Patent ID: 6398261
Filing Date: 2002-06-04
Classification: B62D

Abstract:
A method of manufacturing a motor vehicle frame having front and aft suspension attachment points, comprising the steps of:providing two siderails having top and bottom flanges; selecting an area on each side rail for attachment of a cab cross member support; defining a datum on each siderail vertically displaced from the bottom flange of the each siderail and longitudinally positioned along each siderail within the selected area for attachment of the cab cross member support; providing a cab cross member support hole through each siderail at the respective datums; and providing additional support holes through the siderails located in three parallel, vertically spaced rows, one of which rows includes the datum and the rows are vertically spaced from the row including the datum by whole number multiples of a vertical distance and extend from near a front suspension attachment point rearwards along each siderail to near the aft suspension attachment point, and where each of the support holes is further located in one of a plurality of columns which are parallel to and longitudinally spaced from a column containing the datum by whole number multiples of a predetermined distance.