Title:
SEAT CORE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/167686
Kind Code:
A1
Abstract:
In order to sufficiently suppress warpage occurring in an in-mold foam molded article to prevent an insert material from projecting from the in-mold foam molded article, a vehicle seat core material (10) according to the present invention includes a core material body, which is made of an in-mold foam molded article (1) embedded with a ring-shaped insert material (2), wherein: the core material body has, in a recessed surface (1a) caused by warpage of the in-mold foam molded article 1, a plurality of bottomed holes (3); and the bottomed holes (3) are located inside the ring formed by the insert material (2) and have diameters of 30 mm to 100 mm.
Inventors:
TOBIMATSU YUKI (JP)
SAMESHIMA MASAHIKO (JP)
SAMESHIMA MASAHIKO (JP)
Application Number:
PCT/JP2019/005682
Publication Date:
September 06, 2019
Filing Date:
February 15, 2019
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
B29C44/12; A47C27/14; B29C44/00
Domestic Patent References:
WO2018034243A1 | 2018-02-22 | |||
WO2016042759A1 | 2016-03-24 | |||
WO2017110798A1 | 2017-06-29 | |||
WO2016152530A1 | 2016-09-29 | |||
WO2018159529A1 | 2018-09-07 |
Foreign References:
JP2015174340A | 2015-10-05 | |||
JP2018187270A | 2018-11-29 | |||
JP2018175601A | 2018-11-15 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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