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US2871711A - Loose leaf binder mechanisms - Google Patents

Loose leaf binder mechanisms Download PDF

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Publication number
US2871711A
US2871711A US407059A US40705954A US2871711A US 2871711 A US2871711 A US 2871711A US 407059 A US407059 A US 407059A US 40705954 A US40705954 A US 40705954A US 2871711 A US2871711 A US 2871711A
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US
United States
Prior art keywords
lever
pin
movable
lock member
movable lock
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US407059A
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English (en)
Inventor
Stark Walter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F SOENNECKEN
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Individual
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Filing date
Publication date
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Publication of US2871711A publication Critical patent/US2871711A/en
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Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/24—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for perforating or stencil cutting using special types or dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/08—Arrangements or circuits for magnetic control of the arc
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/012—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of aluminium or an aluminium alloy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F13/00—Filing appliances with means for engaging perforations or slots
    • B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
    • B42F13/20—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges
    • B42F13/22—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two sections engaging each other when closed
    • B42F13/24—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two sections engaging each other when closed wherein one section is in the form of fixed rods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18856—Oscillating to oscillating
    • Y10T74/18864—Snap action

Definitions

  • the present invention relates to loose leaf binder mechanisms which are adapted to releasably hold together a plurality of sheets in a predetermined order.
  • One of the objects of the present invention is to overcome the above drawbacks by providing a loose leaf binder mechanism which may be conveniently and easily operated irrespective of the number of sheets held by the mechanism.
  • a further object of the present invention is to provide a loose leaf binder mechanism which may be opened and closed by moving an operating lever in only one direction for both the opening and closing of the mechanism.
  • Another object of the present invention is to provide a loose leaf binder mechanism which is made up of a relatively small number of simple and ruggedly constructed parts which provide a very reliable operation over a long period of time.
  • An additional object of the present invention is to provide a loose leaf binder mechanism whose moving parts are all covered by other parts of the mechanism so that the possibility of faulty operation is reduced to a minimum.
  • the above invention mainly consists of a loose leaf binder mechanism which includes a base plate means having a pair of stationary pin portions fixed thereto and extending therefrom.
  • elongated member having a pair of movable pin portions respectively extending from opposite ends thereof is turnably carried by and extends along the base plate means for moving, during turning of the elongated member, the movable pin portions between a closed position, where free ends of the movable pin portions respectively engage free ends of the stationary pin portions and form closed loops therewith, and an open position where ⁇ the movable pin portions are spaced from the stationarypin portions, this elongated member having an offset crank portion located between its ends.
  • a first spring engages the crank portion ofthe Velongated member for urging the movable pin portions to the open position thereof.
  • a stationary lock member is fixed to the base plate means.
  • a movable lock means for holding the movable pin portions in the closed position thereof when the movable lock means is in a locked position thereof engages the crank portion to move the same and to be moved thereby, this movable lock means vhaving a locking portion engaging the stationary lock member when the movable lock means is in its locked position.
  • a manually operable lever is turnably carried by one of the above mentioned means for turning movement from a rest position through a predetermined distance-with respect to and into abutment with the movable lock means for moving the latter, after abutment therewith, to the locked position thereof so as to simultaneously move the crank portion through the movable lock means against the action of the first spring during movement of the movable pin portions to the closed position thereof.
  • a second spring engages the lever for urging the latter to the rest position thereof, and a pawl means is turnably carried by the lever and engages the movable lock means for moving the locking portion thereof o ut of engagement with the stationary lock member to release the movable lock means and the elongated member carrying the movable pin portions to the inuence of the first spring to movel the movable pin portions from the closed to the open position thereof, so that the latter is moved in only one direction during both opening and closing of the loose leaf binder mechanism.
  • Fig. l is a fragmentary, partly sectional, side elevational view of one loose leaf binder mechanism constructed in accordance with the present invention, the mechanism of Fig. l being shown in its closed position;
