Patents by Inventor Albert J. Saxer

Albert J. Saxer 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).

  • Rope sway warning device for compensating ropes in elevator systems
    Patent number: 4460065
    Abstract: A device is attached to the compensating rope sheave assembly in an elevator system to detect rope sway exceeding a certain magnitude. The device includes a switch which is attached to the assembly and a loop which is positioned around the rope. The loop is attached to a movable member of the switch. When the rope sways and contacts the loop, it actuates the switch. The loop can be opened to place it around the rope, and it is made of pliant material to protect the switch and the rope.
    Type: Grant
    Filed: August 20, 1982
    Date of Patent: July 17, 1984
    Assignee: Otis Elevator Company
    Inventor: Albert J. Saxer
  • Method and apparatus for measuring interior sheave groove dimensions
    Patent number: 4459754
    Abstract: A metal tape containing diameter graduations along the tape is wrapped around the groove in a sheave. The tape contains spaced apart supports which precisely position the tape at a certain depth in the groove. The intersection of the two ends of the tape indicate the diameter of the groove. The ends have vernier graduations.
    Type: Grant
    Filed: June 23, 1982
    Date of Patent: July 17, 1984
    Assignee: Otis Elevator Company
    Inventors: Kentaro Yasuda, Albert J. Saxer, Janis J. Cilderman