PROBLEM TO BE SOLVED: To provide an operation device for transmission capable of maintaining a state of excellently pressing operation to an intermittent power mechanism, without increasing an installation space.SOLUTION: An operation device for transmission includes: a slide member 43 sliding along a rotational axial core direction of a friction type intermittent power mechanism 24, and pressing the intermittent mechanism 24 a rotational operation member 45 operating the slide member 43 rotatably around a rotational axial core a stationary member 35 positioned on the outer peripheral surface side of the slide member 43, and supported to a stationary part and a cam mechanism 47 positioned between the outer peripheral part of the slide member 43 and the inner peripheral part of the stationary member 35, and slidably moving the slide member 43 in the rotational axial core direction with rotation of the slide member 43 around the rotational axial core.SELECTED DRAWING: Figure 5COPYRIGHT: (C)2016,JPO&INPIT【課題】設置スペースを大型にすることなく、動力断続機構に対する押し操作を良好に行える状態を長期にわたって維持することが可能な伝動用操作装置を提供する。【解決手段】摩擦式の動力断続機構24の回転軸芯方向に沿ってスライドして動力断続機構24を押し操作するスライド部材43と、スライド部材43を回転軸芯周りで回動操作自在な回動操作部材45と、スライド部材43の外周側に位置するとともに固定部に支持された固定部材35と、スライド部材43の外周部と固定部材35の内周部との間に位置するとともに、スライド部材43の回転軸芯周りでの回動に伴って、スライド部材43を回転軸芯方向にスライド移動させるカム機構47とを備えている。【選択図】 図5