Multi-color floor covering by injection and punch-pressing proce

Details Multi-color floor covering by injection and punch-pressing proce Multi-color floor covering by injection and punch-pressing proce

1992-12-18

1995-06-06

Ryan, Patrick J.

Stock material or miscellaneous articles

Pile or nap type surface or component

Particular shape or structure of pile

428 57, 428 76, 428 85, 428 95, 428207, 428290, 4289088, 156 72, 1563073, B32B 900

Patent

active

054221544

ABSTRACT:
A floor covering with at least two colors using thermoplastics elastomers as its base material wherein the first base material is formed and set in the first work station of a multistation rotary injection molding machine having a turntable to transfer the first finished material to the second work station for punching, then to the third work station where a second base material with different color is melted and filled up the holes and bottom parts of the first finished material, at last the copolymers with at least two colors is being unloaded, calendered and extruded to form a flat and flexible floor covering.

REFERENCES:
patent: 4201812 (1980-05-01), Blanken et al.
patent: 4342802 (1982-07-01), Pickens, Jr. et al.
patent: 4461794 (1984-06-01), Bischoff et al.
patent: 4579764 (1986-04-01), Peoples, Jr. et al.
patent: 5024869 (1991-06-01), Yeh et al.
patent: 5188876 (1993-02-01), Hensel et al.

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