Patent ID: 8389144
Filing Date: 2013-03-05
Classification: H01M

Abstract:
1. A reserve battery having an all solid state thin film battery, comprising: a housing made of a conductive material; an insulation coating formed on the inner surface of the housing; an all solid state thin film battery formed in the housing; a switching system disposed between the housing and the all solid state thin film battery; and an external terminal electrically connected to the all solid state thin film battery, for externally providing electrical connection through the opened surface of the housing, wherein the switching system is an insulator having a perforated center, and provides electrical connection between the housing and the all solid state thin film battery by a physical stimulus applied from the outside of the housing, and the part of the housing on which the insulation coating has not been formed is sunk by an external pressure, protruded to the perforated region of the switching system, and electrically connected to the thin film battery, thereby activating the reserve battery.