Patents by Inventor John A. Wilger

John A. Wilger 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).

  • Clutch oil shield and diverter
    Patent number: 4446953
    Abstract: A hydraulic fluid shield and diverter encompassing the multiple disc clutch transmitting torque from input shaft to an output shaft, intensifying the cooling effect of the hydraulic fluid passing through the clutch and also reducing aeration of the fluid entering the vehicle hydraulic system.
    Type: Grant
    Filed: November 17, 1981
    Date of Patent: May 8, 1984
    Assignee: International Harvester Co.
    Inventors: Julian D. Voss, Aldo Allori, John A. Wilger
  • Dynamic brake mount assembly
    Patent number: 4407394
    Abstract: A dynamic brake mount assembly is disposed within the fluid filled chamber and comprising a brake housing immobilizingly supported by an actuator mechanism housing on one side and by support elements attached to a chamber casing on the other side.
    Type: Grant
    Filed: June 10, 1981
    Date of Patent: October 4, 1983
    Assignee: International Harvester Co.
    Inventors: Aldo Allori, John A. Wilger, Julian D. Voss
  • Probe mount assembly for brake wear warning systems
    Patent number: 4374375
    Abstract: A probe mount assembly for a brake wear warning system comprising a probe electrically connected with a warning signal electric circuit and supported by and electrically insulated from one of friction plates by a nonrotatable bushing and a spacer disposed on the opposite sides of said one friction plate.
    Type: Grant
    Filed: April 13, 1981
    Date of Patent: February 15, 1983
    Assignee: International Harvester Co.
    Inventors: Aldo Allori, Ronald A. Koutsky, John A. Wilger
  • Check valve assembly with actuator
    Patent number: 4354931
    Abstract: A check valve assembly regulating the fluid flow between the fluid reservoir and filter cartridge chamber is actuated by a valve actuating member movable through and controllable exteriorly of a filter system housing without compromising the housing leak integrity. The actuating member may perform another function of a drain plug for the filter chamber, so that upon removal of the member the check valve assembly will be closed and the chamber fluid drained through a drain plug opening without loss of the reservoir fluid.
    Type: Grant
    Filed: April 13, 1981
    Date of Patent: October 19, 1982
    Assignee: International Harvester Co.
    Inventors: Aldo Allori, John A. Wilger, Thomas F. Reiff