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.)
ELEKTROBEHEIZUNG GmbH
Original Assignee
ELEKTROBEHEIZUNG GmbH
Publication date
Priority to DEE29662DpriorityCriticalpatent/DE394940C/de
Application grantedgrantedCritical
Publication of DE394940CpublicationCriticalpatent/DE394940C/de
H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
H01B7/00—Insulated conductors or cables characterised by their form
H01B7/16—Rigid-tube cables
Landscapes
Resistance Heating
(AREA)
Description
Abb. i.
Abb. 2.
Claims (1)
Patent-Anspruch:
Verfahren zur Herstellung elektrischer Heizkörper mit in keramische Isolationsmasse
eingebetteten Widerständen, dadurch gekennzeichnet, daß die in einem Hohlkörper den Heizleiter umgebende lose Isolationsmasse
durch Einpressen oder Einwalzen von Rillen oder Nuten beliebiger Form und Anzahl von außen nach innen
zusammengedrückt wird.
DEE29662DVerfahren zur Herstellung elektrischer Heizkoerper
ExpiredDE394940C
(de)