Patent US3257950A successfully refreshed from Google Patents.
US3257950A
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US
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Fluid pump diverter
Assignee: General Electric Co
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Filing: 1964-07-08
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Granted: 1966-06-28
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Expires: 1984-07-08
Abstract
No abstract record available.
Inventors
- 👤 Daniel N Toma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:46
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/44; F04D29/46; F04D29/50; D; D06; D06F; D06F37/00; D06F37/02; D06F37/12; D06F37/14; D06F37/145; D06F39/00; D06F39/08; D06F39/083; D06F39/085; F04D29/506; F04D5/00; F04D5/002; F04D7/00; F04D7/02; F04D7/04; D06F2103/00; D06F2103/42; D06F2103/44; D06F2103/48; Y; Y10; Y10S; Y10S415/00; Y10S415/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A FLUID PUMP OF THE TURBINE TYPE INCLUDING: (A) A PUMP HOUSING FORMING A PUMP CHAMBER, (B) AN IMPELLER MOUNTED IN SAID CHAMBER FOR SELECTIVE ROTATION IN OPPOSITE DIRECTIONS, (C) FIRST AND SECOND OUTLET CONDUITS FOR SELECTIVELY TRANSFERRING FLUID FROM SAID PUMP CHAMBER DEPENDENT UPON THE DIRECTION OF ROTATION OF SAID IMPELLER, EACH OF SAID CONDUITS INCLUDING AN INNER AND AN OUTER WALL, (D) MEANS CAUSING THE FLUID EMITTED FROM SAID PUMP CHAMBER TO FLOW ALONG SAID OUTER WALLS OF SAID OUTLET CONDUITS, (E) AN INLET CONDUIT COMMUNICATING WITH SAID INNER WALL OF EACH OF SAID OUTLET CONDUITS WHEREBY ROTATION OF SAID IMPELLER DRAWS FLUID FROM SAID INLET CONDUIT INTO SAID PUMP CHAMBER THROUGH ONE OF SAID OUTLET CONDUITS AND DISCHARGES IT THROUGH THE OTHER OF SAID OUTLET CONDUITS.
Claim 2
Dependent Claim
129 words
A FLUID PUMP OF THE TURBINE TYPE INCLUDING: (A) A PUMP HOUSING FORMING A PUMP CHAMBER, (B) AN IMPELLER MOUNTED IN SAID CHAMBER FOR SELECTIVE ROTATION IN OPPOSITE DIRECTIONS, (C) FIRST AND SECOND OUTLET CONDUITS FOR SELECTIVELY TRANSFERRING FLUID FROM SAID PUMP CHAMBER DEPENDENT UPON THE DIRECTION OF ROTATION OF SAID IMPELLER, EACH OF SAID CONDUITS INCLUDING AN INNER AND AN OUTER WALL, (D) MEANS CAUSING THE FLUID EMITTED FROM SAID PUMP CHAMBER TO FLOW ALONG SAID OUTER WALLS OF SAID OUTLET CONDUITS, (E) AN INLET CONDUIT COMMUNICATING WITH SAID INNER WALL OF EACH OF SAID OUTLET CONDUITS WHEREBY ROTATION OF SAID IMPELLER DRAWS FLUID FROM SAID INLET CONDUIT INTO SAID PUMP CHAMBER THROUGH ONE OF SAID OUTLET CONDUITS AND DISCHARGES IT THROUGH THE OTHER OF SAID OUTLET CONDUITS.
References Cited (Backward Citations)
US2946286A
Cited
US3040663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |