B66D 2700/03
Mechanisms with latches or braking devices in general for capstans, hoists or
Official title: Mechanisms with latches or braking devices in general for capstans, hoists or similar devices as well as braking devices actuated electrically or by fluid under pressure
B66D2700/03 (Mechanisms with latches or braking devices in general for capstans, hoists or) appears on 27 US grants and 28 published applications in this corpus.
Search patents in B66D- Granted patents
- 27
- Published applications
- 28
- Assignees
- 22
- Inventors
- 56
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 4 |
| 2018 | 1 | 3 |
| 2019 | 6 | 5 |
| 2020 | 4 | 1 |
| 2021 | 0 | 3 |
| 2022 | 3 | 5 |
| 2023 | 2 | 1 |
| 2024 | 4 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Digital interface for a manual counterweight hoist21 Apr 2026US 12,606,424 B2Electronic Theatre Controls, Inc.
- Winch brake device30 Dec 2025US 12,509,333 B2Sumitomo Heavy Industries Construction Cranes Co., Ltd.
- Overhead lifts having a release assembly for disengaging an electromagnetic brake and methods for disengaging an electromagnetic brake of an overhead lift20 Aug 2024US 12,064,384 B2Liko Research & Development AB
- Forestry winch30 Jul 2024US 12,049,391 B2Bernward Welschof
- Mechanical brake25 Jun 2024US 12,017,894 B2PACCAR Inc
- Digital interface for a manual counterweight hoist23 Jul 2026US 2026/0209012 A1Electronic Theatre Controls, Inc.
- Digital interface for a manual counterweight hoist27 Jul 2023US 2023/0234814 A1Electronic Theatre Controls, Inc.
- Mechanical brake15 Sep 2022US 2022/0289532 A1PACCAR Inc
- Forestry Winch18 Aug 2022US 2022/0259018 A1Bernward Welschof
- Winch brake device14 Jul 2022US 2022/0219955 A1Sumitomo Heavy Industries Construction Cranes Co., Ltd.
Most cited
By later US patents
- Device for supplying and modifying a cylinder cubic capacity of a hydraulic motor15US 10,865,765 B2Manitou Italia S.R.L. · 2020
- Lift assembly systems and methods15US 9,309,094 B2Electronic Theatre Controls, Inc. · 2016
- Lift assembly systems and methods13US 8,317,159 B2Electronic Theatre Controls, Inc. · 2012
- Winch spool with disc brake system12US 3,964,692 AMattco, Inc. · 1976
- Lift assembly systems and methods11US 8,613,428 B2Electronic Theatre Controls, Inc. · 2013