Patents by Inventor Heiko Eizenhöfer

Heiko Eizenhöfer 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).

  • Patent number: 10442666
    Abstract: A lifting mast of an industrial truck includes two vertical rails at a distance from each other that are connected with one another by two cross members, wherein the lifting mast, to raise and lower a lifting carriage on the vertical rails, is provided with a lifting cylinder device which is supported on the bottom cross member, wherein the lifting cylinder device is in an operational connection with a lifting arrangement that is fastened with a first end to the lifting carriage, is fastened with a second end to the lifting mast, and is reversed on the lifting cylinder device. The second end of the lifting arrangement is fastened to the bottom cross member, or the lifting arrangement is fastened with the second end to the additional cross member, wherein at least one traction device that transmits a tractive force connects the additional cross member with the bottom cross member.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: October 15, 2019
    Assignee: Linde Material Handling GmbH
    Inventors: Holger Aulbach, Steffen Geissler, Stephen Schmidt, Heiko Eizenhöfer, Johannes Hössbacher
  • Patent number: 10370230
    Abstract: A lifting mast of an industrial truck includes two vertical rails at a distance from each other that are connected with one another by two cross members, wherein the lifting mast, to raise and lower a lifting carriage on the vertical rails, is provided with a lifting cylinder device which is supported on the bottom cross member, wherein the lifting cylinder device is in an operational connection with a lifting arrangement that is fastened with a first end to the lifting carriage, is fastened with a second end to the lifting mast, and is reversed on the lifting cylinder device. The second end of the lifting arrangement is fastened to the bottom cross member, or the lifting arrangement is fastened with the second end to the additional cross member, wherein at least one traction device that transmits a tractive force connects the additional cross member with the bottom cross member.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: August 6, 2019
    Assignee: Linde Material Handling GmbH
    Inventors: Holger Aulbach, Steffen Geissler, Stephen Schmidt, Heiko Eizenhöfer, Johannes Hössbacher
  • Patent number: 10358328
    Abstract: A lifting mast of an industrial truck includes a load handling arrangement that can be raised and lowered and two vertical rails at a lateral distance from one another that are connected to one another by at least one cross member. The cross member is X-shaped and includes a central area located between the vertical rails and braces that extend in an X-shape from the central area to the vertical rails and are fastened to the vertical rails. Between the central area and two pairs of braces that extend to one of the two vertical rails there are respective see-through openings that extend to one of the two vertical rails.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: July 23, 2019
    Assignee: Linde Material Handling GmbH
    Inventors: Heiko Eizenhöfer, Steffen Geissler, Stephen Schmidt
  • Publication number: 20170129756
    Abstract: A lifting mast of an industrial truck includes a load handling arrangement that can be raised and lowered and two vertical rails at a lateral distance from one another that are connected to one another by at least one cross member. The cross member is X-shaped and includes a central area located between the vertical rails and braces that extend in an X-shape from the central area to the vertical rails and are fastened to the vertical rails. Between the central area and two pairs of braces that extend to one of the two vertical rails there are respective see-through openings that extend to one of the two vertical rails.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 11, 2017
    Inventors: Heiko Eizenhöfer, Steffen Geissler, Stephen Schmidt
  • Publication number: 20170129755
    Abstract: A lifting mast of an industrial truck includes two vertical rails at a distance from each other that are connected with one another by two cross members, wherein the lifting mast, to raise and lower a lifting carriage on the vertical rails, is provided with a lifting cylinder device which is supported on the bottom cross member, wherein the lifting cylinder device is in an operational connection with a lifting arrangement that is fastened with a first end to the lifting carriage, is fastened with a second end to the lifting mast, and is reversed on the lifting cylinder device. The second end of the lifting arrangement is fastened to the bottom cross member, or the lifting arrangement is fastened with the second end to the additional cross member, wherein at least one traction device that transmits a tractive force connects the additional cross member with the bottom cross member.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 11, 2017
    Inventors: Holger Aulbach, Steffen Geissler, Stephen Schmidt, Heiko Eizenhöfer, Johannes Hössbacher