  • Fig. 2 is a view of the structure of Fig. l as seen from the left end thereof;
  • Fig. 3 is' a view corresponding to Fig. 1 but showing the parts in the open position of the loose leaf binder mechanism;
  • Fig. 4 is a view corresponding to Fig. 2 but showing the mechanism in the open position thereof;
  • Fig. 5 is a fragmentary, partly sectional, side elevational view of a second embodiment of a loose leaf binder constructed in accordance with the present invention and showing this embodiment in its open position;
  • Fig. 5a is a view of the structure of Fig. 5 as seen from the left end thereof;
  • Fig.'6 shows the structure of Fig. 5 in the closed position of the loose leaf binder mechanism
  • Fig. 7 is a fragmentary side elevational view of a third embodiment of a loose leaf binder mechanism constructed in accordance with the present invention, the mechanism of Fig. 7 being shown in its closed position and one of the plates of the mechanism of Fig. 7 being omitted from Fig. 7 to show the elements located behind this plate;
  • Fig. 8 shows the structure of Fig. 7 in its open position
  • Fig. 9 is a sectional view taken along line 9--9 of Fig. 8 in the direction of the arrows.
  • Fig. 10 is a sectional view taken along line 10--10 of Fig. 8 in the direction of the arrows.
  • the embodiment of the invention illustrated in Figures l to 4 includes a base plate la provided with upwardly struck curved tongues w59 4a and 5d which turnably guide an elongated member 6 which extends along the base plate 1a and which has at its opposite ends, respectively, a pair of movable pin portions 2 and 3 which turn together with the elongated member 6, this elongated member 6 being integral with pin portions 2 and 3 and having between its ends an offset crank portion 7 which is engaged by a leaf spring 8 xed to the base plate 1a, this leaf spring tending to turn the elongated member 6 and the movable pin portions 2 and 3 in a counter-clockwise direction, as viewed in Figures 2 and 4, from the closed position shown in Figure 2 to the open position shown in Figure 4.
  • a pair of stationary pin portions 2a and 3a arexed to and extend from the base plate 1a and have free ends, respectively, engaged by free ends of the movable pin portions 2 and 3 when the loose leaf binder mechanism is in its closed position, as shown in Figure 2, the movablev pin portions 2 and 3 being spaced from the stationary pin portions 2a and 3a when the loose leaf binder mechanism is in its open position shown in Figure 4.
  • a manually operable lever 9a is provided for actuating the mechanism, and this lever 9a has at ⁇ its outer left free end portion, as viewed in Figures l and 3, a finger piece 10a which is engaged by the operator to depress the lever 9a.
  • the lever 9a is bifurcated and has a pair of side walls 11 and 11a which are pivotally connected by a pivot pin 12 to a carrier 13 of U-shaped cross-section, this carrier 13 having a pair of side walls 14 and 14a between which the pivot pin 12 extends and between which the side ⁇ walls 11 and 11a of lever 9a are located.
  • the side walls 14 and 14a of carrier 13 carry a pin 15a extending through aligned openings in the side walls and fixed thereto in any well known manner.
  • Pin 15a extends outwardly beyond wall 14a and engages the crank portion 7 of the elongated member 6, as shown in Figures 2 and 4.
  • the side walls 11 and 11a of lever 9a carry a pivot pin 16a which pivotally supports a pawl 16a located between the side walls 11 and 11a of lever 9a and having a free end 17 which cooperates with an opening 1S formed in a movable lock member 19a formed from a flat strip of metal and slidably carried by the carrier 13 between the side walls 14 and 14a thereof,
  • the lock member 19a has an end portion 2t) which in the closed position of the loose leaf binder mechanism extends into an opening 21 formed in a stationary lock member 22 which forms a tongue struck upwardly from the base plate 1a. It will be noted that'therstationary lockmember 22 is curved.
  • a wire spring 23 is fixed intermediate its ends to the pivot pin 12 and has an end 24 in engagement with the pawl 16a to urge the latter toward the lock member 19a, while the opposite end 25, of spring 23 is fixed to the movable lock member 19a to urge the latter to the left, as viewed in Figures l and 3, toward the stationary lock member 22.
  • the carrier 13 is provided at the right end thereof, as viewed in Figs. l and 3, at a portion extending beyond the side walls thereof with portions 3111 and 31 which extend outwardly beyond the side walls and through openings, respectively, formed, respectively, in a pair ot ears 32 and 33 struck upwardly from the base plate 1n so that the carrier 13 is turnable in holes 34 of ears 32 and 33 about the horizontal axis extending through the portions 36 and 31 of of carrier 13.
  • a pin 27 is fixed to and extends upwardly from the base plate 1a through an opening 2,9 formed in the lever 9a, this pin 27 having a headl 28 atv its top end which. engages the lever 9a to limit the turning movement thereof in a clockwise direction, as viewed in Figures l and 3, the left free end portion of lever-9a, as viewed in Figures l and 3, extending in a substantially horizontal. direction where it is substantially parallel to the base plate 1a when the lever 9a is in its rest position in en- 4 gagement with the head 28 of pin 27.
  • a coil spring 27a surrounds the pin 27, abuts with its bottom end against the base plate 1a, and abuts with its top end against the lever 9a to urge the latter to its rest position against the head 28.
