Squeeze roller elevating apparatus for liquid electrophotographi

Details Squeeze roller elevating apparatus for liquid electrophotographi Squeeze roller elevating apparatus for liquid electrophotographi

1999-05-07

2000-06-06

Lee, Susan S. Y.

Electrophotography

Image formation

Development

399348, G03G 1510, G03G 2100

Patent

active

060729732

ABSTRACT:
A squeeze roller elevating apparatus for a liquid electrophotographic printer in which a squeeze roller selectively presses a photoreceptor belt, the photoreceptor belt being supported by a belt, the apparatus including a squeeze frame fixed to the belt frame to support the squeeze roller, the squeeze roller being capable of elevating, and an elevating mechanism for elevating the squeeze roller. The elevating mechanism includes a driving motor, a winch drum being rotated by the driving motor, a mobile pulley rotatably installed at one end portion of a rotation shaft of the squeeze roller, and a wire having one end thereof fixed to the squeeze frame and the other end thereof wound about the winch drum, to support the mobile pulley, wherein, when the winch drum is rotated by the driving motor, the wire is wound or released so that the mobile pulley and the squeeze roller ascend or descend, respectively.

REFERENCES:
patent: 5432591 (1995-07-01), Geleynse
patent: 5481341 (1996-01-01), Sypula et al.
patent: 5521685 (1996-05-01), Barnes et al.
patent: 5913096 (1999-06-01), Park

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