Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP1624677ApriorityCriticalpatent/JPS53102264A/en
Publication of JPS53102264ApublicationCriticalpatent/JPS53102264A/en
Mounting, Exchange, And Manufacturing Of Dies
(AREA)
Abstract
PURPOSE: To economically improve the accuracy of the finished face, by roughly forming the die face first of all, and next, by processing with the electrical discharge machining so as to form an accurately finished face.
COPYRIGHT: (C)1978,JPO&Japio
JP1624677A1977-02-181977-02-18Manufacture of dies
PendingJPS53102264A
(en)