Process and mold unit for producing carpet mat

Details Process and mold unit for producing carpet mat Process and mold unit for producing carpet mat

1983-04-13

1985-01-01

Hoag, Willard E.

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

249 95, 249117, 264257, 2642711, 264279, 425127, 425129R, 425543, B29C 500, B29F 110

Patent

active

044915560

ABSTRACT:
A process and an apparatus are, herein, disclosed for producing a carpet mat with an injection mold unit composed of two molds, a first mold having a carpet-accommodating cavity formed parallel to the parting line, a plurality of grooves being provided at a given interval in the part of a second mold corresponding to said carpet-accommodating cavity, at least one of the two molds having a cavity to form the edges of a mat base, said process comprising confining a carpet in said carpet-accommodating cavity, injecting a thermoplastic resin into the space between said carpet and the grooves to form a mat base which is simultaneously joined to the carpet.

REFERENCES:
patent: 1939293 (1933-12-01), Cavanaugh et al.
patent: 2054499 (1936-09-01), Florman
patent: 2104941 (1938-01-01), Baynton et al.
patent: 3755031 (1973-08-01), Hoffman et al.
patent: 3956551 (1976-05-01), Richards
patent: 4377610 (1983-03-01), McClung
patent: 4381324 (1983-04-01), Ellingson
patent: 4418031 (1983-11-01), Doerer et al.

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