F16D 3/80
In which a fluid is used
Official title: in which a fluid is used (fluid couplings allowing continuous slip F16D31/00 - F16D35/00)
F16D3/80 (In which a fluid is used) appears on 77 US grants and 39 published applications in this corpus.
Search patents in F16D- Granted patents
- 77
- Published applications
- 39
- Assignees
- 63
- Inventors
- 154
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 4 |
| 2014 | 1 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 4 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 3 |
| 2024 | 1 | 1 |
| 2025 | 3 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cardanically flexible coupling for transmitting high axial forces for drive trains in wind turbines11 Aug 2026US 12,704,152 B2FM Energie GmbH & Co. KG
- Connection system for components having rotatable shafts2 Jun 2026US 12,644,491 B2Honeywell International Inc.
- Carbon composite tube yoke3 Jun 2025US 12,319,136 B2
- Shear thickening fluid based rotary power shunt mechanism13 May 2025US 12,297,875 B2Moshun, LLC
- Shear thickening fluid based rotary power coupler mechanism25 Mar 2025US 12,259,014 B2Moshun, LLC
- Shear thickening fluid based rotary power shunt mechanism4 Sep 2025US 2025/0277515 A1Moshun, LLC
- Connection system for components having rotatable shafts15 May 2025US 2025/0154989 A1Honeywell International Inc.
- Cardanically flexible coupling for transmitting high axial forces for drive trains in wind turbines4 Apr 2024US 2024/0110601 A1FM Energie GmbH & Co. KG
- Shear thickening fluid based rotary power coupler mechanism21 Sep 2023US 2023/0296142 A1Moshun, LLC
- Shear thickening fluid based rotary power shunt mechanism21 Sep 2023US 2023/0296149 A1Moshun, LLC
Most cited
By later US patents
- Elastic coupling of disc construction59US 4,351,167 AVoith Getriebe KG · 1982
- Torsional vibration damper for a lock-up clutch57US 4,148,200 AGeneral Motors Corporation · 1979
- Assembly for damping torsional vibrations38US 4,813,524 ALuk Lamellen und Kupplungsbau GmbH · 1989
- Torsion damping assembly24US 4,790,792 AEaton Corporation · 1988
- Damper disk having hydraulic shock absorbers19US 4,565,273 AKabushiki Kaisha Daikin Seisakusho · 1986