B66B 15/06
Drums
B66B15/06 (Drums) appears on 9 US grants and 9 published applications in this corpus.
Search patents in B66B- Granted patents
- 9
- Published applications
- 9
- Assignees
- 11
- Inventors
- 36
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 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 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 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 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cable winch, method for winding a cable winch of this type, and crane having a cable winch7 Oct 2025US 12,434,949 B2Liebherr-Components Biberach GmbH
- Traction machine assembly and elevator18 Jul 2023US 11,702,321 B2Otis Elevator Company
- Mine vertical shaftlifting apparatus, mine vertical shaft lifting system and control method therefor19 Jul 2022US 11,390,489 B2China University of Mining and Technology, Beijing
- Modular sheave unit1 Mar 2022US 11,261,062 B2Otis Elevator Company
- Device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft24 Aug 2021US 11,097,925 B2China University of Mining and Technology
- Mine Hoist Monitoring System6 Jun 2024US 2024/0182264 A1ABB Schweiz AG
- Cable winch, method for winding a cable winch of this type, and crane having a cable winch16 Mar 2023US 2023/0079781 A1Liebherr-Components Biberach GmbH
- Mine vertical shaftlifting apparatus, mine vertical shaft lifting system and control method therefor7 Oct 2021US 2021/0309489 A1China University of Mining and Technology, Beijing
- Device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft3 Dec 2020US 2020/0377336 A1China University of Mining and Technology
- Modular sheave unit5 Nov 2020US 2020/0346899 A1Otis Elevator Company
Most cited
By later US patents
- Depth measuring device with wear resistant guide means6US 5,155,922 ASchlumberger Technology Corporation · 1992
- Power transmission and bearing arrangement for a drum3US 6,481,693 B1KCI Konecranes International PLC · 2002
- Modular sheave unit2US 11,261,062 B2Otis Elevator Company · 2022
- Assembly for supporting the end of a load bearing member in an elevator system1US 6,758,309 B2Otis Elevator Company · 2004