Hinge device for door

PURPOSE: A hinge device for a door is provided to extend a service life by minimizing friction between components and to conveniently open and close a door. CONSTITUTION: A hinge device(1) for a door comprises a joint housing part(11), a shaft part(12), a moving part(13), and an elastic part(14). The joint housing part is coupled to a door to be moved with the door and has a housing space. The shaft part is located at the housing space, and one end of the shaft part is fixed to a doorframe through the joint housing part. The moving part is located at the housing space and is connected to the shaft part to be rotated around the shaft part. The elastic part is located at the housing space and presses one end of the moving part.