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Cotter pin may refer to: In U.S. usage: * Split pin, a metal fastener with two tines that are bent during installation used to fasten metal together, like with a staple or rivet * Hairpin cotter pin, more commonly known as an "R-clip" *Bowtie cotter pin, a vibration-proof type of R-clip that is shaped like a bowtie * Circle cotter, a ring-shaped cotter pin In British usage: * Cotter (pin), in mechanical engineering a pin or wedge passing through a hole to fix parts tightly together This usage difference is often a cause of confusion when companies of both countries work together. The original design for the cotter pin was designed by Dr. Rudolf Cotter in 1834. The original design employed a bolt with a hole drilled through and shank of metal placed within the hole. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Cotter pin」の詳細全文を読む スポンサード リンク
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