US3220077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quarter-turn fastener
Assignee: Camloc Fastener Corp
•
Filing: 1962-07-24
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Granted: 1965-11-30
•
Expires: 1982-07-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Jacob R Newcomer
- 👤 Robert E Jahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:41
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/02; F16B21/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A FASTENER FOR JOINING TWO MEMBERS IN ASSEMBLED RELATIONSHIP, SAID MEMBERS HAVING OPENINGS THEREIN, INCLUDING IN COMBINATION, A RECEPTACLE HAVING AN OPENING THEREIN, SAID RECEPTACLE BEING PROVIDED WITH A RECESS AND WITH A CAM TRACK LEADING INTO SAID RECESS, MEANS MONTING SAID RECEPTACLE ON ONE SIDE OF ONE OF SAID MEMBERS WITH THE RECEPTACLE OPENING ALIGNED WITH THE MEMBER OPENING, A SHAFT CARRIED BY THE OTHER OF SAID MEMBERS IN THE OTHER MEMBER OPENING FOR ROTARY AND FOR AXIAL MOVEMENT, A CROSS PIN ON SAID SHAFT ADAPTED TO ENGAGE SAID CAM TRACK, A HEAD ON SAID SHAFT, AND A SPRING COMPRISING A PAIR OF LEGS CONNECTED BY SPACED BIASING LOOPS FOR URGING SAID LEGS APART, SAID SPRING LEGS BEING DISPOSED BETWEEN THE OTHER MEMBER AND SAID SHAFT HEAD FOR BIASING SAID CROSS PIN INTO ENGAGEMENT WITH SAID CAM TRACK AND FOR RESIENTLY RETAINING SAID PIN IN SAID RECESS.
Claim 2
Dependent Claim
148 words
A FASTENER FOR JOINING TWO MEMBERS IN ASSEMBLED RELATIONSHIP, SAID MEMBERS HAVING OPENINGS THEREIN, INCLUDING IN COMBINATION, A RECEPTACLE HAVING AN OPENING THEREIN, SAID RECEPTACLE BEING PROVIDED WITH A RECESS AND WITH A CAM TRACK LEADING INTO SAID RECESS, MEANS MONTING SAID RECEPTACLE ON ONE SIDE OF ONE OF SAID MEMBERS WITH THE RECEPTACLE OPENING ALIGNED WITH THE MEMBER OPENING, A SHAFT CARRIED BY THE OTHER OF SAID MEMBERS IN THE OTHER MEMBER OPENING FOR ROTARY AND FOR AXIAL MOVEMENT, A CROSS PIN ON SAID SHAFT ADAPTED TO ENGAGE SAID CAM TRACK, A HEAD ON SAID SHAFT, AND A SPRING COMPRISING A PAIR OF LEGS CONNECTED BY SPACED BIASING LOOPS FOR URGING SAID LEGS APART, SAID SPRING LEGS BEING DISPOSED BETWEEN THE OTHER MEMBER AND SAID SHAFT HEAD FOR BIASING SAID CROSS PIN INTO ENGAGEMENT WITH SAID CAM TRACK AND FOR RESIENTLY RETAINING SAID PIN IN SAID RECESS.
References Cited (Backward Citations)
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Cited
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Cited
GB397790A
Cited
US2352823A
Cited
US2396925A
Cited
US2405925A
Cited
US2684516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |