| 摘要 |
A hitting position detecting device includes: a golf club which includes a shaft having a grip portion and a head portion having a face portion with a hitting surface and a rear surface and attached to the front end of the shaft; vibration wave sensors which is arranged on the side of the rear surface of the face portion and is fixed to the head portion so as to output electrical signals in accordance with a vibration wave generated upon hitting of the face portion; a calculation unit which detects arrival times in the vibration wave sensors of the vibration wave generated in the face portion upon hitting of a ball on the basis of the electrical signals, calculates a hitting position of the ball in the face portion on the basis of a difference in the plurality of arrival times, and then outputs the result as a hitting position signal; a display unit which displays the hitting position in the face portion on the basis of the hitting position signal output from the calculation unit; and a power source which supplies power to the vibration wave sensors, the calculation unit, and the display unit.
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