US Patent 7350272 Hinge device

A hinge device where height adjustment, depth adjustment and side adjustment are permitted, wherein a hinge flap is adjustably supported by a rotatable pin with a polygonal flange, the hinge for side adjustment having an adjustable screw body fastened into the door frame for abutment with the rear side of the hinge, and where depth adjustment is provided by allowing a tongue on the hinge flap to form rotatable engagement with a double-headed adjusting screw that is insertable into the door frame parallel to the plane of the hinge flap.