  • the parts 13, 15a, and 19a form a movable lock means which cooperates with the stationary lock mem- 'oer 22 to hold the loose leaf binder mechanism in its closed position against the action of spring 8, and the pawl means 16a cooperates with this movable lock means to release the latter from the stationary lock meniber' 22 so that the movable pin portions 2 and 3 are released to the influence of the spring 8 to be moved thereby to the open position of the mechanism shown in Figures 3 and 4.
  • the operator presses downwardly on linger piece 10a to turn the lever 9a in a counter-clockwisev direction about pivot point 12, as viewed in Figure l, so that the pawl means 16a moves downwardly.
  • lever 9a When the operator wishes to close the loose leaf binder mechanism, the lever 9a is again depressed.
  • the lever 9a which is provided in its side walls 11 and 11a with cutouts similar to. cutout26 engages the pin 15a to move the latter. downwardly so. as to turn crank portion 7 in a clockwise direction, as viewed in Figure 4, against the action of spring S to move the movable pin portions 2 and 3 to their closed position, shown in Fig- 2, where they, respectively, form closed loops with the stationary pin portions 2a and 3a.
  • the embodiment of the invention which is shown in Figures and 6 is structurally ⁇ simpler than the embodiment shown in Figures l to 4.
  • the movable plain shaped lock member 19b of Figures 5 and 6 is not guided in a carrier, as is the case with the embodiment of Fig ures 1 to 4, but instead has its opposite ends respectively extending through slot like openings of a stationary lock member 39 struck upwardly from the base plate 1b and a stationary guide member 40 also struck upwardly from the base plate 1b, this base plate having upwardly struck curved tongues 4b and 5b which guide the elongated member 6 for turning movement in the same way as with the embodiment of Figures 1 to 4.
  • the movable and stationary pin portions as well as the leaf spring 8 and crank portion 7 of member 6 are identical with the structure of Figures 1 to 4.
  • the members 39 and 40 guide thelock member 19b for turning movement as well as for shifting movement to the right and left, as viewed in Figures 5 and 6.
  • the stationary lock member 39 is provided with a transverse portion 41 which is parallel to base plate 1b and which defines part of the opening of member 39 through which lock member 19b extends
  • the member 40 is also provided with a transverse portion 42 parallel to plate 1b and defines part of the opening of member 40 through which lock member 19b freely extends.
  • the pin b which corresponds to pin 15a of Figures l to 4, is fixed directly to lock member 19h.
  • the pin 15b has preferably the form of a shoulder pin as the pin 15C shown in Fig. 9 and is fastened to lock member 19b in a similar manner as pin 15e is fastened to plates 63, 64.
  • the pin 15b is located in the path through which the crank portion 7 turns.
  • the latter turnably carries a roller 38b formed with an annular outer groove in which crank portion 7 is located and the roller 33b is formed and held on pin 15b in a similar manner as illustrated for roller 38C and pin 15e ⁇ in Fig. 9.
  • the member 40 is provided with a pair of eyes 43 which carry a pivot pin 44 on which the manually operable lever 9b is pivotally mounted, this lever 9b having a finger portion 10b which the operator engages to depress the lever 9b.
  • The'lock member 19b is provided with an inclined upper edge portion 19b against which a roller 50, turnably carried by lever 9b, is adapted to press.
  • Another edge portion of lock member 19b is formed with a cutout 53 into which the transverse portion 41 of member 39 extends for holding the lock means 19b, 15b in its locked position shown in Fig. 6.
  • the lock member 19b is also provided with an extension 57 at its left end, as viewed in Figures 5 and 6.
  • the lever 9b has a U-shaped cross-section, as seen in Fig. 5a, so as to be provided with opposite side walls, and a pivot pin 16b is fixed to and extends between these side walls, this pivot pin 16b turnably carrying a pawl 16b comprising a pair of opposite side wall portions located within the side walls of lever 9b and united by a .cross wall portion extending between and substantially normal to the side wall portions.
  • a wire spring 56 extends about the pivot pin 1611, has one end in engagement with lever 9b, and has an opposite end portion in engagement with the cross wall portion of pawl 16b to urge the latter into engagement with the movable lock member 19h, the pawl 1617 extending into a cutout 58 formed in the movable lock member 19b.
  • the single spring 56 serves to maintain the pawl 16b in operative engagement with movable lock member 19h and to return the lever 9b to its rest position, shown in Figures 5 and 6, after depression of the lever 9b.
  • the lever 9b is limited in its upward movement by engagement of a transverse lower edge portion 59 of lever 9b with the base plate 1b.
  • the U-shaped cross-section of the lever 9b provides a covering for the pawl 16b, and the spring 56 serves to return the lever 9b to its rest position so that it replaces the spring 27 of the embodiment of Figures 1 to 4.
  • the embodiment of Figures 5 and 6 has the advantage of greater simplicity and therefore less likelihood 'of faulty operation.
  • FIG. 7 A further improvement of the structure of the invention in the same manner is illustrated in the embodiment of Figures 7 to 10.
  • This embodiment of the invention is provided with a base plate 1c having the curved tongues 4c and 5c struck therefrom and turnably guiding the elongated member 6 which is identical with the elongated member 6 of the above described embodiment in that this elongated member 6 includes intermediate its ends a crank portion 7 which is in engagement with the leaf spring 8 and has connected to its ends the movable pin portions 2 and 3 which cooperate with the stationary pin portions 2a and 3a, respectively, in the manner illustrated in Figures 1 to 4.
