US3276332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic rotary actuator capable of taking high bending moments
Assignee: Individual
•
Filing: 1963-09-03
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Granted: 1966-10-04
•
Expires: 1983-09-03
Abstract
No abstract record available.
Inventors
- 👤 Daniel L Jaffe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:34
CPC Classifications
B; B64; B64C; B64C13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A FLUID OPERATED ROTARY ACTUATOR COMPRISING A TUBULAR SHAFT ROTATABLY MOUNTED WITHIN SAID CASING, A TUBULAR SLEEVE ROTATABLY MOUNTED WITHIN SAID CASING AND DRIVEN BY SAID TUBULAR SHAFT, AN OPERATING SHAFT DISPOSED WITHIN THE CASING AND CONCENTRIC WITH SAID TUBULAR SHAFT IN SPACED RELATION WITH RESPECT THERETO, BEARING MEANS DISPOSED WITHIN THE CASING AND SUPPORTING SAID OPERATING SHAFT AND THE TUBULAR SLEEVE, TOOTHED MEANS ON ONE END OF THE TUBULAR SHAFT, COMPLEMENTARY TOOTHED MEANS ON THE TUBULAR SLEEVE IN ENGAGEMENT WITH SAID TOOTHED MEANS ON THE TUBULAR SHAFT FOR PROVIDING A DRIVING CONNECTION THEREBETWEEN, KEY MEANS CARRIED BY SAID TUBULAR SLEEVE IN ENGAGEMENT WITH SAID OPERATING SHAFT FOR PROVIDING A DRIVING CONNECTION THEREBETWEEN,
Claim 2
Dependent Claim
113 words
A FLUID OPERATED ROTARY ACTUATOR COMPRISING A TUBULAR SHAFT ROTATABLY MOUNTED WITHIN SAID CASING, A TUBULAR SLEEVE ROTATABLY MOUNTED WITHIN SAID CASING AND DRIVEN BY SAID TUBULAR SHAFT, AN OPERATING SHAFT DISPOSED WITHIN THE CASING AND CONCENTRIC WITH SAID TUBULAR SHAFT IN SPACED RELATION WITH RESPECT THERETO, BEARING MEANS DISPOSED WITHIN THE CASING AND SUPPORTING SAID OPERATING SHAFT AND THE TUBULAR SLEEVE, TOOTHED MEANS ON ONE END OF THE TUBULAR SHAFT, COMPLEMENTARY TOOTHED MEANS ON THE TUBULAR SLEEVE IN ENGAGEMENT WITH SAID TOOTHED MEANS ON THE TUBULAR SHAFT FOR PROVIDING A DRIVING CONNECTION THEREBETWEEN, KEY MEANS CARRIED BY SAID TUBULAR SLEEVE IN ENGAGEMENT WITH SAID OPERATING SHAFT FOR PROVIDING A DRIVING CONNECTION THEREBETWEEN,
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |