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Title: Sensing roller for in-process thickness measurement

An apparatus and method are disclosed for processing materials by sensing roller, in which the sensing roller has a plurality of conductive rings (electrodes) separated by rings of dielectric material. Sensing capacitances or impedances between the electrodes provides information on thicknesses of the materials being processed, location of wires therein, and other like characteristics of the materials. 6 figs.
Inventors:
Issue Date:
OSTI Identifier:
264576
Assignee:
Sandia Corp., Albuquerque, NM (United States) SNL; SCA: 320303; 360101; PA: EDB-96:120299; SN: 96001625917
Patent Number(s):
US 5,537,048/A/
Application Number:
PAN: 8-213,438
Contract Number:
AC04-76DP00789
Resource Relation:
Other Information: PBD: 16 Jul 1996
Research Org:
AT&T Corporation
Country of Publication:
United States
Language:
English
Subject:
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION; 36 MATERIALS SCIENCE; MATERIALS; ROLLING; THICKNESS GAGES; DESIGN; MATERIALS HANDLING EQUIPMENT; PROCESS CONTROL; MONITORING

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