Bearing unit for a bottom bracket bearing of a bicycle or the like
US5118205A · kind A · utility
24Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 4, 1990 |
| Grant date | Jun 2, 1992 |
| Priority date | — |
| Expiry date | Dec 4, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2164
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A bottom bracket bearing unit for a bicycle or the like has an installation unit formed by a long sleeve and short sleeve of synthetic resin formed directly with race grooves for a pair of double bearings which have steel balls riding between the grooves of the sleeves and the grooves of the pedal-crnak axle or shaft which is received in these sleeves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.