Patent US3588037A successfully refreshed from Google Patents.
US3588037A
Expired / Lapsed
US
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Erosion shield for a throttling valve
Assignee: General Electric Co
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Filing: 1969-10-27
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Granted: 1971-06-28
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Expires: 1989-10-27
Abstract
Abstract A SHIELD PROVIDED FOR PREVENTING EROSION OF A LIGHTWEIGHT HOUSING SURROUNDING A SPOOL-TYPE THROTTLING VALVE. MOVEMENT OF THE CONVENTIONAL SPOOL PERMITTED HIGH-PRESSURE FUEL TO FLOW THEREPAST AND TO IMPINGE DIRECTLY UPON THE WALL OF THE HOUSING, CAUSING EROSION THEREOF. A PERFORATED CYLINDRICAL SHIELD IS PLACED WITHIN THE HOUSING WITH A SOLID-WALL PORTION LOCATED DIRECTLY OPPOSITE THE FUEL OUTLETS, THUS PREVENTING DIRECT IMPINGEMENT OF FUEL ON THE HOUSING.
Inventors
- 👤 Henry B Ritchie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:15
CPC Classifications
F; F16; F16K; F16K25/00; F16K25/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86694; Y10T137/8671
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |