Patent US3144209A successfully refreshed from Google Patents.
US3144209A
Expired / Lapsed
US
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Rotatable spray apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1961-10-20
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Granted: 1964-08-11
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Edward H Griffiths
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:23
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/10; B05B3/1057; B05B5/00; B05B5/025; B05B5/04; B05B5/0403; B05B5/0411; Y; Y10; Y10S; Y10S159/00; Y10S159/09; Y10S159/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A ROTATABLE SPRAY HEAD ADAPTED FOR ROTATION ABOUT AN AXIS COMPRISING A PLATE HAVING A REARWARD SURFACE AND AN EXTERNAL FORWARD SURFACE AND AT LEAST ONE SERIES OF DISCHARGE HOLES EXTENDING THROUGH THE PLATE FROM SAID REARWARD TO SAID FORWARD SURFACE, AT LEAST ONE CIRCULAR FLANGE HAVING AN ANNULAR FEED SURFACE, THE ANNULAR SURFACE JOINING SAID REARWARD SURFACE TO FORM A JUNCTURE THEREWITH, THE ANNULAR SURFACE FLARING INWARDLY FROM SAID JUNCTURE AT AN ANGLE OF FROM ABOUT 15* TO ABOUT 45* TO THE AXIS OF ROTATION, A SERIES OF THE DISCHARGE HOLES BEING DISPOSED RADIALLY INWARDLY FROM SAID JUNCTURE.
Claim 2
Dependent Claim
99 words
A ROTATABLE SPRAY HEAD ADAPTED FOR ROTATION ABOUT AN AXIS COMPRISING A PLATE HAVING A REARWARD SURFACE AND AN EXTERNAL FORWARD SURFACE AND AT LEAST ONE SERIES OF DISCHARGE HOLES EXTENDING THROUGH THE PLATE FROM SAID REARWARD TO SAID FORWARD SURFACE, AT LEAST ONE CIRCULAR FLANGE HAVING AN ANNULAR FEED SURFACE, THE ANNULAR SURFACE JOINING SAID REARWARD SURFACE TO FORM A JUNCTURE THEREWITH, THE ANNULAR SURFACE FLARING INWARDLY FROM SAID JUNCTURE AT AN ANGLE OF FROM ABOUT 15* TO ABOUT 45* TO THE AXIS OF ROTATION, A SERIES OF THE DISCHARGE HOLES BEING DISPOSED RADIALLY INWARDLY FROM SAID JUNCTURE.
References Cited (Backward Citations)
US1853682A
Cited
AT170850B
Cited
US2809902A
Cited
FR1184756A
Cited
US2975756A
Cited
US3063642A
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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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |