Patents by Inventor Kris ZEMANEK

Kris ZEMANEK 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).

  • Screw spindle pump
    Patent number: 9765776
    Abstract: A screw spindle pump having a housing hi which a drive spindle and at least one running spindle having profile assemblies which engage inside each other are received, the free end of the drive spindle and the end portion of the running spindle being supported on a plate which is arranged in the housing, the plate having two faces which are inclined in opposing directions relative to each other and which form a V-shape and on which one of the spindles is supported, respectively.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: September 19, 2017
    Assignee: LEISTRITZ PUMPEN GMBH
    Inventors: Jürgen Metz, Kris Zemanek
  • FUEL PUMP
    Publication number: 20160222964
    Abstract: A fuel pump, having a housing, in which an electric drive motor is accommodated, the motor shaft of which is coupled by a clutch element to a drive screw of a screw pump, wherein the drive screw has a substantially level axial surface at its clutch-side end.
    Type: Application
    Filed: February 2, 2016
    Publication date: August 4, 2016
    Inventors: Jürgen METZ, Kris ZEMANEK
  • SCREW SPINDLE PUMP
    Publication number: 20150240810
    Abstract: A screw spindle pump having a housing hi which a drive spindle and at least one running spindle having profile assemblies which engage inside each other are received, the free end of the drive spindle and the end portion of the running spindle being supported on a plate which is arranged in the housing, the plate having two faces which are inclined in opposing directions relative to each other and which form a V-shape and on which one of the spindles is supported, respectively.
    Type: Application
    Filed: January 26, 2015
    Publication date: August 27, 2015
    Inventors: Jürgen METZ, Kris ZEMANEK