Piece of Seating Furniture, in Particular Office Chair

Abstract

A piece of seating furniture, in particular an office chair, has a backrest with a lumbar support. In order to improve the comfort and ease of use of such a piece of seating furniture, the lumbar support is disposed in a height-adjustable manner on a flexible guide strip.

1 - 5 . (canceled) 
   
   
       6 . A piece of seating furniture, comprising a flexible guide strip, and a height-adjustable lumbar support disposed on said guide strip. 
   
   
       7 . The piece of seating furniture according to  claim 6 , which comprises a clamping connection fastening said lumbar support on said guide strip. 
   
   
       8 . The piece of seating furniture according to  claim 6 , which comprises a backrest with a central carrier element, wherein said guide strip is fitted on said central carrier element of said backrest of the piece of seating furniture. 
   
   
       9 . The piece of seating furniture according to  claim 6 , wherein said guide strip is a prestressed guide strip. 
   
   
       10 . The piece of seating furniture as claimed in  claim 9 , which comprises means allowing a prestress of said guide strip to be varied. 
   
   
       11 . The piece of seating furniture according to  claim 6 , configured as an office chair.