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Apparatus for the remote monitoring of meters and other devices

  • US 4,608,564 A
  • Filed: 11/08/1982
  • Issued: 08/26/1986
  • Est. Priority Date: 11/08/1982
  • Status: Expired due to Fees
First Claim
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1. In a meter having a rotating shaft, a remote monitoring apparatus comprising a disc made of a dielectric material, means for mounting the disc on the shaft for conjoint rotation therewith, an annular metallic rim mounted on the circumference of the disc, the rim having five spaced-apart arcuately-formed slotted apertures formed therein, two pairs of inductors fixedly mounted on the meter radially of the rim, means for sequentially energizing the pairs of inductors, means for generating a signal whenever one of the apertures in the rim bridges one of the pairs of inductors at a predetermined circumferential position of the disc, said last-named means including electronic circuit means mounted on a printed circuit board for providing a count, whereby a total of ten counts are provided for each complete revolution of the disc, and a remote means for registering the count.

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