Door assembly for a vehicle

Claim 1

A DOOR ASSEMBLY FOR A VEHICLE HAVING A BODY, SAID BODY HAVING A DOOR OPENING AND A DOOR PILLAR DEFINING ONE SIDE OF THE OPENING, SAID DOOR ASSEMBLY INCLUDING A DOOR NORMALLY SEATED IN SAID OPENING AND CLOSING SAID OPENING, A FIRST HINGE MOUNTING ELEMENT HINGEDLY CONNECTED TO THE DOOR PILLAR AND TO THE INSIDE OF THE DOOR, A SECOND HINGE MOUNTING ELEMENT HINGEDLY CONNECTED TO THE DOOR PILLAR AND TO THE INSIDE OF THE DOOR, SAID HINGE MOUNTING ELEMENTS BEING OF UNEQUAL LENGTH AND HAVING THEIR RESPECTIVE HINGE AXES ON THE DOOR PILLAR AND ON THE DOOR AT DIFFERENT SPACINGS TO FORM AN ARTICULATED, IRREGULAR, QUADRILATERAL MOTION SYSTEM SO THAT THE DOOR PIVOTS AND ACCOMPLISHES A MOTION OF ROTATION AND OF TRANLATION WITH RESPECT TO THE BODY WHEREBY TO REDUCE CONSIDERABLY THE SURFACE SWEPT OVER BY THE DOOR DURING ITS OPENING MOVEMENT THE DOOR BEING PROVIDED WITH A DETENT-POSITIONING DEVICE TO MAINTAIN THE DOOR IN TWO DIFFERENT OPENING POSITIONS AND ONE OF SAID HINGE MOUNTING ELEMENTS BEING AN ARM AND SAID ARM CARRYING A STUD, WHICH FORMS PART OF SAID DETENT-POSITIONING DEVICE, SAID DETENT-POSITIONING DEVICE FURTHER INCLUDING A HORSESHOE-SHAPED LEVER RETAINED BY A RETRACTION SPRING AND FORMED WITH A PAIR OF POSITIONING NOTCHES ENGAGED BY SAID STUD.