Divider seal for split-fountain chambered doctor blade for a fle

Details Divider seal for split-fountain chambered doctor blade for a fle Divider seal for split-fountain chambered doctor blade for a fle

1992-01-22

1993-09-14

Burr, Edgar S.

Printing

Multicolor

Inkers

101364, B41F 3100

Patent

active

052439070

ABSTRACT:
A divider seal for a split-fountain chambered doctor blade for a printing press, comprising a seal contoured to sealingly engage a circumferential surface of a rotating cylinder, a seal retainer for retaining the seal in sealing engagement with the rotating cylinder, and pneumatic biasing structure, such as a pneumatic bladder, acting on the seal retainer for resiliently biasing the seal into sealing engagement with the rotating cylinder.

REFERENCES:
patent: 3339485 (1967-09-01), Rytterholm
patent: 3831517 (1974-08-01), Wagner
patent: 4316428 (1982-02-01), Flaum et al.
patent: 4559871 (1985-12-01), Kutzner et al.
patent: 4667595 (1987-05-01), Geretzki
patent: 4754701 (1988-07-01), Batke et al.
patent: 4796528 (1989-01-01), Sarazen
patent: 4991504 (1991-02-01), Fina
patent: 5003876 (1991-04-01), Harrison et al.
patent: 5012736 (1991-05-01), Van Kanegan et al.
patent: 5085144 (1992-02-01), Lindstrom et al.

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