B66B 11/04
Driving gear
Official title: Driving gear {; Details thereof, e.g. seals (braking devices acting on the driving gear B66B5/02; of mining-hoist winding devices B66B15/08)}
B66B11/04 (Driving gear) appears on 591 US grants and 585 published applications in this corpus.
Search patents in B66B- Granted patents
- 591
- Published applications
- 585
- Assignees
- 146
- Inventors
- 993
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 14 | 0 |
| 1992 | 10 | 0 |
| 1993 | 14 | 0 |
| 1994 | 12 | 0 |
| 1995 | 7 | 0 |
| 1996 | 13 | 0 |
| 1997 | 8 | 0 |
| 1998 | 14 | 0 |
| 1999 | 11 | 0 |
| 2000 | 5 | 0 |
| 2001 | 12 | 4 |
| 2002 | 16 | 8 |
| 2003 | 8 | 5 |
| 2004 | 7 | 13 |
| 2005 | 4 | 11 |
| 2006 | 3 | 18 |
| 2007 | 8 | 12 |
| 2008 | 9 | 9 |
| 2009 | 9 | 10 |
| 2010 | 9 | 14 |
| 2011 | 5 | 6 |
| 2012 | 6 | 10 |
| 2013 | 7 | 9 |
| 2014 | 7 | 23 |
| 2015 | 10 | 19 |
| 2016 | 22 | 42 |
| 2017 | 21 | 61 |
| 2018 | 35 | 75 |
| 2019 | 56 | 36 |
| 2020 | 39 | 51 |
| 2021 | 36 | 31 |
| 2022 | 34 | 42 |
| 2023 | 33 | 12 |
| 2024 | 13 | 22 |
| 2025 | 18 | 12 |
| 2026 | 18 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B66B 11/043Actuated by rotating motor267
- B66B 11/0407Actuated by an electrical linear motor170
- B66B 11/08With hoisting rope or cable operated by frictional engagement with a winding119
- B66B 11/0423Actuated pneumatically or hydraulically18
- B66B 11/06With hoisting rope or cable positively attached to a winding drum18
- B66B 11/0415Actuated manually9
- B66B 11/0492Actuated by other systems9
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