US3126028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for bleeder valves
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
•
Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:14
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; C; C21; C21B; C21B7/00; C21B7/18; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/6161; Y10T137/6164
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A BLEEDER VALVE CONSTRUCTION, A BODY, RELATIVELY MOVABLE METALLIC MEMBER SERVING RESPECTIVELY AS A VALVE SEAT AND A VALVE TAPPET, ONE OF SAID MEMBERS HAVING A SUBSTANTIALLY CONICAL SURFACE WITH AN ANNULAR RECESS LOCATED INTERMEDIATE THE EDGES THEREOF AND ADAPTED TO CONTAIN A RENEWABLE VALVE SEAT STRUCTURE, A BODY OF RESILIENT SUBSTANCE WITHIN SAID ANNULAR RECESS, THE OTHER OF SAID MEMBERS BEING CONFIGURED TO PROVIDE A FIRST NOSE POSITIONED FOR VALVING COACTION WITH THE SURFACE OF SAID FIRST MENTIONED MEMBER, AND A SECOND NOSE COACTING WITH THE SURFACE OF SAID RESILIENT SUBSTANCE, THE SAID SECOND NOSE BEING FORMED IN A METALLIC BODY REMOVABLY MOUNTED UPON THE SAID VALVE MEMBERS, THE SAID ANNULAR RECESS IN THE FIRST MENTIONED VALVE MEMBER WILL BE UNCOVERED FOR REMOVAL
Claim 2
Dependent Claim
125 words
IN A BLEEDER VALVE CONSTRUCTION, A BODY, RELATIVELY MOVABLE METALLIC MEMBER SERVING RESPECTIVELY AS A VALVE SEAT AND A VALVE TAPPET, ONE OF SAID MEMBERS HAVING A SUBSTANTIALLY CONICAL SURFACE WITH AN ANNULAR RECESS LOCATED INTERMEDIATE THE EDGES THEREOF AND ADAPTED TO CONTAIN A RENEWABLE VALVE SEAT STRUCTURE, A BODY OF RESILIENT SUBSTANCE WITHIN SAID ANNULAR RECESS, THE OTHER OF SAID MEMBERS BEING CONFIGURED TO PROVIDE A FIRST NOSE POSITIONED FOR VALVING COACTION WITH THE SURFACE OF SAID FIRST MENTIONED MEMBER, AND A SECOND NOSE COACTING WITH THE SURFACE OF SAID RESILIENT SUBSTANCE, THE SAID SECOND NOSE BEING FORMED IN A METALLIC BODY REMOVABLY MOUNTED UPON THE SAID VALVE MEMBERS, THE SAID ANNULAR RECESS IN THE FIRST MENTIONED VALVE MEMBER WILL BE UNCOVERED FOR REMOVAL
References Cited (Backward Citations)
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Cited
US1665394A
Cited
US2418200A
Cited
US2657897A
Cited
US2995057A
Cited
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Cited
US2949127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |