Freewheel gear cluster cleaner
US5426816A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 1, 1994 |
| Grant date | Jun 27, 1995 |
| Priority date | — |
| Expiry date | Jun 1, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62J50/16
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A freewheel gear cluster cleaner for cleaning the freewheel gear cluster of a bicycle, including a first clamping plate and a second clamping plate pivotally connected to the first clamping plate by a pivot pin and fixed with the first clamping plate to the chain stay of a bicycle by a screw, a brush holder having a ball head rod fixed to the first clamping plate between two jaw plates thereof by a screw and a brush coupling portion with a series of steps, and a plurality of brush members respectively fastened to the steps of the brush coupling portion to hold a respective bunch of bristles permitting the respective bunch of bristles to be disposed in contact with either gear wheel of the freewheel gear cluster.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.