| 摘要 |
PURPOSE:To make fitting of a lubricator easy and also to enable speedy supply of lubricating oil by forming a fitting face on the outer wall face of a crank case and by having a reed valve and an oil pump on this fitting face as well as having an intake passage opened thereon. CONSTITUTION:A crank case 11 has a projection portion 11a which projects outward and an intake passage 29 opened to a crank chamber 22 and a fitting hole 43 are formed in the projection portion 11a. A fitting face 30 is formed on the projection end of a projection portion 11a, and on this fitting face, a reed valve 31 and an inlet pipe 32 are fitted to the opened circumferential end portion of the intake passage 29, and also an oil pump 34 is fitted thereto in the vicinity of the inlet pipe 32. |
