Mitsu Tec Co., Ltd.

Sumikazu Tsuchitani

Toyoji Machida

Makio Miyamoto

Wataru Awata

Kazuyuki Zenio

The tip ( ) of a rear-end mount ( ) that fastens the piezoelectric element ( ) is tapered. The rearmost part ( ) of the rear-end mount ( ) that fastens the piezoelectric element ( ) is indented in a U shape. An eccentric pin ( ), which extends in the direction perpendicular to the longitudinal direction of the piezoelectric element ( ), is fitted in this indentation. The rear-end mount ( ), which fastens one end of the finger ( ), is provided with a pin ( ) that extends in the direction perpendicular to the longitudinal direction of the piezoelectric element ( ). This pin ( ) is provided with a spiral groove ( ) over practically its entire length.

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Hyogo, Japan

Sumikazu Tsuchitani