Patents Assigned to PM Equipment Sales, Inc.
  • Patent number: 4951999
    Abstract: A high lift dump truck having a chassis on a truck, and a body portion having a tailgate being positioned on the chassis and being supported in a lowered position. A front hoist having a first end pivotably mounted at a generally central location on the chassis. The front hoist has a second end pivotably mounted on the body and the front hoist is positioned to raise the body to a maximum front elevation above the chassis. A rear hoist has a first end pivotably mounted at a generally rear location on the chassis and a rear hoist has a second end pivotably mounted on the body generally near the tailgate end of the body. The rear hoist is positioned to raise the body to a maximum rear elevation above the chassis. A control link has a first end pivotably mounted on the chassis adjacent the rear location and has a second end mounted on the body at a generally central location, whereby the link defines a locus of movement of the second end when the body is raised.
    Type: Grant
    Filed: February 15, 1989
    Date of Patent: August 28, 1990
    Assignee: PM Equipment Sales, Inc.
    Inventors: Robert Rudolph, Paul Mercurio