Patent ID: 6128457
Filing Date: 2000-10-03
Classification: G03G

Abstract:
An apparatus for elevating a squeeze roller of a liquid developing apparatus, said squeeze roller elevating apparatus comprising:a sub-block installed at a main block of said liquid developing apparatus and capable of moving up and down, said sub-block having said squeeze roller for selectively pressing a photoreceptor web installed thereon;a mobile block installed at said main block to be capable of moving up and down to support said sub-block;an elevating means for moving said mobile block up and down to allow said squeeze roller to one of contact and separate from said photoreceptor web;a piezoelectric element installed at said mobile block to support said sub-block for moving said sub-block up and down in a predetermined range by being reversibly transformed by electric current; anda power supply for selectively providing electric current to said piezoelectric element.