Wheeled conveyance
US7484746B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Jun 3, 2003 |
| Grant date | Feb 3, 2009 |
| Priority date | — |
| Expiry date | Jul 6, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S180/907
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wheeled conveyance comprising a chassis (4), support means for a load mounted on the chassis (4), a suspension assembly mounted on the chassis (4), and at least one shock absorber means (38) acting on at least part of the suspension assembly and adapted and arranged to limit tilting of the chassis (4) relative to at least part of the suspension assembly under dynamic load conditions tending to produce such tilting. The suspension assembly comprises spring means (32) and suspension arms pivotably mounted on the chassis (4) and extending in forward and rearward directions in the region of opposite sides of the chassis (4). Each suspension arm has a wheel (16, 26) rotatably mounted at the free end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.