Patent ID: 8238110
Filing Date: 2012-08-07
Classification: G06F,Y10T

Abstract:
1. An anti-intrusion device for a casing comprising: at least two distinct electrically conducting terminals positioned on an electronic card and connected to processing means, at least one mobile component including a protection circuit positioned facing both of the electrically conducting terminals and connecting the electrically conducting terminals so as to close an electric circuit in a normal position of use of the casing, the protection circuit comprises at least one electrically conducting track positioned so as to be severed upon an intrusion by piercing or cutting at the mobile component, the mobile component and the protection circuit being positioned so as to ensure the opening of the closed electric circuit following displacement of the casing relative to the device, wherein the electrically conducting track is a mesh-shaped track, and the pitch of the mesh or the mesh-shaped track is at least one of less than 1 millimeter, less than 0.5 millimeter, and about equal to 0.3 millimeter.