US3150829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flush type nozzle
Assignee: The Powhatan Brass and Iron Works
•
Filing: 1963-05-13
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Granted: 1964-09-29
•
Expires: 1983-05-13
Abstract
No abstract record available.
Inventors
- 👤 Glenn E Specht
- 👤 Welton A Hott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:22
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/12; A; A62; A62C; A62C31/00; A62C31/02; B05B15/00; B05B15/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A NOZZLE OF THE FIRE FIGHTING TYPE COMPRISING A BODY FORMING A CONDUIT HAVING AN INLET END AND AN OUTER END, A SLEEVE TELESCOPICALLY RECEIVED ABOUT SAID BODY HAVING A STREAM FORMING PORTION EXTENDING BEYOND SAID OUTER END AND SAID SLEEVE AND BODY FORMING A CHAMBER THEREBETWEEN, SAID BODY AND SLEEVE INCLUDING COACTING MEANS TO CAUSE RELATIVE LONGITUDINAL MOVEMENT UPON RELATIVE ROTATION THEREOF, A BAFFLE CARRIED BY SAID BODY, A FLUSH COLLAR HAVING A FIRST PART SLIDABLY RECEIVED IN SAID CHAMBER AND A SECOND ANNULAR OUTER PART FORMING AN ANNULAR OUTLET WITH SAID BAFFLE, A SPRING IN SAID CHAMBER BIASING SAID FLUSH COLLAR TOWARD SAID BAFFLE, AND SECOND MEANS FOR CAUSING SAID FLUSH COLLAR TO MOVE AWAY FROM SAID BAFFLE WHEN SAID STREAM FORMING SLEEVE IS AT ONE EXTREME OF SAID COACTING ADJUSTMENT MEANS, WHEREBY THE SIZE OF SAID ANNULAR OUTLET IS INCREASED.
Claim 2
Dependent Claim
143 words
A NOZZLE OF THE FIRE FIGHTING TYPE COMPRISING A BODY FORMING A CONDUIT HAVING AN INLET END AND AN OUTER END, A SLEEVE TELESCOPICALLY RECEIVED ABOUT SAID BODY HAVING A STREAM FORMING PORTION EXTENDING BEYOND SAID OUTER END AND SAID SLEEVE AND BODY FORMING A CHAMBER THEREBETWEEN, SAID BODY AND SLEEVE INCLUDING COACTING MEANS TO CAUSE RELATIVE LONGITUDINAL MOVEMENT UPON RELATIVE ROTATION THEREOF, A BAFFLE CARRIED BY SAID BODY, A FLUSH COLLAR HAVING A FIRST PART SLIDABLY RECEIVED IN SAID CHAMBER AND A SECOND ANNULAR OUTER PART FORMING AN ANNULAR OUTLET WITH SAID BAFFLE, A SPRING IN SAID CHAMBER BIASING SAID FLUSH COLLAR TOWARD SAID BAFFLE, AND SECOND MEANS FOR CAUSING SAID FLUSH COLLAR TO MOVE AWAY FROM SAID BAFFLE WHEN SAID STREAM FORMING SLEEVE IS AT ONE EXTREME OF SAID COACTING ADJUSTMENT MEANS, WHEREBY THE SIZE OF SAID ANNULAR OUTLET IS INCREASED.
References Cited (Backward Citations)
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US2938673A
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US2936960A
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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) | 1967-09-29 | 1968-03-30 | 1968-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-29 | 1972-03-30 | 1972-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-29 | 1976-03-30 | 1976-09-29 | $7700.00 | Window Closed / Lapsed |