Patent US3105515A successfully refreshed from Google Patents.
US3105515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure regulating system
Assignee: Individual
•
Filing: 1962-03-07
•
Granted: 1963-10-01
•
Expires: 1982-03-07
Abstract
No abstract record available.
Inventors
- 👤 James E Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:17
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/14; G05D16/18; G05D16/187; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/7793; Y10T137/7801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A PRESSURE REGULATING SYSTEM COMPRISING: A. A SOURCE OF HIGH PRESSURE FLUID; B. A VALVE BODY STRUCTURE HAVING AN INLET FOR CONNECTION TO SAID HIGH PRESSURE FLUID SOURCE, AN OUTLET FOR CONNECTION TO A DEMAND FOR REGULATED PRESSURE FLUID, AND A VALVE SEAT BETWEEN SAID INLET AND SAID OUTLET, SAID VALVE BODY STRUCTURE DEFINING A CAVITY CONFRONTING SAID VALVE SEAT; C. A VALVE ARMATURE HAVING A VALVE ELEMENT MOVABLE TO AND FROM SAID VALVE SEAT FOR PRESSURE REGULATION AND ALSO SEALINGLY ENGAGEABLE THEREWITH AND A PISTON MOVABLE IN SAID CAVITY AND ISOLATING SAID CAVITY FROM SAID INLET, THE AREAS OF SAID CAVITY AND VALVE SEAT BEING SUBSTANTIALLY EQUAL WHEREBY SAID VALVE ARMATURE IS SUBSTANTIALLY NONRESPONSIVE TO VARIATIONS IN INLET PRESSURE, AND A REGULATOR VALVE SPRING OPPOSING SAID VALVE ARMATURE;
Claim 2
Dependent Claim
129 words
A PRESSURE REGULATING SYSTEM COMPRISING: A. A SOURCE OF HIGH PRESSURE FLUID; B. A VALVE BODY STRUCTURE HAVING AN INLET FOR CONNECTION TO SAID HIGH PRESSURE FLUID SOURCE, AN OUTLET FOR CONNECTION TO A DEMAND FOR REGULATED PRESSURE FLUID, AND A VALVE SEAT BETWEEN SAID INLET AND SAID OUTLET, SAID VALVE BODY STRUCTURE DEFINING A CAVITY CONFRONTING SAID VALVE SEAT; C. A VALVE ARMATURE HAVING A VALVE ELEMENT MOVABLE TO AND FROM SAID VALVE SEAT FOR PRESSURE REGULATION AND ALSO SEALINGLY ENGAGEABLE THEREWITH AND A PISTON MOVABLE IN SAID CAVITY AND ISOLATING SAID CAVITY FROM SAID INLET, THE AREAS OF SAID CAVITY AND VALVE SEAT BEING SUBSTANTIALLY EQUAL WHEREBY SAID VALVE ARMATURE IS SUBSTANTIALLY NONRESPONSIVE TO VARIATIONS IN INLET PRESSURE, AND A REGULATOR VALVE SPRING OPPOSING SAID VALVE ARMATURE;
References Cited (Backward Citations)
US251726A
Cited
US1294151A
Cited
US1764790A
Cited
US2226761A
Cited
US2934090A
Cited
GB846106A
Cited
US3058482A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |