Loading patent…
AssigneeNeturen Co., Ltd.
InventorsTakashi Yamawaki, Ryosuke Suzuki, Tetsuji Murata, Tsuyoshi Yamamoto, Yutaka Kiyosawa
Estimating the term…
The one end side portion is nipped by a jig including a jig member having a pair of convex portions which are to be fitted to a depressions in contact with a tooth side face and a inclined portion and positioning a bar and a jig member which is to be clamped/opened with respect to the jig member. A die having an inside diameter smaller than the diameter of the outer periphery is pressed onto the outer periphery of the end portion of the cylindrical end side portion projected from the jig up to a press-in depth determined preliminarily based on the rack, so as to reduce the diameter of the end portion.
A method for manufacturing a hollow rack having a tooth portion which meshes with a pinion in a shaft portion thereof while an inner threaded portion for connecting to a ball joint is formed in an inner peripheral face of an end portion thereof, comprising:
A method for manufacturing a hollow rack having a tooth portion which meshes with a pinion in a shaft portion thereof while an inner threaded portion for connecting to a ball joint is formed in an inner peripheral face of an end portion thereof, comprising:
Dependencies are inferred from the claim text.