Patent US3079898A successfully refreshed from Google Patents.
US3079898A
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Pneumatic remote position actuator
Assignee: Garrett Corp
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Filing: 1958-09-29
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Granted: 1963-03-05
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Expires: 1978-09-29
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Jensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:17
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/185; F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; G05D13/00; G05D13/34; G05D23/01; G05D23/13; G05D23/138; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
AN ACTUATOR COMPRISING: CASING MEANS FORMING FIRST AND SECOND AXIALLY ALIGNED CHAMBERS SEPARATED BY A PARTITION; A MOVABLE WALL IN EACH CHAMBER DIVIDING THE SAME INTO WORKING PRESSURE AND REFERENCE FORCE CHAMBER SECTIONS, SAID PARTITION SEPARATING SAID WORKING PRESSURE SECTIONS, AN INCREASE IN PRESSURE IN EITHER OF THE LATTER SECTIONS TENDING TO MOVE THE RESPECTIVE WALL AWAY FROM THE OTHER WALL; MEANS IN THE REFERENCE FORCE CHAMBER SECTIONS FOR YIELDABLY OPPOSING MOVEMENT OF SAID WALLS BY PRESSURE INCREASES IN SAID WORKING PRESSURE SECTIONS; MEANS FOR CONDUCTING FLUID UNDER PRESSURE TO THE WORKING PRESSURE SECTIONS OF SAID CHAMBERS, SAID CASING BEING PROVIDED WITH A RESTRICTED VENT PERMITTING A CONTINUOUS BLEED FROM
Claim 2
Dependent Claim
110 words
AN ACTUATOR COMPRISING: CASING MEANS FORMING FIRST AND SECOND AXIALLY ALIGNED CHAMBERS SEPARATED BY A PARTITION; A MOVABLE WALL IN EACH CHAMBER DIVIDING THE SAME INTO WORKING PRESSURE AND REFERENCE FORCE CHAMBER SECTIONS, SAID PARTITION SEPARATING SAID WORKING PRESSURE SECTIONS, AN INCREASE IN PRESSURE IN EITHER OF THE LATTER SECTIONS TENDING TO MOVE THE RESPECTIVE WALL AWAY FROM THE OTHER WALL; MEANS IN THE REFERENCE FORCE CHAMBER SECTIONS FOR YIELDABLY OPPOSING MOVEMENT OF SAID WALLS BY PRESSURE INCREASES IN SAID WORKING PRESSURE SECTIONS; MEANS FOR CONDUCTING FLUID UNDER PRESSURE TO THE WORKING PRESSURE SECTIONS OF SAID CHAMBERS, SAID CASING BEING PROVIDED WITH A RESTRICTED VENT PERMITTING A CONTINUOUS BLEED FROM
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |