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 JP7909877ApriorityCriticalpatent/JPS5413566A/en
Publication of JPS5413566ApublicationCriticalpatent/JPS5413566A/en
Casting Or Compression Moulding Of Plastics Or The Like
(AREA)
Injection Moulding Of Plastics Or The Like
(AREA)
Abstract
PURPOSE: A foamed synthetic resin different in linear thermal expansion coefficiency from the insert material is poured around the circumference of the insert material and molded to produce products of insert molding of high reliability in strength with reduction in the production cost.
COPYRIGHT: (C)1979,JPO&Japio
JP7909877A1977-07-041977-07-04Product of insert molding
PendingJPS5413566A
(en)