To provide a wireless state detecting system, simply added without requiring any large-scale work for the existing equipment, and detecting a change in state of a number of detection objects using one wireless receiver.
A wireless transmitter and a shielding means corresponding thereto are provided for the detection object having a fixed part and a movable part movably provided on the fixed part, and according to the movement of the movable part, the shielding means shields a radio wave transmitted by the wireless transmitter. In this configuration, a wireless receiver is installed at a position to receive the radio wave transmitted by the wireless transmitter provided on the detection object wireless state detecting system, whereby the possibility of receiving a radio wave transmitted by the wireless transmitter or a change in its receiving strength is watched to simply detect the state of the detection object.
IOKURA SHIGENORI
YANAKA KAZUHISA
TAMA TLO LTD
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