Seal for fountain chambered doctor blade for a flexographic prin

Details Seal for fountain chambered doctor blade for a flexographic prin Seal for fountain chambered doctor blade for a flexographic prin

1995-09-14

1997-03-11

Burr, Edgar S.

Printing

Multicolor

Inkers

101364, B41F 3100

Patent

active

RE0354716

ABSTRACT:
A [divider] seal for a [split-fountain] 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.

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patent: 4165688 (1979-08-01), Leanna et al.
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patent: 4559871 (1985-12-01), Kutzer et al.
patent: 4667595 (1987-05-01), Geretzki
patent: 4754701 (1988-07-01), Batke et al.
patent: 4796528 (1989-01-01), Sarazen
patent: 4810570 (1989-03-01), Rutten et al.
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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