F16F 1/41
The spring consisting of generally conically arranged elements
Official title: the spring consisting of generally conically arranged elements {(if sleeve-like, i.e. a surface of revolution F16F1/3935)}
F16F1/41 (The spring consisting of generally conically arranged elements) appears on 25 US grants and 21 published applications in this corpus.
Search patents in F16F- Granted patents
- 25
- Published applications
- 21
- Assignees
- 20
- Inventors
- 48
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 4 |
| 2014 | 2 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Elastic rotary bearing for two-blade rotors of wind turbines9 Jun 2026US 12,650,108 B2FM Energie GmbH & Co. KG
- Rotor assembly bearing with centrifugal clutch mechanism31 Aug 2021US 11,105,381 B2Aktiebolaget Skf
- Elastomeric bearing having tapered layers10 May 2016US 9,334,048 B2Bell Helicopter Textron Inc.
- Shear spring useful for vehicle suspension14 Apr 2015US 9,004,512 B2Hendrickson USA, L L C
- Asymmetrical mounting31 Mar 2015US 8,991,800 B2
- Elastic rotary bearing for two-blade rotors of wind turbines3 Jul 2025US 2025/0215851 A1FM Energie GmbH & Co. KG
- Vibration control component8 May 2025US 2025/0146889 A1Trelleborg Antivibration Solutions Germany GmbH
- Rotor assembly bearing with centrifugal clutch mechanism5 Aug 2021US 2021/0239165 A1Aktiebolaget Skf
- Elastic bushing device of traction device and railcar bogie10 Dec 2020US 2020/0385032 A1Kawasaki Jukogyo Kabushiki Kaisha
- Rubber-metal spring unit11 Oct 2018US 2018/0290668 A1ContiTech Luftfedersysteme GmbH
Most cited
By later US patents
- Variable spring rate compression element and riser tensioner system using the same30US 5,482,406 AContinental Emsco Company · 1996
- Preloaded tunable elastomeric flapping hinge bearing and method of preloading29US 4,859,148 AUnited Technologies Corporation · 1989
- Variable spring rate compression element and riser tensioner system using the same27US 5,641,248 AContinental Emsco Company · 1997
- Engine mounts, such as for a skid steer loader, having internally snubbed shocks and vibration isolators, and a method of making the engine mounts24US 6,742,619 B2Trelleborg AB · 2004
- Resilient torsion bearing21US 4,826,145 ADunlop Limited a British Company · 1989