Doctor blade with non-homogeneous stiffness properties

Details Doctor blade with non-homogeneous stiffness properties Doctor blade with non-homogeneous stiffness properties

1983-07-05

1985-10-29

Alvo, Steve

Paper making and fiber liberation

Apparatus

Web creping or crinkling type

1525651, 428113, D21G 300, D21G 302, D21G 304

Patent

active

045499330

ABSTRACT:
A composite doctor blade with non-homogeneous stiffness properties and having a plurality of juxtaposed fibrous layers which are encapsulated in an epoxy resin. The composite blade has a fibrous core, intermediate uni-directional graphite fiber layers and outer fibrous layers. The uni-directional graphite fibers in the intermediate layers are oriented in the machine direction.

REFERENCES:
patent: 2767529 (1956-10-01), Scott
patent: 3768760 (1973-10-01), Jensen
patent: 4173670 (1979-11-01), Van Auken

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