F16D 3/2233
Where the track is made up of two curves with a point
Official title: where the track is made up of two curves with a point of inflexion in between, i.e. S-track joints
F16D3/2233 (Where the track is made up of two curves with a point) appears on 44 US grants and 41 published applications in this corpus.
Search patents in F16D- Granted patents
- 44
- Published applications
- 41
- Assignees
- 20
- Inventors
- 70
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 3 | 4 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 5 |
| 2015 | 5 | 2 |
| 2016 | 2 | 1 |
| 2017 | 3 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Constant velocity joint16 Dec 2025US 12,498,000 B2Aktiebolaget Skf
- Constant velocity joint10 Dec 2024US 12,163,559 B2Neapco Intellectual Property Holdings, LLC
- High angle constant velocity joint11 Jul 2023US 11,698,109 B2Steering Solutions IP Holding Corporation
- Constant-velocity universal joint31 Jan 2023US 11,566,671 B2Jtekt Corporation
- Constant-velocity joint27 Dec 2022US 11,536,319 B2Neapco Intellectual Property Holdings, LLC
- Countertrack joint27 Aug 2026US 2026/0251184 A1
- Method for producing a counter track joint9 Jul 2026US 2026/0194111 A1
- Ball type constant velocity joint2 Jul 2026US 2026/0185565 A1Hyundai Wia Corporation
- Inner joint member for a counter track joint4 Jun 2026US 2026/0153130 A1
- Constant velocity joint12 Oct 2023US 2023/0323921 A1Aktiebolaget Skf
Most cited
By later US patents
- Ball fixed type constant velocity joint having low rotational backlash81US 5,855,519 ANtn Corporation · 1999
- Constant velocity ratio universal joints29US 4,950,206 AUni-Cardan Aktiengesellschaft · 1990
- Rotary constant velocity universal joint24US 4,610,643 AUni-Cardan Aktiengesellschaft · 1986
- Power transmission shaft and constant velocity joint20US 6,390,924 B1Ntn Corporation · 2002
- Constant velocity fixed ball joint as a counter track joint15US 6,709,338 B2GKN Automotive AG · 2004