Tilted axle multiple wheel caster
US5075924A · kind A · utility
11Cited by
16References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1990 |
| Grant date | Dec 31, 1991 |
| Priority date | — |
| Expiry date | Dec 27, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B33/0042
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A caster for supporting an article of furniture and for rolling over a surface including a body having a first axle and a second axle with the first axle being disposed at an angle to a second axle and the first and second axles being disposed at acute angles to the surface. Two or more wheels are mounted for rotation about the first axle with each wheel being relatively rotatable with respect to each other wheel. Two or more wheels are also mounted for rotation about the second axle with each wheel being relatively rotatable with respect to each other wheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.