Patent Application No.4
Abstract : A bar code printer includes a device holder, a cover body and a base. The design of the spring bar, the buffer gear set, and the fastener and the projection make the opening between the cover body and the base plate on the rear part pivotally and smoothly. Closed and true; set up a belt axis on the device seat on the solid body of Filium, which is set on the device base with the inserting part and the abutting part at both ends, and an adjustable elastic piece is arranged on it, which can be used for different specifications. The ribbon is installed; the DC motor provided in the device holder and the stepping motor for driving the printed sticker are controlled by the control circuit, so that the operation can be synchronized, and the printed barcode sticker can be output stably. .