Patent ID: 6085464
Filing Date: 2000-07-11
Classification: E05D

Abstract:
An opening and closing apparatus of a folding type comprising:a guiding part having a guiding protrusion formed in a longitudinal direction on one side of the guiding part, a guiding bend formed in parallel to the guiding protrusion and having a shape of a C, a fixing element extending from the guiding part near the guiding protrusion and the guiding bend, and a first connecting portion formed on a lower side of the guiding part;a slider slidably connected with the guiding protrusion and the guiding bend for moving along the longitudinal direction of the guiding part, the slider being engagable with the fixing element and shaped to rotate while remaining engaged with the guiding bend and disengage from the guiding protrusion when the apparatus is moved into a shutting position;a first link having a second connecting portion for being hinged with the first connecting portion and a third connecting portion formed at an opposite side from the second connecting portion; anda frame connecting part having a link-connecting portion connected with the third connecting portion, a slider connecting portion slanted to the slider side centered about the link-connecting portion, and a frame connecting portion formed at an opposite side from the slider connecting portion centered about the link-connecting portion.