F16F 7/02
Vibration-dampers: with relatively-rotatable friction surfaces that are pressed together
Official title: with relatively-rotatable friction surfaces that are pressed together (F16F7/01 takes precedence; one of the members being a spring F16F13/02 {; friction devices between relatively-movable parts of a hinge E05D11/08; braking devices for wings E05F5/00})
F16F7/02 (Vibration-dampers: with relatively-rotatable friction surfaces that are pressed together) appears on 178 US grants and 140 published applications in this corpus.
Search patents in F16F- Granted patents
- 178
- Published applications
- 140
- Assignees
- 143
- Inventors
- 380
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 4 |
| 2003 | 4 | 2 |
| 2004 | 1 | 3 |
| 2005 | 5 | 3 |
| 2006 | 1 | 7 |
| 2007 | 2 | 4 |
| 2008 | 3 | 1 |
| 2009 | 3 | 6 |
| 2010 | 2 | 4 |
| 2011 | 3 | 5 |
| 2012 | 4 | 6 |
| 2013 | 6 | 4 |
| 2014 | 4 | 6 |
| 2015 | 7 | 7 |
| 2016 | 6 | 9 |
| 2017 | 8 | 6 |
| 2018 | 4 | 17 |
| 2019 | 11 | 5 |
| 2020 | 11 | 10 |
| 2021 | 7 | 8 |
| 2022 | 5 | 6 |
| 2023 | 9 | 5 |
| 2024 | 5 | 5 |
| 2025 | 2 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Damper and damper system for damping relative lateral movement between a tensioned cable and a support structure17 Feb 2026US 12,553,198 B2Damptech A/S
- Seismic event displacement mitigation17 Feb 2026US 12,553,489 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Molded housing friction device having stable torque over temperature range8 Jul 2025US 12,352,332 B2Reell Precision Manufacturing Corporation
- Bearing8 Apr 2025US 12,270,437 B2Tien Hsin Industries Co., Ltd.
- Power strut with different rotational friction torque3 Sep 2024US 12,078,004 B2Magna Automotive Parts (Suzhou) Co., Ltd.
- Friction dampers and friction damping methods23 Jul 2026US 2026/0210420 A1The Boeing Company
- Seismic event displacement mitigation25 Jun 2026US 2026/0177127 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Displacement amplification self-centering friction damper28 May 2026US 2026/0146445 A1Tongji University
- Variable parameter friction damper30 Oct 2025US 2025/0334163 A1Beijing University of Civil Engineering and Architecture
- Seismic event displacement mitigation17 Jul 2025US 2025/0230851 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Flywheel252US 5,247,853 AProform Fitness Products, Inc. · 1993
- Surface effect dampers having both hysteresis and a frictional component85US 5,257,680 ALord Corporation · 1993
- Scrubber head anti-vibration mounting69US 6,530,102 B1Tennant Company · 2003
- One-way damper63US 4,697,673 ANifco Inc. · 1987
- Door closer54US 5,572,768 AEnidine, Inc. · 1996