Patent ID: 7325276
Filing Date: 2008-02-05
Classification: E05D,E05Y,Y10T

Abstract:
1. A detachable door hinge device for a vehicle, the door hinge device comprising: a) a door bracket and a body bracket pivotally coupled with the door bracket; b) a first hinge portion protruded from the door bracket and having a hole for pivot connection formed inside thereof; c) a pivot pin rotatably inserted into the hole for pivot connection and having a latching groove formed on the outer circumference of an intermediate region thereof and a serrated portion formed at a lower end thereof, the latching groove being depressed so as to have a semi-circular cross-section; d) a second hinge portion installed in the body bracket, the second hinge portion having a pivot pin hole formed therein for inserting the latching groove region of the pivot pin thereto and a control pin hole formed therein in such a manner as to be arranged perpendicular to the pivot pin hole thereof, part of the control pin hole being fluid-communicated with the pivot pin hole thereof, the pivot pin hole having a serration formed therein so as to fit to the serrated portion of the pivot pin; and e) a control pin inserted rotatably into the control pin hole for controlling an axial movement of the pivot pin depending on a rotated position of the control pin, the control pin having a cylinder portion defining a cut portion on one side thereof, wherein the angular position of the cut portion controls the axial movement of the pivot pin.