Elevator car toe guard system
US11161716B2 · kind B2 · utility
1Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2019 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Jan 1, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B5/284
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Elevator toe guard assemblies are provided. The elevator toe guard assemblies include an elevator car frame, a buffer located within an elevator shaft, and a toe guard mounted to the elevator car frame. The toe guard has a first state being a fully extended state, a second state wherein the toe guard does not contact a pit floor during operation of an elevator car, and a third state wherein at least a portion of the toe guard is moved relative to the elevator car frame during an impact between the buffer and the pit floor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.