Patent · US Expired

Workplace chair

US5330254A · kind A · utility

25Cited by
4References
13Claims
0Family size

Inventor

Key dates

Filing dateFeb 8, 1993
Grant dateJul 19, 1994
Priority date
Expiry dateFeb 8, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47C9/005
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

An adjustable chair comprises a front seat assembly, a rear seat assembly, and a base assembly, the base assembly supporting the front and rear seat assemblies independently of one another. The front seat assembly has a front seat pivotally mounted for rotation about a horizontal axis. The rear seat assembly has a rear seat pivotally mounted for rotation about a horizontal axis The two rotation axis are separated from one another a sufficient distance that a person may sit on the front seat and position his or her back against the rear seat. Each seat is pivotally mounted by its respective seat assembly means such that the rotation axis for each seat is located at a fulcrum point from which the seat is pivotally supported.

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