Patents by Inventor Christopher Kobus

Christopher Kobus 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).

  • Housing for a rotary vane pump
    Patent number: 9745978
    Abstract: A housing for a rotary vane pump includes a suction flange and a discharge flange having a multi-angular cross-section with at least two sides extending parallel to each other, cooling ribs provided on an outer surface of the housing, with the number of cooling ribs in the region with a high internal pressure being greater than a number of cooling ribs in the region with a low internal pressure, inlet and outlet, with the inlet cross-section being greater than the outlet cross-section, and connection elements provided on the housing and each having two installation surfaces connected by a connection surface.
    Type: Grant
    Filed: November 11, 2014
    Date of Patent: August 29, 2017
    Assignee: Pfeiffer Vacuum GmbH
    Inventors: Christopher Kobus, Kevin Schneider
  • HOUSING FOR A ROTARY VANE PUMP
    Publication number: 20150139845
    Abstract: A housing for a rotary vane pump includes a suction flange and a discharge flange having a multi-angular cross-section with at least two sides extending parallel to each other, cooling ribs provided on an outer surface of the housing, with the number of cooling ribs in the region with a high internal pressure being greater than a number of cooling ribs in the region with a low internal pressure, inlet and outlet, with the inlet cross-section being greater than the outlet cross-section, and connection elements provided on the housing and each having two installation surfaces connected by a connection surface.
    Type: Application
    Filed: November 11, 2014
    Publication date: May 21, 2015
    Inventors: Christopher Kobus, Kevin Schneider