US3379073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welded gear and cam assembly for power operated knives and other tools
Assignee: Scovill Inc
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Filing: 1966-03-10
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Granted: 1968-04-23
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Expires: 1986-03-10
Abstract
No abstract record available.
Inventors
- 👤 Korshak Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:07
CPC Classifications
B; B26; B26B; B26B7/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49465; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/21; Y10T74/2101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A WELDED GEAR AND CAM ASSEMBLY FOR POWER OPERATED KNIVES AND OTHER TOOLS COMPRISING (A) AN INTEGRALLY FORMED GEAR AND CAM, THE CAM BEING ECCENTRICALLY LOCATED ON ONE SIDE OF THE GEAR, (A-1) THE GEAR HAVING A SHALLOW RECESS IN ITS FREE SIDE AND A CAVITY COMMUNICATING WITH THE RECESS, (B) A SEPARATELY FORMED CAM HAVING A PROTRUDING THICKENED AREA ON ONE OF ITS SIDES FOR SEATING IN THE RECESS IN THE GEAR AND A PROJECTION EXTENDING OUTWARDLY FROM THE THICKENED AREA COMPLEMENTAL TO THE CAVITY IN THE GEAR, AND (C) WELDING CONNECTING THE PROXIMATE SIDES OF THE GEAR AND SEPARATELY FORMED CAM AFTER THE THICKENED AREA AND PROJECTION ON THE SEPARATELY FORMED CAM HAVE BEEN INSERTED INTO THE RECESS AND CAVITY ON THE FREE SIDE OF THE GEAR WHEREBY THE INTEGRALLY FORMED GEAR AND THE SEPARATELY FORMED CAM BECOME A UNITARY STRUCTURE.
Claim 2
Dependent Claim
143 words
A WELDED GEAR AND CAM ASSEMBLY FOR POWER OPERATED KNIVES AND OTHER TOOLS COMPRISING (A) AN INTEGRALLY FORMED GEAR AND CAM, THE CAM BEING ECCENTRICALLY LOCATED ON ONE SIDE OF THE GEAR, (A-1) THE GEAR HAVING A SHALLOW RECESS IN ITS FREE SIDE AND A CAVITY COMMUNICATING WITH THE RECESS, (B) A SEPARATELY FORMED CAM HAVING A PROTRUDING THICKENED AREA ON ONE OF ITS SIDES FOR SEATING IN THE RECESS IN THE GEAR AND A PROJECTION EXTENDING OUTWARDLY FROM THE THICKENED AREA COMPLEMENTAL TO THE CAVITY IN THE GEAR, AND (C) WELDING CONNECTING THE PROXIMATE SIDES OF THE GEAR AND SEPARATELY FORMED CAM AFTER THE THICKENED AREA AND PROJECTION ON THE SEPARATELY FORMED CAM HAVE BEEN INSERTED INTO THE RECESS AND CAVITY ON THE FREE SIDE OF THE GEAR WHEREBY THE INTEGRALLY FORMED GEAR AND THE SEPARATELY FORMED CAM BECOME A UNITARY STRUCTURE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |