Title:
PRODUCTION METHOD OF ROTARY EQUIPMENT
Document Type and Number:
Japanese Patent JP2016043440
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a technology for restraining a variation in a shape of a dynamic pressure generating groove in production of rotary equipment.SOLUTION: A production method of rotary equipment of the present invention is the production method of the rotary equipment of including a part for forming a dynamic pressure generating groove for generating fluid dynamic pressure by relatively rotating, and includes preparing a cutting tool having an edge of multiply coating a lower layer film of a titanium compound and a surface layer film of a titanium compound separate from the titanium compound, and forming the dynamic pressure generating groove by contacting with the part for forming the dynamic pressure generating groove while vibrating the edge.SELECTED DRAWING: Figure 3
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Inventors:
AOSHIMA NAONORI
Application Number:
JP2014168668A
Publication Date:
April 04, 2016
Filing Date:
August 21, 2014
Export Citation:
Assignee:
SAMSUNG ELECTROMECHANICS JAPAN ADVANCED TECH CO LTD
International Classes:
B23B1/00; B23B5/48; B23B27/14; F16C17/02; F16C33/14; G11B19/20; H02K15/14
Attorney, Agent or Firm:
Sakaki Morishita
Yusuke Murata
Tomoyuki Miki
Hiro Iwai
Yuichi Tatsumi
Yusuke Murata
Tomoyuki Miki
Hiro Iwai
Yuichi Tatsumi