Apparatus for moving a print heat of a serial matrix printer into or out of contact with a recording medium in which the required motion is achieved during translation of the print head along the print line by a cam and follower and in which the contact pressure of the print heat is resiliently maintained.
申请公布号
US4397576(A)
申请公布日期
1983.08.09
申请号
US19810332799
申请日期
1981.12.21
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
DREJZA, JOHN E.;MANNING, DONALD F.;WILSON, III, JOSEPH T.