US3312175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid power converter
Assignee: Individual
•
Filing: 1964-08-27
•
Granted: 1967-04-04
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Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Albert A Schmitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:59
CPC Classifications
F; F16; F16D; F16D31/00; F16D31/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A FLUID POWER CONVERTER COMPRISING A STATOR HAVING A CONTOURED PERIPHERY, A ROTOR ENCIRCLING SAID STATOR AND DEFINING AN ANNULAR CHAMBER THEREWITH, MEANS MOUNTING SAID ROTOR FOR ROTATION ABOUT SAID STATOR, SAID ROTOR INCLUDING, AN ANNULAR RING, A PLURALITY OF EQUALLY AND CLOSELY SPACED SEPARATE SEGMENTS EXTENDING INWARDLY OF SAID RING AND HELD TOGETHER BY SAID RING AND DEFINING A PLURALITY OF VANE RECEIVING CHANNELS, A VANE IN EACH OF SAID CHANNELS, SPRING MEANS IN EACH OF SAID CHANNELS BIASING THE INNER ENDS OF SAID VANES TO ENGAGEMENT WITH SAID CONTOURED SURFACE, BRACE MEANS ALONG EACH OF SAID CHANNELS FORMING AT LEAST ONE SPACE THEREBETWEEN, SAID BRACE MEANS BEING OF SUFFICIENT DEPTH WITH RESPECT TO THE DEPTH OF SAID CHANNEL TO PRECLUDE DEFLECTION OF THE SEGMENTS FORMING SAID CHANNEL UNDER FLUID PRESSURE EXERTED THEREON, AND SAID VANES HAVING AT LEAST ONE NOTCH ALONG THE LENGTH THEREOF RECEIVING SAID BRACE MEANS.
Claim 2
Dependent Claim
150 words
A FLUID POWER CONVERTER COMPRISING A STATOR HAVING A CONTOURED PERIPHERY, A ROTOR ENCIRCLING SAID STATOR AND DEFINING AN ANNULAR CHAMBER THEREWITH, MEANS MOUNTING SAID ROTOR FOR ROTATION ABOUT SAID STATOR, SAID ROTOR INCLUDING, AN ANNULAR RING, A PLURALITY OF EQUALLY AND CLOSELY SPACED SEPARATE SEGMENTS EXTENDING INWARDLY OF SAID RING AND HELD TOGETHER BY SAID RING AND DEFINING A PLURALITY OF VANE RECEIVING CHANNELS, A VANE IN EACH OF SAID CHANNELS, SPRING MEANS IN EACH OF SAID CHANNELS BIASING THE INNER ENDS OF SAID VANES TO ENGAGEMENT WITH SAID CONTOURED SURFACE, BRACE MEANS ALONG EACH OF SAID CHANNELS FORMING AT LEAST ONE SPACE THEREBETWEEN, SAID BRACE MEANS BEING OF SUFFICIENT DEPTH WITH RESPECT TO THE DEPTH OF SAID CHANNEL TO PRECLUDE DEFLECTION OF THE SEGMENTS FORMING SAID CHANNEL UNDER FLUID PRESSURE EXERTED THEREON, AND SAID VANES HAVING AT LEAST ONE NOTCH ALONG THE LENGTH THEREOF RECEIVING SAID BRACE MEANS.
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) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |