F01B 13/063
With two or more series radial piston-cylinder units
Official title: {with two or more series radial piston-cylinder units}
F01B13/063 (With two or more series radial piston-cylinder units) appears on 12 US grants and 1 published applications in this corpus.
Search patents in F01B- Granted patents
- 12
- Published applications
- 1
- Assignees
- 7
- Inventors
- 11
- Latest grant
- 3 Apr 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hydraulic radial piston devices3 Apr 2018US 9,932,827 B2Eaton Intelligent Power Limited
- Double-flow hydrostatic radial piston engine with axial flow, thrust compensation, and shaft bearing22 Apr 1997US 5,622,052 AJ. M. Voith GmbH
- Pilot controlled variable displacement fluid motor26 Dec 1978US 4,131,056 AFiat-Allis Construction Machinery, Inc.
- Rotor, pistons, piston shoes and associated means in fluid handling devices28 Feb 1978US 4,075,932 A
- Dual radial piston pump or motor27 Dec 1977US 4,064,790 ACaterpillar Tractor Co.
Most cited
By later US patents
- Opposed piston engine27US 4,030,471 A1977
- Pilot controlled variable displacement fluid motor7US 4,131,056 AFiat-Allis Construction Machinery, Inc. · 1978
- Radial piston machine6US 4,033,239 ASulzer Brothers Limited · 1977
- Double-flow hydrostatic radial piston engine with axial flow, thrust compensation, and shaft bearing5US 5,622,052 AJ. M. Voith GmbH · 1997
- Rotary radial piston machine with radial extension on the piston shoe ends4US 3,949,648 A1976