Patents by Inventor Eugene J. Pawlowski

Eugene J. Pawlowski 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).

  • Miniature pneumatic switch actuator
    Patent number: 4229629
    Abstract: The present invention is a miniature electric switch actuator comprised of a two-piece threaded housing, one section having a cylindrical cavity containing a miniature switch with wires attached and the adjoining section has an inlet port and a bore with a spring biased piston. The piston is retained in the bore by a snap ring which limits the progression of the piston. In response to pressure, the piston depresses the switch push button to a controlled depth.
    Type: Grant
    Filed: March 1, 1979
    Date of Patent: October 21, 1980
    Inventor: Eugene J. Pawlowski
  • Electric and air signal element
    Patent number: 4158120
    Abstract: An electric switch actuator having a housing with a switch cavity and an associated bore. A spring biased piston is contained within the bore and actuates the switch in response to pressure. The switch cavity is closed by a transparent window allowing the switch actuation to be viewed.
    Type: Grant
    Filed: February 13, 1978
    Date of Patent: June 12, 1979
    Inventor: Eugene J. Pawlowski