US3199832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pivoted shut-off valve for spray gun
Assignee: Individual
•
Filing: 1961-09-01
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Granted: 1965-08-10
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Expires: 1981-09-01
Abstract
No abstract record available.
Inventors
- 👤 Calamia Rocco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:39
CPC Classifications
F; F16; F16K; F16K7/00; F16K7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A COMBINATION COUPLING AND SHUT-OFF VALVE, COMPRISING A COUPLING BODY HAVING A PASSAGE THERETHROUGH AND FORMING A SURROUNDING SEAT FOR A GASKET; AN ENDLESS ELASTIC GASKET ON SAID SEAT AND DEFINING AN OPENING ALIGNED WITH THE PASSAGE, SAID GASKET HAVING A HOLLOW BOSS FORMED INTEGRALLY THEREWITH AND EXTENDING FROM THE PERIPHERY THEREOF, SAID COUPLING HAVING AN OPENING THERETHROUGH, THE PERIPHERY OF SAID BOSS BEING IN SEALING THERETHROUGH, WITH THE WALL OF SAID OPENING; AN ELASTIC DIAPHRAGM ALIGNED WITH THE PASSAGE IN SAID COUPLING AND FORMING A VALVE FOR CONTROLLING THE FLOW OF FLUID THROUGH SAID PASSAGE; AND A ROTATABLE STEM ATTACHED TO THE DIAPHRAGM AND EXTENDING THROUGH SAID GASKET AND HOLLLOW BOSS, THE PERIPHERY OF SAID STEM BEING IN SEALING RELATIONSHIP WITH THE INTERIOR WALL OF SAID HOLLOW BOSS, SAID STEM HAVING A HANDLE SECTION DISPOSED EXTERIORLY OF THE COUPLING FOR ROTATING THE STEM ABOUT ITS LONGITUDINAL AXIS WHERE IT EXTENDS THROUGH THE GASKET.
Claim 2
Dependent Claim
154 words
A COMBINATION COUPLING AND SHUT-OFF VALVE, COMPRISING A COUPLING BODY HAVING A PASSAGE THERETHROUGH AND FORMING A SURROUNDING SEAT FOR A GASKET; AN ENDLESS ELASTIC GASKET ON SAID SEAT AND DEFINING AN OPENING ALIGNED WITH THE PASSAGE, SAID GASKET HAVING A HOLLOW BOSS FORMED INTEGRALLY THEREWITH AND EXTENDING FROM THE PERIPHERY THEREOF, SAID COUPLING HAVING AN OPENING THERETHROUGH, THE PERIPHERY OF SAID BOSS BEING IN SEALING THERETHROUGH, WITH THE WALL OF SAID OPENING; AN ELASTIC DIAPHRAGM ALIGNED WITH THE PASSAGE IN SAID COUPLING AND FORMING A VALVE FOR CONTROLLING THE FLOW OF FLUID THROUGH SAID PASSAGE; AND A ROTATABLE STEM ATTACHED TO THE DIAPHRAGM AND EXTENDING THROUGH SAID GASKET AND HOLLLOW BOSS, THE PERIPHERY OF SAID STEM BEING IN SEALING RELATIONSHIP WITH THE INTERIOR WALL OF SAID HOLLOW BOSS, SAID STEM HAVING A HANDLE SECTION DISPOSED EXTERIORLY OF THE COUPLING FOR ROTATING THE STEM ABOUT ITS LONGITUDINAL AXIS WHERE IT EXTENDS THROUGH THE GASKET.
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |