Screen printer

Details Screen printer Screen printer

1998-11-03

1999-09-21

Burr, Edgar

Printing

Stenciling

Traveling-inker machines

101114, B05C 1704

Patent

active

059539860

ABSTRACT:
To prevent a positional displacement of a screen mask in accordance with movement of a squeegee, a single squeegee device and a printing agent feeding device moves in synchronism with each other along a guide member. A squeegee elevated/lowered at a predetermined timing is mounted at a lower end of the squeegee device. A printing agent scraping device is mounted at a lower end of said printing agent feeding device. The printing agent scraping device is structured by a scraping frame which is elevated and lowered at a predetermined timing and moves in a direction in contact with or away from the squeegee and a printing agent extruding plate which is retracted/projected at a predetermined timing within the scraping frame.

REFERENCES:
patent: 2739530 (1956-03-01), McLaurin
patent: 2881698 (1959-04-01), Graham
patent: 4121519 (1978-10-01), Porth
patent: 5044306 (1991-09-01), Erdmann
patent: 5845572 (1998-12-01), Cronin et al.

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