Patent ID: 6015148
Filing Date: 2000-01-18
Classification: B41J

Abstract:
A method of assuring supply of paper to a printer with variable paper feeding capacity, comprising the steps of:providing a body; forming a cassette mounting portion disposed on bottom side of said body, having a paper feeding device, a plurality of sidewalls with a first height, and cassette mounting rails forming, and providing a first space between said sidewalls;forming a minimum capacity paper cassette having a first paper holding portion of a first paper holding capacity, first cassette channels permitting said cassette mounting rails to slide, and the same height as said first height of said sidewalls, and being accommodated into said first space;forming a large capacity paper cassette having a second paper holding portion of a second paper holding capacity greater than said first paper holding capacity, second channels permitting said cassette mounting rails to slide, and a second height longer than said first height of said sidewalls and occupying a second space larger than said first space; andproviding a plurality of height compensators attached to said side walls, having approximately same height as difference in height between said first height and said second height and approximately same as difference in space between said first space and said second space so as to accommodate said large capacity paper cassette when said large capacity paper cassette is inserted into said cassette mounting portion in place of said minimum capacity paper cassette.