RACK AND PINION FOR PORTABLE THERMAL SUBLIMATION PRINTER
First Claim
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1. A rack and pinion apparatus for a thermal sublimation printer, comprising:
- the rack having a rack gear to be engaged with the pinion configured to slide in a printer;
an inclined shape wedge attached at one side of the rack configured to lift the platen roller when the rack slides;
a swing lever which rotates the swing gear when the rack slides, and transmits or cuts a power to a take-up unit driving unit; and
a pickup roller driving unit configured to lift or lower the pickup roller located above a cartridge housing in which the printing medium is loaded when the rack slides, thereby the rotation of the swing lever and the lifting and lowering of the pickup roller are operated in conjunction with the lifting and lowering of the platen roller.
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Abstract
The present invention relates to a portable sublimation printer capable of simultaneously controlling up/down of a platen roller of a portable thermal sublimation printer and up/down of a printing medium pickup roller with a rack and pinion mechanism. A portable sublimation printer having a small thickness and a light weight to a rack apparatus of a portable sublimation printer is provided.
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Citations
8 Claims
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1. A rack and pinion apparatus for a thermal sublimation printer, comprising:
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the rack having a rack gear to be engaged with the pinion configured to slide in a printer; an inclined shape wedge attached at one side of the rack configured to lift the platen roller when the rack slides; a swing lever which rotates the swing gear when the rack slides, and transmits or cuts a power to a take-up unit driving unit; and a pickup roller driving unit configured to lift or lower the pickup roller located above a cartridge housing in which the printing medium is loaded when the rack slides, thereby the rotation of the swing lever and the lifting and lowering of the pickup roller are operated in conjunction with the lifting and lowering of the platen roller. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification