| 摘要 |
A clutch which is combined with a rotation device rotating about an axis comprises: a rotation member provided with a first surface which is perpendicular to the axis, a first bottom surface which is located further rearward in the axial direction than the first surface, and first clutch teeth which are arranged in the circumferential direction and which protrude more in the axial direction than the first surface and the bottom surface; and a clutch member provided with a second bottom surface, second clutch teeth which are arranged in the circumferential direction, protrude in the axial direction from the second bottom surface, and can engage with the first clutch teeth, and an inner peripheral wall which connects the inner peripheral ends of the second clutch teeth and which protrudes in the axial direction toward the rotation member, the clutch member being movable in the axial direction relative to the rotation member. |
