Patent US3263552A successfully refreshed from Google Patents.
US3263552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cotter
Assignee: Individual
•
Filing: 1965-09-17
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Granted: 1966-08-02
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Expires: 1985-09-17
Abstract
No abstract record available.
Inventors
- 👤 Fischer Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:03
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A ONE-PIECE COTTER ADAPTED TO SECURE A PLURALITY OF MACHINE ELEMENTS TO EACH OTHER COMPRISING A SUBSTANTIALLY STRAIGHT LOCKING PORTION TO BE PASSED THROUGH A HOLE IN ONE OF SAID MACHINE ELEMENTS, A SUBSTANTIALLY CIRCULAR SECURING PORTION DEFINING A PAIR OF DIAMETRICALLY OPPOSED BENDS, AND A RESILIENT CONNECTING PORTION DEFINING A LOOP CONNECTED AT ONE END PERPENDICULAR TO A POINT ON SAID SECURING PORTION INTERMEDIATE SAID BENDS AND AT ITS OTHER END TO ONE END OF SAID LOCKING PORTION TO POSITION SAID LOCKING PORTION IN THE DIAMETRAL PLANE OF SAID SECURING PORTION INCLUDING SAID POINT, SAID POINT AND A SECOND POINT DIAMETRICALLY OPPOSED ON THE SECURING PORTION BEING SPACED FROM SAID LOCKING PORTION IN ONE DIRECTION AND SAID BENDS EXTENDING TOWARD SAID LOCKING PORTION WITH THE APEXES OF SAID BENDS PROJECTING BEYOND SAID LOCKING PORTION IN THE OPPOSITE DIRECTION, WHEREBY WHEN SAID LOCKING PORTION IS INSERTED THE SECURING PORTION POSITIVELY SLIDES OVER THE CIRCUMFERENCE OF THE ONE MACHINE ELEMENT AND MOVES INTO A SECURING POSITION WHEREIN THE CLEARANCE BETWEEN THE LOCKING PORTION AND MACHINE ELEMENT IS EQUALIZED.
Claim 2
Dependent Claim
177 words
A ONE-PIECE COTTER ADAPTED TO SECURE A PLURALITY OF MACHINE ELEMENTS TO EACH OTHER COMPRISING A SUBSTANTIALLY STRAIGHT LOCKING PORTION TO BE PASSED THROUGH A HOLE IN ONE OF SAID MACHINE ELEMENTS, A SUBSTANTIALLY CIRCULAR SECURING PORTION DEFINING A PAIR OF DIAMETRICALLY OPPOSED BENDS, AND A RESILIENT CONNECTING PORTION DEFINING A LOOP CONNECTED AT ONE END PERPENDICULAR TO A POINT ON SAID SECURING PORTION INTERMEDIATE SAID BENDS AND AT ITS OTHER END TO ONE END OF SAID LOCKING PORTION TO POSITION SAID LOCKING PORTION IN THE DIAMETRAL PLANE OF SAID SECURING PORTION INCLUDING SAID POINT, SAID POINT AND A SECOND POINT DIAMETRICALLY OPPOSED ON THE SECURING PORTION BEING SPACED FROM SAID LOCKING PORTION IN ONE DIRECTION AND SAID BENDS EXTENDING TOWARD SAID LOCKING PORTION WITH THE APEXES OF SAID BENDS PROJECTING BEYOND SAID LOCKING PORTION IN THE OPPOSITE DIRECTION, WHEREBY WHEN SAID LOCKING PORTION IS INSERTED THE SECURING PORTION POSITIVELY SLIDES OVER THE CIRCUMFERENCE OF THE ONE MACHINE ELEMENT AND MOVES INTO A SECURING POSITION WHEREIN THE CLEARANCE BETWEEN THE LOCKING PORTION AND MACHINE ELEMENT IS EQUALIZED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |