US PATENT SUBCLASS 493 / 31
.~.~ Malfunctioning machine element

Current as of: June, 1999
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493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

3  DF  CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {5}
30  DF  .~ Responsive to machine element {4}
31.~.~ Malfunctioning machine element {1}
32  DF  .~.~.~> Responsive to stress of machine element {1}

DEFINITION

Classification: 493/31

Malfunctioning machine element:

(under subclass 30) Method or apparatus including detecting a characteristic of the component indicative of an undesired condition.