Patents by Inventor Marian Szczurek

Marian Szczurek 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).

  • Wedge-type tap for the sterile sampling of liquids
    Patent number: 4408631
    Abstract: A faucet plug is disposed in a housing transversely to a tank wall so as to be rotatable about its longitudinal axis and is fixedly connected with its end portion outside of the tank to a bent discharge pipe, and a through-passage extends in the longitudinal axis of the faucet plug and terminates in a radial inlet portion which, when the discharge pipe is turned downwards, merges into the inlet opening of the housing. Preferably, at least one of the functional components is made of a self-sealing slidable plastics material and the other one is made of metal.
    Type: Grant
    Filed: September 18, 1979
    Date of Patent: October 11, 1983
    Inventors: Klaus Uhlig, Marian Szczurek, Carlos Vilacha, Juergen Beckmann