B66B 1/42
Separate from the main drive
Official title: separate from the main drive
B66B1/42 (Separate from the main drive) appears on 26 US grants and 28 published applications in this corpus.
Search patents in B66B- Granted patents
- 26
- Published applications
- 28
- Assignees
- 17
- Inventors
- 60
- Latest grant
- 14 Oct 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 4 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 4 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 0 | 1 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and system for an automatic rescue operation of an elevator car14 Oct 2025US 12,441,587 B2Kone Corporation
- Car arrangement and method for mounting a spindle drive in a car arrangement for a double-decker elevator30 Sep 2025US 12,428,267 B2
- Elevator system26 Jun 2018US 10,005,643 B2Inventio AG
- Elevator device8 May 2018US 9,963,321 B2Mitsubishi Electric Corporation
- Double-decker elevator with adjustable inter-car spacing9 May 2017US 9,643,818 B2Schindler AufzüGe AG
- Car arrangement and method for mounting a spindle drive in a car arrangement for a double-decker elevator30 Jan 2025US 2025/0033932 A1Inventio AG
- Duplex elevator4 Apr 2024US 2024/0109755 A1BASE AND POWER CITY Corp.
- Duplex window and window system including same4 Apr 2024US 2024/0110435 A1BASE AND POWER CITY Corp.
- Elevator landing control system14 Mar 2024US 2024/0083712 A1Industry-University Cooperation Foundation Sunmoon University
- Elevator21 Sep 2023US 2023/0294960 A1Kone Corporation
Most cited
By later US patents
- Adjustable double-deck elevator18US 5,907,136 AOtis Elevator Company · 1999
- Elevator rope positioning apparatus14US 8,123,002 B2ThyssenKrupp Elevator Capital Corporation · 2012
- Virtually active elevator hitch13US 6,065,569 AUnited Technologies Corporation · 2000
- Method and apparatus for controlling elevator cars in a common sling12US 6,161,652 AInventio AG · 2000
- Double-deck elevator control system11US 6,334,511 B12002