Patent · US Active

Wheelchair backrest assembly

US8894145B2 · kind B2 · utility

1Cited by

8References

17Claims

0Family size

Assignee

PERMOBIL AB · SE

Inventors

Bo Engman · Edsbyn, SE
Urban Lind · Flen, SE
Niklas Backstrom · Sundsvall, SE
Jonas Jahkel · Stuvsta-Snättringe, SE
Mehdi Mirzaie · Brentwood, US

Key dates

Filing date	Dec 20, 2013
Grant date	Nov 25, 2014
Priority date	—
Expiry date	Dec 20, 2033

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61G2203/74
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.