Patent · US Expired

Seat structure

US4883320A · kind A · utility

99Cited by
10References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 13, 1988
Grant dateNov 28, 1989
Priority date
Expiry dateJul 13, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47C7/282
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Resin-made support panels for supporting the ischium torus, lumbar and shoulder blade portions of a person seated are molded integral onto sheet-like springs which are plain-woven by resin fibers, and side rims of the sheet-like springs are connected to frames by means of hooks.

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