Patents by Inventor Peter GRELLA

Peter GRELLA 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).

  • Electrohydraulic actuating device having integrated electrical functional elements
    Patent number: 12638027
    Abstract: An electrohydraulic actuation device is descried with an electric motor and a pump driven by the electric motor for the operation of a hydraulic unit with a positioning cylinder, a piston and a piston rod serving as actuation element and projecting from a housing, wherein the electric motor and the hydraulic unit are each housed in a housing part of the housing, wherein the housing part of the hydraulic unit is separated from and sealed off from the housing part for housing the electric motor, wherein the housing has at least in the area of the hydraulic unit a lateral enlargement in relation to the longitudinal axis X of the device, beyond the circumference of the positioning cylinder and at least along a height of a stroke of the piston.
    Type: Grant
    Filed: October 13, 2022
    Date of Patent: May 26, 2026
    Assignee: EMG AUTOMATION GMBH
    Inventors: Roman Fuchs, Alexander Kabs, Peter Grella, Alexander Morgenstern, Uwe Wurster, Mike Holterhoff
  • ELECTROHYDRAULIC ACTUATING DEVICE HAVING INTEGRATED ELECTRICAL FUNCTIONAL ELEMENTS
    Publication number: 20240410401
    Abstract: An electrohydraulic actuation device is descried with an electric motor and a pump driven by the electric motor for the operation of a hydraulic unit with a positioning cylinder, a piston and a piston rod serving as actuation element and projecting from a housing, wherein the electric motor and the hydraulic unit are each housed in a housing part of the housing, wherein the housing part of the hydraulic unit is separated from and sealed off from the housing part for housing the electric motor, wherein the housing has at least in the area of the hydraulic unit a lateral enlargement in relation to the longitudinal axis X of the device, beyond the circumference of the positioning cylinder and at least along a height of a stroke of the piston.
    Type: Application
    Filed: October 13, 2022
    Publication date: December 12, 2024
    Inventors: Roman FUCHS, Alexander KABS, Peter GRELLA, Alexander MORGENSTERN, Uwe WURSTER, Mike HOLTERHOFF