Process for production of a flat gasket material

Details Process for production of a flat gasket material Process for production of a flat gasket material

1993-08-02

1996-04-23

Davis, Robert B.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Applying indicia or design

101170, 1563077, 264153, 277211, 277235B, 427210, 427211, B05D 128

Patent

active

055100694

ABSTRACT:
The invention relates to a flat gasket material and to a process for the production thereof and of a flat gasket therefrom. In the process according to the invention the flat gasket material is preferably constituted by an indeterminate length sheet or web of a carrier material, which is printed on one or two sides with a sealing layer. The finished printed sheet or web of indeterminate length is subsequently punched out to the desired flat gasket shape. The sealing layer is a geometrical structure that is the same on both sides of the sheet and congruent.

REFERENCES:
patent: 3198111 (1965-08-01), Ellis et al.
patent: 3737169 (1973-06-01), Glynn
patent: 3922391 (1975-11-01), Qualtrough et al.
patent: 4116124 (1978-09-01), Farrow et al.
patent: 4566384 (1986-01-01), Matsumoto
patent: 4861047 (1989-08-01), Okano
patent: 4880669 (1989-11-01), Dorn et al.
patent: 5271144 (1993-12-01), Barker

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