Patent ID: 8104142
Filing Date: 2012-01-31
Classification: E05D,E05F,E05Y,Y10T

Abstract:
1. A hinge module comprising: a first member; a second member rotationally movable relative to said first member between a first position and a second position, said second member being received at least in part within said first member; and a torsion spring located internally with respect to said first member and biasing said second member toward said first position relative to said first member, said spring having a preload with said second member in said first position relative to said first member, wherein said first member is an outer housing having an interior and an interior surface, said second member is an inner housing having an interior and an exterior surface, said inner housing is received at least in part within said interior of said outer housing with said exterior surface of said inner housing opposite at least a portion of said interior surface of said outer housing, and said torsion spring is received at least in part in said interior of said inner housing, and wherein said inner housing has an exterior end portion exterior to said outer housing, said exterior end portion of said inner housing has a hole, said outer housing has an end portion distal from said exterior end portion of said inner housing, said end portion of said outer housing has a hole in registry with said hole of said exterior end portion of said inner housing, the hinge module further comprising: a pair of pins positioned to extend through said hole of said end portion of said outer housing and said hole of said exterior end portion of said inner housing, respectively; and a compression spring provided intermediate said pair of pins to bias each of said pair of pins outward from a respective one of said hole of said end portion of said outer housing and said hole of said exterior end portion of said inner housing.