Bicycle crank arm coupling assistance device
US11975798B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Jun 10, 2020 |
| Grant date | May 7, 2024 |
| Priority date | — |
| Expiry date | May 24, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K2015/003
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a coupling-assist device for a bicycle crank arm, comprising: a main body open through upper and lower portions, the main body having a space formed to receive a crank arm to be inserted; a handle member extending from a lower portion of the main body; a support frame including a fixing part formed on a lower portion thereof and coupled with the upper portion of the main body, and a position adjusting hole that is open through to allow a tool to be passed therethrough and connected to the crank arm, wherein the position adjusting hole enables adjustment of position of the tool in up and down directions; and a support means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.