About 43 results
https://drivepatents.com/patents/1067685 · 3 May 2006
The assembly has a two-piece housing (20), through which air which can be heated flows. An electrically operable heating unit (2) is arranged in the housing. Positioning units (23) are provided for an electrical contacting at two positions in the housing, ...
https://drivepatents.com/patents/1068519 · 5 Apr 2006
The road vehicle heater assembly (1) has a PTC heater element (2). This is accommodated in the entrance to a broad flat housing (20) for a ventilation air channel. A cooler (37) is installed alongside the heater with a regulator (10). There are clip connec...
https://drivepatents.com/patents/1069545 · 1 Mar 2006
The electric heater, especially as an auxiliary heater for motor vehicles, includes a PTC heating element (52), a power semiconductor (51) to establish the current fed to the PTC heating element, and a control unit (50) to control the power semiconductor. ...
https://drivepatents.com/patents/1069562 · 1 Mar 2006
Heating arrangement (1) comprises a first component (11, 12) supplied by a low voltage source and a second component (13, 14) supplied by a high voltage source. Preferred Features: The arrangement has a heating rod with a number of heating elements arrange...
https://drivepatents.com/patents/1069961 · 15 Feb 2006
An automobile heating system has two or more modular units (11-14) one or more of which is an electrical positive temperature coefficient element (2) with electrical contacts and a heat transfer element. The elements forming the first group (11, 12) are su...
https://drivepatents.com/patents/1070348 · 1 Feb 2006
The heating apparatus uses a number of PTC elements (2) constituting modules formed of heating strips (8) comprising electrical contact plates (3) and corrugated ribs (6). Two adjacent modules are mirror symmetric and/or identical and arranged mirror-symme...
https://drivepatents.com/patents/1070307 · 1 Feb 2006
The heating system (1), especially for a motor vehicle, has at least one heating element, especially a PTC element (2), which is part of a heating train (8) formed by a sub-assembly, whereby several sub-assemblies installed side by side are part of the hea...
https://drivepatents.com/patents/1073247 · 19 Oct 2005
A main radiator (1) and an electric radiator are assembled such that the body of the electric radiator is subdivided into heating components (6), each consisting electrical heating material (7) having respective connecting components and a finned component...
https://drivepatents.com/patents/1073635 · 28 Sep 2005
The device has a heat block (6) with electrical heating units e.g. PTC- units, and placed on an air passage housing (2). Electronic control devices (7a-7c) are connected to the heating units via electrical wrap connections, thermally insulated from the blo...
https://drivepatents.com/patents/1074919 · 17 Aug 2005
The electrical heater, as an additional motor vehicle heater unit, has an open housing. The housing contains a layered structure (80) with at least one radiator (74), at least one heating unit (81) with at least one positive temperature coefficient (PTC) h...