Patent ID: 8474103

Claim:
A door hinge for a door comprising: a fixing member ( 10 ) fixed to in a door frame ( 100 ), the fixing member ( 10 ) having a pin guide slot ( 11 ) extending in a lateral direction; an actuation frame ( 20 ) fixed to a door ( 200 ), the actuation frame ( 20 ) pivotally moveable about a hinge, ( 24 ) and configured to move the door ( 200 ) between a closed position and an open position; a slider ( 22 ) having one end connected to the actuation frame ( 20 ) and the other end connected to a guide pin ( 14 ) inserted in a slant guide hole ( 12 ) of the fixing member ( 10 ); a rotatable moving guide plate ( 30 ) having one end connected to the guide pin ( 14 ) and the other end connected to the fixing member ( 10 ) by a hinge ( 34 ), the rotatable moving guide plate ( 30 ) pivotally moveable about the hinge ( 34 ) when the door ( 200 ) is, operated between the closed and open positions and configured to forwardly push the slider ( 22 ) by said pivotal movement about the hinge ( 34 ); a guide roller ( 18 ) configured to resiliently support the pivotal movement of the rotatable moving guide plate ( 30 ) by of a spring ( 16 ), with the guide roller ( 18 ) in contact with a bottom surface of the rotatable moving guide plate ( 30 ); and a connection frame ( 60 ) having one end slidably coupled to the laterally extending pin guide slot ( 11 ) of the fixing member ( 10 ) by a pin ( 62 ) inserted into the pin guide slot ( 11 ) and the other end connected to the actuation frame ( 20 ) by the hinge ( 24 ) and forwardly moveable when the door ( 200 ) is operated to the open position from the closed position, wherein, when the door ( 200 ) is operated from the closed position to the open position, the slider ( 22 ) and the connection frame ( 60 ) are simultaneously moveable forwardly, thereby, operating the actuation frame ( 20 ) to draw to a predetermined distance and enabling the operation of the door ( 200 ) without interference between the door ( 200 ) and the door frame ( 100 ).