Patents Assigned to Josef Weichselbaumer
  • Closure cap for a container pipe
    Patent number: 5036888
    Abstract: A cap for the pipe of an automobile radiator or the like includes a pressure/vacuum valve. The pressure at which the valve opens may be adjusted by an easily operated means permitting adjustment of the compression of a pressure spring, thereby making it possible to reduce the effect of spring tolerances on opening pressure tolerances.
    Type: Grant
    Filed: March 16, 1990
    Date of Patent: August 6, 1991
    Assignees: Konrad Scharrer, Josef Weichselbaumer
    Inventors: Konrad Scharrer, Josef Weichselbaumer