Patents by Inventor John E. Klem

John E. Klem has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Radiator baffle
    Patent number: 4397348
    Abstract: A vehicle heat exchanger system having air stream suppressing baffles detachably mounted in top and lateral and bottom clearance spaces formed by transverse top and lateral vertical sides of an air plenum and a draped enclosure structure and by a transverse bottom side of the plenum and a transverse member of the vehicle chassis frame.
    Type: Grant
    Filed: March 16, 1981
    Date of Patent: August 9, 1983
    Assignee: Dresser Industries, Inc.
    Inventor: John E. Klem
  • Loader bellcrank mounting means
    Patent number: 4382744
    Abstract: A means for pivotally mounting the bellcrank of a bucket linkage between the boom arms of a loader, including pivot castings secured to each of the boom arms, a shaft extending through said pivot castings and the bellcrank, a plate secured to one end of the shaft and bolted to the adjacent pivot casting to prevent rotation of the shaft relative to the boom arms, and a second plate bolted to the other end of said shaft to limit inward axial movement of the shaft relative to the adjacent pivot casting.
    Type: Grant
    Filed: March 23, 1981
    Date of Patent: May 10, 1983
    Assignee: Dresser Industries, Inc.
    Inventors: John E. Klem, Ezzat A. Hammoud, Daniel E. Nelson
  • Axle bolster pivot assembly
    Patent number: 4373739
    Abstract: Incorporation of a spacing member in an axle supported bolster pivot assembly provides wear compensation means and allows the utilization of interchangable inboard and outboard thrust bushings and wiper seals.
    Type: Grant
    Filed: June 27, 1980
    Date of Patent: February 15, 1983
    Assignee: International Harvester Co.
    Inventor: John E. Klem
  • Hydraulic valve block mounting
    Patent number: 4349046
    Abstract: A valve mounting plate is positioned over an access port in the front portion of the chassis of a large earthworking vehicle. A large hydraulic valve assembly is attached to the inboard surface of the valve mounting plate so that the valve resides in an accessible interior frame member compartment.
    Type: Grant
    Filed: September 15, 1980
    Date of Patent: September 14, 1982
    Assignee: International Harvester Co.
    Inventor: John E. Klem
  • Structure for center hinge and boom cylinder pivot
    Patent number: 4349307
    Abstract: A structure for the lower hinge and boom cylinder pivot of an articulated loader having a tube extending across and secured to the front frame of the loader with stub shafts secured in each end of the tube and protruding therefrom to act as pivotal mountings for the boom cylinders. The lower hinge has upper and lower plates secured to the cross tube to form a box section to provide strength and rigidity.
    Type: Grant
    Filed: March 31, 1981
    Date of Patent: September 14, 1982
    Assignee: International Harvester Co.
    Inventor: John E. Klem
  • Positive lever location maintenance trap
    Patent number: 4297915
    Abstract: A control lever 10 is restrained in a neutral position through the interaction of a perforated hinged plate 24 with a horizontal rod 16 extending from said control lever 10. The hinged plate 24 is provided with a spring 44 to urge the plate 24 into engagement with the upwardly extending end portion 20 of the rod 16 attached to the control lever 10. The spring 44 also urges the hinged plate 24 into a disengaged over-center position when the lever trap is in a disengaged mode.
    Type: Grant
    Filed: May 12, 1980
    Date of Patent: November 3, 1981
    Assignee: International Harvester Company
    Inventor: John E. Klem
  • Control lever gate with lever restraint
    Patent number: 4297914
    Abstract: A shift gate 22 allowing movement of a control lever 12 in a fore and aft plane is provided with a pivotable plate 46 having a recess 60 located in the midsection of said pivotable plate corresponding to a neutral position of a control lever. The control lever 12 will be locked in neutral when the pivotable plate is swung into position and an attached security knob 56 draws the pivotable plate 46 into a restrained position.
    Type: Grant
    Filed: May 12, 1980
    Date of Patent: November 3, 1981
    Assignee: International Harvester Company
    Inventors: John E. Klem, Daniel E. Nelson