F03C 1/2407
Having cylinders in star or fan arrangement, the connection of the pistons
Official title: {having cylinders in star or fan arrangement, the connection of the pistons with an actuated element being at the outer ends of the cylinders}
F03C1/2407 (Having cylinders in star or fan arrangement, the connection of the pistons) appears on 25 US grants and 11 published applications in this corpus.
Search patents in F03C- Granted patents
- 25
- Published applications
- 11
- Assignees
- 9
- Inventors
- 33
- Latest grant
- 26 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cylinder block comprising piston-holding means26 Apr 2022US 11,313,345 B2Poclain Hydraulics Industrie
- Cylinder block and swash plate type liquid-pressure rotating apparatus including same6 Oct 2020US 10,794,185 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic transmission circuit1 Aug 2017US 9,719,593 B2Poclain Hydraulics Industrie
- Rotary cam radial steam engine27 Sep 2016US 9,453,411 B2
- Hydraulic motor with radial pistons and control by cylinder7 Jul 2015US 9,074,578 B2Poclain Hydraulics Industrie
- Improved pressure adapter for hydraulic system8 Oct 2026US 2026/0309122 A1Poclain Hydraulics Industrie
- Radial Piston Machine with Multi-Disc Brake27 Mar 2025US 2025/0102031 A1Robert Bosch GmbH
- Cylinder Block Comprising Piston-Holding Means19 Aug 2021US 2021/0254597 A1Poclain Hydraulics Industrie
- Cylinder block and swash plate type liquid-pressure rotating apparatus including same29 Aug 2019US 2019/0264564 A1Kawasaki Jukogyo Kabushiki Kaisha
- Rotary Cam Radial Steam Engine2 Feb 2017US 2017/0030193 A1
Most cited
By later US patents
- Air borne craft, for example helicopter, and related devices17US 4,899,957 A1990
- Hydraulic drive unit for driving a drilling tool13US 5,437,338 APoclain Hydraulics · 1995
- Variable displacement hydrostatic pump and neutral return mechanism therefor11US 5,234,321 AEaton Corporation · 1993
- Hydraulic motor with stationary axle and rotating fluid distributor10US 4,700,613 AOy Partek AB · 1987
- Pump arrangement which includes axially extending cylindrical ring noses on coned rings with a centering ring and seal ring radially of the face wherein two of the ring nose are oppositionally directed and laid together10US 4,824,338 A1989