Door check and holding device for a motor vehicle

A door check and holding device for a motor vehicle door, comprising:

• a door hinge assembly having a stationary hinge half adapted for mounting to a support member of a motor truck cab, a movable hinge half adapted for mounting to a door jamb of the door, and a hinge pin pivotally connecting the halves together;
• a support plate means having a flat side connected to one of the hinge halves and having a generally vertically extending slot in the flat side;
• a guide plate means having a first flat side connected to the other one of the hinge halves and having an opening with a semi-rounded peripheral surface extending through the flat side and registering with an opening provided in said other one of the hinge halves;
• and
• a door check and holding arm means having a cylindrical axial portion journally mounted in the vertically extending slot in the support plate means and having an elongated spring portion extending outwardly and upwardly from the axial portion and passing through the openings in the guide plate means and said other one of the hinge halves and merging into a semi-circular raised portion at a predetermined horizontal distance from the axial portion corresponding to the fully open position of the door, the raised portion passable through the openings and engagable against a second flat side opposite the first flat side on the guide plate means in the fully opened position of the door, the raised portion curving downwardly and merging into a terminal end portion, the terminal end portion extending generally horizontally from the raised portion and bending into a downwardly and obliquely extending hook end means for preventing the withdrawal of the terminal end portion through the openings in the guide plate means and said other one of the hinge halves in the open position of the door.