MATRIX PRINTER, IN PARTICULAR A MATRIX LINE PRINTER

摘要

A matrix line printer which includes a shuttle-carrier mounted in a frame for limited reciprocating movement and supporting a plurality of print elements; a plurality of rollers are journalled in the frame and arranged parallel to the direction of reciprocating movement of the shuttle, projections on the shuttle engage the rollers; a pair of circularly round, cylindrical guide pins are arranged in coaxial relation to each other and mounted to respective opposite ends of the shuttle, run in a pair of corresponding sleeve-like bearings; leaf springs on the shuttle urge the projection against the rollers; and additional springs are arranged transversely to the coaxial alignment of said pins for balancing purposes.