Patent ID: 7011463

Claim:
A printer having a roll paper compartment for housing a recording paper roll, the roll paper compartment comprising: a bottom panel; a fixed side panel defining one side of the roll paper compartment in alignment with the width of the printer parallel to its longitudinal axis; and a movable divider defining another side of the roll paper compartment in substantial alignment with the width of the printer with said movable divider located opposite said fixed side panel and having one or more connecting member(s) for detachably connecting said movable divider to said bottom panel such that said movable divider can assume a plurality of different positions laterally displaced from one another in alignment with said fixed side panel to adjustably accommodate different widths of roll paper and to facilitate placement of a remaining paper detector in the roll paper compartment for detecting if the paper remaining on the paper roll is less than or equal to a predetermined amount; said movable divider being removably assembled to the bottom panel and having a detector mounting part for removably installing said remaining paper detector; wherein the divider is removably connected to one of a multiple number of positions in said roll paper compartment space apart along the bottom panel for adjusting the location of the divider widthwise to the printer; wherein the divider comprises a plurality of protruding pins or a plurality of recessed holes; and wherein the bottom panel has a set of complementary holes for inserting the pins, or a set of complementary pins for insertion into the recessed holes, at a selected one of the multiple positions widthwise to the printer.