Patent US3322155A successfully refreshed from Google Patents.
US3322155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accumulator safety valve
Assignee: Bendix Corp
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Filing: 1965-01-15
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Granted: 1967-05-30
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Expires: 1985-01-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Julow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:41
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B1/08; F15B1/10; F15B1/18; F15B2201/00; F15B2201/20; F15B2201/205; F15B2201/30; F15B2201/315; F15B2201/3151; F15B2201/3156; F15B2201/40; F15B2201/41; F15B2201/411; F15B2201/413; F15B2201/415; F15B2201/4155; F15B2201/43; F15B2201/435; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/7722; Y10T137/7781; Y10T137/7833; Y10T137/7835; Y10T137/7837; Y10T137/7879
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
AN ACCUMULATOR FOR STORAGE OF LIQUID WHICH COMPRISES, IN COMBINATION: A RIGID CONTAINER HAVING MEANS CONNECTED TO A SOURCE OF LIQUID UNDER PRESSURE, WHICH MEANS INCLUDES A VALVE CHAMBER HAVING AN AXIAL OPENING, A RADIAL OPENING AND A RADIALLY OFF-SET AXIAL OPENING; A BLADDER OPERATIVELY ARRANGED IN SAID CONTAINER TO BE FIXED AT ONE END THERETO AND FILLED WITH A GAS UNDER PRESSURE TO CONFINE THE LIQUID SPACE IN SAID CONTAINER BETWEEN SAID BLADDER AND THE WALLS OF SAID CONTAINER, WHICH LIQUID SPACE IS COMMUNICABLE WITH THE RADIALLY OFF-SET AXIAL OPENING OF SAID MEANS; AND DEFORMABLE VALVE MEANS IN SAID VALVE CHAMBER OVERLYING SAID AXIAL OPENING TO BE BETWEEN IT AND SAID RADIALLY DISPLACED AXIAL OPENING AT THE OTHER END OF SAID VALVE CHAMBER, SAID DEFORMABLE VALVE BEING SIZED TO BE SLIGHTLY GREATER IN DIAMETER THAN THE AXIAL OPENING SUCH THAT UPON BEING SUBJECTED TO A PREDETERMINED PRESSURE FROM THE LIQUID SPACE SAID VALVE MAY BE EXTRUDED THROUGH SAID AXIAL OPENING
Claim 2
Dependent Claim
161 words
AN ACCUMULATOR FOR STORAGE OF LIQUID WHICH COMPRISES, IN COMBINATION: A RIGID CONTAINER HAVING MEANS CONNECTED TO A SOURCE OF LIQUID UNDER PRESSURE, WHICH MEANS INCLUDES A VALVE CHAMBER HAVING AN AXIAL OPENING, A RADIAL OPENING AND A RADIALLY OFF-SET AXIAL OPENING; A BLADDER OPERATIVELY ARRANGED IN SAID CONTAINER TO BE FIXED AT ONE END THERETO AND FILLED WITH A GAS UNDER PRESSURE TO CONFINE THE LIQUID SPACE IN SAID CONTAINER BETWEEN SAID BLADDER AND THE WALLS OF SAID CONTAINER, WHICH LIQUID SPACE IS COMMUNICABLE WITH THE RADIALLY OFF-SET AXIAL OPENING OF SAID MEANS; AND DEFORMABLE VALVE MEANS IN SAID VALVE CHAMBER OVERLYING SAID AXIAL OPENING TO BE BETWEEN IT AND SAID RADIALLY DISPLACED AXIAL OPENING AT THE OTHER END OF SAID VALVE CHAMBER, SAID DEFORMABLE VALVE BEING SIZED TO BE SLIGHTLY GREATER IN DIAMETER THAN THE AXIAL OPENING SUCH THAT UPON BEING SUBJECTED TO A PREDETERMINED PRESSURE FROM THE LIQUID SPACE SAID VALVE MAY BE EXTRUDED THROUGH SAID AXIAL OPENING
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) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |