US3241569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sequencing valve with integrated surge control and pressure drop actuated
Assignee: Western Brass Works Corp
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Filing: 1964-10-20
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Granted: 1966-03-22
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Expires: 1984-10-20
Abstract
No abstract record available.
Inventors
- 👤 Frank H P Sully
- 👤 Willard H Brink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:48
CPC Classifications
E; E02; E02B; E02B13/00; E02B13/02; A; A01; A01G; A01G25/00; A01G25/16; A01G25/162; F; F16; F16K; F16K31/00; F16K31/12; G; G05; G05D; G05D7/00; G05D7/01; G05D7/0106; G05D9/00; G05D9/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A SEQUENCING VALVE COMPRISING A VALVE BODY HAVING AN INLET AND AN OUTLET, MEANS FORMING A VALVE SEAT BETWEEN SAID INLET AND SAID OUTLET, A VALVE MEMBER ADAPTED TO CONTROL FLOW THROUGH SAID VALVE SEAT, A SEQUENCING MEANS PERMITTING OPENING OF SAID VALVE MEMBER WHEN IN A PREDETERMINED POSITION ONLY, A PAIR OF FLEXIBLE DIAPHRAGMS, ONE CONTROL FLOW THROUGH SAID VALVE SEAT, A SEQUENCING MEANS OTHER OPERATIVELY ASSOCIATED WITH SAID VALVE MEMBER, THE A METERING PLATE BETWEEN SAID DIAPHRAGMS, AND METERING FLUID ENTRAPPED BETWEEN SAID DIAPHRAGMS, SAID ONE DIAPHRAGMS BEING EXPOSED TO INLET PRESSURE AND ARRANGED TO URGE SAID VALVE TOWARD OPEN POSITION IN RESPONSE TO INLET PRESSURE WHEREBY INITIAL FLOW PRESSURE IN SAID INLET WILL BE TRANSMITTED SO SAID SEQUENCING MEANS AND OTHER PRESSURE VARIATIONS WILL BE ABSORBED.
Claim 2
Dependent Claim
129 words
A SEQUENCING VALVE COMPRISING A VALVE BODY HAVING AN INLET AND AN OUTLET, MEANS FORMING A VALVE SEAT BETWEEN SAID INLET AND SAID OUTLET, A VALVE MEMBER ADAPTED TO CONTROL FLOW THROUGH SAID VALVE SEAT, A SEQUENCING MEANS PERMITTING OPENING OF SAID VALVE MEMBER WHEN IN A PREDETERMINED POSITION ONLY, A PAIR OF FLEXIBLE DIAPHRAGMS, ONE CONTROL FLOW THROUGH SAID VALVE SEAT, A SEQUENCING MEANS OTHER OPERATIVELY ASSOCIATED WITH SAID VALVE MEMBER, THE A METERING PLATE BETWEEN SAID DIAPHRAGMS, AND METERING FLUID ENTRAPPED BETWEEN SAID DIAPHRAGMS, SAID ONE DIAPHRAGMS BEING EXPOSED TO INLET PRESSURE AND ARRANGED TO URGE SAID VALVE TOWARD OPEN POSITION IN RESPONSE TO INLET PRESSURE WHEREBY INITIAL FLOW PRESSURE IN SAID INLET WILL BE TRANSMITTED SO SAID SEQUENCING MEANS AND OTHER PRESSURE VARIATIONS WILL BE ABSORBED.
References Cited (Backward Citations)
US3147770A
Cited
US3145736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |