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https://drivepatents.com/patents/938523 · 31 Aug 2016
A fixed conical plate that is fixed to a rotation shaft, a movable conical plate that moves in the axial direction of the rotation shaft with respect to the fixed conical plate, a slide mechanism that moves the movable conical plate, and a controller that ...
https://drivepatents.com/patents/938523 · 31 Aug 2016
A fixed conical plate that is fixed to a rotation shaft, a movable conical plate that moves in the axial direction of the rotation shaft with respect to the fixed conical plate, a slide mechanism that moves the movable conical plate, and a controller that ...