F15B 7/00
Systems in which the movement produced is definitely related to the output
Official title: Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
F15B7/00 (Systems in which the movement produced is definitely related to the output) appears on 690 US grants and 647 published applications in this corpus.
Search patents in F15B- Granted patents
- 690
- Published applications
- 647
- Assignees
- 403
- Inventors
- 1,380
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 8 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 19 | 2 |
| 2002 | 5 | 7 |
| 2003 | 19 | 18 |
| 2004 | 10 | 16 |
| 2005 | 14 | 13 |
| 2006 | 11 | 15 |
| 2007 | 15 | 19 |
| 2008 | 9 | 12 |
| 2009 | 12 | 19 |
| 2010 | 8 | 16 |
| 2011 | 9 | 10 |
| 2012 | 14 | 22 |
| 2013 | 10 | 42 |
| 2014 | 21 | 29 |
| 2015 | 25 | 21 |
| 2016 | 27 | 32 |
| 2017 | 25 | 40 |
| 2018 | 27 | 37 |
| 2019 | 43 | 53 |
| 2020 | 50 | 47 |
| 2021 | 48 | 42 |
| 2022 | 40 | 35 |
| 2023 | 29 | 22 |
| 2024 | 26 | 33 |
| 2025 | 22 | 26 |
| 2026 | 20 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F15B 7/005Systems in which the movement produced is definitely related to the output316
- F15B 7/06Details253
- F15B 7/008Systems in which the movement produced is definitely related to the output86
- F15B 7/003Systems in which the movement produced is definitely related to the output75
- F15B 7/001Systems in which the movement produced is definitely related to the output64
- F15B 7/02Systems with continuously-operating input and output apparatus31
- F15B 7/04In which the ratio between pump stroke and motor stroke varies with14
Recent patents
- Control method based on a four-chamber hydraulic cylinder6 Oct 2026US 12,753,780 B2Taiyuan University of Technology
- Method and system for transferring hydraulic power between a pump and an actuator15 Sep 2026US 12,736,071 B2Allu Innovation and Research Center Oy
- Hydraulic assembly and commercial vehicle21 Jul 2026US 12,687,178 B2Deere & Company
- Brake system apparatuses, methods, and arrangements23 Jun 2026US 12,662,097 B2ZF Active Safety US Inc.
- Electro-hydraulic actuator with a pilot-actuated float mode16 Jun 2026US 12,655,918 B2Parker-Hannifin Corporation
- Mobile machine with improved electric powered actuator system6 Aug 2026US 2026/0226710 A1Moog Inc.
- Method and system for transferring hydraulic power between a pump and an actuator6 Aug 2026US 2026/0226926 A1Allu Innovation and Research Center Oy
- Integrated Electrohydraulic Actuator30 Jul 2026US 2026/0218734 A1Parker-Hannifin Corporation
- Linear motion device, conversion mechanism, construction machine and railway brake16 Jul 2026US 2026/0201908 A1Nabtesco Corporation
- Construction machine9 Jul 2026US 2026/0193869 A1Hitachi Construction Machinery Co., Ltd.
Most cited
By later US patents
- Endoscope shaft comprising a movable end portion169US 6,899,674 B2STM Medizintechnik Starnberg GmbH · 2005
- Fully implantable bone expansion device142US 6,106,525 A2000
- Hydraulic muscle pump105US 4,962,751 AWelch Allyn, Inc. · 1990
- Electro-hydraulic power steering system98US 6,298,941 B12001
- Hydraulic system, manifold and volumetric compensator73US 6,519,939 B1M-Mac Actuators, Inc. · 2003