Patents Assigned to Hydra-Mac, Inc.
  • Patent number: 4287961
    Abstract: An off-highway vehicle includes a body having an engine compartment in which is positioned an internal combustion engine. The grill for the engine compartment is hinged to the body to permit ready access to the engine compartment. The radiator system for the engine includes a plurality of similar cooling modules which are interconnected together and to the engine to circulate coolant with respect to the engine. The number of cooling modules may be readily varied to vary the cooling capacity of the radiator system.
    Type: Grant
    Filed: October 10, 1979
    Date of Patent: September 8, 1981
    Assignee: Hydra-Mac, Inc.
    Inventor: Bruce W. Steiger
  • Patent number: 4260320
    Abstract: A self-propelled vehicle includes a vehicle body having a forwardly facing operator's compartment or cab. The vehicle is provided with a front end implement which is controlled by vertically swingable lift arms that extend along the sides of the operator's compartment. A pair of safety gates are pivotally mounted on the front portion of the vehicle body and prevent an operator from being thrown from the operator's compartment when the gates are in the closed position. The gates also obstruct vertical movement of the lift arms when the gates are in the open position.
    Type: Grant
    Filed: June 11, 1979
    Date of Patent: April 7, 1981
    Assignee: Hydra-Mac, Inc.
    Inventor: Bruce W. Steiger
  • Patent number: 3963131
    Abstract: A skid steer front-end loader includes a body comprised of a pair of similar body sections, each being formed from a single blank of material. Each body section includes a side wall, a bottom wall portion and a front wall portion. The bottom wall and front wall portions of the body section are disposed in lapped relation and are bolted together after each body section has been preassembled. The cab structure, including a floor plate, a back plate and a roof, are secured to the body and project rearwardly therefrom to position the operator completely rearwardly of the loader body.
    Type: Grant
    Filed: January 6, 1975
    Date of Patent: June 15, 1976
    Assignee: Hydra-Mac, Inc.
    Inventor: Donald J. Dimmer