US3336984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprinkler head
Assignee: Fyr Fyter Co
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Filing: 1965-09-13
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Granted: 1967-08-22
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Bruce J Macartney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:39
CPC Classifications
A; A62; A62C; A62C37/00; A62C37/08; A62C37/10; A62C37/11; A62C37/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
IN A SPRINKLER HEAD COMPRISING A BODY MEMBER HAVING A PASSAGE THERETHROUGH TERMINATING IN A NOZZLE, THE OUTER END OF THE NOZZLE DEFINING A VALVE SEAT, A DEFLECTOR MEMBER, A FRAME EXTENDING FROM THE BODY MEMBER AND SUPPORTING THE DEFLECTOR MEMBER IN A POSITION AXIALLY OF THE NOZZLE AND IN SPACED RELATIONSHIP THEREWITH, A VALVE MEMBER SEATED ON THE VALVE SEAT AND RELEASABLY CLOSING THE PASSAGE, MEANS FORMING A BEARING SURFACE CARRIED BY THE VALVE MEMBER OUTWARDLY OF ITS SEATING SURFACE, AN ADJUSTABLY SET MEMBER EXTENDING INWARDLY FROM THE FRAME INWARDLY OF THE DEFLECTOR MEMBER, MEANS FORMING A SECOND BEARING SURFACE CARRIED BY SAID ADJUSTABLY SET MEMBER, A STRUT MEMBER BEARING AT ONE END AGAINST ONE OF SAID BEARING SURFACES, A LEVER MEMBER INTERPOSED BETWEEN THE STRUT MEMBER AND THE OTHER OF SAID BEARING SURFACES, THE LEVER MEMBER FULCRUMING ON THE STRUT MEMBER THEREBY URGING THE STRUT MEMBER AGAINST ONE OF THE BEARING SURFACES RESPONSIVE TO THE SETTING OF THE ADJUSTABLE MEMBER, A FUSIBLE ELEMENT, MEANS SUPPORTING THE FUSIBLE ELEMENT ON ITS SIDES AND ONE END, PISTON MEANS ABUTTING THE OTHER END OF THE FUSIBLE ELEMENT AND ADAPTED TO MOVE INTO THE FUSIBLE ELEMENT UPON ITS MELTING, HOLDING MEANS FOR THE LEVER MEMBER, THE SUPPORTING MEANS AND THE PISTON FOR
Claim 2
Dependent Claim
210 words
IN A SPRINKLER HEAD COMPRISING A BODY MEMBER HAVING A PASSAGE THERETHROUGH TERMINATING IN A NOZZLE, THE OUTER END OF THE NOZZLE DEFINING A VALVE SEAT, A DEFLECTOR MEMBER, A FRAME EXTENDING FROM THE BODY MEMBER AND SUPPORTING THE DEFLECTOR MEMBER IN A POSITION AXIALLY OF THE NOZZLE AND IN SPACED RELATIONSHIP THEREWITH, A VALVE MEMBER SEATED ON THE VALVE SEAT AND RELEASABLY CLOSING THE PASSAGE, MEANS FORMING A BEARING SURFACE CARRIED BY THE VALVE MEMBER OUTWARDLY OF ITS SEATING SURFACE, AN ADJUSTABLY SET MEMBER EXTENDING INWARDLY FROM THE FRAME INWARDLY OF THE DEFLECTOR MEMBER, MEANS FORMING A SECOND BEARING SURFACE CARRIED BY SAID ADJUSTABLY SET MEMBER, A STRUT MEMBER BEARING AT ONE END AGAINST ONE OF SAID BEARING SURFACES, A LEVER MEMBER INTERPOSED BETWEEN THE STRUT MEMBER AND THE OTHER OF SAID BEARING SURFACES, THE LEVER MEMBER FULCRUMING ON THE STRUT MEMBER THEREBY URGING THE STRUT MEMBER AGAINST ONE OF THE BEARING SURFACES RESPONSIVE TO THE SETTING OF THE ADJUSTABLE MEMBER, A FUSIBLE ELEMENT, MEANS SUPPORTING THE FUSIBLE ELEMENT ON ITS SIDES AND ONE END, PISTON MEANS ABUTTING THE OTHER END OF THE FUSIBLE ELEMENT AND ADAPTED TO MOVE INTO THE FUSIBLE ELEMENT UPON ITS MELTING, HOLDING MEANS FOR THE LEVER MEMBER, THE SUPPORTING MEANS AND THE PISTON FOR
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |