B66B 11/0476
With friction gear
Official title: {with friction gear, e.g. belt linking motor to sheave}
B66B11/0476 (With friction gear) appears on 21 US grants and 22 published applications in this corpus.
Search patents in B66B- Granted patents
- 21
- Published applications
- 22
- Assignees
- 12
- Inventors
- 58
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 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 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 3 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 3 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carrier device23 Dec 2025US 12,503,340 B2Mitsubishi Electric Corporation
- Energy-saving elevator19 Aug 2025US 12,391,516 B2
- Linear motion device4 Feb 2025US 12,215,761 B2Hall Logic, Inc.
- Belt sheave for passenger conveyor systems6 Aug 2024US 12,055,206 B2Otis Elevator Company
- Adjustment of drop rate of elevator car with electromagnetic brake system13 Feb 2024US 11,897,725 B2Otis Elevator Company
- Drivetrain arrangement for a drive unit of an elevator system and corresponding shaft and use thereof23 Apr 2026US 2026/0109577 A1
- Carrier device2 May 2024US 2024/0140760 A1Mitsubishi Electric Corporation
- Belt sheave for passenger conveyor systems29 Dec 2022US 2022/0412402 A1Otis Elevator Company
- Linear Motion Device30 Sep 2021US 2021/0301907 A1Hall Labs LLC
- Cantilevered climbing elevator22 Jul 2021US 2021/0221646 A1Otis Elevator Company
Most cited
By later US patents
- Autonomous transport system70US 6,431,078 B12002
- Both-way movable body driving mechanism and elevator using the same15US 7,178,637 B2Fujitec Co., Ltd. · 2007
- Elevator drive belt13US 6,983,826 B2Nitta Corporation · 2006
- Elevator11US 7,543,685 B2Inventio AG · 2009
- Elevator drive apparatus using a traction-type speed change gear8US 4,465,162 AMitsubishi Denki Kabushiki Kaisha · 1984