| 摘要 |
PURPOSE:To enable application of a thin pipe material as a shaft in a cam shaft provided With a raised portion on the periphery of the shaft. and a cam piece is force-fitted thereto. CONSTITUTION:A material different from a shaft is fixed to the peripheral surface of the shaft 10, and a raised portion 12, which is annular or spiral, is formed. A small diameter portion, which is more than the outer diameter of the shaft and less than the outer diameter of the raised portion 12, is force- fitted thereto by a can piece 20 provided on a shaft hole 25. |