  • the base plate 1c is provided with-an upwardly struck ear 61 which carries a pivot pin 62 on which a pair of parallel plates 63 and 64 are turnably mounted, these plates respectively engaging opposite faces of ear 61, asI is most clearly shown in Figure 10.
  • the lever 9c which is provided with the finger piece 10c, is in the forml of aflat plate which extends between-thel plates 63: and 64 and which is pivotally connected thereto by pivot pin 65, as is most clearly shown in Figure l0. It will be noted from Figure l0 that the outer ends ofpins 62 and 65 are upset to prevent movement of plates 63 and 64 away from each other.
  • the pawl 16C is provided with a circular end portion 66 which is turnably located in a mating circular cutout formed in the lever 9c.
  • the pawl 16C is also located between the side plates 63 and 6d and: is in this way secured against falling from the mechanism.
  • Both ofthe side plates 63 and 64 are further fixed to the pin C which turnably carries an annula-rly grooved roller 3de in the same way as the pin 15b of Figures 5 and 6, this roller engaging crank portion 7, as is most clearly shown in Figure 9.
  • a pivot pin 67 is fixed to and extends between the plates 63 andV 64 and pivotally carries a movable lock member 68vwhich is hook-shaped, as shown in Figures 7 and 8, the hook member being provided with the hook-like projection 69 and with a pair of additional projections '70 and 71.
  • the projection 70 cooperates with the pawl 16C.
  • a stationary lock member 72 is fixed to the base plate le and is provided with a projection 73 which cooperates with the hook end 69 of lock member 63.
  • a wire spring 74 is fixed intermediate its ends to a pin 74' which is fixed to the side plates 63 and 64, and this substantially U-shaped spring 74 presses on the one hand against the lever 9c and on the other hand against the movable lock member 68 and serves simultaneously as a return spring for the lever 9c and as a spring for urging the movable lock member 65 into locking engagement with the stationary lock member 72.
  • At least one of these side plates is provided with a projection which engages a stop 8G formed on the ear 6i.
  • the lever 9c is formed with a slot 7S into which a tongue 76 struck from side plate 63 extends to limit turnina of lever 9c with respect to theside plates 63 and 64.
  • lever 9c is again depressed so that the lever 9c turns the side plates 63 and 6d downwarchy about the pivot pin 62 through engagement of lever 9c with the tongue 76.
  • movable lock member 68 slides along the projection 73 of the stationary lock member 72 and, when themechanism is in its closed position, the ⁇ hook end 69 of movable lock member 6d moves under the iniuence of spring 74 into locking engagement with the stationary lock member '72 so that the side plates' 63 and dt-are securedin their lower position.
  • the pin 15e through the rollerV 38e, of course turns the movable pin portions 2 and 3 to their closed position.
  • the lever 9c Upon release of the lever 9c, the latter is returned to its upper rest position by the spring 74, this movement being limited by engagement of tongue 76 with the lower end of slot 75.
  • Figures 7 to l0 provides the advantage of locatingthe pawl les, the movable lock member 63, and the spring 7d between the side plates 63 and 64 so that these elements are safely hidden and guided:
  • a mechanism ⁇ for moving an elongated member formed with a crank portion between a first and a second positiony and for releasing the member from the second position thereof comprising, incombination, base plate means; ay first spring adapted to engage the crank portion lof said elongated member for urging the same to the first position thereof; a stationary lock member fixed to said base plate means; movable lock means for holding the elongated member in the second position thereof when said movable lock means is in a locked position, said movable lock means engaging said crank portion to move the same and to be moved thereby and having al locking portion engaging said stationary lock member when said movable lock means is in said locked position thereof; a manually operable lever turnably carried by one of said means for turning movement from a rest position together with said movable lock means for moving the latter to said locked position thereof to simultaneously move said crank portion through said movable lock means against the action of said first spring-during movement of the elongated member to the second position
  • a mechanism for moving an elongated Imember formed with a crank portion between a first and a second position and for releasing the member from the second position thereof comprising, in combination, base plate means; a first spring adapted to engage the crank portion of said elongated member for urging the same to the first position thereof; a stationary lock member fixed to lsaid base plate means; movable lock means for holding the elongated member in the second position thereof when said movable lock means is in a locked position, said movable lock means being movably carried by said base plate means and engaging said crank portion to move the same and to be moved thereby, and said movable lock means having a movable lock member slidably carried by the remainder of said movable lock means for movement into engagement with said stationary lock member when said movable lock means is in said locked position thereof, said movable lock member being formed with lan opening passing therethrough; a manually operable lever turnably carried by one of said means for turning movement from a rest position
  • a mechanism as defined in claim 2 and wherein said movable lock means comprises an elongated carrier which slidably carries said movable lock member and which is pivotally carried by said base plate means, and a pin fixed to said carrier and engaging said crank portion of said elongated member, said lever being turnably carried by said carrier.
  • said movable lock means comprises an elongated carrier of U-shaped cross section which slidably carries said movable lock member between opposite side walls of said carrier and which is pivotally carried by said base plate means, and a pin fixed to said carrier and engaging said crank portion of said elongated member, said lever being turnably carried by said carrier.
  • a mechanism as dened in c laim 2 and wherein said movable lock means comprises an elongated carrier of U-shaped cross section which slidably carries said movable lock .member between opposite side walls of said carrier and which is pivotally carried by said base plate means, and a pin fixed to said carrier and engaging said crank portion of said elongated member, said lever being turnably carried by said carrier, said lever including a bifurcated end portion pivotally connected to said side walls of said carrier and in which said pawl means is located.
  • a mechanism a-s defined in claim l said lever having an elongated free end portion which is substantially parallel to said base plate means when said lever is in said rest position thereof, and limiting means engaging said lever to prevent movement thereof beyond said rest position under the iniiuence of said second spring.
  • a mechanism as dened in claim 8 said free end portion of said lever being formed with an opening and said limiting means including an elongated pin extending through said opening and having a head end engaging said lever.
  • said lsecond spring is in the form of a coil spring located about said elongated pin and engaging said lever to urge the same toward said head end of said elongated pin.
  • a mechanism for moving an elongated member formed with a crank portion between a first and a second position and for releasing the member from the second position thereof comprising, in combination, base plate means; a first spring adapted to engage the crank portion of said elongated member for urging the same to the first position thereof; a stationary lock member fixed to said base plate means and being formed with an opening; a stationary guide member also formed with an opening, being fixed to and forming part of said base plate means and being spaced from and located opposite said stationary lock member; movable lock means extending freely through said openings of said stationary lock member and said guide member to be guided in its movement by said stationary lock member and guide member for holding the elongated member in the second position thereof when said movable lock means is in a locked position, said movable lock means engaging said crank portion to move the same and to be moved thereby and having a locking portion engaging said stationary lock member when said movable lock means is in said locked position thereof; a manually operable lever turnably
  • a mechanism as defined in claim l and wherein said movable lock means is in the form of a plate having a pin fixed thereto and located in the path of movement of said crank portion of said elongated member, said plate being formed in an edge portion thereof with a cutout in which said pawl means extends to engage said plate for moving the latter from said locked position thereof.
  • a mechanism as dened in claim l and wherein said manually operable lever has a U-shaped cross section and is provided with opposite side walls between' which said pawl means is located.
  • said base plate means including an ear integral therewith and said movable lock means being in the form of a pair of plates turnably carried by said ear and engaged by said manually of said movable lock means, said locking portion of said movable lock means being in the form of a hook member pivotally carried by at least one of said plates, and said movable lock means also including a pin fixed to at least one of said plates and located in the path of movement of said crank portion of said elongated member, at least one of said plates having a stop portion engaging said ear to limit the extent of movement of said movable pin portions from said stationary pin portions.
  • said movable lock means is in the form of a pair of plates turnahly carried by saidv base platey means and engaged by said manually operable level for movement into said locked position of said movable lock means, said locking portion of said movable lock means being in the form of a hook member pivotally carried by and located between said plates, and said movable lock means also including a pin fixed to at least ione of said plates and located in the path of movement of said crank portion of said elongated member,A said lever extending between and being pivotally connected to said plates, and said lever being formed with an opening, one of said plates having a tongue extending into said ⁇ opening of said lever to limit movement of the latter with respect to said plates.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Supports Or Holders For Household Use (AREA)
  • Sheet Holders (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
  • Arc Welding In General (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Preliminary Treatment Of Fibers (AREA)
US407059A 1952-07-05 1954-01-29 Loose leaf binder mechanisms Expired - Lifetime US2871711A (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DE316427X 1952-07-05
DES32645A DE1034140B (de) 1952-07-05 1953-02-03 Briefordnermechanik
DES36469A DE1113925B (de) 1952-07-05 1953-02-03 Briefordnermechanik
DE322272X 1953-02-03
DE325537X 1953-03-14
DE160353X 1953-03-16
DE181153X 1953-11-18

Publications (1)

Publication Number Publication Date
US2871711A true US2871711A (en) 1959-02-03

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ID=27561255

Family Applications (1)

Application Number Title Priority Date Filing Date
US407059A Expired - Lifetime US2871711A (en) 1952-07-05 1954-01-29 Loose leaf binder mechanisms

Country Status (7)

Country Link
US (1) US2871711A (de)
BE (2) BE520899A (de)
CH (3) CH316427A (de)
DE (2) DE1034140B (de)
FR (3) FR1079555A (de)
GB (3) GB741694A (de)
NL (3) NL96499C (de)

Cited By (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4830528A (en) * 1988-09-01 1989-05-16 Anthony Handler Closure mechanism for a loose-leaf holder
US4832521A (en) * 1987-10-05 1989-05-23 Anthony Handler Closure mechanism for a loose-leaf holder
US20030103798A1 (en) * 2001-11-30 2003-06-05 World Wide Stationery Manufacturing Company, Ltd. Ring binder mechanism
US20040013464A1 (en) * 2002-07-16 2004-01-22 World Wide Stationery Manufacturing Company, Limited Ring binder
US20050201818A1 (en) * 2004-03-15 2005-09-15 Cheng Hung Y. Soft close ring binder mechanism
US20050201819A1 (en) * 2004-03-15 2005-09-15 Cheng Hung Y. Positive lock ring binder mechanism
US20050201817A1 (en) * 2004-03-15 2005-09-15 World Wide Stationery Manufacturing Company, Limited. Ring binder mechanism with dual pivot locking elements
US20050207826A1 (en) * 2004-03-15 2005-09-22 World Wide Stationery Manufacturing Company, Limited Soft close ring binder mechanism with mating ring tips
US20050214064A1 (en) * 2004-03-15 2005-09-29 World Wide Stationery Manufacturing Company, Limited Soft close ring binder mechanism with reinforced travel bar
US20050271459A1 (en) * 2004-06-03 2005-12-08 World Wide Stationery Mfg. Co., Ltd. Interlocking ring tip formations for paired ring members of a ring binder mechanism
US20060147254A1 (en) * 2004-12-30 2006-07-06 World Wide Stationery Mfg. Co., Ltd. Lever for a ring mechanism
US20060147253A1 (en) * 2004-12-30 2006-07-06 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism spring biased to a locked position when ring members close
US20060153629A1 (en) * 2005-01-12 2006-07-13 World Wide Stationery Manufacturing Company, Limited Ring mechanism biased to closed and locked position
US20060251468A1 (en) * 2005-05-06 2006-11-09 World Wide Stationery Mfg. Co., Ltd. Ring mechanism with spring biased travel bar
US20070086836A1 (en) * 2005-09-19 2007-04-19 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism with operating lever and travel bar
US20070160415A1 (en) * 2005-03-22 2007-07-12 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism
US20070274769A1 (en) * 2004-04-05 2007-11-29 Hiroshi Shimada Binder For Document
US20080075527A1 (en) * 2006-09-27 2008-03-27 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism
US20080075526A1 (en) * 2006-09-27 2008-03-27 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism
US20080080925A1 (en) * 2006-09-28 2008-04-03 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism with a Sliding Hinge Plate
US20080080926A1 (en) * 2006-09-28 2008-04-03 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism with sliding hinge plate
US20080089736A1 (en) * 2002-12-18 2008-04-17 Cheng Hung Y Ready lock ring binder mechanism
US20080124166A1 (en) * 2006-09-27 2008-05-29 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism
US7524128B2 (en) 2004-12-30 2009-04-28 World Wide Stationery Manufacturing Company Limited Ring binder mechanism spring biased to a locked position
US20090110470A1 (en) * 2007-10-31 2009-04-30 World Wide Stationery, Mfg. Co., Ltd. Ring binder mechanism with polymeric housing and actuator
US7661899B2 (en) 2005-03-22 2010-02-16 World Wide Stationery Mfg. Co., Ltd. Lever for a ring binder mechanism
US20100166490A1 (en) * 2008-12-30 2010-07-01 World Wide Stationery, Mfg. Co., Ltd. Actuator for a ring binder mechanism
US7819602B2 (en) 2007-10-31 2010-10-26 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism
US20110170942A1 (en) * 2010-01-14 2011-07-14 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism having dual time buffer actuator
US8480327B2 (en) 2009-01-16 2013-07-09 Hans Johann Horn Binder apparatus
US8851783B2 (en) 2010-06-09 2014-10-07 World Wide Stationary Mfg. Co. Ltd. Ring binder mechanism having snap-in ring members
US8899866B2 (en) 2012-04-28 2014-12-02 World Wide Stationary Mfg. Co. Ltd. Ring binder mechanism with self-locking actuator
US9511617B2 (en) 2013-10-31 2016-12-06 World Wide Stationary Mfg. Co., Ltd. Ring binder mechanism
US9522561B2 (en) 2013-08-27 2016-12-20 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism
US9895922B2 (en) 2015-02-05 2018-02-20 World Wide Stationery Mfg. Co., Ltd. Ring binder with interlocking ring members
CN114156423A (zh) * 2020-09-08 2022-03-08 东莞新能安科技有限公司 极片、电池和电子装置

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CA994870A (en) * 1972-05-20 1976-08-10 Motomi Kano Arc welding process
JP3530322B2 (ja) * 1996-09-26 2004-05-24 三菱重工業株式会社 上向・立向溶接方法

