F16D 49/02
Shaped as a helical band or coil with more than one turn
Official title: shaped as a helical band or coil with more than one turn, with or without intensification of the braking force by the tension of the band or contracting member (similar clutches F16D13/08)
F16D49/02 (Shaped as a helical band or coil with more than one turn) appears on 95 US grants and 62 published applications in this corpus.
Search patents in F16D- Granted patents
- 95
- Published applications
- 62
- Assignees
- 71
- Inventors
- 158
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 3 |
| 2005 | 2 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 2 |
| 2014 | 1 | 2 |
| 2015 | 4 | 3 |
| 2016 | 10 | 11 |
| 2017 | 4 | 0 |
| 2018 | 3 | 3 |
| 2019 | 2 | 5 |
| 2020 | 3 | 10 |
| 2021 | 4 | 2 |
| 2022 | 6 | 2 |
| 2023 | 5 | 3 |
| 2024 | 3 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self-locking mechanism, motor, and linear actuator18 Aug 2026US 12,710,078 B2Zhejiang Jiecang Linear Motion Technology Co., Ltd.
- Strain wave gearing and drive arrangements26 Aug 2025US 12,397,903 B2BAE SYSTEMS plc
- Tire engaging parking brake3 Sep 2024US 12,077,135 B2Lippert Components, Inc.
- Omni-wheel brake devices and methods for braking an omni-wheel30 Jan 2024US 11,884,101 B2Toyota Motor North America, Inc.
- Transmission structure of coreless tubular motor16 Jan 2024US 11,873,882 B2Hangzhou Wistar Mechanical & Electric Technology Co., Ltd
- Automatic conveyor device and braking device therefor26 Jun 2025US 2025/0206573 A1Otis Elevator Company
- Strain wave gearing and drive arrangements16 Jan 2025US 2025/0019066 A1BAE SYSTEMS plc
- Self-locking mechanism, motor, and linear actuator20 Jun 2024US 2024/0200626 A1Zhejiang Jiecang Linear Motion Technology Co., Ltd.
- Rotation speed reduction mechanism7 Mar 2024US 2024/0077119 A1Fanuc Corporation
- Work Vehicle9 Mar 2023US 2023/0076775 A1Kubota Corporation
Most cited
By later US patents
- Bi-directional clutch114US 4,372,432 AGeneral Clutch Corporation · 1983
- Roller mechanism for roller blinds43US 5,167,269 ATachikawa Corporation · 1992
- Shade operator42US 4,779,662 AHeli-X Shade Corporation · 1988
- Lateral pull roll-up blind38US 4,751,953 AZundwarenfabrik Starcke GmbH & Co · 1988
- Electric drum brake38US 5,000,297 AGeneral Motors Corporation · 1991