Patent ID: 6692122
Filing Date: 2004-02-17
Classification: B65H

Abstract:
A sheet feeding apparatus of an ink-jet printer in which sheets are provided in a main body of the printer, the apparatus comprising:a cassette to accommodate the sheets of paper, provided in the main body of the printer; a pickup roller portion to pick up the accommodated paper; a pickup roller to rotate in contact with the picked-up paper to feed the paper into the main body; and a buffer member to prevent damage to the pickup roller occurring when the pickup roller continuously performs a pickup operation when all of the paper has been fed from the cassette, the buffer member comprising: a guide portion provided in the cassette, a stop portion having first and second portions protruding from the cassette towards each other to support the pickup roller when all of the paper has been fed from the cassette, a pad installed between the stop portion and the guide portion to slide, and an elastic unit to apply a restoration force to the pad in a direction opposite to a direction in which the paper is supplied into the main body of the printer.