Screen printer

Details Screen printer Screen printer

1990-06-05

1991-12-10

Burr, Edgar S.

Printing

Stenciling

Traveling-inker machines

101115, 101425, 101423, 428901, 29829, B41F 1512

Patent

active

050707825

ABSTRACT:
A screen printer comprising a squeegee for applying a printing material to a work face when the squeegee moves on an upper side face of a screen while being kept in contact therewith, a doctor for uniforming a thickness of the printing material left on the upper side face of the screen, and a cleaner including a scraping bucket which moves on the underside face of the screen while being kept in contact therewith so as to scrape the printing material attached to the underside face of the screen upon applying operation of the squeegee. The scraping bucket comprises a bucket body formed into a concave shape with an open top in profile, and a scraping strip formed on an end of one side wall of the bucket body, which is inclined toward an advance direction of the scraping bucket.

REFERENCES:
patent: 4389936 (1983-06-01), Jaffa et al.
patent: 4509455 (1985-04-01), Shirataki
patent: 4808237 (1989-02-01), McCormick et al.
patent: 4813352 (1989-03-01), Ericson
patent: 4989510 (1991-02-01), Kolblin et al.

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