US3269526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain link with improved pin securement
Assignee: Rex Chainbelt Inc
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Filing: 1964-08-28
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Granted: 1966-08-30
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Expires: 1984-08-28
Abstract
No abstract record available.
Inventors
- 👤 Philip J Imse
- 👤 James W Leege
- 👤 Jerome F Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:04
CPC Classifications
F; F16; F16G; F16G13/00; F16G13/12; B; B65; B65G; B65G17/00; B65G17/06; B65G17/08; F16G13/02; F16G13/06; F16G13/07; B65G2201/00; B65G2201/02; B65G2207/00; B65G2207/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A LINK FOR A CHAIN, SAID LINK HAVING A PIN AND TWO OR MORE SPACED KNUCKLES PROVIDED WITH ALIGNED BORES FOR SAID PIN, ONE OF THE OUTER KNUCKLES HAVING A PROJECTION EXTENDING RADIALLY INTO THE BORE THEREOF AROUND A PORTION OF THE CIRCUMFERENCE OF SAID BORE FOR A DISTANCE SUBSTANTIALLY LESS THAN THE SAID ENTIRE CIRCUMFERENCE AND HAVING CONNECTION TO THE BODY OF THE LINK ALLOWING SAID ONE KNUCKLE TO BE ANGULARLY DEFLECTABLE WITH RESPECT TO THE BODY OF THE LINK, SAID LAST NAMED BORE BEING DIMENSIONED AND SAID PROJECTION BEING LOCATED TO ALLOW INSERTION OF SAID PIN IN SAID BORES WHEN SAID ONE KNUCKLE IS ANGULARLY DEFLECTED, AND A RECESS IN THE CIRCUMFERENCE OF SAID PIN DISPOSED TO REGISTER WITH SAID RADIAL PROJECTION UPON INSERTION OF THE PIN AND TO SECURE THE PIN IN THE ALIGNED BORES UPON RETURN OF THE KNUCKLE TO ITS UNDEFLECTED POSITION.
Claim 2
Dependent Claim
148 words
IN A LINK FOR A CHAIN, SAID LINK HAVING A PIN AND TWO OR MORE SPACED KNUCKLES PROVIDED WITH ALIGNED BORES FOR SAID PIN, ONE OF THE OUTER KNUCKLES HAVING A PROJECTION EXTENDING RADIALLY INTO THE BORE THEREOF AROUND A PORTION OF THE CIRCUMFERENCE OF SAID BORE FOR A DISTANCE SUBSTANTIALLY LESS THAN THE SAID ENTIRE CIRCUMFERENCE AND HAVING CONNECTION TO THE BODY OF THE LINK ALLOWING SAID ONE KNUCKLE TO BE ANGULARLY DEFLECTABLE WITH RESPECT TO THE BODY OF THE LINK, SAID LAST NAMED BORE BEING DIMENSIONED AND SAID PROJECTION BEING LOCATED TO ALLOW INSERTION OF SAID PIN IN SAID BORES WHEN SAID ONE KNUCKLE IS ANGULARLY DEFLECTED, AND A RECESS IN THE CIRCUMFERENCE OF SAID PIN DISPOSED TO REGISTER WITH SAID RADIAL PROJECTION UPON INSERTION OF THE PIN AND TO SECURE THE PIN IN THE ALIGNED BORES UPON RETURN OF THE KNUCKLE TO ITS UNDEFLECTED POSITION.
References Cited (Backward Citations)
US2911091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |