Adjustable wheel assembly
US7231689B2 · kind B2 · utility
35Cited by
10References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2004 |
| Grant date | Jun 19, 2007 |
| Priority date | — |
| Expiry date | Sep 9, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B33/0073
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An improved wheel assembly comprises a caster swivel post that is adapted to pivot about a pivot axis transverse to the caster swivel post. A caster fork is supported for rotation relative to the caster swivel post and rotatably supports a caster wheel. The caster swivel post is adapted selectively pivot about the pivot axis that is transverse to the caster swivel post or be held in a substantially fixed position. A setscrew can be threadable into an upper end of a pivot nut to hold the pivot nut and thus the caster swivel post in a fixed position within the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.