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Title:
CERAMIC DOUBLE STRUCTURE TUBE WITH ONE END SEALED AND MANUFACTURE THEREOF
Document Type and Number:
Japanese Patent JPS643392
Kind Code:
A
Abstract:

PURPOSE: To make it possible to integrate between the end part sealing body and the tubular wall by sealing only one end of the outside tube of a double- structure tube which consists of a concentric circular outside tube and inside tube and which is integrally composed of a plurality of supporting parts.

CONSTITUTION: A double-structure tube 1 consists of an outside tube 2 and an inside tube 3. The outside tube 2 and the inside tube 3 are inter-linked with each other by a plurality of supporters 4-1, 4-3 as an entirety. Only the outside tube 2 is sealed in a test-tube like form at the leading end 5 and the leading end of the inside tube 3 is unengaged within the leading end 5 of the double- structure tube 1.


Inventors:
OSHIMA SHINJI
MISAWA HIDENOBU
Application Number:
JP1987000155401
Publication Date:
January 09, 1989
Filing Date:
June 24, 1987
Export Citation:
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Assignee:
NGK INSULATORS LTD
International Classes:
F16L9/10; B01D29/11; B28B3/20; B28B7/34; B28B11/00; B28B21/92; B28B21/98; F16L9/18; F28F21/04; H01M8/02; (IPC1-7): B28B3/20; B28B21/98; F16L9/10; F16L9/18