F16H 21/38
With means for temporary energy accumulation
Official title: with means for temporary energy accumulation, e.g. to overcome dead-centre positions
F16H21/38 (With means for temporary energy accumulation) appears on 8 US grants and 5 published applications in this corpus.
Search patents in F16H- Granted patents
- 8
- Published applications
- 5
- Assignees
- 9
- Inventors
- 13
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 3 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Crank device14 Jan 2025US 12,196,294 B2Robert Bosch GmbH
- Driving mechanism for fastener driving machine6 Jun 2023US 11,667,019 B2Uniwisdom Technology (Suzhou) Co., Ltd
- Self-winding power generating systems and methods for downhole environments6 Sep 2022US 11,434,726 B2Saudi Arabian Oil Company
- Self-winding power generating systems and methods for downhole environments20 Oct 2020US 10,808,504 B2Saudi Arabian Oil Company
- Auxiliary drive of an internal combustion engine for an air compressor10 Apr 1990US 4,915,598 AMAN Nutzfahrzeuge AG
- Crank Device29 Feb 2024US 2024/0068551 A1Robert Bosch GmbH
- Driving mechanism for fastener driving machine16 Jun 2022US 2022/0184787 A1Dongguan Good-Tech Design Consulting Co., Ltd.
- Self-Winding Power Generating Systems and Methods for Downhole Environments24 Sep 2020US 2020/0300063 A1Saudi Arabian Oil Company
- Solenoid including a displaceable ferromagnetic member within an air gap6 Aug 2020US 2020/0251267 A1Denso Corporation
- Self-Winding Power Generating Systems and Methods for Downhole Environments30 Apr 2020US 2020/0131890 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Crank drive system for cold pilger mills drive or the like15US 4,052,898 AWean United, Inc. · 1977
- Auxiliary drive of an internal combustion engine for an air compressor11US 4,915,598 AMAN Nutzfahrzeuge AG · 1990
- Dynamic power booster6US 4,109,539 A1978
- Spring-operated mechanism5US 4,524,637 AMitsubishi Denki Kabushiki Kaisha · 1985
- Self-winding power generating systems and methods for downhole environments1US 10,808,504 B2Saudi Arabian Oil Company · 2020