Patent · US Expired

Method of forming contoured cushion

US4347213A · kind A · utility

92Cited by
2References
13Claims
0Family size

Inventor

Key dates

Filing dateMar 28, 1980
Grant dateAug 31, 1982
Priority date
Expiry dateMar 28, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S297/03
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method of making a contoured cushion removably disposed on a recess defining support, with the cushion contour conforming to the shape of the portion of a person's body resting on the cushion.

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