Patents Assigned to Tuv Bayern E.V.
  • Measurement of traction, operation of brake, friction safety gear, and cable forces of an elevator
    Patent number: 5233139
    Abstract: The present invention refers to a method of detecting of physical parameters, in particular parameters of motion, of a freight and/or of a passenger elevator whose elevator car is attached to a cable pull means driven by a traction sheave. The task to be solved by the present invention is the task of suggesting an examination method for examining such elevators, which reduces the expenditure of work in comparison with hitherto known examination methods and which increases the examination quality at the same time.
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: August 3, 1993
    Assignee: Tuv Bayern E.V.
    Inventor: Hans P. Hofmann