Buffer stop used for end of crane rails
US11649141B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 18, 2021 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Jan 11, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61K7/20
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention provides a buffer stop used for an end of crane rails, including: a rail fastener fixedly connected to the crane rails, where a sliding rail is provided on each side of the rail fastener, a sliding shaft passes through the sliding rails and connecting brackets are mounted at two ends of the sliding shaft, an other end of the connecting bracket is connected to an arc-shaped plate above the rail fastener, each outer side of the connecting brackets is connected to a drive rod B by the sliding shaft, each drive rod B is connected to a drive rod A by a rotating shaft, an impact shaft is connected between top portions of two drive rods A, an impact rubber is mounted on one side of the impact shaft facing crane wheels, and each drive rod A is connected to the rail fastener by a pin shaft. The present invention is used for braking the crane at the end of the rails, to ensure safety of the crane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.