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.)
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Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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Filing date
Publication date
Application filed by Toyota Motor CorpfiledCriticalToyota Motor Corp
Priority to JP924377ApriorityCriticalpatent/JPS5395158A/en
Publication of JPS5395158ApublicationCriticalpatent/JPS5395158A/en
PURPOSE:To efficiently produce the hollow piston without necessity of cutting work, by roll-forming the boot-groove in the previously shaped cut type blank using the segmental die and the roller die.
JP924377A1977-02-011977-02-01Rotary swaging method for hollow piston for brake
PendingJPS5395158A
(en)
"WORKING PROCEDURE IN THE CASE OF INDIRECT METAL EXTRUSION, AFTER THE PRESSING PROCESS, AS WELL AS A PROVISION IN AN INDIRECT METAL EXTRUSION PRESS FOR THE CONDUCT OF THE WORKING PROCEDURE".