Browse Prior Art Database

Gap Sensor for Highly Reflective Opaque Documents

IP.com Disclosure Number: IPCOM000070079D
Original Publication Date: 1978-Aug-01
Included in the Prior Art Database: 2005-Feb-21

Publishing Venue

IBM

Related People

Authors:
Abbott, PE [+details]

Abstract

This article describes a technique for reliably detecting gaps between highly reflective opaque documents in a document feed path using a reflective-type light-emitting diode (LED)/phototransistor sensor.