Patents by Inventor Brian A. Kalan

Brian A. Kalan 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).

  • Bridge crane electric motor control system
    Patent number: 5350076
    Abstract: An improved bridge crane electric motor control system is disclosed, wherein a computer, a programmable controller, is employed to not only control the application of electrical energy to the motors of a bridge crane but also to count and store the instances of overload and of use. The controller is operated in accordance with a computer program which is disclosed and information relating to use is accessible by maintenance workers who may read out the amount of use and abuse of the crane and its motors and take corrective steps. The system provides greater security against unauthorized modification in the field by the operators and employs fewer and more reliable parts than previous such systems.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: September 27, 1994
    Assignee: Whiting Corporation
    Inventor: Brian A. Kalan
  • Bridge crane electric motor control system
    Patent number: 5133465
    Abstract: An improved bridge crane electric motor control system is disclosed, wherein a computer, a programmable controller, is employed to not only control the application of electrical energy to the motors of a bridge crane but also to count and store the instances of overload and of use. The controller is operated in accordance with a computer program which is disclosed and information relating to use is accessible by maintenance workers who may read out the amount of use and abuse of the crane and its motors and take corrective steps. The system provides greater security against unauthorized modification in the field by the operators and employs fewer and more reliable parts than previous such systems.
    Type: Grant
    Filed: January 29, 1990
    Date of Patent: July 28, 1992
    Assignee: Whiting Corporation
    Inventor: Brian A. Kalan