Patent ID: 6711781
Filing Date: 2004-03-30
Classification: E05D,E05Y,G06F,Y10T

Abstract:
An automatic releasing hinge, comprising:a pintle hub having a pair of anchor ridges; an elastic element having one end abutting against one end of the pintle hub; a first bushing having a pair of turning troughs, a pair of anchor troughs and a pair of release troughs formed therein; wherein another end of the pintle hub abuts against a first inner wall of the first bushing when one of the anchor ridges of the pintle is positioned in one of the turning troughs and the anchor troughs; wherein said another end of the pintle hub abuts against a second inner wall of the first bushing when one of the anchor ridges of the pintle hub is positioned in the release trough; a barrel housing the elastic element and the pintle hub, and the barrel being releasably engaged with the first bushing; and the inner wall of the bushing comprising three pairs of opposing humps, and the turning troughs, the anchor troughs and the release troughs are opposingly formed between the humps.