Patent US3351292A successfully refreshed from Google Patents.
US3351292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle discharge cap
Assignee: Xylem Water Solutions Zelienople LLC
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Filing: 1966-01-26
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Granted: 1967-11-07
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Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 Sr Fred E Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:49
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/32; B05B1/323; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/231; B01F23/23105; B01F23/2312; B01F23/23122; B05B15/00; B05B15/50; B05B15/52; B05B15/528; C; C02; C02F; C02F3/00; C02F3/02; C02F3/12; C02F3/20; Y; Y02; Y02W; Y02W10/00; Y02W10/10; Y10; Y10S; Y10S239/00; Y10S239/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
230 words
IN COMBINATION; A NOZZLE HAVING A BODY WITH A PASSAGE THERETHROUGH THROUGH WHICH FLUID IS SUPPLIED IN ONE DIRECTION TO A BODY OF FLOWABLE MATERIAL SURROUNDING THE NOZZLE AND WHICH MATERIAL IS TO BE TREATED BY THE FLUID, SAID PASSAGE BEING RELATIVELY SMALL WITH RESPECT TO SAID BODY, AND A RUBBER LIKE CAP MOUNTED ON SAID NOZZLE BODY AND HAVING A BOTTOM WALL EXTENDING OVER THE DISCHARGE END OF THE NOZZLE BODY AND PROVIDED WITH INCISION MEANS SO THE LIPS FORMED BY THE INCISION MEANS WILL YIELD OUTWARDLY FROM THE END OF THE NOZZLE BODY IN RESPONSE TO PRESSURE WITHIN THE NOZZLE PASSAGE TO PERMIT FLUID TO FLOW FROM THE NOZZLE INTO SAID BODY OF MATERIAL WHILE, UPON INTERRUPTION OF SAID FLUID FLOW FROM THE NOZZLE PASSAGE, SAID LIPS WILL COLLAPSE AGAINST THE END OF THE NOZZLE BODY AND WILL CLOSE TO PREVENT SAID FLOWABLE MATERIAL FROM ENTERING SAID NOZZLE PASSAGE, THE ENTIRE INNER SURFACE OF SAID CAP EXCEPT FOR THE REGION EXPOSED BY THE DISCHARGE END OF SAID PASSAGE BEING IN ENGAGEMENT WITH THE EXTERIOR SURFACE OF THE NOZZLE BODY WHEN SAID LIPS ARE COLLAPSED TO SUPPORT THE LIPS AGAINST INWARD DEFLECTION, SAID INCISION, MEANS EXTENDING ACROSS THE DISCHARGE END OF SAID PASSAGE AND BEYOND AT LEAST ONE LATERAL LIMIT OF THE PASSAGE A SUBSTANTIAL DISTANCE FOR EASY OUTWARD YIELDING OF SAID LIPS DUE TO PRESSURE IN SAID PASSAGE.
Claim 2
Dependent Claim
230 words
IN COMBINATION; A NOZZLE HAVING A BODY WITH A PASSAGE THERETHROUGH THROUGH WHICH FLUID IS SUPPLIED IN ONE DIRECTION TO A BODY OF FLOWABLE MATERIAL SURROUNDING THE NOZZLE AND WHICH MATERIAL IS TO BE TREATED BY THE FLUID, SAID PASSAGE BEING RELATIVELY SMALL WITH RESPECT TO SAID BODY, AND A RUBBER LIKE CAP MOUNTED ON SAID NOZZLE BODY AND HAVING A BOTTOM WALL EXTENDING OVER THE DISCHARGE END OF THE NOZZLE BODY AND PROVIDED WITH INCISION MEANS SO THE LIPS FORMED BY THE INCISION MEANS WILL YIELD OUTWARDLY FROM THE END OF THE NOZZLE BODY IN RESPONSE TO PRESSURE WITHIN THE NOZZLE PASSAGE TO PERMIT FLUID TO FLOW FROM THE NOZZLE INTO SAID BODY OF MATERIAL WHILE, UPON INTERRUPTION OF SAID FLUID FLOW FROM THE NOZZLE PASSAGE, SAID LIPS WILL COLLAPSE AGAINST THE END OF THE NOZZLE BODY AND WILL CLOSE TO PREVENT SAID FLOWABLE MATERIAL FROM ENTERING SAID NOZZLE PASSAGE, THE ENTIRE INNER SURFACE OF SAID CAP EXCEPT FOR THE REGION EXPOSED BY THE DISCHARGE END OF SAID PASSAGE BEING IN ENGAGEMENT WITH THE EXTERIOR SURFACE OF THE NOZZLE BODY WHEN SAID LIPS ARE COLLAPSED TO SUPPORT THE LIPS AGAINST INWARD DEFLECTION, SAID INCISION, MEANS EXTENDING ACROSS THE DISCHARGE END OF SAID PASSAGE AND BEYOND AT LEAST ONE LATERAL LIMIT OF THE PASSAGE A SUBSTANTIAL DISTANCE FOR EASY OUTWARD YIELDING OF SAID LIPS DUE TO PRESSURE IN SAID PASSAGE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |