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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Hitachi Heating Appliances Co Ltd
Hitachi Netsu Kigu KK
Original Assignee
Hitachi Heating Appliances Co Ltd
Hitachi Netsu Kigu KK
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 Heating Appliances Co Ltd, Hitachi Netsu Kigu KKfiledCriticalHitachi Heating Appliances Co Ltd
Priority to JP1940678ApriorityCriticalpatent/JPS54112042A/en
Publication of JPS54112042ApublicationCriticalpatent/JPS54112042A/en
PURPOSE: To provide the frit sealing of a sheathed heater, by filling the heater terminal with frit and melting the frit after being covered with a ceramic plug under a certain load.
CONSTITUTION: A terminal of a sheathed heater is filled with frit and covered with a ceramic plug 6 together with a fixing nut 8. The terminal is then heated to melt the firt for sealing and fixing the terminal.
COPYRIGHT: (C)1979,JPO&Japio
JP1940678A1978-02-221978-02-22Terminal sealing method of sheathed heater
PendingJPS54112042A
(en)