Patent US3308536A successfully refreshed from Google Patents.
US3308536A
Expired / Lapsed
US
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Cutting or slicing apparatus
Assignee: ENDURA APPLIANCE CORP
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Filing: 1965-12-28
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Granted: 1967-03-14
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Expires: 1985-12-28
Abstract
No abstract record available.
Inventors
- 👤 Robert N Freedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:04
CPC Classifications
B; B26; B26B; B26B7/00; B26B7/005; Y; Y10; Y10S; Y10S30/00; Y10S30/01; Y10T; Y10T83/00; Y10T83/687
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
236 words
PORTABLE SLICING APPARATUS COMPRISING, IN COMBINATION, A HOUSING HAVING A SOURCE OF ELECTRIC POWER DISPOSED THEREWITHIN; AN ELECTRIC MOTOR WITHIN SAID HOUSING HAVING A ROTATING SHAFT EXTENDING THEREFROM; A DRIVING BEVELLED PINION GEAR MOUNTED ON SAID ROTATING SHAFT, SAID PINION GEAR COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF POWDERED METAL IMPREGNATED WITH OIL; A DRIVEN BEVELLED GEAR OPERATIVELY ASSOCIATED WITH SAID PINION GEAR, COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF DELRIN FILLED WITH A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF TEFLON; SAID DRIVEN GEAR FURTHER COMPRISING ECCENTRICS DISPOSED IN 180 DEGREE OUT-OFPHASE RELATIONSHIP TO EACH OTHER; SAID DRIVEN GEAR AND SAID ECCENTRICS BEING MOUNTED ON A SHAFT IN ROTATING RELATIONSHIP THEREWITH; SAID SHAFT COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF CENTERLESS GROUND STEEL; SAID ECCENTRICS COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF DELRIN FILLED WITH A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF TEFLON, AND ROTATING IN RESPONSE TO ROTATION OF SAID DRIVEN GEAR; KNIFE BLADE ACTUATORS RESPONSIVE TO ROTATION OF SAID ECCENTRICS FOR RECIPROCATING MOVEMENT RELATIVE TO ONE ANOTHER; SAID ECCENTRICS BEING DISPOSED IN DIRECT OPERATIVE RELATIONSHIP WITH RESPECT TO SAID DRIVEN GEAR AND WITH RESPECT TO SAID KNIFE BLADE ACTUATORS; KNIFE BLADES OPERATIVELY ASSOCIATED WITH SAID ACTUATORS; AND LOAD BEARING MEANS MOUNTED WITHIN THE HOUSING FORWARDLY OF THE DRIVEN GEAR AND ABOVE THE BLADE ACTUATORS, AND WITHIN THE HOUSING TO THE REAR OF THE DRIVEN GEAR AND BELOW THE BLADE ACTUATORS.
Claim 2
Dependent Claim
236 words
PORTABLE SLICING APPARATUS COMPRISING, IN COMBINATION, A HOUSING HAVING A SOURCE OF ELECTRIC POWER DISPOSED THEREWITHIN; AN ELECTRIC MOTOR WITHIN SAID HOUSING HAVING A ROTATING SHAFT EXTENDING THEREFROM; A DRIVING BEVELLED PINION GEAR MOUNTED ON SAID ROTATING SHAFT, SAID PINION GEAR COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF POWDERED METAL IMPREGNATED WITH OIL; A DRIVEN BEVELLED GEAR OPERATIVELY ASSOCIATED WITH SAID PINION GEAR, COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF DELRIN FILLED WITH A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF TEFLON; SAID DRIVEN GEAR FURTHER COMPRISING ECCENTRICS DISPOSED IN 180 DEGREE OUT-OFPHASE RELATIONSHIP TO EACH OTHER; SAID DRIVEN GEAR AND SAID ECCENTRICS BEING MOUNTED ON A SHAFT IN ROTATING RELATIONSHIP THEREWITH; SAID SHAFT COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF CENTERLESS GROUND STEEL; SAID ECCENTRICS COMPRISING A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF DELRIN FILLED WITH A MATERIAL HAVING THE PHYSICAL CHARACTERISTICS OF TEFLON, AND ROTATING IN RESPONSE TO ROTATION OF SAID DRIVEN GEAR; KNIFE BLADE ACTUATORS RESPONSIVE TO ROTATION OF SAID ECCENTRICS FOR RECIPROCATING MOVEMENT RELATIVE TO ONE ANOTHER; SAID ECCENTRICS BEING DISPOSED IN DIRECT OPERATIVE RELATIONSHIP WITH RESPECT TO SAID DRIVEN GEAR AND WITH RESPECT TO SAID KNIFE BLADE ACTUATORS; KNIFE BLADES OPERATIVELY ASSOCIATED WITH SAID ACTUATORS; AND LOAD BEARING MEANS MOUNTED WITHIN THE HOUSING FORWARDLY OF THE DRIVEN GEAR AND ABOVE THE BLADE ACTUATORS, AND WITHIN THE HOUSING TO THE REAR OF THE DRIVEN GEAR AND BELOW THE BLADE ACTUATORS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |