F16H 61/4174
Control of venting
Official title: Control of venting, e.g. removing trapped air
F16H61/4174 (Control of venting) appears on 18 US grants and 15 published applications in this corpus.
Search patents in F16H- Granted patents
- 18
- Published applications
- 15
- Assignees
- 12
- Inventors
- 35
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 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 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 2 |
| 2020 | 2 | 3 |
| 2021 | 3 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Automatic transmission turbine shaft with an air bleed for a rotating clutch20 Jul 2021US 11,067,169 B2GM Global Technology Operations LLC
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- Hydraulic pressure power battery19 Dec 2024US 2024/0418259 A1
- Hydraulic pressure power battery10 Aug 2023US 2023/0250874 A1
- Automatic transmission turbine shaft with an air bleed for a rotating clutch10 Dec 2020US 2020/0386308 A1GM Global Technology Operations LLC
- Hydraulic drive unit9 Jul 2020US 2020/0217334 A1Kawasaki Jukogyo Kabushiki Kaisha
- Loading vehicle structure5 Mar 2020US 2020/0072255 A1CLAAS Material Handling GmbH
Most cited
By later US patents
- Axle driving apparatus with variable volume reservoir chamber58US 5,259,194 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1993
- Combined hydrostatic and gear transmissions employing independent sumps31US 6,595,887 B2Hydro-Thoma Limited · 2003
- Combined hydrostatic and gear transmissions employing independent sumps27US 6,354,975 B1Hydro-Thoma Limited · 2002
- Electronically controlled dampener for hydrostatic transmission15US 6,739,128 B2Tecumseh Products Company · 2004
- Hydraulic devices for smooth operations of hydrostatic transmission12US 6,837,047 B2Parker-Hannifin Corporation · 2005