Patent US4856517A successfully refreshed from Google Patents.
US3082335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch motor
Assignee: HARDEL LAB
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Filing: 1960-06-13
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Granted: 1963-03-19
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Expires: 1980-06-13
Abstract
No abstract record available.
Inventors
- 👤 Lancey Warren H De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:54
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/10; H02K7/108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A SELF-CONTAINED MOTOR MECHANISM, INCLUDING A CASING AND A PRINCIPAL DRIVEN ELEMENT, A PAIR OF ROTATABLE SHAFTS SUPPORTED AND JOURNALED UPON SAID CASING AND PROJECTING THEREFROM FOR COUPLING TO EXTERNAL LOADS RESPECTIVELY, ONE OF SAID SHAFTS DIRECTLY CONNECTED TO SAID PRINCIPAL DRIVEN ELEMENT, AND A CLUTCH MECHANISM WITHIN THE CASING OPERATIVELY ENGAGED BY SAID ONE SHAFT ADAPTED FOR CONNECTION AND DISCONNECTION WITH THE OTHER SHAFT SO THAT IT WILL ONLY EXERT SUBSTANTIAL TORQUE AT OR NEAR THE NORMAL OPERATING SPEED.
Claim 2
Dependent Claim
81 words
IN A SELF-CONTAINED MOTOR MECHANISM, INCLUDING A CASING AND A PRINCIPAL DRIVEN ELEMENT, A PAIR OF ROTATABLE SHAFTS SUPPORTED AND JOURNALED UPON SAID CASING AND PROJECTING THEREFROM FOR COUPLING TO EXTERNAL LOADS RESPECTIVELY, ONE OF SAID SHAFTS DIRECTLY CONNECTED TO SAID PRINCIPAL DRIVEN ELEMENT, AND A CLUTCH MECHANISM WITHIN THE CASING OPERATIVELY ENGAGED BY SAID ONE SHAFT ADAPTED FOR CONNECTION AND DISCONNECTION WITH THE OTHER SHAFT SO THAT IT WILL ONLY EXERT SUBSTANTIAL TORQUE AT OR NEAR THE NORMAL OPERATING SPEED.
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |