Patent US2204696A successfully refreshed from Google Patents.
Patent US3380264A successfully refreshed from Google Patents.
US3380264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque sensitive disconnect coupling
Assignee: General Electric Co
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Filing: 1966-09-30
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Granted: 1968-04-30
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Expires: 1986-09-30
Abstract
No abstract record available.
Inventors
- 👤 Marshall G Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:33
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/28; F16D43/286; F16D43/02; F16D43/20; Y; Y10; Y10T; Y10T408/00; Y10T408/70; Y10T408/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
A DISCONNECT COUPLING COMPRISING: A FIRST GEAR FIXEDLY MOUNTED TO A DRIVING MEMBER, A SECOND GEAR FIXEDLY MOUNTED TO A DRIVEN MEMBER AND COAXIAL WITH SAID FIRST GEAR, A GENERALLY CYLINDRICAL MEMBER HAVING FIRST GEAR TEETH ON THE FIRST END PORTION THEREOF MATING WITH SAID FIRST GEAR AND HAVING SECOND GEAR TEETH AXIALLY DISPLACED FROM SAID FIRST GEAR TEETH AND MATING WITH SAID SECOND GEAR, SAID MEMBER DISPOSED COAXIALLY WITH SAID FIRST AND SECOND GEARS, AND BEING AXIALLY SLIDABLE SO AS TO DISENGAGE AT LEAST ONE SET OF GEAR TEETH, AT LEAST ONE OF SAID GEARS HAVING HELICAL TEETH ARRANGED TO PROVIDE AN AXIAL FORCE ON THE MEMBER IN RESPONSE TO TORQUE BETWEEN SAID DRIVING AND DRIVEN MEMBERS, ONE END OF SAID CYLINDRICAL MEMBER DEFINING A PISTON, SAID PISTON SLIDABLY DISPOSED WITHIN A FLUID CHAMBER, MEANS TO RELIEVE PRESSURE OF THE FLUID WITHIN SAID CHAMBER WHEN SAID TORQUE URGES SAID CYLINDRICAL MEMBER AND SAID PISTON AGAINST THE FLUID IN SAID CHAMBER AT A PREDETERMINED PRESSURE.
Claim 2
Dependent Claim
165 words
A DISCONNECT COUPLING COMPRISING: A FIRST GEAR FIXEDLY MOUNTED TO A DRIVING MEMBER, A SECOND GEAR FIXEDLY MOUNTED TO A DRIVEN MEMBER AND COAXIAL WITH SAID FIRST GEAR, A GENERALLY CYLINDRICAL MEMBER HAVING FIRST GEAR TEETH ON THE FIRST END PORTION THEREOF MATING WITH SAID FIRST GEAR AND HAVING SECOND GEAR TEETH AXIALLY DISPLACED FROM SAID FIRST GEAR TEETH AND MATING WITH SAID SECOND GEAR, SAID MEMBER DISPOSED COAXIALLY WITH SAID FIRST AND SECOND GEARS, AND BEING AXIALLY SLIDABLE SO AS TO DISENGAGE AT LEAST ONE SET OF GEAR TEETH, AT LEAST ONE OF SAID GEARS HAVING HELICAL TEETH ARRANGED TO PROVIDE AN AXIAL FORCE ON THE MEMBER IN RESPONSE TO TORQUE BETWEEN SAID DRIVING AND DRIVEN MEMBERS, ONE END OF SAID CYLINDRICAL MEMBER DEFINING A PISTON, SAID PISTON SLIDABLY DISPOSED WITHIN A FLUID CHAMBER, MEANS TO RELIEVE PRESSURE OF THE FLUID WITHIN SAID CHAMBER WHEN SAID TORQUE URGES SAID CYLINDRICAL MEMBER AND SAID PISTON AGAINST THE FLUID IN SAID CHAMBER AT A PREDETERMINED PRESSURE.
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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |