Apparatus for sealing a metering roll

Details Apparatus for sealing a metering roll Apparatus for sealing a metering roll

1992-08-31

1994-08-23

Braun, Fred L.

Photocopying

Contact printing

Light boxes

118 60, 277 12, 277DIG7, G03G 1520

Patent

active

053411986

ABSTRACT:
An end sealed metering apparatus includes a cylindrical metering roll mounted for rotation about a central longitudinal axis, a blade aligned with the longitudinal axis and contacting the metering roll, an elastomeric seal supported against an end of the metering roll, a rigid plate coupled with the elastomeric seal for holding the elastomeric seal stationary while the metering roll rotates, and a spring for urging the rigid plate and elastomeric seal against the end of the metering roll.

REFERENCES:
patent: 4026238 (1977-05-01), Bar-on
patent: 4055143 (1977-10-01), Hattler et al.
patent: 4426953 (1984-01-01), Kromm et al.
patent: 5142122 (1992-08-01), Ariyama
patent: 5202734 (1993-04-01), Pawlik et al.

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