US3353644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller for a conveyor
Assignee: Colonial Plastics Manufacturing Co
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Filing: 1966-01-24
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Granted: 1967-11-21
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Expires: 1986-01-24
Abstract
No abstract record available.
Inventors
- 👤 Mcnash Howard Hamilton
- 👤 William R Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:20
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/10; B65G39/12; B65G39/02; B65G39/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN AN END CAP FOR USE WITH A HOLLOW, CYLINDRICAL SLEEVE TO FORM A CONVEYOR ROLLER, SAID CAP BEING MOLDED FROM PLASTIC AND INCLUDING: AN OUTWARDLY FACING, GENERALLY CYLINDRICAL MOUNTING SURFACE, SAID MOUNTING GENERALLY CYLINDRICAL INNER BEARING SURFACE, SAID MOUNTING SURFACE BEING ADAPTED TO BE RECEIVED WITHIN SAID SLEEVE AND SAID BEARING SURFACE BEING ADAPTED TO RECEIVE A PIN FOR ROTATABLY MOUNTING SAID CAP WITH RESPECT TO A FIXED OBJECT, THE IMPROVEMENT COMPRISING: SAID END CAP INCLUDING AN APERTURE INWARD OF SAID BEARING SURFACE; AND, A PIN HAVING AN OUTER BEARING SURFACE GENERALLY MATCHING SAID INNER BEARING SURFACE AND A PROTRUSION EXTENDING THROUGH SAID APERTURE; MEANS ON SAID PROTRUSION FOR GRIPPING SAID END CAP TO HOLD SAID PIN IN PLACE; AND, SAID PIN HAVING A SECOND PROTRUSION EXTENDING OUTBOARD OF SAID END CAP FOR MOUNTING SAID CAP ONTO A MOUNTING PLATE.
Claim 2
Dependent Claim
141 words
IN AN END CAP FOR USE WITH A HOLLOW, CYLINDRICAL SLEEVE TO FORM A CONVEYOR ROLLER, SAID CAP BEING MOLDED FROM PLASTIC AND INCLUDING: AN OUTWARDLY FACING, GENERALLY CYLINDRICAL MOUNTING SURFACE, SAID MOUNTING GENERALLY CYLINDRICAL INNER BEARING SURFACE, SAID MOUNTING SURFACE BEING ADAPTED TO BE RECEIVED WITHIN SAID SLEEVE AND SAID BEARING SURFACE BEING ADAPTED TO RECEIVE A PIN FOR ROTATABLY MOUNTING SAID CAP WITH RESPECT TO A FIXED OBJECT, THE IMPROVEMENT COMPRISING: SAID END CAP INCLUDING AN APERTURE INWARD OF SAID BEARING SURFACE; AND, A PIN HAVING AN OUTER BEARING SURFACE GENERALLY MATCHING SAID INNER BEARING SURFACE AND A PROTRUSION EXTENDING THROUGH SAID APERTURE; MEANS ON SAID PROTRUSION FOR GRIPPING SAID END CAP TO HOLD SAID PIN IN PLACE; AND, SAID PIN HAVING A SECOND PROTRUSION EXTENDING OUTBOARD OF SAID END CAP FOR MOUNTING SAID CAP ONTO A MOUNTING PLATE.
References Cited (Backward Citations)
US1219901A
Cited
US1919495A
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GB699295A
Cited
US2642242A
Cited
US2829802A
Cited
US2886156A
Cited
FR1340317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |