B66B 11/026
Attenuation system for shocks, vibrations, imbalance
Official title: {Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side (acting between car or supporting frame and guides B66B7/04; acting between car and ropes, cables B66B7/08; correcting levelling between car and floor B66B1/40)}
B66B11/026 (Attenuation system for shocks, vibrations, imbalance) appears on 93 US grants and 79 published applications in this corpus.
Search patents in B66B- Granted patents
- 93
- Published applications
- 79
- Assignees
- 21
- Inventors
- 213
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 2 | 5 |
| 2004 | 1 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 3 |
| 2010 | 1 | 5 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 1 | 3 |
| 2016 | 2 | 7 |
| 2017 | 8 | 8 |
| 2018 | 3 | 7 |
| 2019 | 10 | 6 |
| 2020 | 3 | 5 |
| 2021 | 5 | 2 |
| 2022 | 3 | 4 |
| 2023 | 6 | 4 |
| 2024 | 2 | 2 |
| 2025 | 3 | 5 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bounce damper for an elevator system16 Jun 2026US 12,654,991 B2Tk Escalator Norte, S.A.
- 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 passenger car and elevator having same car1 Jul 2025US 12,344,506 B2Hitachi, Ltd.
- Suspension arrangement to absorb stress acting on an elevator cabin during landing1 Apr 2025US 12,264,039 B2
- Double impact area buffer for improved plank27 Feb 2024US 11,912,538 B2Otis Elevator Company
- Device for reducing bouncing of elevator car28 Aug 2025US 2025/0270070 A1Hyundai Elevator Co., Ltd.
- Elevator car and elevator24 Jul 2025US 2025/0236489 A1Kone Corporation
- Bounce damper for an elevator system19 Jun 2025US 2025/0197167 A1Tk Escalator Norte, S.A.
- Elevator system and method for operating an elevator system6 Feb 2025US 2025/0042694 A1Inventio 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
Most cited
By later US patents
- Procedure and apparatus for damping the vibrations of an elevator car36US 5,027,925 AKone Elevator GmbH · 1991
- Active vibration control system for an elevator, which reduces horizontal and rotational forces acting on the car34US 5,294,757 AOtis Elevator Company · 1994
- Device and method for preventing vertical displacements and vertical vibrations of the load carrying means of vertical conveyors27US 6,318,505 B1Inventio AG · 2001
- Elevator car mounting assembly25US 4,899,852 AOtis Elevator Company · 1990
- Elevator horizontal suspensions and controls25US 5,304,751 AOtis Elevator Company · 1994