Patent ID: 7350664

Claim:
A hinge device for a storage container, which enables a door of the container to swingably couple to a container body, the hinge device comprising: a housing mounted on any one of the door and the container body; a pair of hinge shafts rotatably fitting in respective ends of the housing, each of the pair of hinge shafts including a respective one of a pair of cam shaft parts with a respective one of a pair of first cams provided on an outer circumferential surface of the respective one of the pair of cam shaft parts, and a respective one of a pair of extension shaft parts outwardly extending from the respective one of the pair of cam shaft parts to couple to a remaining one of the door and the container body; a pair of movable members, which are received in the respective ends of the housing and fit on the cam shaft parts of respective ones of the pair of hinge shafts so as not to rotate with respect to the housing, each of the pair of movable members having a respective one of a pair of second cams to engage with the respective one of the first pair of first cams; and a pair of compression springs disposed in the respective ends of the housing to bias the pair of movable members toward the pair of first cams, respectively.