Hirata Corporation

Michitomo Ueda

Yukihiro Kawamoto

Kotaro Takamura

A snap ring attachment includes a guide cylinder () defining a guide path () having a region of a supply port side of a snap ring exhibiting a circular section and a region of an exit side of the snap ring exhibiting an oval section and continuously varying from the circular section to the oval section, so as to guide the snap ring toward an attachment groove, a posture changing and pressing mechanism () provided in the guide cylinder for pressing the snap ring supplied in an upright state vertical to the extending direction of the guide path while being radially contracted, to tiltingly move it, then again erect it, and press it while changing its posture to be pushed into the attachment groove, and a driving mechanism () for exerting driving force to generate pressing force in the posture changing and pressing mechanism.

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Tokyo, Japan

Michitomo Ueda