Tubular heating element with conical heating coil

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United States of America Patent

PATENT NO 7538301
APP PUB NO 20060249508A1
SERIAL NO

11379074

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A tubular heating element for heating fluid media, in particular for household appliances, comprising a jacket pipe inside which there is disposed at least one heating coil made of an electrical resistance heating wire and embedded in an electrical insulation material, the heating coil having a first and a second terminal portion by means of which the heating coil is connected to a source of current via at least one connection element at each end, and at least one operating portion extending between the two terminal portions of the heating coil. It is further specified that the diameter of said heating coil increases at at least one terminal portion in the direction of the operating portion.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BLECKMANN GMBH & CO KGBÜRMOOSER STRASSE 5 LAMPRECHTSHAUSEN 5112

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pleschinger, Andreas Anthering, AT 16 45
Teufl, Gernot Hallein, AT 7 21

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