Dual oscillator method for detecting flaws in a moving chain

Details Dual oscillator method for detecting flaws in a moving chain Dual oscillator method for detecting flaws in a moving chain

1983-06-10

1986-01-28

Strecker, Gerard R.

Electricity: measuring and testing

Magnetic

With means to create magnetic field to test material

324 61QS, 324202, 331 65, G01N 2782, G01R 3500

Patent

active

045674370

ABSTRACT:
A method of detecting a flaw in a moving chain is disclosed in which two identical free-running oscillators are used, and through the inductive core of one a chain is passed. A comparator circuit monitors the oscillators' outputs so that changes in mass of the chain may be sensed.

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