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MX142878A - Mejoras a mecanismo de brazos de union - Google Patents

Mejoras a mecanismo de brazos de union

Info

Publication number
MX142878A
MX142878A MX166102A MX16610276A MX142878A MX 142878 A MX142878 A MX 142878A MX 166102 A MX166102 A MX 166102A MX 16610276 A MX16610276 A MX 16610276A MX 142878 A MX142878 A MX 142878A
Authority
MX
Mexico
Prior art keywords
arms mechanism
union
union arms
arms
Prior art date
Application number
MX166102A
Other languages
English (en)
Inventor
Billy J Doolittle
Original Assignee
Royal Business Machines
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Royal Business Machines filed Critical Royal Business Machines
Publication of MX142878A publication Critical patent/MX142878A/es

Links

Classifications

    • 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
    • B42F13/28—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 staggered sections
MX166102A 1975-09-10 1976-08-31 Mejoras a mecanismo de brazos de union MX142878A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/612,199 US4011018A (en) 1975-09-10 1975-09-10 Loose leaf binder

Publications (1)

Publication Number Publication Date
MX142878A true MX142878A (es) 1981-01-13

Family

ID=24452161

Family Applications (1)

Application Number Title Priority Date Filing Date
MX166102A MX142878A (es) 1975-09-10 1976-08-31 Mejoras a mecanismo de brazos de union

Country Status (4)

Country Link
US (1) US4011018A (es)
CA (1) CA1077795A (es)
GB (1) GB1535404A (es)
MX (1) MX142878A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5265967A (en) * 1992-12-30 1993-11-30 U.S. Ringbinder Corp. Swivel lock assembly for use in ringbinders and the like
US7524127B2 (en) 2005-12-12 2009-04-28 Staples The Office Superstore, Llc Ring binder mechanism
US7527449B2 (en) * 2005-12-12 2009-05-05 Staples The Office Superstore, Llc Ring binder mechanism
US7399136B2 (en) 2006-01-06 2008-07-15 Staples The Office Superstore Llc Molded binder

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US693086A (en) * 1901-01-14 1902-02-11 Sieber & Trussell Mfg Company Temporary binder.
CH74753A (de) * 1916-10-05 1917-04-02 Saechsische Geschaeftsbuecher Mechanik für Sammelmappen und lose Blätterbücher
US1663430A (en) * 1925-06-08 1928-03-20 Visible Records Equipment Comp Loose-leaf binder
US1670410A (en) * 1926-11-04 1928-05-22 Buxton & Skinner Printing And Loose-leaf binder
FR736580A (fr) * 1932-05-03 1932-11-25 Reliure à feuillets mobiles dite à broches courbes
US2120659A (en) * 1934-10-08 1938-06-14 Wilson Jones Co Loose leaf binder
US2791220A (en) * 1954-02-02 1957-05-07 Royal Mcbee Corp Swing hinge prong binder
US3748051A (en) * 1968-08-27 1973-07-24 Litton Business Systems Inc Loose-leaf binder mechanism

Also Published As

Publication number Publication date
US4011018A (en) 1977-03-08
CA1077795A (en) 1980-05-20
GB1535404A (en) 1978-12-13

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