Title:
鍛造素材
Document Type and Number:
Japanese Patent JP6903473
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide forging material to which lubrication oil can be applied in a proper condition.SOLUTION: The invention is directed to aluminum-made forging material 1 for forming forging 1b by die-forging. The forging material has a nearly columnar appearance shape, and is formed so that an oil pocket part 11 having an inwardly dented form continuously extends along an axial center direction on an outer peripheral surface.SELECTED DRAWING: Figure 1
Inventors:
Hashimoto Shoshi
Application Number:
JP2017079926A
Publication Date:
July 14, 2021
Filing Date:
April 13, 2017
Export Citation:
Assignee:
SHOWA DENKO K.K.
International Classes:
B21J3/00; B21H1/00; B21J5/00; B21J5/02; B23B3/22; B23B15/00
Domestic Patent References:
| JP2007136502A | ||||
| JP48006331U | ||||
| JP2016112621A | ||||
| JP2014004602A | ||||
| JP61229439A |
Attorney, Agent or Firm:
Yoshihito Shimizu
Hisayoshi Shimizu
Ken Takada
Kenbun Sugiura
Hisayoshi Shimizu
Ken Takada
Kenbun Sugiura