Global Patent Index - EP 1041343 A1

EP 1041343 A1 2000-10-04 - Method for sealingly closing the connection end side of the incandescent tube of a heating plug and heating plug with the thus obtained closure

Title (en)

Method for sealingly closing the connection end side of the incandescent tube of a heating plug and heating plug with the thus obtained closure

Title (de)

Verfahren zum abdichtenden Verschliessen des Anschlussseitigen Endbereichs des Glührohres einer Glühkerze und Glühkerzen mit verfahrensgemässem Verschluss

Title (fr)

Procédé de fermeture étanche de l'extrémité raccordée du tube à incandescence d'une bougie de réchauffage et bougie de réchauffage avec la fermeture ainsi obtenu

Publication

EP 1041343 A1 (DE)

Application

EP 00106730 A

Priority

DE 19914619 A

Abstract (en)

The heater plug has a glow tube containing one or more heating and or regulating elements embedded in insulating material. T connecting side end of the heating element is fixed to a bar-shaped inner pole protruding from the connecting side end of the gl tube. The end part of the glow tube is crimped by means of a sealing element enclosing the inner pole and sealing off the interi of the glow tube, and finally worked into a cylindrical shape.

Abstract (de)

Die vorliegende Erfindung betrifft ein Verfahren zum abdichtenden Verschließen des anschlußseitigen Endbereichs eines Glührohres einer Glühkerze, wobei man den genannten Bereich des Glührohres vercrimpt (6). <IMAGE>

IPC 1-7 (main, further and additional classification)

F23Q 7/00

IPC 8 full level (invention and additional information)

F23Q 7/00 (2006.01)

CPC (invention and additional information)

F23Q 7/001 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family

EP 1041343 A1 20001004; EP 1041343 B1 20040602; AT 268454 T 20040615; DE 19914619 A1 20001012; ES 2216750 T3 20041101; JP 2000291955 A 20001020; JP 4309015 B2 20090805; KR 20000063077 A 20001025; US 6252200 B1 20010626