F16H 33/06
Based essentially on spring action
Official title: based essentially on spring action
F16H33/06 (Based essentially on spring action) appears on 14 US grants and 10 published applications in this corpus.
Search patents in F16H- Granted patents
- 14
- Published applications
- 10
- Assignees
- 8
- Inventors
- 22
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 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 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 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 | 1 | 4 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 2 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Multi-directional radial clutch to store potential energy4 Nov 2025US 12,460,705 B1
- Crank device14 Jan 2025US 12,196,294 B2Robert Bosch GmbH
- Charging mechanism for charging a stored-energy spring of a stored-energy spring mechanism28 Dec 2021US 11,211,206 B2Siemens Energy Global GmbH & Co. KG
- Parallel hybrid power transmission mechanism25 May 2021US 11,015,657 B2Kubota Corporation
- Apparatus utilizing planetary gearset coupled to a constant torsion spring1 Sep 2020US 10,760,657 B2Riekor Corporation
- Crank Device29 Feb 2024US 2024/0068551 A1Robert Bosch GmbH
- Charging mechanism for charging a stored-energy spring of a stored-energy spring mechanism15 Oct 2020US 2020/0328035 A1Siemens Aktiengesellschaft
- Parallel hybrid power transmission mechanism15 Nov 2018US 2018/0328413 A1Kubota Corporation
- Apparatus utilizing planetary gearset coupled to a constant torsion spring25 Jan 2018US 2018/0023675 A1Riekor Corporation
- Device comprising a transmission assembly having an override clutch with a freewheeling member30 Nov 2017US 2017/0343089 A1Siemens Aktiengesellschaft
Most cited
By later US patents
- Torsionally resilient coupling for transmitting rotary motion10US 4,179,006 A1979
- Energy equalizing and storing device7US 4,263,820 A1981
- Automatic transmission with stepless, continuously variable speed and torque ratio4US 7,011,322 B22006
- Apparatus utilizing planetary gearset coupled to a constant torsion spring1US 10,760,657 B2Riekor Corporation · 2020
- Parallel hybrid power transmission mechanism1US 11,015,657 B2Kubota Corporation · 2021