F01B 3/02
Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or
Official title: with wobble-plate
F01B3/02 (Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or) appears on 102 US grants and 53 published applications in this corpus.
Search patents in F01B- Granted patents
- 102
- Published applications
- 53
- Assignees
- 52
- Inventors
- 171
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 3 | 1 |
| 2004 | 2 | 6 |
| 2005 | 3 | 5 |
| 2006 | 5 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 3 | 2 |
| 2015 | 6 | 3 |
| 2016 | 2 | 2 |
| 2017 | 4 | 1 |
| 2018 | 3 | 3 |
| 2019 | 1 | 4 |
| 2020 | 4 | 3 |
| 2021 | 1 | 0 |
| 2022 | 3 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Variable displacement hydraulic motor10 Jun 2025US 12,326,088 B2Dana Motion Systems Italia S.R.L.
- Carriage assembly14 Jan 2025US 12,196,084 B2Zpe Ltd
- Apparatus and method for converting between linear and rotary motion and systems involving the same10 Sep 2024US 12,085,152 B2Sencera Energy, Inc.
- Apparatus and method for converting between linear and rotary motion and systems involving the same27 Dec 2022US 11,536,353 B1Sencera Energy, Inc.
- Axial piston machine30 Aug 2022US 11,428,103 B2Liebherr Machines Bulle SA
- Propulsion apparatus5 Jun 2025US 2025/0180042 A1
- Cam profile drive assembly1 May 2025US 2025/0137371 A1
- Carriage assembly14 Nov 2024US 2024/0376823 A1Zpe Ltd
- Variable displacement hydraulic motor22 Aug 2024US 2024/0280020 A1Dana Motion Systems Italia S.R.L.
- Apparatus and method for converting between linear and rotary motion and systems involving the same8 Jun 2023US 2023/0175576 A1Sencera Energy, Inc.
Most cited
By later US patents
- Wabbler plate engine mechanisms61US 4,433,596 A1984
- Axial cylinder internal combustion engine having variable displacement34US 5,113,809 A1992
- Axial cylinder internal combustion engine32US 5,094,195 ACessna Aircraft Company · 1992
- Axle driving apparatus31US 6,216,560 B1Kanzaki Kokyukoki Mfg.Co., Ltd. · 2001
- Linear movement motor and a swash plate for a motor of this type30US 4,489,682 AS.E.C.A. Societe Anonyme Societe d'Entreprises Commerciales et Aeronautiques · 1984