专利名称:Harddiskdrivedevicemanufacturing
methodforcabodymaterialforca
bodyandmaterialforcabody
发明人:佐藤正広
申请号:JP2014524870
申请日:20130711
公开号:JPWO2014010678A1
公开日:20160623
专利内容由知识产权出版社提供
专利附图:
摘要:Accordingtotheprentinvention,asamethodofmanufacturingamaterialfor
acabodyofaharddiskdrivedevice(HDD)ca,itisdifficulttocaudefectsinathin
portion,andafineshapeportioncanbeaccuratelyformed,andrigidity,strength,
machinability,bonding,alingproperty,ging
materialmadeofaluminumalloy,thedieisforgedtotheintermediateshapeof
intermediateshapeandintermediatesizebyhotforging,andtheintermediatematerialis
he
intermediatematerialistakenoutfromthehotforgingdie,theintermediatematerialis
quenchedfromthecoldforgingdieinthecoldforgingdieofthecondstageforging
processandisquenchedbycoldforging.
申请人:昭和電工株式会社
地址:東京都港区芝大門1丁目13番9号
国籍:JP
代理人:志賀正武,鈴木三義,荒則彦,三國修
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