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Patent Searching and Data


Title:
SEAT CORE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2018/147278
Kind Code:
A1
Abstract:
This seat core material is a seat core material for a vehicle, comprising a thermoplastic resin expanded particle molded body and a frame member embedded in a peripheral edge portion thereof, characterized in that the expanded particle molded body has at least two thinned portions in a zone extending rearward from a central portion in the front-rear direction, a penetrating or non-penetrating slit is provided in the width direction of the vehicle in the expanded particle molded body, in a linking portion between the thinned portions or in a region up to 100 mm forward from the linking portion, and both ends of the slit in the longitudinal direction thereof are closed. The present invention thus provides a seat core material that has an integrated feeling and is strong, and with which there is little deformation of the expanded particle molded body and dimensional accuracy of the expanded particle molded body is extremely good, even if the frame member is embedded in the expanded particle molded body and the frame member is integrated with the expanded particle molded body.

Inventors:
HASHIMOTO KEIICHI (JP)
HISAMATSU KATSUNORI (JP)
TAKAYAMA ATSUO (JP)
Application Number:
PCT/JP2018/004012
Publication Date:
August 16, 2018
Filing Date:
February 06, 2018
Export Citation:
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Assignee:
JSP CORP (JP)
International Classes:
B60N2/90; A47C27/14
Domestic Patent References:
WO2016152530A12016-09-29
Foreign References:
JP2016022292A2016-02-08
JP2015174340A2015-10-05
JPH06260589A1994-09-16
Other References:
See also references of EP 3581067A4
Attorney, Agent or Firm:
NISHIZAWA Toshio et al. (JP)
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