Patent ID: 6135436
Filing Date: 2000-10-24
Classification: B65H

Abstract:
An envelope pressing device in a printer having a paper cassette which is loaded with a plurality of envelopes and which feeds the envelopes, one by one, by means of a pickup roller, said device comprising:a hinge shaft rotatably connected to a lower surface of a body frame of the printer;a pressing plate rotatably connected to the hinge shaft for pressing down on the envelopes, said pressing plate having first and second holes of a predetermined size formed on respective side surfaces thereof and a slot formed on one side surface thereof;a lever shaft inserted into the first and second holes;a lever plate fixed to an end of the lever shaft and having a third hole formed on a side surface thereof and a fourth hole formed below the third hole;a first spring wound around the lever shaft and having a first end inserted into the third hole and a second end inserted into the slot of the pressing plate; anda second spring having a first end inserted into the fourth hole and a second end connected to a side surface of the body frame for returning the lever shaft to an original position.