Patents by Inventor Robert DUSCHL

Robert DUSCHL 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).

  • Publication number: 20260084461
    Abstract: Described herein is a method of manufacturing a panel for a building wherein a wood-grain image is printed on a scrim, the scrim is joined to a panel body, and an edge portion of the panel body is coated. Panels manufactured according to this method may incorporate a variety of different wood-grain images, allowing an aesthetic appearance which matches the rest of the room in which the panel is installed. The image may be located on a printed layer which is on top of or penetrates into the scrim.
    Type: Application
    Filed: September 26, 2024
    Publication date: March 26, 2026
    Applicant: Armstrong World Industries, Inc.
    Inventors: Anna FAZZINI, Robert DUSCHL, Steven MASIA, Marie DEPAUL, Zachary DOZIER
  • Patent number: 12535005
    Abstract: The present disclosure relates to a steam engine comprising a cylinder (10), a reciprocating piston (12) which is movably guided in the cylinder (10) between an upper dead center and a lower dead center, a working chamber (18) in the cylinder (10), said working chamber being limited by the reciprocating piston (12), a steam chamber (76) for providing live steam, an intake valve (26) with a valve opening (28) which connects the steam chamber (76) and the working chamber (18), a valve seat (30) which surrounds the valve opening (28), a movable valve element (32) which interacts with the valve seat (30) in order to close and release the valve opening (28), and a valve controller (42) for moving the valve element (32), wherein the valve controller (42) has a control cylinder (44) and a control piston (46) which interacts with the valve element (32) and divides the control cylinder (44) into a pneumatic chamber (48) and a hydraulic chamber (50), wherein the hydraulic chamber (50) can be supplied with hydraulic flu
    Type: Grant
    Filed: March 10, 2023
    Date of Patent: January 27, 2026
    Assignee: RD ESTATE GMBH & CO. KG
    Inventor: Robert Duschl
  • Publication number: 20250223905
    Abstract: The present disclosure relates to a steam engine comprising a cylinder (10), a reciprocating piston (12) which is movably guided in the cylinder (10) between an upper dead center and a lower dead center, a working chamber (18) in the cylinder (10), said working chamber being limited by the reciprocating piston (12), a steam chamber (76) for providing live steam, an intake valve (26) with a valve opening (28) which connects the steam chamber (76) and the working chamber (18), a valve seat (30) which surrounds the valve opening (28), a movable valve element (32) which interacts with the valve seat (30) in order to close and release the valve opening (28), and a valve controller (42) for moving the valve element (32), wherein the valve controller (42) has a control cylinder (44) and a control piston (46) which interacts with the valve element (32) and divides the control cylinder (44) into a pneumatic chamber (48) and a hydraulic chamber (50), wherein the hydraulic chamber (50) can be supplied with hydraulic flu
    Type: Application
    Filed: March 10, 2023
    Publication date: July 10, 2025
    Inventor: Robert DUSCHL