Line printer equipped with easily assembled/replaceable print head

摘要

A line printer comprises a frame having a pair of spaced-apart side walls, a platen having a shaft mounted to the side walls for pivotal movement, a print head interposed between the side walls and positioned in pressure contact with the platen, and a head-up lever mounted on one of the side walls for releasing the print head from pressure contact with the platen. The head-up lever is mounted on the shaft of the platen for pivotal movement relative thereto.