THERMAL PRINTER

摘要

A thermal printer capable of easily attaching and detaching a thermal head frame having a thermal head mounted thereon. A thermal printer (10) in which a thermal head frame (34) having a thermal head (26) mounted thereon is attachable to and detachable from a printer body (16), includes: the thermal head frame has a protrusion (34a) at one end and a claw portion (36b) at the other end; a pair of thermal head frame mounting portions (40a) and (40b) in the printer body (16) oppose each other at a distance that is smaller than a width of the thermal head frame (34); a hole (42a) in portion (40a) receives the protrusion and a hole (42b) in portion (40b) receives the claw portion; and spring members (44a) and (44b) between the pair of thermal head frame mounting portions (40a) and (40b) urge the thermal head frame to a position setting the holes (42a, 42b).

主权项

1. A thermal printer comprising:
a printer body; a thermal head frame and a thermal head mounted on the frame, the frame being attachable to and detachable from the printer body; the thermal head frame which has a protruding portion located at one end of the frame and has a claw portion located at an opposite end of the frame; a pair of thermal head frame mounting portions mounted in the printer body oppose each other and are spaced apart at a distance that is smaller than a width of the thermal head frame; a hole in one frame mounting portion into which the protruding portion of the head frame is inserted and a hole in the other frame mounting portion into which the claw portion is inserted; and a spring member between the pair of thermal head frame mounting portions, the spring member being configured to bias the thermal head in a direction for causing the protruding portion of the head and the claw of the head to be held in their respective holes in the opposing mounting portions.