US3249305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray nozzle
Assignee: Bird Machine Co Inc
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Filing: 1963-11-18
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Granted: 1966-05-03
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 Donald B Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:52
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/26; B05B1/262; B05B1/267; B05B15/00; B05B15/50; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A SHOWER SYSTEM HAVING A MULTIPLICITY OF STRAINER NOZZLES EACH NOZZLE HAVING A PASSAGE, AN OUTLET FOR SAID PASSAGE, A SUPPLY PORT TO INTRODUCE FLUID TO SAID PASSAGE, A SECOND PORT COMMUNICATING WITH SAID PASSAGE BETWEEN SAID SUPPLY PORT AND SAID OUTLET, A STRAINER MEANS LOCATED BETWEEN SAID PORTS, AND MEANS TO CAUSE THE PRESSURE PRECEDING SAID STRAINER MEANS TO BECOME LESS THAN THE PRESSURE AT SAID SECOND PORT TO PRODUCE A BACK-FLOW OF FLUID THAT CLEANS SAID STRAINER MEANS CHARACTERIZED BY THE FACT THAT THE SECOND PORTS OF ALL OF SAID NOZZLES ARE CONNECTED TO A COMMON PASSAGE WHEREBY IN THE EVENT THAT THE STRAINER MEANS OF A NOZZLE BECOMES FILLED WITH DEBRIS, THE OUTLET OF SAID NOZZLE CAN RECEIVE STRAINED FLUID THROUGH AN AUXILIARY SUPPLY PATH DEFINE BY THE SECOND PORT OF SAID NOZZLE, SAID COMMON PASSAGE AND THE SECOND PORT AND STRAINER MEANS OF OTHER NOZZLES.
Claim 2
Dependent Claim
149 words
A SHOWER SYSTEM HAVING A MULTIPLICITY OF STRAINER NOZZLES EACH NOZZLE HAVING A PASSAGE, AN OUTLET FOR SAID PASSAGE, A SUPPLY PORT TO INTRODUCE FLUID TO SAID PASSAGE, A SECOND PORT COMMUNICATING WITH SAID PASSAGE BETWEEN SAID SUPPLY PORT AND SAID OUTLET, A STRAINER MEANS LOCATED BETWEEN SAID PORTS, AND MEANS TO CAUSE THE PRESSURE PRECEDING SAID STRAINER MEANS TO BECOME LESS THAN THE PRESSURE AT SAID SECOND PORT TO PRODUCE A BACK-FLOW OF FLUID THAT CLEANS SAID STRAINER MEANS CHARACTERIZED BY THE FACT THAT THE SECOND PORTS OF ALL OF SAID NOZZLES ARE CONNECTED TO A COMMON PASSAGE WHEREBY IN THE EVENT THAT THE STRAINER MEANS OF A NOZZLE BECOMES FILLED WITH DEBRIS, THE OUTLET OF SAID NOZZLE CAN RECEIVE STRAINED FLUID THROUGH AN AUXILIARY SUPPLY PATH DEFINE BY THE SECOND PORT OF SAID NOZZLE, SAID COMMON PASSAGE AND THE SECOND PORT AND STRAINER MEANS OF OTHER NOZZLES.
References Cited (Backward Citations)
US2377595A
Cited
US3073529A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |