Dismiss
The InnovationQ application will be updated on Sunday, May 31st from 10am-noon ET. You may experience brief service interruptions during that time.
Browse Prior Art Database

Soft Sensing End of Ribbon

IP.com Disclosure Number: IPCOM000037740D
Original Publication Date: 1989-Jun-01
Included in the Prior Art Database: 2005-Jan-29

Publishing Venue

IBM

Related People

Authors:
DiIorio, RW Engle, DE [+details]

Abstract

Reliable end of ribbon sensing can be done without the use of dedicated sensors by monitoring the frequency of a feedback signal generated by a driven stepper motor. This same signal is commonly used for controlling the linear ribbon velocity.