Patent ID: 6092353
Filing Date: 2000-07-25
Classification: B43M

Abstract:
A device for extracting the contents of an envelope pre-cut on three sides comprising:at least one bi-directional upper extraction roller;at least one bi-directional lower extraction roller cooperating with said upper extraction rollers;a receptacle for receiving the extracted contents of the envelope; anda controller for causing said upper and said lower extraction rollers to unfold the envelope and extract its contents by causing said upper and said lower extraction rollers to move forward and rearward in accordance with the following successive steps:a) said upper and said lower extraction rollers move the envelope in a forward direction, the envelope being oriented with its uncut side facing a rearward direction,b) said lower extraction rollers cease moving and said upper extraction rollers move an upper fold of the envelope in the rearward direction, whereby the upper fold is rounded and opened,c) said upper and said lower extraction rollers move the opened envelope and its contents in the forward direction until the contents are disengaged from said upper and said lower extraction rollers, but the opened envelope is still held therebetween, andd) said upper and said lower extraction rollers cease to move, thereby causing the contents of the envelope to escape and be collected in said receptacle.