Expandable wheel assembly
US5487692A · kind A · utility
73Cited by
23References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1994 |
| Grant date | Jan 30, 1996 |
| Priority date | — |
| Expiry date | Sep 30, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B19/04
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An expandable wheel assemble for toy vehicles includes an axle, a first hub fixed to the axle, a second hub supported by the axle, and at least one web that spans between and is joined to the hubs, and has a central portion movable outwardly from the axle due to centrifugal force when the wheel assembly is rotated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.