Electric heating – Heating devices – With heating unit structure
Patent
1981-06-04
1983-11-29
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
With heating unit structure
219283, 219505, 219523, 219540, 219544, 219553, 338 22R, H05B 302
Patent
active
044182724
ABSTRACT:
An electric heater, especially for small electric appliances, such as hair roller heaters, egg boilers, or the like, and a method of making same utilizes at least one heating element having contact-making zones on opposite planar parallel surfaces thereof, electrical connection elements in the form of essentially planar contact plates, a contact plate being placed on each of the opposite surfaces, and a holding member having a heat conducting, electrical insulating layer upon a surface thereof. The holding member is bent into a U-shape so as to hold the contact plates clamped fast to the heating elements between legs of the U-shape of the holding member and with the insulating layer disposed on an inner surface of the U-shape between the plates and holding member. In accordance with a preferred embodiment, the insulating layer is of a resilient material having a heat-conductive additive distributed therethrough and the heating elements are formed of PTC material.
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Nauerth Karl-Heinz
Roller Hanno
Fritz Eichenauer GmbH & Co. KG
Mayewsky Volodymyr Y.
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