US3262550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor chain
Assignee: Conveyor Specialties Co
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Filing: 1964-05-11
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Granted: 1966-07-26
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Richard H Kampfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:27
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/08; B65G17/086; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A CONVEYOR CHAIN IN COMBINATION WITH A SUPPORTING RAIL STRUCTURE, THE CHAIN INCLUDING A SERIES OF ONE PIECE PLASTIC LINKS A PLATE ON EACH OF SAID LINKS ADAPTED TO RIDE OVER THE SURFACE OF SAID RAIL STRUCTURE FOR SUPPORTING THEREBY, LUGS PROJECTING DOWNWARDLY FROM SAID PLATES AND INTO OVERLAPPING RELATION WITH THE LUGS OF THE ADJOINING LINKS, PIVOTS PIVOTALLY CONNECTING SAID OVERLAPPING LUGS AND HAVING THEIR AXES PARALLEL TO THE SURFACES OF SAID PLATES AND AT SUBSTANTIALLY RIGHT ANGLES TO THE DIRECTION OF TRAVEL OF SAID LINKS, SAID LUGS AT ONE END OF EACH LINK INCLUDING APERTURES WHICH ARE ELONGATED IN THE DIRECTION OF TRAVEL OF THE LINKS TO PERMIT RELATIVE ANGULARITY BETWEEN SAID LINKS IN A DIRECTION SUBSTANTIALLY NORMAL TO THE SURFACES OF SAID LINKS, SAID LUGS HAVING INCLINED OUTER AND BEING WIDER AT THE SURFACES THEREOF MOST REMOTE FROM SAID PLATES THAN AT THEIR JUNCTURES WITH SAID PLATES IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF SAID LINKS, SAID RAIL STRUCTURE HAVING AN INNER EDGE INCLINED TO SUBSTANTIALLY FIT THE INCLINATION OF SAID OUTER SURFACES OF SAID LUGS.
Claim 2
Dependent Claim
182 words
A CONVEYOR CHAIN IN COMBINATION WITH A SUPPORTING RAIL STRUCTURE, THE CHAIN INCLUDING A SERIES OF ONE PIECE PLASTIC LINKS A PLATE ON EACH OF SAID LINKS ADAPTED TO RIDE OVER THE SURFACE OF SAID RAIL STRUCTURE FOR SUPPORTING THEREBY, LUGS PROJECTING DOWNWARDLY FROM SAID PLATES AND INTO OVERLAPPING RELATION WITH THE LUGS OF THE ADJOINING LINKS, PIVOTS PIVOTALLY CONNECTING SAID OVERLAPPING LUGS AND HAVING THEIR AXES PARALLEL TO THE SURFACES OF SAID PLATES AND AT SUBSTANTIALLY RIGHT ANGLES TO THE DIRECTION OF TRAVEL OF SAID LINKS, SAID LUGS AT ONE END OF EACH LINK INCLUDING APERTURES WHICH ARE ELONGATED IN THE DIRECTION OF TRAVEL OF THE LINKS TO PERMIT RELATIVE ANGULARITY BETWEEN SAID LINKS IN A DIRECTION SUBSTANTIALLY NORMAL TO THE SURFACES OF SAID LINKS, SAID LUGS HAVING INCLINED OUTER AND BEING WIDER AT THE SURFACES THEREOF MOST REMOTE FROM SAID PLATES THAN AT THEIR JUNCTURES WITH SAID PLATES IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF SAID LINKS, SAID RAIL STRUCTURE HAVING AN INNER EDGE INCLINED TO SUBSTANTIALLY FIT THE INCLINATION OF SAID OUTER SURFACES OF SAID LUGS.
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |