CN1086532C - Switch of portable telephone - Google Patents
Switch of portable telephone Download PDFInfo
- Publication number
- CN1086532C CN1086532C CN94112915A CN94112915A CN1086532C CN 1086532 C CN1086532 C CN 1086532C CN 94112915 A CN94112915 A CN 94112915A CN 94112915 A CN94112915 A CN 94112915A CN 1086532 C CN1086532 C CN 1086532C
- Authority
- CN
- China
- Prior art keywords
- locking
- earpiece
- microphone
- receiver
- opening
- 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
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- Telephone Set Structure (AREA)
- Pivots And Pivotal Connections (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
Abstract
本发明提供一种便携式电话机之开闭装置制作成以单手手持该电话机时，只要按下按键的一次操作就可以开启听筒部，而从某一预定的角度起可令该听筒部停止于随意位置，并且当听筒部在于闭合状态时可保持稳定的闭合状态。本发明的构造为在铰链轴套设一个扭力弹簧，在话筒与听筒之间设有卡止装置，凸轮机构，以及锁定装置、或摩擦止滑机构，当该听筒部开启朝某一预定角度后可让其停止于随意的位置。
The present invention provides an opening and closing device for a portable telephone. When the telephone is held with one hand, the earpiece can be opened by pressing a button once, and the earpiece can be stopped from a certain predetermined angle. It can be placed in any position, and can maintain a stable closed state when the earpiece is in the closed state. The structure of the present invention is that a torsion spring is sleeved on the hinge shaft, and a locking device, a cam mechanism, a locking device, or a frictional anti-slip mechanism are arranged between the microphone and the earpiece. When the earpiece is opened to a certain predetermined angle, It can be stopped at any position.
Description
The present invention system about be useful in can be with receiver portion with the microphone portion doubling so that carry and need when using both are pulled open switching device on the pocket telephone of back use.
Known in the past but the receiver portion of Foldable cellular telephone is installed to the opening and closing device of microphone portion in the freely openable mode, cording has the random stop type (Free-stop) of friction on-slip function.
Yet along with the universalness of pocket telephone, the voice that requirement is more convenient for using is constantly surging, and the user's request that produces is to wish and opening and closing device wherein can be made into: only need singlehanded single key stroke receiver portion can be opened from microphone portion.
The present invention's main purpose is to provide a kind of opening and closing device of pocket telephone, system is made into: but the single-hand held pocket telephone can be opened receiver portion with the single key stroke button, and when receiver portion is in closure state, can keep stable closure state.
The present invention's the 2nd purpose is to provide a kind of opening and closing device of pocket telephone, is to be made into: the single key stroke of available one hand can be opened receiver portion from microphone portion, and opening and closing device itself can stably lock receiver portion when being in closure state.
The present invention's the 3rd purpose is to provide a kind of opening and closing device of pocket telephone, system is made into: except the single key stroke of available one hand can be opened receiver portion from microphone portion, and outside receiver portion stably can being locked when opening and closing device itself is in closure state, after surpassing a certain predetermined angular, the unlatching of receiver portion can make it stop at random position.
In order to reach aforesaid main purpose, the structure of opening and closing device of the present invention system is made into: connect to utilizing hinge axis between the installation portion of the installation portion of the microphone portion that can freely fold and receiver portion, at the sheathed torque spring of this hinge axis, between the installation portion of the installation portion of this microphone portion and this receiver portion, be provided with a clamping device, this clamping device can utilize the installation portion of this receiver portion that one end of this torque spring is blocked when this receiver portion opens towards the scope of crossing a certain predetermined angular to end, simultaneously again between the installation portion of the installation portion of this microphone portion and receiver portion, be provided with a cam mechanism, can make the action of this cam mechanism by the button on the installation portion direction of principal axis that is located at this microphone portion by pressing operation, turn to till this clamping device blocks the position of an end of this torque spring to make this receiver portion.
In this case, the present invention is except aforesaid structure, can be provided with at the installation portion of this receiver portion again one can remove by pushing aforementioned keys this receiver portion be limited to microphone portion installation portion state locking device or be provided with a friction limited-slip mechanism again, open after crossing a certain predetermined angular when this receiver portion and can allow this receiver portion stop at random position.
The invention reside in aforesaid each device, be with clamping device by: be located at the rotor end-face place of receiving in the installation portion be contained in receiver portion in order to card end torque spring an end fastener and be located at this fastener towards the rake on the backrush direction of aforementioned torsion spring, and be located at card on the direction of principal axis that is positioned at torque spring of installation portion of this microphone portion and end ditch and constituted by broken away from end that card with aforementioned fastener ends the aforementioned torsion spring that concerns in order to card with onlying.And with cam mechanism by: be based in pushing cam part and having to be based on the rotor end-face of receiving the installation portion be contained in receiver portion on the button end face and push the cam part pressurized cam part institute constitutor of the rake of position in opposite directions with this.
In addition, the present invention is in aforesaid each device, with locking device by: receive and to be contained in the installation portion of receiver portion, axle be inserted with a hinge axis and be applied in the thrust of sliding towards single direction slidably freely locking component, and in order can to come in and go out for this locking component, and the locking ditch from the end face of the installation portion of microphone portion towards the direction of principal axis setting constitutes.And friction limited-slip mechanism system can by: be located at receiver portion installation portion end face the 1st protuberance and be located on the end face of installation portion of receiver portion, when a certain predetermined angular range is opened by receiver portion, can constitute with the 2nd protuberance of aforesaid the 1st protuberance crimping.
In the 1st invention of this case, originally in order to torque spring towards the direction applied thrust of opening receiver portion, after receiver portion reaches a certain predetermined closed angle, with regard to the state that keeps being reeled and the card of removing for the installation portion of receiver portion by clamping device ends state, in the closed angular range till 0 ° then, neither for receiver portion towards the opening direction applied thrust.When receiver portion and microphone portion are folded into closure state, as long as pressing keys can make receiver portion towards rotating toward opening direction and being unlocked by cam mechanism, after unlatching reaches a certain predetermined angle, just make the end of torque spring engage with the installation portion of receiver portion by clamping device, with for this receiver portion towards the opening direction applied thrust, and can make this receiver portion automatically open.
The 2nd invention of this case is except the effect that can reach the 1st invention, when receiver portion and microphone portion folded closed state, this receiver portion card can be ended locking, and this card ends lock-out state and can remove by pressing keys, rotates towards the direction of opening to allow receiver portion.
The 3rd invention of this case can allow the receiver portion of automatic unlatching be to stop at random position in a certain predetermined opening angle scope again except the effect that can reach the 1st invention and the 2nd invention.
In the 4th invention of this case, the script card ends the wherein square end portion at the torque spring of the fastener of rotor, when closed procedure receiver portion, be rotated the words that reach a certain predetermined closed angle, this end just can slip over the rake that is located at fastener because of the lifting force that increases, and remain on by under the state of the windup-degree of compression that this end face is pushed, be embedded into the card that engages to the installation portion of being located at microphone portion and end ditch, then since then in the closed angular range till the position to 0 °, just no longer apply thrust towards opening direction for receiver portion.When with receiver portion under the folded closed state when microphone portion is opened, be in a certain predetermined opening angle scope, the end of ending the torque spring of ditch with the card that is limited to the installation portion that is located at microphone portion by the state of the end of fastener compression, can slip over that card ends in the ditch and fasten with the fastener of the rotor that is located at receiver portion once again, this fastener towards the opening direction applied thrust, so understanding because of the torsion that torque spring produced, receiver portion automatically is unlocked.
The structure of the 5th invention of this case is understood the rake that butt is located at the pressurized cam part of this rotor by pressing keys to the cam part of pushing that rotor-side moves, so that it is just rotated towards the direction of opening receiver portion towards counterclockwise.
In the 6th invention of this case, though when receiver portion during in closure state and the locking component that fastens of the installation portion of this receiver portion also fasten with the installation portion of microphone portion, can utilize pressing keys and the snap-fit relationship of the installation portion of unlock member and microphone portion.
In the 7th invention of this case, from a certain predetermined opening angle of receiver portion, the 1st protuberance that is located at the installation portion of this receiver portion can be crimped onto the 2nd protuberance of the installation portion of being located at microphone portion, and for the breakdown action generation braking action of the installation portion of receiver portion.
The 1st figure is a stereogram of implementing pocket telephone of the present invention.
The 2nd figure is the exploded perspective view of the opening and closing device of pocket telephone of the present invention.
Plane sectional drawing when the 3rd figure is the state of closed receiver portion of part of opening and closing device of pocket telephone of the present invention.
The 4th figure is the key diagram that is used for illustrating the position relation of each member of receiver portion when closure state.
The 5th figure is the key diagram that is used for illustrating each member position when locked device institute of receiver portion lock-out state is disengaged.
The 6th figure is used for illustrating the rotor of receiver portion when closure state and the stereogram of the position relation of stator.
The 7th figure is used for illustrating opening receiver portion and the stereogram of the position relation of rotor when rubbing the locking function initiating and stator.
The 8th figure is the exploded perspective view of opening and closing device when observing with the 2nd figure rightabout of pocket telephone of the present invention.
Drawing is to show one of the present invention embodiment, among the 1st figure, on the side end of the microphone portion 1 that is loaded with the operating portion 1a that forms by a plurality of operation keys and the 1b of microphone portion, the 1st installation portion the 2, the 2nd installation portion the 3, the 3rd installation portion 4 that all has cylindrical portion predetermined space is arranged is installed from the left side, forms the 2nd installation portion 3 the longest.In addition, each installation portion 2-4 forms one with microphone portion 1.Similarly in the 1st figure, figure number 5 representatives are provided with the receiver portion of display part 5a and speaker portion 5b, insert between each installation portion 2-4 of microphone portion 1 side being located at the 4th installation portion 6 and the 5th installation portion 7 that its end has identical cylindrical portion, the 4th installation portion 6 these sides are shown in the 2nd figure, utilize hinge axis 8 and rotatable the 1st installation portion 2 and the 2nd installation portion 3 of being attached at freely.Though the 5th installation portion 7 fully diagram come out, utilize and the hinge axis 9 shown in the 3rd figure to the 5 figure of hinge axis 8 common axis cores and turning is attached between the 2nd installation portion 3 and the 3rd installation portion 4 freely.
Opening and closing device of the present invention is provided in a side of hinge axis 8 these sides, is described in detail as follows now.
The stator 10 of tubular at one end is respectively equipped with on the face towards axial a pair of the 1st protuberance 10a and one and ends ditch 10b towards axial card, the direction of principal axis of the axle core of this stator 10 is inserted and is connected with a hinge axis 8, and the card that will be located on the periphery of this stator 10 ends the engaging ditch 3a that raised line 10c is embedded into the interior week that is located at the 2nd installation portion 3, so as to this stator 10 being housed in un-rotatably the inside of the 2nd installation portion 3.Also this stator 10 and the 2nd installation portion 3 can be made into one again.Hinge axis 8 is the one end to be utilized pad 11 and installs with screw 12 be fixed on the assembly wall 3b that is located in the 2nd installation portion 3.And in the 4th installation portion 6 of receiver portion 5 one sides of joining with a wherein side the end face of the 2nd installation portion 3, be to accommodate to be fixed with a rotor 13.The axle core of this rotor 13 was interted by hinge axis 8, the 8a of blade of a sword portion of this hinge axis 8 only then blocks at rotor 13, and this rotor 13 is that the card that will be based in its periphery ends raised line 13a, 13a and is engaged to the 1st engaging ditch 6a, the 6a of the periphery of being located at the 4th installation portion 6 and makes that this rotor 13 is accommodated and be fixed in the 4th installation portion 6.Torque spring 14 is to be housed in stator 10 inside, and be sleeved on the periphery of hinge axis 8, one end 14a of this torque spring 14 is that card only is being located at the stop hole 10d of stator 10, and the other end 14b then is the circular-arc fastener 13b that card ends at the end face that is based in rotor 13.The front end of this fastener 13b is provided with towards the rake 13c that torque spring 14 is gone back to the direction inclination that comes.
The clamping device 15 of torque spring 14 is shown in the 4th figure and the 5th figure, be by: the card that has the fastener 13b of the rake 13c that is located at rotor 13 and be located at stator 10 these sides ends ditch 10b and is constituted.
The end face of close clamping device 15 these sides of rotor 13 is provided with a pair of the 2nd protuberance 13d, 13d, relative with the 1st protuberance 10a, the 10a of the end face that is located at stator 10, and utilize this 1st protuberance 10a, 10a and the 2nd protuberance 13d, 13d to constitute friction stop mechanism 23.
Secondly, illustrate that locking device 22 is as follows;
Be embedded with the opposite side of rotor 13 these sides with the 4th installation portion 6, system is provided with a locking component 17 that larger diameter is arranged than rotor 13, this locking component 17 is that a pair of card that will be located at its periphery ends raised line 17a, 17a and is engaged to the 2nd engaging ditch 6b, the 6b of the 4th installation portion 6 that is located at receiver portion 5 these sides and makes this locking component 17 to receive sliding freely at the direction of principal axis of the 4th installation portion 6 to be mounted in it, and allows hinge axis 8 insert to lead to axle cores at this locking component 17.A sheathed compression spring 18 between the 8a of blade of a sword portion of the compression plate 17b of this locking component 7 and hinge axis 8 again simultaneously is so as to applying the thrust that makes it slide towards single direction to locking component 17.Be provided with locking ditch 2a, 2a at the 1st installation portion 2, this locking ditch 2a, 2a can be in a certain precalculated position (that is make position of receiver portion 5) locate that to end raised line 17a, 17a consistent with the card of locking component 17.
The inside of the 1st installation portion 2 is received the button of being made up of the 1st button 19 that overlaps each other and the 2nd button 20 21 that can slide towards its direction of principal axis is housed, the 1st button 19 has the external diameter roughly the same with rotor 13, and the card that will be located at its periphery ends raised line 19a, 19a and is engaged to engaging ditch 2b, 2b, and hinge axis 8 is inserted in its core.This 1st button 19 one distolateral be to utilize the E type retainer ring 24 be inlaid in hinge axis 8 fix, make the 1st button 19 can not come off from this hinge axis 8, another is distolaterally given prominence to towards direction of principal axis from the 1st button 19 with pushing cam part 19b season.This is pushed that cam part 19b penetrates the circular-arc breach 17c that is located at locking component 17 and is relative with the rake 16a of pressurized cam part 16, and pushes cam part 19b and pressurized cam part 16 constitutes cam mechanism 25 by this.
The 2nd button 20 is to be made into: end lug 20a, 20a by the card that will be located at its periphery and engage to the card of being located at the 1st installation portion 2 and end ditch (an end obturation) 2c, 2c, and be able to towards direction of principal axis slide, but but can not be shed to the outside.Moreover, also this 1st button 19 and the 2nd button 20 both zoariums can be made into one.
Therefore, when receiver portion 5 closure states, shown in the 3rd figure and the 4th figure, the other end 14b of torque spring 14 is not blocked by the fastener 13b of rotor 13 and ends, and forms some compressed states and subsides the card that is stator 10 and end in the ditch 10b but pushed by the ora terminalis of this fastener 13.Again, the 2nd protuberance 13d of rotor 13 is trapped in recess 10e, the 10e of the end face of being located at stator 10.In addition, being compressed spring 18 locking component 17 that the left side pushes in the figure is to be in the card that will be located at its periphery to end the locking ditch 2a that raised line 17a, 17a be engaged to the 1st installation portion 2 of the 2nd engaging ditch 6b, the 6b of the 4th installation portion 6 that is located at receiver portion 5 sides and microphone portion 1 side simultaneously, 2a both sides' state.Again, the also locked member 17 of the 1st button 19 pushes towards left side in figure, and makes the 1st button 19 be projected into the outside from a side end of the 1st installation portion 2.In addition, the cam part 19b that pushes of the 1st button 19 runs through in the circular-arc breach 17c of locking component 17, and sows discord relative with the rake 16a of pressurized cam part 16 mutually across plurality of gaps.
By this state with the 1st button 19 toward right-hand words of pushing, this pushes strength can be communicated to locking component 17 via the 2nd button 20, at first be to make this locking component 17 resistance compression the pushing strength of spring 18 and right-hand slip in the figure, the card of member 17 ends raised line 17a so can unlock, the locking ditch 2a of the 1st installation portion 2 of 17a and microphone portion 1 side, fastening state between the 2a, pushing cam part 19b then touches the rake 16a of pressurized cam part 16 and pushes this rake 16a, therefore rotor 13 is just opened receiver portion 5 towards the counterclockwise rotation a little shown in the 6th figure, then, shown in the 5th figure, the fastener 13b of rotor 13 can come the position that the card of stator 10 ends ditch 10b, be in the end of the torque spring 14 that is rewinded into compressive state can be in figure left move and engaged to fastener 13b, so rotor 13 just shown in the 6th figure, affords toward what counterclockwise rotated and pushing strength and make the receiver portion 5 of having opened a little just now utilize the elastic force of torque spring 14 further to carry out automatic breakdown action.In this time, torque spring 14 is to be in compressive state and its other end 14b is glided to fastener 13b engaging, even therefore the existence of rake 13c is arranged, also can not break away from fastener 13b.After receiver portion 5 reaches a certain predetermined angular from microphone portion 1 unlatching, the torsion of torque spring 14 dies down, just shown in the 7th figure, the 2nd protuberance 13d of rotor 13 is crimped onto the 1st protuberance 10a, the 10a of stator 10, therefore utilizes this friction stopping function to make receiver portion 5 can stop at random position in a certain predetermined opening angle scope.
When the receiver portion 5 of opening is carried out closed procedure, before arriving at a certain predetermined closed angle, though being reversed, pushes by torque spring 4, but after arriving at a certain predetermined closed angle, the resistance of the torque spring 14 that is reversed increases, finally cause making the other end 14b of this torque spring 14 to slip over the rake 13c of fastener 13b and break away from, its edge portion is pushed (compression) and is ended ditch 10b with the card that the state that is reversed engages to stator 10 towards direction of principal axis, therefore in the closed angle afterwards, the torsion of torque spring 14 only affacts rotor 13 and does not affact receiver portion 5.
When receiver portion 5 is closed into 0 °, just become the state shown in the 3rd figure, be compressed spring 18 apply push strength and in the figure card of the moving locking component 17 of left bone end raised line 17a, 17a and can engage with locking ditch 2a, the 2a of the 1st installation portion 2 that is located at microphone portion 1 side, be receiver portion 5 to be locked onto microphone portion 1 under this folded closed state.
The present invention is made into above-mentioned structure, therefore can reach following effect.
According to the 1st structure of inventing of this case, as long as the pressing operation button just can make receiver section Automatically open from microphone portion, so as long as utilize one hand just can carry out receiver section and words Opening and closing operations between the tube section, very convenient, moreover, be applied to turning round of receiver section originally The torsion of power spring is when this receiver section closure reaches a certain predetermined closed angle later on just not Again it is acted on torsion, so the closure state of receiver section is very stable, can not take place so-called The perk phenomenon.
According to the 2nd structure of inventing of this case, except reaching the effect of above-mentioned the 1st invention Outside, the closure state of receiver section is more stable, and receiver section can not open without authorization when carrying.
According to the 3rd structure of inventing of this case, except reaching above-mentioned the 1st invention and the 2nd The invention effect outside, reach between receiver section and the microphone portion a certain predetermined opening angle it After, both can remain on freely opening angle, for the different various users of face size , can increase the free degree in the use.
The advantage of structure according to the 4th invention of this case is can be special by simple structure Torque spring remains under the twisting states terminal of the receiver section side of removing this torque spring Lock and lock once again.
According to the 5th structure of inventing of this case, the structure of cam mechanism is tending towards simply, as long as Carrying out pressing operation for button just can positively make rotor rotate.
The 6th structure of inventing according to this case can utilize small-sized simple structure just to reach really Lock the action of the locking of receiver section or releasing receiver section on the spot.
According to the 7th structure of inventing of this case, it is suitable to utilize simple structure just to reach The friction locking function.
(figure number explanation)
1: microphone portion
2. the 1st installation portion
2a: locking ditch
3: the 2 installation portions
4: the 3 installation portions
5: receiver section
6: the 4 installation portions
7: the 5 installation portions
8: hinge axis
9. joint pin
10: stator
10a: the 1st protuberance
10b: card ends ditch
13: rotor
14: torque spring
16: the pressurized cam part
16a: rake
17: locking component
17a: card ends raised line
18: the compression spring
21; Button
22: locking device
23: the friction limited-slip mechanism
25: cam mechanism
Claims (7)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25586294A JP3984305B2 (en) | 1994-10-20 | 1994-10-20 | Portable telephone and its opening / closing device |
| JP255862/94 | 1994-10-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1121285A CN1121285A (en) | 1996-04-24 |
| CN1086532C true CN1086532C (en) | 2002-06-19 |
Family
ID=17284620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94112915A Expired - Lifetime CN1086532C (en) | 1994-10-20 | 1994-12-08 | Switch of portable telephone |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3984305B2 (en) |
| CN (1) | CN1086532C (en) |
| TW (1) | TW301509U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100425877C (en) * | 2007-06-13 | 2008-10-15 | 哈尔滨工程大学 | Speed-reducing mechanism of torqued spring driving hinge |
| CN100501177C (en) * | 2006-06-23 | 2009-06-17 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure, and foldaway electronic equipment using the structure |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0145879B1 (en) * | 1995-07-20 | 1998-08-17 | 김광호 | Telephone buttons cover |
| JP3602389B2 (en) * | 1999-10-15 | 2004-12-15 | 株式会社ストロベリーコーポレーション | Folding portable phone pivot structure |
| JP3509681B2 (en) * | 2000-01-21 | 2004-03-22 | 加藤電機株式会社 | Small switchgear |
| KR100335343B1 (en) * | 2000-03-27 | 2002-05-06 | 한 영 수 | Hinge device |
| JP3830745B2 (en) * | 2000-09-29 | 2006-10-11 | スガツネ工業株式会社 | Hinge device |
| TWI241822B (en) | 2001-03-22 | 2005-10-11 | Nifco Inc | Rotary actuator for hinge |
| TW576077B (en) * | 2001-03-22 | 2004-02-11 | Nifco Inc | A hinge unit and hinge structure |
| WO2002082674A1 (en) * | 2001-04-04 | 2002-10-17 | M2Sys Co., Ltd. | Hinge mechanism of portable phone |
| JP4205367B2 (en) * | 2002-05-22 | 2009-01-07 | パナソニック株式会社 | Electronics |
| KR100515568B1 (en) * | 2002-08-30 | 2005-09-20 | 피닉스코리아 주식회사 | Hinge device |
| KR100547726B1 (en) * | 2003-04-25 | 2006-01-31 | 삼성전자주식회사 | Rotation stop device of portable wireless terminal folder |
| KR100652687B1 (en) * | 2004-10-22 | 2006-12-07 | 엘지전자 주식회사 | Mobile communication terminal with signal connection device |
| CN100413388C (en) * | 2004-10-23 | 2008-08-20 | 深圳富泰宏精密工业有限公司 | Gemel and mobile phone using the same |
| JP4738998B2 (en) * | 2005-12-06 | 2011-08-03 | スガツネ工業株式会社 | Foldable mobile phone |
| JP5223310B2 (en) * | 2006-12-06 | 2013-06-26 | 日本電気株式会社 | Case opening / closing device and electronic device case having the same |
| JP5061834B2 (en) * | 2007-10-10 | 2012-10-31 | パナソニック株式会社 | ANTENNA DEVICE AND PORTABLE RADIO DEVICE USING THE SAME |
| US8132292B2 (en) * | 2008-02-11 | 2012-03-13 | Sony Ericsson Mobile Communications Ab | Hinge mechanism for a wireless communication device |
| JP6683315B2 (en) * | 2016-04-11 | 2020-04-15 | 株式会社ナチュラレーザ・ワン | Switchgear and terminal equipment using this switchgear |
| JP6882771B2 (en) * | 2017-05-19 | 2021-06-02 | 下西技研工業株式会社 | Hinge |
| CN112128220A (en) * | 2020-10-13 | 2020-12-25 | 昆山玮硕恒基智能科技股份有限公司 | Automatically start the reel after passing the point |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5327584A (en) * | 1991-03-11 | 1994-07-05 | Matsushita Electric Industrial Co., Ltd. | Portable radio having cover releasing mechanism and receive switch which are operable together |
-
1994
- 1994-10-20 JP JP25586294A patent/JP3984305B2/en not_active Expired - Lifetime
- 1994-11-08 TW TW084214258U patent/TW301509U/en unknown
- 1994-12-08 CN CN94112915A patent/CN1086532C/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5327584A (en) * | 1991-03-11 | 1994-07-05 | Matsushita Electric Industrial Co., Ltd. | Portable radio having cover releasing mechanism and receive switch which are operable together |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100501177C (en) * | 2006-06-23 | 2009-06-17 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure, and foldaway electronic equipment using the structure |
| CN100425877C (en) * | 2007-06-13 | 2008-10-15 | 哈尔滨工程大学 | Speed-reducing mechanism of torqued spring driving hinge |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08125725A (en) | 1996-05-17 |
| JP3984305B2 (en) | 2007-10-03 |
| TW301509U (en) | 1997-03-21 |
| CN1121285A (en) | 1996-04-24 |
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