Patent · US Expired

Firm cushion

US6811227B2 · kind B2 · utility

10Cited by
34References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 2003
Grant dateNov 2, 2004
Priority date
Expiry dateMar 24, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60N2/7094
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A vehicle seat structure having a one-piece flexible shell incorporated in the seating surface portion and a one-piece flexible shell incorporated in the backrest portion, wherein dampener structures are provided between the shell and the seat frame for added comfort and vibration isolation.

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