F01B 3/0088
Piston shoe retaining means
Official title: {Piston shoe retaining means}
F01B3/0088 (Piston shoe retaining means) appears on 17 US grants and 12 published applications in this corpus.
Search patents in F01B- Granted patents
- 17
- Published applications
- 12
- Assignees
- 18
- Inventors
- 34
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 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 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic piston pump/motor with non-cantilevered pistons17 Feb 2026US 12,553,344 B2Goodrich Corporation
- Hydraulic axial piston unit with central fixed hold down device26 May 2020US 10,662,773 B2Danfoss Power Solutions GmbH & Co. OHG
- Semispherical shoe for swash plate compressor and swash plate compressor24 Mar 2020US 10,598,167 B2Ntn Corporation
- Axial piston machine6 Mar 2018US 9,909,420 B2Danfoss A/S
- Axial piston machine utilizing a bent-axis construction26 Dec 2017US 9,850,757 B2Linde Hydraulics GmbH & Co. KG
- Piston assembly for hydraulic pump13 Nov 2025US 2025/0347276 A1Goodrich Actuation Systems Limited
- Hydraulic piston pump/motor with non-cantilevered pistons18 Sep 2025US 2025/0290418 A1Goodrich Corporation
- Axial Piston Machine with Retraction Plate for High Rotational Speeds2 Jan 2025US 2025/0003338 A1Robert Bosch GmbH
- Hydraulic axial piston unit with central fixed hold down device24 May 2018US 2018/0142553 A1Danfoss Power Solutions GmbH & Co. OHG
- Semispherical shoe for swash plate compressor and swash plate compressor27 Jul 2017US 2017/0211560 A1Ntn Corporation
Most cited
By later US patents
- Variable displacement and/or variable compression ratio piston engine45US 4,077,269 ALang Research Corporation · 1978
- Rotary crankless machine12US 3,968,776 ARund Rotary Engines, Inc. · 1976
- Axial air motor8US 4,805,516 ACkd Corporation · 1989
- Thrust rings for swash plate pumps and motors6US 4,111,103 ACommercial Shearing, Inc. · 1978
- Thermal barrel motor6US 4,304,173 ASociete Civile de Recherches et d'Etudes de Moteurs a Barillet (S.C.R.E.B.) · 1981