Patent US3230976A successfully refreshed from Google Patents.
US3230976A
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US
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Pressure container
Assignee: MERCIER ACCUMULATOR Corp A CORP OF
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Filing: 1964-05-19
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Granted: 1966-01-25
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Expires: 1984-05-19
Abstract
No abstract record available.
Inventors
- 👤 Mercier Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:20
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B1/08; F15B1/10; F15B2201/00; F15B2201/20; F15B2201/205; F15B2201/30; F15B2201/315; F15B2201/3151; F15B2201/3152; F15B2201/3156; F15B2201/32; F15B2201/40; F15B2201/41; F15B2201/411; F15B2201/415; F15B2201/4155; F15B2201/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A HYDRAULIC UNIT COMPRISING A PRESSURE VESSEL HAVING A RIGID CONTAINER WITH A RESILIENT DEFORMABLE PARTITION THEREIN DEFINING A CHAMBER ON EACH SIDE THEREOF, ONE OF SAID CHAMBERS DEFINING A SUPPLY CHAMBER ADAPTED TO BE CHARGED WITH A SUBSTANTIALLY NON-ELASTIC MEDIUM AND THE OTHER A RESILIENT CHAMBER ADAPTED TO BE CHARGED WITH AN ELASTIC MEDIUM UNDER PRESSURE, SAID RESILIENT CHAMBER HAVING A PASSAGEWAY FOR GAS UNDER PRESSURE LEADING THEREINTO FOR CHARGING OF SAID RESILIENT CHAMBER, A RESILIENT DEFORMABLE BLADDER POSITIONED IN SAID RESILIENT CHAMBER, SAID CHAMBER HAVING A PORT, SAID BLADDER HAVING A MOUTH CONNECTED TO SAID PORT, MEANS CONNECTED TO SAID PORT TO INTRODUCE VARYING QUANTITIES OF A SUBSTANTIALLY NON-ELASTIC REGULATING MEDIUM INTO SAID BLADDER TO VARY THE RESILIENT CHARACTERISTICS OF THE RESILIENT CHAMBER, SAID BLADDER BEING OF WALL THICKNESS AND STIFFNESS SUCH THAT UPON DISCHARGE OF THE REGULATING MEDIUM THEREFROM, THE BLADDER WILL NOT EXTRUDE THROUGH SAID PORT.
Claim 2
Dependent Claim
150 words
A HYDRAULIC UNIT COMPRISING A PRESSURE VESSEL HAVING A RIGID CONTAINER WITH A RESILIENT DEFORMABLE PARTITION THEREIN DEFINING A CHAMBER ON EACH SIDE THEREOF, ONE OF SAID CHAMBERS DEFINING A SUPPLY CHAMBER ADAPTED TO BE CHARGED WITH A SUBSTANTIALLY NON-ELASTIC MEDIUM AND THE OTHER A RESILIENT CHAMBER ADAPTED TO BE CHARGED WITH AN ELASTIC MEDIUM UNDER PRESSURE, SAID RESILIENT CHAMBER HAVING A PASSAGEWAY FOR GAS UNDER PRESSURE LEADING THEREINTO FOR CHARGING OF SAID RESILIENT CHAMBER, A RESILIENT DEFORMABLE BLADDER POSITIONED IN SAID RESILIENT CHAMBER, SAID CHAMBER HAVING A PORT, SAID BLADDER HAVING A MOUTH CONNECTED TO SAID PORT, MEANS CONNECTED TO SAID PORT TO INTRODUCE VARYING QUANTITIES OF A SUBSTANTIALLY NON-ELASTIC REGULATING MEDIUM INTO SAID BLADDER TO VARY THE RESILIENT CHARACTERISTICS OF THE RESILIENT CHAMBER, SAID BLADDER BEING OF WALL THICKNESS AND STIFFNESS SUCH THAT UPON DISCHARGE OF THE REGULATING MEDIUM THEREFROM, THE BLADDER WILL NOT EXTRUDE THROUGH SAID PORT.
References Cited (Backward Citations)
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Cited
US2273457A
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US2320886A
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US2773455A
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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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |