B66B 23/26
Of variable speed type
Official title: of variable speed type
B66B23/26 (Of variable speed type) appears on 15 US grants and 4 published applications in this corpus.
Search patents in B66B- Granted patents
- 15
- Published applications
- 4
- Assignees
- 11
- Inventors
- 34
- Latest grant
- 23 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 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 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- People conveyor and method of determining power for driving a handrail element of a people conveyor23 Mar 2021US 10,954,103 B2Otis Elevator Company
- Varying speed transportation system5 Sep 2017US 9,751,729 B2Thyssenkrupp Elevator Innovation Center, S.A.
- Acceleration and deceleration handrail driving device25 Aug 2015US 9,114,957 B2
- Handrail for variable speed moving walkway5 Aug 2003US 6,602,331 B2Thyssen Norte, S.A.
- Device forming a moving handrail for an accelerated moving walkway9 Apr 2002US 6,367,608 B1Constructions Industrielles de la Mediterranee - CNIM
- People conveyor and method of determining power for driving a handrail element of a people conveyor18 Apr 2019US 2019/0112161 A1Otis Elevator Company
- Varying speed transportation system4 Aug 2016US 2016/0221797 A1Thyssenkrupp Elevator Innovation Center, S.A.
- Acceleration and deceleration handrail driving device8 Jan 2015US 2015/0008095 A1
- Handrail for variable speed moving walkway10 Apr 2003US 2003/0066731 A1Thyssen Norte, S.A.
Most cited
By later US patents
- Accelerating walkway30US 4,232,776 ADean Research Corporation · 1980
- Accelerating and decelerating handrail16US 4,240,537 AThe Boeing Company · 1980
- Variable-speed conveyor element, particularly for accelerated transporters14US 5,339,938 A1994
- Device forming a moving handrail for an accelerated moving walkway13US 6,367,608 B1Constructions Industrielles de la Mediterranee - CNIM · 2002
- Speed variable moving sidewalk12US 5,571,254 AMitsubishi Jukogyo Kabushiki Kaisha · 1996