Cleaning apparatus of electrophotographic copying machine

Details Cleaning apparatus of electrophotographic copying machine Cleaning apparatus of electrophotographic copying machine

1984-04-24

1986-03-18

Braun, Fred L.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

1525651, G03G 2100

Patent

active

045764689

ABSTRACT:
The cleaning apparatus includes a pair of parallel elastic plates, corresponding end portions of the elastic plates are integrally connected to each other, and the other end portions of the elastic plates are fixed to an arm member which is urged towards the photoconductor drum, and a cleaning blade member is fixed to one of the elastic plates, with a top portion of the cleaning blade member projecting from the elastic plate and being in pressure contact with the surface of the photoconductor drum with a predetermined pressure, and with the angle .theta. between the upstream side of the cleaning blade in terms of the rotation of the photoconductor drum and the tangent at the contact point of the blade with the surface of the photoconductor drum is less than .pi./2.

REFERENCES:
patent: 3848992 (1974-11-01), Smith
patent: 4152067 (1979-05-01), Kubota
patent: 4334766 (1982-06-01), Sugiyama et al.
patent: 4451139 (1984-05-01), Yanagawa et al.
patent: 4498760 (1985-02-01), Sugiyama

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