Patent US3282386A successfully refreshed from Google Patents.
US3282386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuating mechanism of the centrifugally operated rotating fluid cylinder type
Assignee: Twin Disc Inc
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Filing: 1964-11-17
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Granted: 1966-11-01
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Expires: 1984-11-17
Abstract
No abstract record available.
Inventors
- 👤 George R Aschauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:19
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/28; F16D43/284
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
AN ACTUATING MECHANISM COMPRISING, A ROTATABLE DRIVE MEMBER, A CYLINDER AROUND SAID DRIVE MEMBER, ANTI-FRICTION BEARING MEANS SUPPORTED BY SAID DRIVE MEMBER, A PAIR OF PISTONS WITHIN SAID CYLINDER AND MOUNTED ON SAID BEARING MEANS AND DEFINING AN EXPANSIBLE FLUID CHAMBER WITH SAID CYLINDER, AN ACTUATABLE MEMBER, AT LEAST ONE OF SAID PISTONS BEING MOUNTED FOR AXIAL SHIFTING TO PROVIDE RELATIVE AXIAL MOVEMENT BETWEEN SAID PISTONS AND THEREBY FORM SAID EXPANSIBLE CHAMBER, SAID ONE PISTON BEING ASSOCIATED WITH SAID ACTUATABLE MEMBER TO CAUSE ACTUATION THEREOF WHEN SAID PISTON IS SHIFTED, SAID PISTONS AND CYLINDER FORMING A FLUID CYLINDER ASSEMBLY WHICH IS ROTATABLE ON SAID BEARING MEANS INDEPENDENTLY OF SAID DRIVE MEMBER AND SAID ACTUATABLE MEMBER, PASSAGE MEANS FOR INTRODUCING FLUID INTO SAID CHAMBER WHILE SAID CYLINDER IS ROTATING AND POSITIVE CONTROL MEANS FOR
Claim 2
Dependent Claim
133 words
AN ACTUATING MECHANISM COMPRISING, A ROTATABLE DRIVE MEMBER, A CYLINDER AROUND SAID DRIVE MEMBER, ANTI-FRICTION BEARING MEANS SUPPORTED BY SAID DRIVE MEMBER, A PAIR OF PISTONS WITHIN SAID CYLINDER AND MOUNTED ON SAID BEARING MEANS AND DEFINING AN EXPANSIBLE FLUID CHAMBER WITH SAID CYLINDER, AN ACTUATABLE MEMBER, AT LEAST ONE OF SAID PISTONS BEING MOUNTED FOR AXIAL SHIFTING TO PROVIDE RELATIVE AXIAL MOVEMENT BETWEEN SAID PISTONS AND THEREBY FORM SAID EXPANSIBLE CHAMBER, SAID ONE PISTON BEING ASSOCIATED WITH SAID ACTUATABLE MEMBER TO CAUSE ACTUATION THEREOF WHEN SAID PISTON IS SHIFTED, SAID PISTONS AND CYLINDER FORMING A FLUID CYLINDER ASSEMBLY WHICH IS ROTATABLE ON SAID BEARING MEANS INDEPENDENTLY OF SAID DRIVE MEMBER AND SAID ACTUATABLE MEMBER, PASSAGE MEANS FOR INTRODUCING FLUID INTO SAID CHAMBER WHILE SAID CYLINDER IS ROTATING AND POSITIVE CONTROL MEANS FOR
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |