Vehicle seat, and vehicle-seat production method
AssigneeTachi-S Co., Ltd.
InventorsAtsushi Ishii, Shinichi Mizuno
Life of this patent
Estimating the term…
Abstract
The present invention provides a vehicle seat with little fine creases on a concave portion of a seat surface even the use of natural leather such as a cowhide as a skin material for the vehicle seat. A vehicle seat includes a seat cushion making a seated portion of the seat; a seat back disposed at a back side of the seat cushion and making a backrest portion of the seat; and a cover formed of a cloth including a skin material, an adhesive material, and a cushion material at a concave portion on at least one surface among the seat cushion and the seat back. The cover is formed into a concave shape by heat presswork with a mold having a curved surface.
Claims12
A vehicle seat comprising:
- a seat cushion making a seated portion of the seat;
- a seat back disposed at a back side of the seat cushion, the seat back making a backrest portion of the seat;
- and
- a cover formed of a cloth comprising four layers including a skin material, an adhesive material, a wadding forming a cushion material, and an interlining forming a shape-holding material at a concave portion on at least one surface among the seat cushion and the seat back, wherein
- the cover is formed into a concave shape by heat presswork with a mold having a curved surface, and
- the wadding comprises a high-density urethane having a density of 20 g/dm3 or more and 50 g/dm3 or less.
A vehicle-seat production method comprising:
- (a) a step of at least stacking three layers including a skin material, an adhesive material, and a cushion material to produce a lamination cloth;
- and
- (b) a step of performing presswork with a mold having a curved surface on a press surface while heating the lamination cloth to form a concave portion, wherein the lamination cloth is heated from the cushion material side by supplying vapor at around 100° C. through a plurality of through-holes provided in a lower die of the mold.
A vehicle-seat production method comprising:
- (a) a step of at least stacking four layers including a skin material, a cushion material, an adhesive material, and an interlining to produce a lamination cloth;
- and
- (b) a step of performing presswork with a mold having a curved surface on a press surface while heating the lamination cloth to form a concave portion, wherein the lamination cloth is heated from the cushion material side by supplying vapor at around 100° C. through a plurality of through-holes provided in a lower die of the mold.
Dependencies are inferred from the claim text.