Quick-release structure
US9963190B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jan 9, 2017 |
| Grant date | May 8, 2018 |
| Priority date | — |
| Expiry date | Jan 9, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K2025/025
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A quick-release structure includes a shaft having a through hole and a circular magnetic member in the through hole; a circular shaft head having a slot at a front end thereof and two side holes; a stop ring connected with the circular shaft head screwed to the shaft; a drive lever having a lever head and a lever body, two sides of the drive lever having guide grooves respectively, the lever body being inserted into the through hole, the lever head being inserted into the slot and a distal end of the lever body is attracted by the magnetic member; and two engaging members screwed to the side holes and leaning against the guide grooves, the drive lever being movable along the guide grooves, the engaging members functioning as a pivot so that the drive lever can be turned left and right to rotate the shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.