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US3127110A
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US
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Sprinkler head
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:18
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/02; B05B1/08; B05B1/083; B05B1/085; B05B1/0856; B05B15/00; B05B15/70; B05B15/72; B05B15/74
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
150 words
IN A SPRINKLER HEAD: (A) A HOLLOW BODY HAVING ITS INTERIOR FLARING UPWARDLY AND ITS TOP PARTIALLY CLOSED BY AN APERTURED CAP; (B) A NOZZLE HAVING A CYLINDRICAL PART WITH A CHAMBER THEREIN, CLOSED AT ONE END AND HAVING AT LEAST ONE DISCHARGE OPENING; (C) AN ANNULARLY OUTWARDLY EXTENDING FLANGE ON THE END OF SAID CYLINDRICAL PART OPPOSITE THE CLOSED END OF SAID CHAMBER; (D) A LUG EXTENDING LONGITUDINALLY FROM SAID FLANGE AND AT ONE SIDE THEREOF AND HAVING ITS INNER SIDE CURVED OUTWARDLY FROM THE FLANGE AND TOWARD THE FREE END AND ALSO HAVING A LATERAL CURVATURE, (E) SAID NOZZLE BEING ROTATABLY MOUNTED IN SAID CAP; (F) A BALL OPERABLY DISPOSED WITHIN THE BODY; (G) AND MEANS FOR INTRODUCING FLUID INTO THE LOWER END OF SAID BODY AND EFFECTING SWIRLING OF SAID FLUID WITHIN SAID BODY TO CAUSE SAID BALL TO CIRCULATE UPWARDLY FOR INTERMITTENT ENGAGEMENT WITH SAID LUG.
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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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |