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US 5,428,437 AGranted
Roll member wear indicator
AssigneeXerox Corporation
InventorsDaniel L. Carter, Steven W. Baldwin, Richard F. Scarlata
Life of this patent
Estimating the term…
Abstract
A roll member, typically for use in a sheet transport system, including a body portion that is susceptible to wear, wherein a visually distinguishable wear indicator is provided for indicating a predetermined amount of wear in the body of the roll member.
Claims26
A rotatable member, comprising:
- a body including a cylindrical roll that is susceptible to wear, said body having a thickness and a peripheral surface extending between opposing end portions;
- and
- means for providing a visual indication of wear in said body.
A drive transport system for transporting a substrate along a predetermined path, comprising:
- a rotatable shaft having a body that is susceptible to wear axially positioned thereon, said body having a thickness and a peripheral surface extending between opposing end portions;
- and
- means for providing a visual indication of wear in said body.
An electrostatographic printing machine including a recording medium drive transport system for transporting a substrate along a predetermined path, comprising:
- a rotatable shaft having a body that is susceptible to wear axially positioned thereon, said body having a thickness and a peripheral surface extending between opposing end portions;
- and
- means for providing a visual indication of wear in said body.
Dependencies are inferred from the claim text.