Electrical air heating apparatus in particular for a motor vehicle
First Claim
1. An electrical air heating apparatus, comprising:
- electrical heating elements for heating air, and a housing which has a ground connection, an electrical supply connection and an electronic circuit to control supplying of electrical power to the heating elements and at which the heating elements are arranged in electrical contact with the ground connection and the electrical supply connection, wherein the housing is constructed of an electrically conducting material and in one piece with a molded-on ground connection, and wherein the heating elements and the electronic circuit are arranged in direct electrical contact with the housing.
1 Assignment
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Accused Products
Abstract
An electrical air heating apparatus, especially for a motor vehicle, with electrical heating elements (3) for heating air and a housing (1) which has a ground connection (1a), an electrical supply connection and an electronic circuit (7) to control the supplying of electrical power to the heating elements (3). In the housing (1), the heating elements (3) are arranged in electrical contact with the ground connection and the electrical supply connection. The housing (1) is made of an electrically conducting material, for example, aluminum and is constructed in one piece with a molded-on ground connection (1a). The heating elements (3) and the electronic circuit (7) are arranged in direct electrical contact with the housing (1).
24 Citations
9 Claims
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1. An electrical air heating apparatus, comprising:
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electrical heating elements for heating air, and a housing which has a ground connection, an electrical supply connection and an electronic circuit to control supplying of electrical power to the heating elements and at which the heating elements are arranged in electrical contact with the ground connection and the electrical supply connection, wherein the housing is constructed of an electrically conducting material and in one piece with a molded-on ground connection, and wherein the heating elements and the electronic circuit are arranged in direct electrical contact with the housing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification