E06B 2009/905
Using wrap spring clutches
Official title: {using wrap spring clutches}
E06B2009/905 (Using wrap spring clutches) appears on 78 US grants and 81 published applications in this corpus.
Search patents in E06B- Granted patents
- 78
- Published applications
- 81
- Assignees
- 47
- Inventors
- 120
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 7 |
| 2011 | 1 | 3 |
| 2012 | 4 | 3 |
| 2013 | 3 | 2 |
| 2014 | 4 | 7 |
| 2015 | 3 | 8 |
| 2016 | 3 | 3 |
| 2017 | 3 | 3 |
| 2018 | 0 | 2 |
| 2019 | 5 | 8 |
| 2020 | 2 | 8 |
| 2021 | 5 | 2 |
| 2022 | 3 | 5 |
| 2023 | 2 | 8 |
| 2024 | 2 | 4 |
| 2025 | 10 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Window treatment having a spring wrap brake16 Jun 2026US 12,655,685 B2Lutron Technology Company LLC
- Window shade and actuating system thereof16 Dec 2025US 12,497,827 B2Teh Yor Co., Ltd.
- Window shade and actuating system thereof18 Nov 2025US 12,473,780 B2Teh Yor Co., Ltd.
- Window shade and actuating system thereof11 Nov 2025US 12,467,313 B2Teh Yor Co., Ltd.
- Window covering4 Nov 2025US 12,460,477 B2Whole Space Industries LTD
- Brake assembly with an over running gear for an architectural structure covering26 Feb 2026US 2026/0055659 A1
- Roller tube assembly having adjustable torque30 Jan 2025US 2025/0034939 A1Draper, Inc.
- Gravity-free spring roller blind controller5 Dec 2024US 2024/0401406 A1Ningbo Jieshu Window Coverings Manufacturing Co. Ltd
- Window shade and actuating system thereof15 Feb 2024US 2024/0052694 A1Teh Yor Co., Ltd.
- Window shade and actuating system thereof15 Feb 2024US 2024/0052695 A1Teh Yor Co., Ltd.
Most cited
By later US patents
- Bi-directional clutch114US 4,372,432 AGeneral Clutch Corporation · 1983
- Control system for coverings for architectural openings88US 6,129,131 AHunter Douglas Inc. · 2000
- Roller shade clutch with internal gearing82US 6,685,592 B2Rollease, Inc. · 2004
- Winding mechanism80US 6,158,563 AHunter Douglas International N.V. · 2000
- Spring clutch assembly with reduced radial bearing forces72US 5,375,643 AGeneral Clutch Corporation · 1994