| 摘要 |
PROBLEM TO BE SOLVED: To improve the assembling workability of a rocker arm.SOLUTION: At one end portion in a length direction of an arm body 12, a valve receiving portion 13 which has an abutting wall 17 and a pair of opposing walls 16 projecting out from both end portions of the abutting portion 17 and opposing to each other is provided. A surface side opposing to the abutting wall 17 of the valve receiving portion 13 is opened as a penetration port 25. The valve receiving portion 13 has an extraction regulating portion 27 formed on the opposite wall 16, and abutting on a head portion 83 of a valve stem 80 to regulate the extraction of the head portion 83 from the penetration port 25; an introduction port 26 crossing and communicating with the penetration port 25 to open at the one end in the length direction of the arm body 12, and introducing the head portion 83 into the valve receiving portion 13; and an advance regulating portion 24 formed at a position opposite to the head portion 83 in an advancing direction, and abutting on the head portion 83 to regulate the further advancing of the head portion 83.SELECTED DRAWING: Figure 1 |
