F16D 3/44
The intermediate member being connected to the coupling parts by ridges, pins
Official title: the intermediate member being connected to the coupling parts by ridges, pins, balls, or the like guided in grooves or between cogs
F16D3/44 (The intermediate member being connected to the coupling parts by ridges, pins) appears on 53 US grants and 37 published applications in this corpus.
Search patents in F16D- Granted patents
- 53
- Published applications
- 37
- Assignees
- 47
- Inventors
- 91
- Latest grant
- 31 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 5 |
| 2017 | 0 | 5 |
| 2018 | 3 | 3 |
| 2019 | 6 | 6 |
| 2020 | 3 | 0 |
| 2021 | 1 | 3 |
| 2022 | 2 | 2 |
| 2023 | 2 | 2 |
| 2024 | 4 | 1 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Dynamic reversible multi-cross section universal modular driveline coupler31 Dec 2024US 12,178,166 B2Valmont Industries, Inc.
- Torque transmission shaft14 May 2024US 11,982,319 B2Nsk Ltd.
- Steering mechanism of all-terrain vehicle and all-terrain vehicle26 Mar 2024US 11,939,007 B2Segway Technology Co., Ltd.
- Reversible saddle for driveline coupler12 Mar 2024US D1,017,390 S1Valmont Industries, Inc. · Design
- Ball-hinged transmission shaft with straight shaft19 Sep 2023US 11,761,491 B2Qingdao Acme Innovation Technology Co., Ltd.
- Rigid-floating flexible torque coupler30 Oct 2025US 2025/0334151 A1Raytheon Company
- Coupling5 Jun 2025US 2025/0180076 A1Punk Couplings Limited
- Pin coupling for connecting a rotary drive to a progressive-cavity pump11 Apr 2024US 2024/0117844 A1
- Dynamic Reversible Multi-Cross Section Universal Modular Driveline Coupler5 Oct 2023US 2023/0309470 A1Valmont Industries, Inc.
- Ball-hinged transmission shaft with straight shaft6 Jul 2023US 2023/0213069 A1Qingdao Acme Innovation Technology Co., Ltd.
Most cited
By later US patents
- Image forming apparatus having drive transmitting member111US 6,574,446 B2Canon Kabushiki Kaisha · 2003
- Swivel/tilting bit crown for earth-boring drills32US 5,671,816 ABaker Hughes Incorporated · 1997
- Universal joint24US 5,409,332 A1995
- Flexible coupling for downhole motor23US 4,982,801 ATeleco Oilfield Services Inc. · 1991
- Tiltable marine steering helm18US 5,136,894 AIMO Industries, Inc. · 1992