Patent US3315898A successfully refreshed from Google Patents.
US3315898A
Expired / Lapsed
US
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Water motor for sprinklers
Assignee: LYNTONE ENGINEERING Inc
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Filing: 1965-04-05
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Granted: 1967-04-25
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Expires: 1985-04-05
Abstract
No abstract record available.
Inventors
- 👤 Robert B Costa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:07
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/04; B05B3/0417; B05B15/00; B05B15/70; B05B15/72; B05B15/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A WATER MOTOR FOR SPRINKLERS, COMPRISING: (A) A DRIVE RING HAVING A POLYGONAL OPENING THERETHROUGH FORMING A PLURALITY OF STRIKER REGIONS; (B) A DRIVEN SHAFT EXTENDING THROUGH SAID DRIVE RING AND INCLUDING AN IMPACT RECEIVING PORTION HAVING AT LEAST ONE LESS IMPACT RECEIVING REGION THAN THE STRIKER REGIONS OF THE POLYGONAL OPENING THROUGH SAID DRIVE RING; (C) AND MEANS FOR ROTATING SAID DRIVE RING ABOUT SAID SHAFT TO CAUSE SAID STRIKER REGIONS TO STRIKE SAID IMPACT RECEIVING REGIONS AND EFFECT INCREMENTAL ADVANCE OF SAID SHAFT ABOUT ITS AXIS.
Claim 2
Dependent Claim
88 words
A WATER MOTOR FOR SPRINKLERS, COMPRISING: (A) A DRIVE RING HAVING A POLYGONAL OPENING THERETHROUGH FORMING A PLURALITY OF STRIKER REGIONS; (B) A DRIVEN SHAFT EXTENDING THROUGH SAID DRIVE RING AND INCLUDING AN IMPACT RECEIVING PORTION HAVING AT LEAST ONE LESS IMPACT RECEIVING REGION THAN THE STRIKER REGIONS OF THE POLYGONAL OPENING THROUGH SAID DRIVE RING; (C) AND MEANS FOR ROTATING SAID DRIVE RING ABOUT SAID SHAFT TO CAUSE SAID STRIKER REGIONS TO STRIKE SAID IMPACT RECEIVING REGIONS AND EFFECT INCREMENTAL ADVANCE OF SAID SHAFT ABOUT ITS AXIS.
References Cited (Backward Citations)
US2221878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |