F04B 1/07
By varying the relative eccentricity between two members
Official title: by varying the relative eccentricity between two members, e.g. a cam and a drive shaft
F04B1/07 (By varying the relative eccentricity between two members) appears on 120 US grants and 58 published applications in this corpus.
Search patents in F04B- Granted patents
- 120
- Published applications
- 58
- Assignees
- 73
- Inventors
- 188
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 6 |
| 2011 | 0 | 3 |
| 2012 | 4 | 3 |
| 2013 | 2 | 4 |
| 2014 | 2 | 1 |
| 2015 | 5 | 2 |
| 2016 | 1 | 4 |
| 2017 | 1 | 0 |
| 2018 | 0 | 6 |
| 2019 | 5 | 3 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 4 | 3 |
| 2023 | 3 | 2 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Displacement power controllers and applications3 Sep 2024US 12,078,193 B2Perisseuma Technologies LLC
- Injection pump16 Jul 2024US 12,038,000 B2Texas Injection Corp
- Apparatus for filling cartridges of e-vapor devices5 Dec 2023US 11,834,213 B2Altria Client Services LLC
- Hydraulic system26 Sep 2023US 11,767,830 B2HAWE Altenstadt Holding GmbH
- Apparatus for filling cartridges of e-vapor devices9 Apr 2026US 2026/0097867 A1Altria Client Services LLC
- Displacement Power Controllers and Applications5 Mar 2026US 2026/0063150 A1Perisseuma Technologies LLC
- Apparatus for filling cartridges of e-vapor devices28 Mar 2024US 2024/0101289 A1Altria Client Services LLC
- Displacement Power Controllers and Applications23 Nov 2023US 2023/0375011 A1Perisseuma Technologies LLC
- A pump adapted to exert a compression action on a fluid and motor actuated by a corresponding propulsion fluid12 Jan 2023US 2023/0012012 A1Ferroni Transmission S.R.L.
Most cited
By later US patents
- Pump drivetrain damper system and control systems and methods for same206US 10,316,832 B2S,P.M. Flow Control, Inc. · 2019
- Radial piston fluid machine and/or adjustable rotor116US 5,634,777 A1997
- Pump for soil fumigant89US 4,141,676 AJohn Blue Company Division of Subscription Television, Inc. · 1979
- Convertible pump servo-valve control46US 4,348,159 ARexnord Inc. · 1982
- Variable displacement hydrostatic device and neutral return mechanism therefor43US 5,279,206 AEaton Corporation · 1994