F16D 3/223
The rolling members being guided in grooves in both coupling parts
Official title: the rolling members being guided in grooves in both coupling parts
F16D3/223 (The rolling members being guided in grooves in both coupling parts) appears on 1,146 US grants and 990 published applications in this corpus.
Search patents in F16D- Granted patents
- 1,146
- Published applications
- 990
- Assignees
- 251
- Inventors
- 1,334
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 13 | 0 |
| 1978 | 14 | 0 |
| 1979 | 4 | 0 |
| 1980 | 14 | 0 |
| 1981 | 7 | 0 |
| 1982 | 9 | 0 |
| 1983 | 12 | 0 |
| 1984 | 17 | 0 |
| 1985 | 12 | 0 |
| 1986 | 12 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 13 | 0 |
| 1990 | 11 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 13 | 0 |
| 1997 | 19 | 0 |
| 1998 | 24 | 0 |
| 1999 | 19 | 0 |
| 2000 | 15 | 0 |
| 2001 | 35 | 12 |
| 2002 | 23 | 31 |
| 2003 | 24 | 43 |
| 2004 | 35 | 38 |
| 2005 | 20 | 42 |
| 2006 | 37 | 32 |
| 2007 | 21 | 42 |
| 2008 | 23 | 37 |
| 2009 | 27 | 60 |
| 2010 | 39 | 76 |
| 2011 | 48 | 42 |
| 2012 | 63 | 39 |
| 2013 | 55 | 40 |
| 2014 | 39 | 41 |
| 2015 | 32 | 25 |
| 2016 | 26 | 48 |
| 2017 | 32 | 49 |
| 2018 | 33 | 53 |
| 2019 | 45 | 47 |
| 2020 | 30 | 36 |
| 2021 | 38 | 38 |
| 2022 | 43 | 21 |
| 2023 | 27 | 23 |
| 2024 | 21 | 27 |
| 2025 | 21 | 27 |
| 2026 | 22 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16D 2003/22326Attachments to the outer joint member, i.e. attachments to the exterior ofIndexing code329
- F16D 3/224The groove centre-lines in each coupling part lying on a sphere301
- F16D 3/226The groove centre-lines in each coupling part lying on a cylinder co-axial262
- F16D 2003/22303Details of ball cagesIndexing code242
- F16D 3/2237Where the grooves are composed of radii and adjoining straight lines, i.e.198
- F16D 2003/22309Details of groovesIndexing code171
- F16D 2003/22313Details of the inner part of the core or means for attachmentIndexing code130
- F16D 2003/22316Means for fastening or attaching the bellows or gaitersIndexing code115
All 13 subgroupsShow fewer
- F16D 2003/22306Having counter tracks, i.e. ball track surfaces which diverge in opposite directionsIndexing code97
- F16D 2003/2232Elements arranged in the hollow space between the end of the innerIndexing code86
- F16D 2003/22323Attachments to the shaft of the inner joint member whereby the attachmentsIndexing code71
- F16D 3/2233Where the track is made up of two curves with a point44
- F16D 3/229Prismatic coupling parts having each groove centre-line lying on planes parallel to15
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Most cited
By later US patents
- Constant velocity stroking joint having recirculating spline balls96US 6,582,313 B2Delphi Technologies, Inc. · 2003
- Wheel Bearing/constant velocity joint unit95US 4,893,960 ALohr & Bromkamp GmbH · 1990
- Resin CVJ boot with distinct large and small crest portions94US 5,722,669 AKeeper Corporation · 1998
- Ball fixed type constant velocity joint having low rotational backlash81US 5,855,519 ANtn Corporation · 1999
- Constant velocity universal joint having high stress resistance78US 5,290,203 AGKN Automotive AG · 1994