Three way dump truck

Abstract

Abstract PURPOSE:To make easy the manufacture of the titled truck and to enhance the strength, by positioning the tilting axis of a pivot means over a sub-frame upper surface. CONSTITUTION:Each of the pivot means 10 pivotally supporting the four corners of a rear box 1 comprises a lower pivot member 11 secured on the upper surface 2a of the sub-frame 2, an upper pivot member 13 having a spherical concave part 12 and secured to the undersurface of the rear box 1, a detachable pin 14 for serving as engaging means, etc., and in particular, the lower pivot member 11 consists of a columnar base 15, a spherical head 16 on the tip thereof, and a constricted part 17 therebetween, and therefore is in the shape of a limbless wooden doll. The concave part 12 of the upper pivot member 13 is slidably and pivotally fitted on the spherical head 16 of the lower pivot member 11, and the pin 14 is inserted into the opening in the member 13 to anchor it. Accordingly, the tilting axis A is positioned above the upper surface 2a of the sub-frame 2.

Inventors

• 👤 Kozo Ueda
• 👤 植田　浩三

Bibliographic Details