| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an assembly structure of a balancer device capable of enhancing stiffness of a crankcase, particularly, in its opening vicinity, and capable of making oil smoothly flow down in an oil pan via an opening by avoiding interference between a fastening part and the oil. <P>SOLUTION: As this assembly structure of the balancer device 23 of an internal combustion engine, the balancer device 23 is assembled in the crankcase 13 formed with the opening 32b for making the oil flow down. In the crankcase 13, a protrusion part 35 protruding upward in the vertical direction is formed in a peripheral edge part 33a of the opening 32b, and the protrusion part 35 is formed with the fastening part 37 for fastening the balancer device 23 to the crankcase 13. <P>COPYRIGHT: (C)2013,JPO&INPIT |
