Patent · US Expired

Collapsible wheel chair with displaceable seat panels

US6839918B1 · kind B1 · utility

12Cited by
2References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 30, 2003
Grant dateJan 11, 2005
Priority date
Expiry dateJul 30, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S297/04
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A collapsible wheel chair with displaceable seat panels includes a first side frame member, a second side frame member, a seat frame, a first pivoting support member, a second pivoting support member, a first pair of wheels and a second pair of wheels. The first side frame member is retained relative to the second side frame member with the first and second pivoting members. One side of the seat frame is pivotally attached to one of the side frame members. The seat frame includes at least one seat section, which may each be independently raised or lower on one end thereof. The first pair of wheels are pivotally retained by the first and second side frame members. The second pair of wheels are pivotally retained by the first and second side frame members.

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