Wireless data transmitting and receiving system

Details Wireless data transmitting and receiving system Wireless data transmitting and receiving system

B - Operations, Transporting

25

B

B25B 23/14 (2006.01) G08C 17/02 (2006.01)

Patent

CA 2700038

There is provided a wireless data transmitting and receiving system that wirelessly transmits a signal regarding a torque acting on a rotary shaft and/or a rotation angle of the rotary shaft from a data transmitting unit disposed in the rotary shaft to a data receiving unit. The wireless data transmitting and receiving system includes: a data transmitting unit (20) provided on the rotary shaft (52) of a tightening machine (50) to detect the torque and the rotation angle, the data transmitting unit (20) including a torque sensor (21) disposed so as to be capable of sensing a toque acting on the rotary shaft (52), a rotation angle sensor (29) disposed so as to be capable of a rotation angle of the rotary shaft (52) , and transmitting means (22) that is electrically connected to the foregoing sensors (21,29), and wirelessly transmits signals regarding the torque detected in the torque sensor (21) and the rotation angle detected in the rotation angle sensor (29) ; and a data receiving unit (30) including receiving means (32) that receives the transmitted signals regarding the torque and the rotation angle, and display means (40) that displays the signals regarding the torque and the rotation angle received by the receiving means (32).

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