公开(公告)号：CA1225873A

公开(公告)日：1987-08-25

申请号：CA480731

申请日：1985-05-03

Applicant: IBM

Inventor： THORNE WILLIAM D ,  SEDGWICK DAVID M

IPC: B41J1/20

Abstract: A printer of the type including a platen, a bank of hammers extending in a straight line and spaced from the platen, a metal band on which are mounted print elements and drive means for moving the band between the platen and the hammer bank is provided with means for controlling the movement of the band. This band movement control means includes a guide surface extending along the hammer bank and bearing means located adjacent to one edge of the guide surface and including at least one bearing surface extending perpendicular to the guide surface. The control means also includes a permanent magnet means located adjacent to the guide surface and the bearing means and adapted to attract one surface of the band to the guide surface and one edge of the band to the bearing surface.