Patent ID: 7484726
Filing Date: 2009-02-03
Classification: B65H,Y10T

Abstract:
1. A sheet feeding device adapted to be placed beside a sheet processing apparatus by being lifted on a side close to the sheet processing apparatus for engagement with the sheet processing apparatus, the sheet feeding device comprising: a housing for storing sheets to be supplied to the sheet processing apparatus; casters for supporting the housing, the casters being mounted on a bottom portion of the housing and including a first caster and a second caster, the first caster being located close to the sheet processing apparatus so as to be movable upward and downward, the second caster being located far from the sheet processing apparatus, wherein the first caster has: a roller; and a support for rotatably supporting the roller, the support being mounted so as to be pivotable within a predetermined range around a pivot shaft that is mounted on the housing, wherein the support has a slit of vertically elongated shape, and wherein the housing has a screw hole to face the slit, for a screw for securing the support to the housing to be screwed thereinto through the slit; a torsion spring for applying a downward force to the first caster, wherein the torsion spring is mounted horizontally, wherein the torsion spring applies a downward force to the support; and an adjusting member for fixing a vertical position of the support.