Rollator
US8434780B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 14, 2010 |
| Grant date | May 7, 2013 |
| Priority date | — |
| Expiry date | Nov 24, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/1633
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A rollator is disclosed in this invention. The rollator includes: a base frame; front wheel assemblies and rear wheel assemblies respectively mounted on both sides of the base frame; an inverted U-shaped supporting pipe; a H-shaped armrest bracket; connection pieces having block grooves thereon; a slide control lever for cooperating with the block grooves; a seat plate; a spring element; wherein the base frame is provided with unidirectional hinged seats; both bottom ends of the supporting pipe are hinged to the base frame, and both side arms of the supporting pipe are provided with slide holes facing each other; the armrest bracket has bottom portions hinged to the unidirectional hinged seat. The rollator has a simple structure and can be used for various situations in both folded and unfolded state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.