Patents by Inventor Frederick Solymos

Frederick Solymos 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).

  • Elevator system
    Patent number: 4069897
    Abstract: An elevator system including an elevator car mounted for vertical movement in a building hoistway, suitable control and drive means, and a buffer-switch combination located in the pit of the hoistway, the switch being electrically connected to the control means. An annular member is mounted about the buffer plunger so that it is free to rotate. A cable is connected between the annular member and the switch so that the switch is in one condition when the buffer plunger is restored and another condition when the plunger is retracted.
    Type: Grant
    Filed: August 26, 1976
    Date of Patent: January 24, 1978
    Assignee: Westinghouse Electric Corporation
    Inventor: Frederick Solymos