Title:
BACK REST SLAB FOR CORRECTION
Document Type and Number:
Japanese Patent JP3438078
Kind Code:
B2
Abstract:
PURPOSE: To provide a correctional back rest slab which is used mainly by building it inside the back rest portion of a seat of a vehicle or furnishing it from the outside.
CONSTITUTION: This is a lengthwise long slab 1 which consists of an elastic material that is hard enough to have little sinkage caused by a person's weight and which possesses about the same area as that of the back of a person. A center lengthwise groove 3 is formed, and cross sectionwise, thickness increases gradually toward the center lengthwise groove 3, and a predetermined position somewhat descended from the center cross-sectionwise is made to be a maximum thickness portion.
Inventors:
Hiroyuki Funatogawa
Application Number:
JP21093993A
Publication Date:
August 18, 2003
Filing Date:
August 03, 1993
Export Citation:
Assignee:
Dr. L Co., Ltd.
International Classes:
A47C7/42; A61F5/01; (IPC1-7): A47C7/42; A61F5/01
Domestic Patent References:
| JP602531U | ||||
| JP51150811U | ||||
| JP61199258U |
Attorney, Agent or Firm:
Katsushi Nishina