US3587543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluidic fuel injection with bistable valve
Assignee: Bendix Corp
•
Filing: 1969-08-05
•
Granted: 1971-06-28
•
Expires: 1989-08-05
Abstract
Abstract A TIMED LOW-PRESSURE FUEL INJECTION SYSTEM OF THE TYPE INJECTING DISCRETE INTERMITTENT SQUIRTS OF FUEL AT SEVERAL LOWPRESSURE ENGINE LOCATIONS IN TIMED RELATION TO THE ROTATIONAL CYCLE OF AN INTERNAL COMBUSTION ENGINE. THE INVENTION IS PARTICULARLY CHARACTERIZED BY THE USE OF POSITIVELY DRIVEN BISTABLE FLUIDIC ELEMENTS TO PERFORM THE FUEL INJECTION FUNCTION AND TIMED PULSE GENERATNG MEANS TO DRIVE THE BISTABLE ELEMENTS TO THEIR INJECTING AND NONINJECTING OR OFF STATES.
Inventors
- 👤 Janusz S Sulich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:27
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/002; F01; F01L; F01L13/00; Y; Y10; Y10S; Y10S123/00; Y10S123/10; Y10S261/00; Y10S261/69
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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 |