F16F 3/06
Of which some are placed around others in such a way that
Official title: of which some are placed around others in such a way that they damp each other by mutual friction
F16F3/06 (Of which some are placed around others in such a way that) appears on 28 US grants and 24 published applications in this corpus.
Search patents in F16F- Granted patents
- 28
- Published applications
- 24
- Assignees
- 25
- Inventors
- 53
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 3 | 1 |
| 2019 | 0 | 5 |
| 2020 | 3 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Bending structure and joint function part4 Nov 2025US 12,459,139 B2NHK Spring Co., Ltd.
- Bending structure and joint function part1 Apr 2025US 12,262,905 B2NHK Spring Co., Ltd.
- Damper assembly for torque converters28 Feb 2023US 11,592,078 B2Valeo Kapec Co., Ltd.
- Spring assemblies, applications of spring assemblies, and related methods7 Jun 2022US 11,353,079 B2Bal Seal Engineering, Inc.
- Nested canted coil springs, applications thereof, and related methods17 Nov 2020US 10,837,511 B2Bal Seal Engineering, Inc.
- Bending structure and joint function part19 Jun 2025US 2025/0195098 A1NHK Spring Co., Ltd.
- Bending structure and joint function part26 Oct 2023US 2023/0339124 A1NHK Spring Co., Ltd.
- Bending structure and joint function part5 Jan 2023US 2023/0001590 A1NHK Spring Co., Ltd.
- Damper assembly for torque converters29 Dec 2022US 2022/0412434 A1Valeo Kapec Co., Ltd.
- Instrument for surgical assistance robot7 Oct 2021US 2021/0307773 A1NHK Spring Co., Ltd.
Most cited
By later US patents
- Nested spring assembly78US 5,482,261 AAutomatic Spring Coiling Co. · 1996
- Dampers for mechanical railway springs19US 4,732,372 AThe Budd Company · 1988
- Self-centering mechanical strut13US 7,066,455 B2Barnes Group Inc. · 2006
- Torsional vibration damper11US 6,217,451 B1Luk Lamellen und Kupplungsbau GmbH · 2001
- Technique for damping oscillations in a drill string9US 4,254,837 AMustang Tripsaver Inc. · 1981