Device for assessing processing stresses
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United States of America Patent
Stats
-
May 16, 1989
Grant Date -
N/A
app pub date -
Oct 26, 1987
filing date -
Oct 27, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for assessing stresses in mechanical processing of agricultural or manufactured products has a core 11 and, adjacent to the surface a layer of piezo-electric plastic material 13. The device has physical characteristics simulating those of the product. In use the device is included in a batch of products being processed and the piezo-electric signals caused by the stresses are analyzed by electronic equipment either external to or contained within the device to locate when and where damaging stresses occurred.
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