F16F 9/06
Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent
Official title: using both gas and liquid {(F16F9/486 take precedence; self-pumping fluid springs B60G17/044)}
F16F9/06 (Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent) appears on 1,298 US grants and 1,193 published applications in this corpus.
Search patents in F16F- Granted patents
- 1,298
- Published applications
- 1,193
- Assignees
- 449
- Inventors
- 1,761
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 6 | 0 |
| 1978 | 13 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 8 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 32 | 0 |
| 1988 | 14 | 0 |
| 1989 | 19 | 0 |
| 1990 | 19 | 0 |
| 1991 | 17 | 0 |
| 1992 | 25 | 0 |
| 1993 | 8 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 13 | 0 |
| 1999 | 23 | 0 |
| 2000 | 23 | 0 |
| 2001 | 33 | 11 |
| 2002 | 28 | 26 |
| 2003 | 25 | 32 |
| 2004 | 17 | 21 |
| 2005 | 16 | 31 |
| 2006 | 23 | 41 |
| 2007 | 15 | 33 |
| 2008 | 9 | 41 |
| 2009 | 20 | 35 |
| 2010 | 23 | 38 |
| 2011 | 12 | 29 |
| 2012 | 24 | 36 |
| 2013 | 33 | 29 |
| 2014 | 37 | 50 |
| 2015 | 45 | 49 |
| 2016 | 35 | 64 |
| 2017 | 64 | 72 |
| 2018 | 57 | 80 |
| 2019 | 64 | 84 |
| 2020 | 68 | 69 |
| 2021 | 53 | 85 |
| 2022 | 71 | 61 |
| 2023 | 62 | 60 |
| 2024 | 50 | 53 |
| 2025 | 46 | 37 |
| 2026 | 31 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16F 9/064Units characterised by the location or shape of the expansion chamber370
- F16F 9/08Where gas is in a chamber with a flexible wall355
- F16F 9/062Bi-tubular units236
- F16F 9/066Units characterised by the partition, baffle or like element157
- F16F 9/061Mono-tubular units151
- F16F 9/063Comprising a hollow piston rod146
- F16F 9/068Where the throttling of a gas flow provides damping action18
Recent patents
- Metering needle for oleo-pneumatic-type shock absorber29 Sep 2026US 12,747,768 B2Safran Landing Systems
- Controlled damper with proportional valve and cross-flow bypass sleeve29 Sep 2026US 12,747,769 B2Beijingwest Industries Co., Ltd.
- Internal floating piston8 Sep 2026US 12,729,742 B2Fox Factory, Inc.
- Method for manufacturing a diaphragm holder for an oleo-pneumatic shock absorber25 Aug 2026US 12,715,575 B2Safran
- Hydraulic devices including coated surfaces25 Aug 2026US 12,716,119 B2Maxterial, Inc.
- Suspension system for an automotive vehicle24 Sep 2026US 2026/0285117 A1Domin Fluid Power Limited
- Damper assembly17 Sep 2026US 2026/0276050 A1Oshkosh Defense, LLC
- Shock absorber10 Sep 2026US 2026/0266350 A1Kyb Motorcycle Suspension Co., Ltd.
- Shock absorber and hydraulic oil for shock absorber20 Aug 2026US 2026/0242689 A1Astemo, Ltd.
- Air spring for vehicle13 Aug 2026US 2026/0235182 A1Iljin Co., Ltd.
Most cited
By later US patents
- Bicycle fork cartridge assembly255US 6,592,136 B2Fox Factory, Inc. · 2003
- Shock absorber with positive and negative gas spring chambers253US 6,135,434 AFox Factory, Inc. · 2000
- Suspension unit215US 5,080,392 ACB Auto Design Inc. · 1992
- Position-sensitive shock absorber199US 6,296,092 B1Fox Factory, Inc. · 2001
- Inertia valve shock absorber199US 7,128,192 B2Fox Factory, Inc. · 2006