F16D 13/44
In which the clutching pressure is produced by springs only
Official title: in which the clutching pressure is produced by springs only
F16D13/44 (In which the clutching pressure is produced by springs only) appears on 12 US grants and 12 published applications in this corpus.
Search patents in F16D- Granted patents
- 12
- Published applications
- 12
- Assignees
- 12
- Inventors
- 29
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Actuator for folding and adjustment13 Jan 2026US 12,522,137 B2Motherson Innovations Company Limited
- Friction clutch15 Aug 2023US 11,725,700 B2AP Racing Limited
- Bearing comprising an inner ring either in contact with a rotating shaft or forming a gap between the inner ring and rotating shaft depending on air pressure from an impeller31 May 2022US 11,346,351 B2LG Electronics Inc.
- Device for prevention of turbine rotation20 Jul 2021US 11,067,138 B2Oklas Technologies Limited Liability Company
- Rotor-integrated separating clutch with two-stage clutch transmission26 Jun 2018US 10,006,497 B2Schaeffler Technologies AG & Co. KG
- Actuator for folding and adjustment7 Sep 2023US 2023/0278495 A1Motherson Innovations Company Limited
- Friction clutch7 Jul 2022US 2022/0213934 A1AP Racing Limited
- Motor28 May 2020US 2020/0166045 A1LG Electronics Inc.
- Device for prevention of turbine rotation28 May 2020US 2020/0166088 A1Oklas Technologies Limited Liability Company [Ru/Ru]
- Spring clutch or brake21 Mar 2019US 2019/0084546 A1Jiaxing Lupai Brake Co., Ltd.
Most cited
By later US patents
- Dry clutch having solid lubricant friction stabilization inserts6US 8,474,588 B2Eaton Corporation · 2013
- Control for an electromagnetic brake for a multiple-ratio power transmission that has a brake actuation counter3US 8,265,843 B2Eaton Corporation · 2012
- Device for prevention of turbine rotation2US 11,067,138 B2Oklas Technologies Limited Liability Company · 2021
- Collapsing clutch retainer1US 6,848,553 B2ZF Sachs AG · 2005
- Control for an electromagnetic brake for a multiple-ratio power transmission that has a brake actuation counter1US 8,057,358 B2Eaton Corporation · 2011