Patent ID: 6373006
Filing Date: 2002-04-16
Classification: E05D,E05Y,H01H,H04M

Abstract:
An apparatus for detecting an opening and closing angle comprising:a first hinge portion and a second hinge portion belonging to a first housing and a second housing, respectively, for pivotally linking said first housing to said second housing, wherein extending said first hinge portion has on a convex curved surface in a rotational direction of said first housing and comprises a given number of parallel electrodes extending in a rotational direction of said first housing on said curved surface, said curved surface portion being disposed within said second housing; said second housing comprising therein a given number of terminals which are in pressure contact with said electrodes or the curved surface; and wherein a first of said terminals is in contact or non-contact with a corresponding electrode at a different predetermined angle than a second of said terminals depending on an angle of said first housing.