Front to back adjustment for carriage assembly

摘要

Apparatus for adjusting the relative position of a carriage assembly to a platen on a printer frame comprising first and second parallel supports mounted to a printer frame in spaced apart relationship parallel to said platen, a pulley support assembly mounted on one of the supports for movement parallel to said one support, a bearing assembly slidably mounted on the other of the supports, a carriage assembly detachably mounted to said pulley support assembly and slidably attached to the bearing assembly to allow movement of the carriage assembly towards or away from the bearing assembly while maintaining contact with the bearing, and means for adjusting the one support in a horizontal plane towards or away from the platen whereby the carriage assembly is moved toward or away from the platen.