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US1618963A (en) * 1919-04-09 1927-02-22 George A Knaak Snap-action mechanism
US2494898A (en) * 1946-07-23 1950-01-17 Charles C Rea Arch type loose-leaf binder
US2519932A (en) * 1947-10-28 1950-08-22 Rostoker Louis Filing device
FR981365A (fr) * 1948-12-30 1951-05-25 Dispositif de verrouillage pour reliures à feuilles mobiles perforées
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US4832521A (en) * 1987-10-05 1989-05-23 Anthony Handler Closure mechanism for a loose-leaf holder
US4830528A (en) * 1988-09-01 1989-05-16 Anthony Handler Closure mechanism for a loose-leaf holder
US20050232689A1 (en) * 2001-11-30 2005-10-20 World Wide Stationery Mfg. Co., Ltd. Intermediate connector for a ring binder mechanism
US8414212B2 (en) 2001-11-30 2013-04-09 Hung Yuen Cheng Ring binder mechanism
US20030103798A1 (en) * 2001-11-30 2003-06-05 World Wide Stationery Manufacturing Company, Ltd. Ring binder mechanism
US20080050171A1 (en) * 2001-11-30 2008-02-28 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism
US7296946B2 (en) 2001-11-30 2007-11-20 Microsoft Corporation Ring binder mechanism
US7878729B2 (en) 2001-11-30 2011-02-01 World Wide Stationery Manufacturing Company, Ltd. Intermediate connector for a ring binder mechanism
US20110085846A1 (en) * 2001-11-30 2011-04-14 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism
US6974273B2 (en) 2002-07-16 2005-12-13 World Wide Stationery Manufacturing Company Limited Ring binder
US20040013464A1 (en) * 2002-07-16 2004-01-22 World Wide Stationery Manufacturing Company, Limited Ring binder
US20090041532A1 (en) * 2002-12-18 2009-02-12 World Wide Stationery Mfg. Co., Ltd Ready lock ring binder mechanism
US20080089736A1 (en) * 2002-12-18 2008-04-17 Cheng Hung Y Ready lock ring binder mechanism
US8038361B2 (en) 2002-12-18 2011-10-18 World Wide Stationery Mfg. Co., Ltd. Ready lock ring binder mechanism
US7549817B2 (en) 2002-12-18 2009-06-23 World Wide Stationery Mfg. Co., Ltd. Ready lock ring binder mechanism
US7891901B2 (en) 2002-12-18 2011-02-22 World Wide Stationery Mfg. Co., Ltd. Ready lock ring binder mechanism
US7744300B2 (en) 2002-12-18 2010-06-29 World Wide Stationery Mfg. Co., Ltd. Ready lock ring binder mechanism
US20110110703A1 (en) * 2002-12-18 2011-05-12 World Wide Stationery Mfg. Co., Ltd. Ready lock ring binder mechanism
US7748922B2 (en) 2004-03-15 2010-07-06 World Wide Stationery Manufacturing Company, Limited Ring binder mechanism with dual pivot locking elements
US8573876B2 (en) 2004-03-15 2013-11-05 World Wide Stationery Manufacturing Company, Limited Soft close ring binder mechanism with mating ring tips
US20050201818A1 (en) * 2004-03-15 2005-09-15 Cheng Hung Y. Soft close ring binder mechanism
US20050201817A1 (en) * 2004-03-15 2005-09-15 World Wide Stationery Manufacturing Company, Limited. Ring binder mechanism with dual pivot locking elements
US20050207826A1 (en) * 2004-03-15 2005-09-22 World Wide Stationery Manufacturing Company, Limited Soft close ring binder mechanism with mating ring tips
US7597498B2 (en) 2004-03-15 2009-10-06 World Wide Stationery Mfg. Co., Ltd. Positive lock ring binder mechanism
US20050214064A1 (en) * 2004-03-15 2005-09-29 World Wide Stationery Manufacturing Company, Limited Soft close ring binder mechanism with reinforced travel bar
US8002488B2 (en) 2004-03-15 2011-08-23 World Wide Stationery Mfg. Co., Ltd. Soft close ring binder mechanism
US7275886B2 (en) 2004-03-15 2007-10-02 World Wide Stationary Mfg. Co., Ltd. Positive lock ring binder mechanism
US20050201819A1 (en) * 2004-03-15 2005-09-15 Cheng Hung Y. Positive lock ring binder mechanism
US7661898B2 (en) 2004-03-15 2010-02-16 World Wide Stationery Manufacturing Company, Limited Soft close ring binder mechanism with reinforced travel bar
US20070274769A1 (en) * 2004-04-05 2007-11-29 Hiroshi Shimada Binder For Document
US20050271459A1 (en) * 2004-06-03 2005-12-08 World Wide Stationery Mfg. Co., Ltd. Interlocking ring tip formations for paired ring members of a ring binder mechanism
US20060147254A1 (en) * 2004-12-30 2006-07-06 World Wide Stationery Mfg. Co., Ltd. Lever for a ring mechanism
US7524128B2 (en) 2004-12-30 2009-04-28 World Wide Stationery Manufacturing Company Limited Ring binder mechanism spring biased to a locked position
US20080267691A1 (en) * 2004-12-30 2008-10-30 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism
US7404685B2 (en) 2004-12-30 2008-07-29 World Wide Stationery Manufacturing Company, Limited Ring binder mechanism spring biased to a locked position when ring members close
