Title:
インパクトプレス加工用の金属塊、インパクトプレス加工用の金属塊の製造方法、金属筒状体、金属筒状体の製造方法、電子写真感光体用の導電性基体、電子写真感光体、プロセスカートリッジ、画像形成装置
Document Type and Number:
Japanese Patent JP6872115
Kind Code:
B2
Abstract:
A metallic ingot for impact pressing includes a contact surface of the metallic ingot to contact a male mold in impact pressing having a maximum height roughness Rz of 20 μm to 50 μm and an average length of a roughness curve element RSm of 150 μm to 400 μm, the male mold being to be used in combination with a female mold in the impact pressing.
Inventors:
Shinta Kenta
Hiroshi Tamemasa
Daisuke Haruyama
Hiroshi Tamemasa
Daisuke Haruyama
Application Number:
JP2016246897A
Publication Date:
May 19, 2021
Filing Date:
December 20, 2016
Export Citation:
Assignee:
Fuji Xerox Business Innovation Co., Ltd.
International Classes:
B21C23/00; B21C23/18; B21C23/20; B21D51/26; B21J3/00; B21J5/06; B21J13/02; B21K21/04; B24C1/04; G03G5/10
Domestic Patent References:
| JP2003334631A | ||||
| JP2013066901A | ||||
| JP2010194587A | ||||
| JP2016141841A | ||||
| JP2007065163A | ||||
| JP61255351A |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office