Title:
SEAT PAD AND METHOD FOR MANUFACTURING SEAT PAD
Document Type and Number:
WIPO Patent Application WO/2023/090301
Kind Code:
A1
Abstract:
This seat pad (1) has a plastic hollow body (10), and a foam body (F) in which the hollow body (10) is buried. One or more holes (A10) are formed in the hollow body (10), the one or more holes (A10) satisfying the condition 10≤S/V (S: total area of holes; V: interior volume of hollow body). This method for manufacturing a seat pad includes: a hollow body positioning step for positioning the hollow body (10) in a cavity formed by closing a molding mold using the hollow body (10); and a foam body formation step for foaming a resin supplied into the cavity after the hollow body positioning step, thereby forming the foam body.
Inventors:
FUNATO TAKAFUMI (JP)
TANIGUCHI TOMOHIRO (JP)
TAKAHASHI YOSHIYUKI (JP)
IGARASHI MASAKAZU (JP)
YAMAGUCHI YUKIKO (JP)
TANIGUCHI TOMOHIRO (JP)
TAKAHASHI YOSHIYUKI (JP)
IGARASHI MASAKAZU (JP)
YAMAGUCHI YUKIKO (JP)
Application Number:
PCT/JP2022/042292
Publication Date:
May 25, 2023
Filing Date:
November 14, 2022
Export Citation:
Assignee:
ARCHEM INC (JP)
KYORAKU CO LTD (JP)
KYORAKU CO LTD (JP)
International Classes:
A47C7/18; A47C27/14
Foreign References:
| JPS60168914U | 1985-11-09 | |||
| JP2019162948A | 2019-09-26 | |||
| JPH01159214A | 1989-06-22 | |||
| JPH02266906A | 1990-10-31 | |||
| JP2019024534A | 2019-02-21 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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