Method of producing synthetic resin made articles having porous

Details Method of producing synthetic resin made articles having porous Method of producing synthetic resin made articles having porous

1989-08-23

1991-02-19

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

264266, 264263, 156280, B29C 4514, B29C 4516

Patent

active

049942263

ABSTRACT:
A method of producing a synthetic resin made article having a porous elastic member, which is useful as an air duct opening/closing damper adaptable in air conditions for automobiles, including the steps of:

REFERENCES:
patent: 3493643 (1970-02-01), Schwartzman
patent: 3807146 (1974-04-01), Witkowski
patent: 4076788 (1978-02-01), Ditto
patent: 4077672 (1978-03-01), Clark, Jr.
patent: 4677021 (1987-06-01), Kayakabe et al.
Patent Abstracts of Japan, vol. 10, No. 231 (M-506) (2287), Aug. 12, 1986; & JP A 61 063 445 01-04-1986.

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