Title:
【発明の名称】椅子シートの傾動抵抗調節装置
Document Type and Number:
Japanese Patent JP2000501970
Kind Code:
A
Abstract:
PCT No. PCT/NO96/00293 Sec. 371 Date Jun. 18, 1998 Sec. 102(e) Date Jun. 18, 1998 PCT Filed Dec. 18, 1996 PCT Pub. No. WO97/22283 PCT Pub. Date Jun. 26, 1997For automatically adjusting the tilting resistance of a chair seat (6), which is tiltably attached on a base column (1) via a horizontal shaft provided across the chair, and where tilting resistance and springing are determined by two spring elements (13, 14), one spring is compressed by tilting in one direction and the other spring compressed by tilting in the opposite direction. The spring force is adjustable. In order to be able to adapt the tilting resistance to the seat's/backrest's setting automatically, the spring elements (13, 14) are connected to the seat/backrest by mans of a connecting element which directly influences their spring force by an adjustment of the seat and/or backrest.
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Inventors:
Opsbic, peter
Application Number:
JP52267697A
Publication Date:
February 22, 2000
Filing Date:
December 18, 1996
Export Citation:
Assignee:
Peter Opsbic Aese
International Classes:
A47C7/40; A47C3/026; (IPC1-7): A47C3/026; A47C7/40
Attorney, Agent or Firm:
Shusaku Yamamoto