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专利名称:Method and apparatus for extending
material life in a bias transfer roll
发明人:Robert A. Gross,Kenneth W. Pietrowski申请号:US07/7506申请日:19911108公开号:US05420677A公开日:19950530
摘要:A method and apparatus for extending the electrical life of a bias transfer roll isdisclosed. The apparatus includes a biasing member comprising a bias roll member orother charging device for reversing current flow through the bias transfer roll. Theapparatus of the present invention permits reversal of current flow through a biastransfer roll to replenish ions depleted therefrom during the transfer process.
申请人:XEROX CORPORATION
代理人:Denis A. Robitaille
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