Patent ID: 7515032
Filing Date: 2009-04-07
Classification: H01C

Abstract:
1. A composite PTC device having two PTC devices, each having a laminar PTC element comprising a polymeric PTC material and a pair of electrodes mutually separated and deployed on one side of the PTC element, wherein the electrodes comprising one electrode from each pair of the electrodes on the PTC devices are integrally and electrically connected and are also connected to one terminal, while the electrodes comprising the other electrode from each pair of the electrodes on the PTC devices are integrally and electrically connected and are connected to another terminal, the pair of the electrodes on one of the PTC devices is facing the pair of the electrodes on the other PTC device, each of the terminals is deployed between these facing electrodes, and the facing electrodes and the terminals between them are connected electrically.