Title:
BACK REST OF CHAIR, USING BALANCE BY ELASTIC FORCE OF FILM
Document Type and Number:
Japanese Patent JP2017080375
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve so as to enable usage by a simple operation by using an excellent effect of a back rest and expanding an allowable range of a correct posture, and to make useful for improving wellness and efficiency of a worker by enabling application to a working chair for a sitting work.SOLUTION: A load which the surface of a back rest 1 receives is balanced by receiving by the elasticity of an elastic film arranged on the rough whole surface of the reverse face of the back rest 1.SELECTED DRAWING: Figure 3
Inventors:
YOSHIDA ATSUO
Application Number:
JP2016036364A
Publication Date:
May 18, 2017
Filing Date:
February 09, 2016
Export Citation:
Assignee:
YOSHIDA ATSUO
International Classes:
A47C27/00; A47C7/42