Electrically powered wheelchair with an armrest adjustment arrangement
US10350121B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 16, 2015 |
| Grant date | Jul 16, 2019 |
| Priority date | — |
| Expiry date | Sep 25, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61G5/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electrically powered wheelchair includes a chassis, seat frame, seat frame tilt and lift system, armrest assembly pivotally coupled to the seat frame, and armrest adjustment arrangement including: a first force transmitting arrangement having a first set of four pivot points and pivotally coupled to: an arm of the seat frame tilt and lift system via a first pivot point of the first set of four pivot points, and lifting member of the seat frame tilt and lift system via a second pivot point of the first set of four pivot points, and a second force transmitting arrangement having a second set of four pivot points and pivotally coupled to: the first force transmitting arrangement via a first pivot point of the second set of four pivot points, the seat frame via a second pivot point of the second set of four pivot points, and the armrest assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.