B66B 11/008
With hoisting rope or cable operated by frictional engagement with a winding
Official title: {with hoisting rope or cable operated by frictional engagement with a winding drum or sheave}
B66B11/008 (With hoisting rope or cable operated by frictional engagement with a winding) appears on 196 US grants and 224 published applications in this corpus.
Search patents in B66B- Granted patents
- 196
- Published applications
- 224
- Assignees
- 36
- Inventors
- 422
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 4 |
| 2002 | 7 | 6 |
| 2003 | 5 | 10 |
| 2004 | 3 | 17 |
| 2005 | 9 | 14 |
| 2006 | 7 | 17 |
| 2007 | 10 | 9 |
| 2008 | 13 | 13 |
| 2009 | 9 | 6 |
| 2010 | 8 | 9 |
| 2011 | 3 | 7 |
| 2012 | 7 | 6 |
| 2013 | 5 | 7 |
| 2014 | 4 | 20 |
| 2015 | 5 | 16 |
| 2016 | 12 | 5 |
| 2017 | 12 | 10 |
| 2018 | 12 | 10 |
| 2019 | 9 | 7 |
| 2020 | 3 | 5 |
| 2021 | 6 | 6 |
| 2022 | 8 | 6 |
| 2023 | 5 | 5 |
| 2024 | 5 | 1 |
| 2025 | 2 | 2 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electric boiler device based on utilization of residual energy of elevator, and control method19 May 2026US 12,631,346 B2Zhejiang University of Technology
- Elevator system3 Feb 2026US 12,540,052 B2
- Building site device having a climbing formwork and an elevator system9 Sep 2025US 12,410,625 B2Inventio AG
- Method for determining a wear state of components of a suspension means arrangement of an elevator system12 Aug 2025US 12,384,658 B2Inventio AG
- Transportation system12 Nov 2024US 12,139,372 B2Inventio AG
- Elevator system with two cars and two counterweights20 Aug 2026US 2026/0242180 A1TK Elevator Innovation and Operations GmbH
- Arrangement for Hoisting Machine in Forced-Drive Home Elevator and Home Elevator16 Jul 2026US 2026/0200703 A1Suzhou Modern Fuji Elevator Co., Ltd.
- Drive train assembly for a belt drive unit of a lift system and correspondingly designed shaft and use thereof7 May 2026US 2026/0125243 A1
- Elevator construction arrangement and method26 Mar 2026US 2026/0084932 A1Kone Corporation
- Elevator system with a guiding structure comprising at least one guide rail bracket26 Mar 2026US 2026/0084933 A1Otis Elevator Company
Most cited
By later US patents
- Elevator system199US 6,062,344 AMitsubishi Denki Kabushiki Kaisha · 2000
- Elevator control system68US 5,663,538 A1997
- Elevator system with multiple cars in the same hoistway55US 5,419,414 A1995
- Elevator rope arrangement52US 6,364,063 B1Kone Corporation · 2002
- Traction sheave elevator49US 5,429,211 AKone Corporation · 1995