Vacuum assisted bead pick off apparatus having a spiral plural l

Details Vacuum assisted bead pick off apparatus having a spiral plural l Vacuum assisted bead pick off apparatus having a spiral plural l

1995-12-04

1998-05-12

Lee, S.

Electrophotography

Image formation

Development

G03G 15095

Patent

active

057521387

ABSTRACT:
An apparatus for removing magnetic granules from a moving imaging surface in a region between a developer station and a transfer station is provided. The apparatus includes a removing member located between the developer station and the transfer station. The removing member is rotatable about a longitudinal axis. A groove is located in an exterior surface of the removing member. A portion of the groove extends in a direction skewed to the longitudinal axis of the removing member. The apparatus also includes a a magnetic member which is operatively associated with the removing member. The magnetic member generates a magnetic field to attract the magnetic granules from the imaging surface to the removing member. The removing member and the magnetic member move relatively to one another.

REFERENCES:
patent: 4292924 (1981-10-01), Lindblad et al.
patent: 4466730 (1984-08-01), Jugle
patent: 5225880 (1993-07-01), Shehata et al.
patent: 5280323 (1994-01-01), Alvarez et al.
patent: 5283617 (1994-02-01), Benedict et al.
patent: 5379094 (1995-01-01), Wing et al.
patent: 5404215 (1995-04-01), Bares

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