US20060147253A1 (en) * 2004-12-30 2006-07-06 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism spring biased to a locked position when ring members close
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US20060153629A1 (en) * 2005-01-12 2006-07-13 World Wide Stationery Manufacturing Company, Limited Ring mechanism biased to closed and locked position
US20090169287A1 (en) * 2005-01-12 2009-07-02 World Wide Stationery Mfg. Co., Ltd. Ring mechanism biased to closed and locked position
US7758271B2 (en) 2005-01-12 2010-07-20 World Wide Stationery Mfg. Co., Ltd. Ring mechanism biased to closed and locked position
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US9180721B2 (en) 2005-03-22 2015-11-10 World Wide Stationary Mfg. Co., Ltd. Lever for a ring binder mechanism
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US7704005B2 (en) 2005-03-22 2010-04-27 World Wide Stationary Mfg. Co., Ltd. Ring mechanism having locking element operatively connected to lever
US20100166491A1 (en) * 2005-03-22 2010-07-01 World Wide Stationery Mfg. Co., Ltd. Lever for a ring binder mechanism
US8814458B2 (en) 2005-03-22 2014-08-26 World Wide Stationery Mfg. Co. Ltd. Lever for a ring binder mechanism
US7661899B2 (en) 2005-03-22 2010-02-16 World Wide Stationery Mfg. Co., Ltd. Lever for a ring binder mechanism
US20070160415A1 (en) * 2005-03-22 2007-07-12 World Wide Stationery Mfg. Co., Ltd. Ring Binder Mechanism
US7726897B2 (en) 2005-03-22 2010-06-01 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism
US7950867B2 (en) 2005-03-22 2011-05-31 World Wide Stationery Mfg. Co., Ltd. Lever for a ring binder mechanism
US10173458B2 (en) 2005-03-22 2019-01-08 World Wide Stationery Mfg. Co., Ltd. Lever for a ring binder mechanism
US7828491B2 (en) 2005-05-06 2010-11-09 World Wide Stationery Mfg. Co., Ltd. Travel bar for use with a ring mechanism
US7665926B2 (en) 2005-05-06 2010-02-23 World Wide Stationery Mfg. Co., Ltd. Ring mechanism with spring biased travel bar
US20110020053A1 (en) * 2005-05-06 2011-01-27 World Wide Stationery Mfg. Co., Ltd. Ring mechanism having guide for travel bar
US20060251468A1 (en) * 2005-05-06 2006-11-09 World Wide Stationery Mfg. Co., Ltd. Ring mechanism with spring biased travel bar
US20070086836A1 (en) * 2005-09-19 2007-04-19 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism with operating lever and travel bar
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US20090110470A1 (en) * 2007-10-31 2009-04-30 World Wide Stationery, Mfg. Co., Ltd. Ring binder mechanism with polymeric housing and actuator
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US8162556B2 (en) 2008-12-30 2012-04-24 World Wide Stationery Mfg. Co., Ltd. Actuator for a ring binder mechanism
US20100166490A1 (en) * 2008-12-30 2010-07-01 World Wide Stationery, Mfg. Co., Ltd. Actuator for a ring binder mechanism
US8480327B2 (en) 2009-01-16 2013-07-09 Hans Johann Horn Binder apparatus
US10369833B2 (en) 2010-01-14 2019-08-06 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism
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US20110170942A1 (en) * 2010-01-14 2011-07-14 World Wide Stationery Mfg. Co., Ltd. Ring binder mechanism having dual time buffer actuator
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US9067457B2 (en) 2010-06-09 2015-06-30 Cooper Technologies Company Ring binder mechanism having unitary structure
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US9469149B2 (en) 2012-04-28 2016-10-18 World Wide Stationery Mfg. Co., Ltd. Self-locking actuator for ring binder mechanism
US8899866B2 (en) 2012-04-28 2014-12-02 World Wide Stationary Mfg. Co. Ltd. Ring binder mechanism with self-locking actuator
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US9511617B2 (en) 2013-10-31 2016-12-06 World Wide Stationary Mfg. Co., Ltd. Ring binder mechanism
US9895922B2 (en) 2015-02-05 2018-02-20 World Wide Stationery Mfg. Co., Ltd. Ring binder with interlocking ring members
CN114156423A (zh) * 2020-09-08 2022-03-08 东莞新能安科技有限公司 极片、电池和电子装置
CN114156423B (zh) * 2020-09-08 2023-10-03 东莞新能安科技有限公司 极片、电池和电子装置

Also Published As

Publication number Publication date
FR1095922A (fr) 1955-06-07
DE1034140B (de) 1958-07-17
GB741694A (en) 1955-12-07
NL85346C (de) 1957-01-15
GB748743A (en) 1956-05-09
GB787126A (en) 1957-12-04
NL184284B (nl)
FR1079555A (fr) 1954-12-01
CH316427A (de) 1956-10-15
BE526132A (de) 1900-01-01
NL96499C (de) 1900-01-01
CH325537A (de) 1957-11-15
FR1097095A (fr) 1955-06-29
CH322272A (de) 1957-06-15
DE1113925B (de) 1961-09-21
BE520899A (de) 1900-01-01

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