F01L 29/08
Reversing-gear: specially for rotary or oscillatory valves
Official title: specially for rotary or oscillatory valves
F01L29/08 (Reversing-gear: specially for rotary or oscillatory valves) appears on 3 US grants and 1 published applications in this corpus.
Search patents in F01L- Granted patents
- 3
- Published applications
- 1
- Assignees
- 3
- Inventors
- 2
- Latest grant
- 16 Dec 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for generating power from a flowing liquid16 Dec 2003US 6,662,704 B2Internal Command International, Inc.
- Electrically operated valve assembly for controlling a piston and cylinder construction, piston and cylinder assembly incorporating said valve, and self-contained system including pressurized fluid and hydraulic actuator23 Jun 1987US 4,674,398 ATayco Developments, Inc.
- Electrically operated valve, piston and cylinder assembly incorporating said valve, and self-contained system including pressurized fluid and hydraulic actuator22 Oct 1985US 4,548,041 ATayco Developments, Inc.
Most cited
By later US patents
- Electrically operated valve assembly for controlling a piston and cylinder construction, piston and cylinder assembly incorporating said valve, and self-contained system including pressurized fluid and hydraulic actuator16US 4,674,398 ATayco Developments, Inc. · 1987
- Electrically operated valve, piston and cylinder assembly incorporating said valve, and self-contained system including pressurized fluid and hydraulic actuator15US 4,548,041 ATayco Developments, Inc. · 1985
- Apparatus and method for generating power from a flowing liquid2US 6,662,704 B2Internal Command International, Inc. · 2003