B66B 5/14
In case of excessive loads
Official title: in case of excessive loads
B66B5/14 (In case of excessive loads) appears on 34 US grants and 36 published applications in this corpus.
Search patents in B66B- Granted patents
- 34
- Published applications
- 36
- Assignees
- 16
- Inventors
- 88
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 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 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 2 | 5 |
| 2017 | 2 | 2 |
| 2018 | 4 | 4 |
| 2019 | 5 | 1 |
| 2020 | 0 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 2 |
| 2024 | 0 | 3 |
| 2025 | 0 | 2 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Suspension device and use thereof in an elevator system, and method8 Sep 2026US 12,729,095 B2Inventio AG
- Apparatus to protect a pneumatic vacuum elevator from an overload condition1 Sep 2026US 12,722,939 B2
- Smart elevator system with dynamic occupancy limit18 Aug 2026US 12,709,515 B1United Services Automobile Association (USAA)
- Elevator safety braking device21 Jul 2026US 12,686,594 B2
- Condition monitoring system for elevator hoisting members10 Mar 2026US 12,570,501 B2TK Elevator Innovation and Operations GmbH
- An apparatus to protect a pneumatic vacuum elevator from an overload condition2 Jul 2026US 2026/0184537 A1
- Device for measuring a force acting on an elevator system, method for measuring a force acting on a movable component of an elevator system, and an elevator system for carrying out the method13 Feb 2025US 2025/0051131 A1Inventio AG
- Method for detecting overload condition, overload monitoring system and elevator9 Jan 2025US 2025/0011128 A1Kone Corporation
- Elevator safety braking device6 Jun 2024US 2024/0182266 A1Hydrasafe Brake, LLC
- Hoist and hoist elevator and control system11 Apr 2024US 2024/0117643 A1Quiet Solutions, Inc.
Most cited
By later US patents
- Elevator load detector device using movable detector plates18US 5,149,922 AMitsubishi Denki Kabushiki Kaisha · 1992
- Load detecting apparatus for elevator12US 4,766,977 AMitsubishi Denki Kabushiki Kaisha · 1988
- Weight detector for elevator10US 6,860,161 B2Mitsubishi Denki Kabushiki Kaisha · 2005
- Load limiter9US 3,936,622 ACable Climber Safety Devices Incorporated · 1976
- Lift9US 4,928,796 A1990