Injection molding of a synthetic resin

Details Injection molding of a synthetic resin Injection molding of a synthetic resin

1993-08-06

1995-06-13

Loney, Donald J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

428158, 428166, 428178, 428188, 428172, 264 451, 264523, 264DIG83, B32B 300, B29C 3348

Patent

active

054241120

ABSTRACT:
An injection molding of a synthetic resin having a foamed injection pressure transmission material remaining in an injection pressure transmission channel can be produced with lower clamping force and with greater dimensional accuracy. The molding preferably has the following characteristics:

REFERENCES:
patent: 3947175 (1976-03-01), Melcher
patent: 4140672 (1979-02-01), Kataoka
patent: 4657496 (1987-04-01), Ozeki et al.
patent: 4824732 (1989-04-01), Hendry et al.
patent: 4923666 (1990-05-01), Yamazaki et al.
patent: 5149482 (1992-09-01), Sorensen

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