US3088486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loading arrangement for a regulator
Assignee: Crane Instrumentation and Sampling Inc
•
Filing: 1959-11-05
•
Granted: 1963-05-07
•
Expires: 1979-11-05
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Salmon
- 👤 Donald B Salmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:49
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/0402; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2607; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7795; Y10T137/7822; Y10T137/7823; Y10T137/7826; Y10T137/8593; Y10T137/86928; Y10T137/87056; Y10T137/87064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A PRESSURE REGULATOR HAVING AN INLET AND AN OUTLET, A DEVICE FOR CONTROLLING THE SUPPLY OF COMPRESSIBLE FLUID TO AND FROM A CHAMBER COMMUNICATING WITH ONE SURFACE OF A CONTROL DIAPHRAGM OF THE PRESSURE REGULATOR COMPRISING THE COMBINATION OF A PASSAGE COMMUNICATING FROM SAID INLET TO SAID CHAMBER, A CONTROL VALVE IN SAID PASSAGE, A FIRST BLEED VALVE MOUNTED IN A PASSAGE BETWEEN SAID CHAMBER AND SAID OUTLET OPERABLE TO CONNECT SAID CHAMBER WITH THE OPPOSITE SURFACE OF SAID DIAPHRAGM, A SECOND BLEED VALVE MOUNTED IN A PASAGE BETWEEN SAID CHAMBER AND ATMOSPHERE OPERABLE TO VENT SAID FIRST CHAMBER TO THE ATMOSPHERE, AND A SINGLE MOVABLY MOUNTED CONTROL MEMBER FOR SELECTIVELY ENGAGING SAID THREE VALVES FOR OPENING SAID CONTROL VALVE WHEN MOVED IN ONE DIRECTION AND FOR SUCCESSIVELY OPENING SAID FIRST BLEED VALVE AND THEN SAID SECOND BLEED VALVE WHEN MOVED IN ANOTHER DIRECTION.
Claim 2
Dependent Claim
145 words
IN A PRESSURE REGULATOR HAVING AN INLET AND AN OUTLET, A DEVICE FOR CONTROLLING THE SUPPLY OF COMPRESSIBLE FLUID TO AND FROM A CHAMBER COMMUNICATING WITH ONE SURFACE OF A CONTROL DIAPHRAGM OF THE PRESSURE REGULATOR COMPRISING THE COMBINATION OF A PASSAGE COMMUNICATING FROM SAID INLET TO SAID CHAMBER, A CONTROL VALVE IN SAID PASSAGE, A FIRST BLEED VALVE MOUNTED IN A PASSAGE BETWEEN SAID CHAMBER AND SAID OUTLET OPERABLE TO CONNECT SAID CHAMBER WITH THE OPPOSITE SURFACE OF SAID DIAPHRAGM, A SECOND BLEED VALVE MOUNTED IN A PASAGE BETWEEN SAID CHAMBER AND ATMOSPHERE OPERABLE TO VENT SAID FIRST CHAMBER TO THE ATMOSPHERE, AND A SINGLE MOVABLY MOUNTED CONTROL MEMBER FOR SELECTIVELY ENGAGING SAID THREE VALVES FOR OPENING SAID CONTROL VALVE WHEN MOVED IN ONE DIRECTION AND FOR SUCCESSIVELY OPENING SAID FIRST BLEED VALVE AND THEN SAID SECOND BLEED VALVE WHEN MOVED IN ANOTHER DIRECTION.
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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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |