Patents by Inventor Volker Manternach

Volker Manternach 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: 7481161
    Abstract: A plunger-cylinder assembly for a press including a plunger which is accommodated at least in part in a cylinder while separating the interior of the cylinder into two partial chambers along the cylinder axis. A relieving device which counteracts an increase in pressure of a fluid accommodated in the first partial chamber is disposed in at least one first partial chamber the increase in pressure being caused by a movement of the plunger along the cylinder axis in the direction of the first partial chamber. A hydraulic press encompassing such a plunger-cylinder assembly is also described.
    Type: Grant
    Filed: July 11, 2006
    Date of Patent: January 27, 2009
    Assignee: LAEIS GmbH
    Inventors: Matthias Hahn, Volker Manternach
  • Publication number: 20080210108
    Abstract: Disclosed is a plunger-cylinder assembly for a press, comprising a plunger (5) which is accommodated at least in part in a cylinder (1) while separating the interior (10) of the cylinder into two partial chambers (10.1, 10.2) along the cylinder axis (X). A relieving device which counteracts an increase in pressure of a fluid accommodated in the first partial chamber (10.1) is disposed in at least one first partial chamber (10.1), said increase in pressure being caused by a movement of the plunger (5) along the cylinder axis (X) in the direction of the first partial chamber. Also disclosed is a hydraulic press encompassing such a plunger-cylinder assembly.
    Type: Application
    Filed: July 11, 2006
    Publication date: September 4, 2008
    Inventors: Matthias Hahn, Volker Manternach