US3074355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Columbus McKinnon Corp
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Filing: 1958-09-23
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Granted: 1963-01-22
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Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Kenneth D Schreyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:25
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/10; B65G39/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A CONVEYOR POWER CHAIN LOAD PICK-UP COMPONENT, COMPRISING A CHAIN LINK OF GENERALLY RECTANGULAR, OPEN CONFIGURATION, A PAIR OF SUPPORT PLATES INTEGRALLY FIXED TO OPPOSITE SIDES OF SAID LINK, SAID PLATES EACH HAVING A PLURALITY OF APERTURES THERETHROUGH IN PAIRED ALIGNMENT AND DISPOSED TO ALIGN WITHIN THE OPEN REGION OF SAID LINK, A PICK-UP LUG SUPPORT BRACKET HAVING A PORTION THEREOF DISPOSED BETWEEN SAID PLATES AND APERTURED IN ALIGNMENT WITH APERTURES OF SAID PLATES, CONNECTION MEANS DISPOSED WITHIN SOME OF SAID ALIGNED PLATE AND BRACKET APERTURES AND EXTENDING THROUGH SAID PLATES AND SAID BRACKETS AND LOCKING THEM TOGETHER, AXLE MEANS MOUNTED WITHIN OTHER ALIGNED APERTURES OF SAID PLATES AND MOUNTING THEREON GUIDE ROLLERS AT OPPOSITE ENDS THEREOF, AND A LOAD PICK-UP LUG PIVOTABLY MOUNTED UPON AND THEREBY SUSPENDING FROM AN EXTENDING END PORTION OF SAID BRACKET.
Claim 2
Dependent Claim
136 words
A CONVEYOR POWER CHAIN LOAD PICK-UP COMPONENT, COMPRISING A CHAIN LINK OF GENERALLY RECTANGULAR, OPEN CONFIGURATION, A PAIR OF SUPPORT PLATES INTEGRALLY FIXED TO OPPOSITE SIDES OF SAID LINK, SAID PLATES EACH HAVING A PLURALITY OF APERTURES THERETHROUGH IN PAIRED ALIGNMENT AND DISPOSED TO ALIGN WITHIN THE OPEN REGION OF SAID LINK, A PICK-UP LUG SUPPORT BRACKET HAVING A PORTION THEREOF DISPOSED BETWEEN SAID PLATES AND APERTURED IN ALIGNMENT WITH APERTURES OF SAID PLATES, CONNECTION MEANS DISPOSED WITHIN SOME OF SAID ALIGNED PLATE AND BRACKET APERTURES AND EXTENDING THROUGH SAID PLATES AND SAID BRACKETS AND LOCKING THEM TOGETHER, AXLE MEANS MOUNTED WITHIN OTHER ALIGNED APERTURES OF SAID PLATES AND MOUNTING THEREON GUIDE ROLLERS AT OPPOSITE ENDS THEREOF, AND A LOAD PICK-UP LUG PIVOTABLY MOUNTED UPON AND THEREBY SUSPENDING FROM AN EXTENDING END PORTION OF SAID BRACKET.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |