F04B 7/0057
Mechanical driving means therefor
Official title: {Mechanical driving means therefor, e.g. cams}
F04B7/0057 (Mechanical driving means therefor) appears on 56 US grants and 76 published applications in this corpus.
Search patents in F04B- Granted patents
- 56
- Published applications
- 76
- Assignees
- 42
- Inventors
- 124
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 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 | 0 | 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 | 4 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 6 |
| 2015 | 5 | 9 |
| 2016 | 2 | 10 |
| 2017 | 3 | 2 |
| 2018 | 5 | 3 |
| 2019 | 8 | 6 |
| 2020 | 4 | 8 |
| 2021 | 3 | 4 |
| 2022 | 5 | 5 |
| 2023 | 2 | 5 |
| 2024 | 5 | 8 |
| 2025 | 4 | 0 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotating reciprocating piston pump with a barrel cam6 Oct 2026US 12,753,745 B2HTI Technology and Industries, Inc.
- Reciprocating pump12 May 2026US 12,624,683 B2Becton, Dickinson and Company
- Multiple diaphragm pump28 Apr 2026US 12,612,905 B2Blue-White Industries, Ltd.
- Fluid system with a proppant mixing pump24 Mar 2026US 12,584,468 B2SPM Oil & Gas Inc.
- Drive assembly comprising a drive with a movable stator, a pump and a control valve, and system comprising such a drive assembly24 Feb 2026US 12,560,162 B2Holmatro B.V.
- Reciprocating pump17 Sep 2026US 2026/0275970 A1Becton, Dickinson and Company
- Microfluidic device with positive displacement pump27 Aug 2026US 2026/0249290 A1Quantumdx Group Limited
- Multiple diaphragm pump5 Dec 2024US 2024/0401581 A1Blue-White Industries, Ltd.
- Dosage pump with low energy consumption7 Nov 2024US 2024/0369049 A1Ecolab USA Inc.
- Drive assembly comprising a drive, a pump and a control valve, and system comprising such a drive assembly19 Sep 2024US 2024/0309865 A1Holmatro B.V.
Most cited
By later US patents
- Multiple diaphragm pump29US 11,221,004 B2Blue-White Industries, Ltd. · 2022
- Submersible well pump11US 4,417,860 ACamAct Pump Corp. · 1983
- Multiple diaphragm pump10US 11,891,989 B2Blue-White Industries, Ltd. · 2024
- Displacement pump10US 4,145,166 ACamAct Pump Corp. · 1979
- Support for reciprocating pump10US 9,879,659 B2S,P.M. Flow Control, Inc. · 2018