US3289296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shears, snips and the like, with locked bushing pivot bearing
Assignee: J WISS AND SONS CO
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Filing: 1965-09-20
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Granted: 1966-12-06
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Expires: 1985-09-20
Abstract
No abstract record available.
Inventors
- 👤 Hedstrom Lars
- 👤 Rega Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:31
CPC Classifications
B; B26; B26B; B26B13/00; B26B13/28; F; F16; F16C; F16C11/00; F16C11/04; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/974; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32951
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
IN A SHEAR, SNIP, SCISSORS OR THE LIKE CUTTING TOOL HAVING AN UPPER AND LOWER BLADE, SAID UPPER AND LOWER BLADES HAVING CUTTING EDGES; A COUNTERSUNK PIVOT HOLE IN SAID UPPER BLADE, SAID HOLE OF SAID UPPER BLADE BEING SLOTTED, A COUNTERSUNK PIVOT HOLE IN SAID LOWER BLADE, SAID HOLE OF SAID LOWER BLADE BEING CYLINDRICAL, A PIVOT COMPRISING A CYLINDRICAL HEAD COUNTERSUNK IN SAID LOWER BLADE, A CYLINDRICAL SHAFT PORTION ADJACENT SAID HEAD, AND A FLATSIDED END PORTION EXTENDING FROM SAID CYLINDRICAL SHAFT PORTION, SAID COUNTERSUNK HEAD AND SAID CYLINDRICAL SHAFT PORTION HAVING A COMBINED LENGTH OF SUBSTANTIALLY LESS THAN THE THICKNESS OF THE LOWER BLADE, SAID FLAT-SIDED PORTION FITTING INTO SAID SLOTTED HOLE OF SAID UPPER BLADE, SAID PIVOT SHAFT HAVING A THREADED BORE EXTENDING THERETHROUGH, AND A LOCKING SCREW HAVING A HEAD, AND AN ANTIFRICTION WASHER ADJACENT SAID HEAD IN SAID COUNTERSUNK PIVOT HOLE IN SAID UPPER BLADE, SAID WASHER BEING DISPOSED WITH RELATION TO SAID HEAD IN SAID UPPER BLADE FOR PREVENTING SAID SCREW FROM LOOSENING DUE TO SMALL MOVEMENT CAUSED BY TOLERANCES IN ASSEMBLY.
Claim 2
Dependent Claim
179 words
IN A SHEAR, SNIP, SCISSORS OR THE LIKE CUTTING TOOL HAVING AN UPPER AND LOWER BLADE, SAID UPPER AND LOWER BLADES HAVING CUTTING EDGES; A COUNTERSUNK PIVOT HOLE IN SAID UPPER BLADE, SAID HOLE OF SAID UPPER BLADE BEING SLOTTED, A COUNTERSUNK PIVOT HOLE IN SAID LOWER BLADE, SAID HOLE OF SAID LOWER BLADE BEING CYLINDRICAL, A PIVOT COMPRISING A CYLINDRICAL HEAD COUNTERSUNK IN SAID LOWER BLADE, A CYLINDRICAL SHAFT PORTION ADJACENT SAID HEAD, AND A FLATSIDED END PORTION EXTENDING FROM SAID CYLINDRICAL SHAFT PORTION, SAID COUNTERSUNK HEAD AND SAID CYLINDRICAL SHAFT PORTION HAVING A COMBINED LENGTH OF SUBSTANTIALLY LESS THAN THE THICKNESS OF THE LOWER BLADE, SAID FLAT-SIDED PORTION FITTING INTO SAID SLOTTED HOLE OF SAID UPPER BLADE, SAID PIVOT SHAFT HAVING A THREADED BORE EXTENDING THERETHROUGH, AND A LOCKING SCREW HAVING A HEAD, AND AN ANTIFRICTION WASHER ADJACENT SAID HEAD IN SAID COUNTERSUNK PIVOT HOLE IN SAID UPPER BLADE, SAID WASHER BEING DISPOSED WITH RELATION TO SAID HEAD IN SAID UPPER BLADE FOR PREVENTING SAID SCREW FROM LOOSENING DUE TO SMALL MOVEMENT CAUSED BY TOLERANCES IN ASSEMBLY.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |