US3211389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor assembly for food waste disposers
Assignee: Salvajor Co
•
Filing: 1961-10-16
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Granted: 1965-10-12
•
Expires: 1981-10-16
Abstract
No abstract record available.
Inventors
- 👤 Jr George O Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:42
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN A WASTE DISPOSAL UNIT: A ROTOR; A SHREDDER RING SURROUNDING SAID ROTOR; AN L-SHAPED LUG HAVING A PAIR OF LEGS; MEANS COUPLED WITH ONE OF THE LEGS ADJACENT ONE END OF THE LATTER AND PIVOTALLY MOUNTING THE LUG ON THE ROTOR FOR SWINGING MOVEMENT TOWARD AND AWAY FROM THE PERIPHERY OF THE ROTOR AND INTO ANDOUT OF A WASTE-GRINDING POSITION ADJACENT SAID PERIPHERY, THE LUG BEING MOVABLE TOWARD SAID PERIPHERY BY CENTRIFUGAL FORCE AS THE ROTOR ROTATES, SAID ONE LEG OF THE LUG EXTENDING CIRCUMFERENTIALLY OF THE ROTOR AND IN ADVANCE OF SAID MOUNTING MEANS, THE OTHER LEG EXTENDING SUBSTANTIALLY RADIALLY OF THE ROTOR TOWARD SAID PERIPHERY; AND STOP MEANS PREVENTING SAID LUG FROM MOVING BEYOND SAID POSITION BY SAID CENTRIFUGAL FORCE.
Claim 2
Dependent Claim
123 words
IN A WASTE DISPOSAL UNIT: A ROTOR; A SHREDDER RING SURROUNDING SAID ROTOR; AN L-SHAPED LUG HAVING A PAIR OF LEGS; MEANS COUPLED WITH ONE OF THE LEGS ADJACENT ONE END OF THE LATTER AND PIVOTALLY MOUNTING THE LUG ON THE ROTOR FOR SWINGING MOVEMENT TOWARD AND AWAY FROM THE PERIPHERY OF THE ROTOR AND INTO ANDOUT OF A WASTE-GRINDING POSITION ADJACENT SAID PERIPHERY, THE LUG BEING MOVABLE TOWARD SAID PERIPHERY BY CENTRIFUGAL FORCE AS THE ROTOR ROTATES, SAID ONE LEG OF THE LUG EXTENDING CIRCUMFERENTIALLY OF THE ROTOR AND IN ADVANCE OF SAID MOUNTING MEANS, THE OTHER LEG EXTENDING SUBSTANTIALLY RADIALLY OF THE ROTOR TOWARD SAID PERIPHERY; AND STOP MEANS PREVENTING SAID LUG FROM MOVING BEYOND SAID POSITION BY SAID CENTRIFUGAL FORCE.
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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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |