Sealing arrangements in rotary-piston machines or engines

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY PISTON COMPRESSOR

    • Publication number 20240369061
    • Publication date Nov 7, 2024
    • Florian Karl AUSSERER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTOR ASSEMBLY WITH COOLING CHANNELS SEPARATED BY RIBS FOR A ROTARY...

    • Publication number 20240337186
    • Publication date Oct 10, 2024
    • Pratt & Whitney Canada Corp.
    • Jérémie Barberger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Movement Device

    • Publication number 20240151145
    • Publication date May 9, 2024
    • LONATI S.P.A.
    • Giordano GOVERNATORI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Combustion Engine Block Sealing

    • Publication number 20230250722
    • Publication date Aug 10, 2023
    • Vaclav Knob
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Compressor Having Floating Seal Assembly

    • Publication number 20230123953
    • Publication date Apr 20, 2023
    • Emerson Climate Technologies, Inc.
    • James W. MCBEAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-CYLINDER ROTARY ENGINE HAVING TRIANGULAR CYLINDER

    • Publication number 20230090367
    • Publication date Mar 23, 2023
    • Jong Chan KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Piston Sealing Mechanism for a Circulating Piston Engine

    • Publication number 20230046714
    • Publication date Feb 16, 2023
    • WB Development Company LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DRY VACUUM PUMP

    • Publication number 20230033204
    • Publication date Feb 2, 2023
    • PFEIFFER VACUUM
    • Yann OLIVIER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MEDICAL FLUID PUMP HAVING AN ENERGY STORAGE COMPARTMENT

    • Publication number 20230003220
    • Publication date Jan 5, 2023
    • B. Braun Melsungen AG
    • Jan Schwarz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR-FUEL SYSTEM FOR A CIRCULATING PISTON ENGINE

    • Publication number 20220290629
    • Publication date Sep 15, 2022
    • WB Development Company, LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotary Piston Machine and Method for Producing a Seal in a Rotary P...

    • Publication number 20220003117
    • Publication date Jan 6, 2022
    • Freefreeze GmbH
    • Merlin Bungart
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL TYPE EXPANDER

    • Publication number 20210254466
    • Publication date Aug 19, 2021
    • SANDEN AUTOMOTIVE COMPONENTS CORPORATION
    • Shinji NAKAMURA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PUMP WITH AXIAL COMPENSATION, OUTLET GASKET FOR A PUMP AND P...

    • Publication number 20210254619
    • Publication date Aug 19, 2021
    • SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
    • Claus WELTE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY VANE INTERNAL COMBUSTION ENGINE

    • Publication number 20210199047
    • Publication date Jul 1, 2021
    • Irineu Gelson Prado LONGHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY ENGINE

    • Publication number 20210003011
    • Publication date Jan 7, 2021
    • LG ELECTRONICS INC.
    • Byeonghun YU
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON ENGINE AND METHOD FOR OPERATING A ROTARY PISTON ENGINE

    • Publication number 20200400022
    • Publication date Dec 24, 2020
    • Fuelsave GmbH
    • Dirk Hoffmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SPHERICAL ENERGY CONVERTER

    • Publication number 20200392845
    • Publication date Dec 17, 2020
    • André KROELL
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    SEALING ARRANGEMENT

    • Publication number 20200347726
    • Publication date Nov 5, 2020
    • TOCIRCLE INDUSTRIES AS
    • Arne HØEG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    APEX SEAL ARRANGEMENT FOR ROTARY INTERNAL COMBUSTION ENGINE

    • Publication number 20200325777
    • Publication date Oct 15, 2020
    • Pratt & Whitney Canada Corp.
    • Johnny VINSKI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SURFACE TEXTURE AND GROOVE DESIGNS FOR SLIDING CONTACTS

    • Publication number 20200300091
    • Publication date Sep 24, 2020
    • Northwestern University
    • Qian Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROGRESSING CAVITY DEVICE WITH CUTTER DISKS

    • Publication number 20200284262
    • Publication date Sep 10, 2020
    • ROPER PUMP COMPANY
    • Edmond Tate Coghlan
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Rotary Engine Rotor

    • Publication number 20200270991
    • Publication date Aug 27, 2020
    • UAV ENGINES LTD.
    • Roy Richmond
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY ENGINE WITH HOUSING HAVING SILICON CARBIDE PLATE

    • Publication number 20200200009
    • Publication date Jun 25, 2020
    • Pratt & Whitney Canada Corp.
    • David GAGNON-MARTIN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID ELASTOMER/METAL ON METAL MOTOR

    • Publication number 20200123902
    • Publication date Apr 23, 2020
    • ROPER PUMP COMPANY
    • John Eugene Purcell
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    ROTARY DEVICE

    • Publication number 20200080421
    • Publication date Mar 12, 2020
    • Tony Sleiman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEALING MEMBER

    • Publication number 20200063560
    • Publication date Feb 27, 2020
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro TOKUNAGA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROTARY ENGINE CASING

    • Publication number 20200040813
    • Publication date Feb 6, 2020
    • Pratt & Whitney Canada Corp.
    • Bruno VILLENEUVE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEALING SLEEVE FOR GEARED SHAFT OF GEARMOTOR ASSEMBLY

    • Publication number 20200018167
    • Publication date Jan 16, 2020
    • Nidec Motor Corporation
    • Joshua M. Biro
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHODS AND SYSTEMS FOR SEALING ROTATING EQUIPMENT SUCH AS EXPANDER...

    • Publication number 20200011426
    • Publication date Jan 9, 2020
    • Victor Juchymenko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSION DEVICE HAVING A SEALING DEVICE, AND SCROLL COMPR...

    • Publication number 20190323502
    • Publication date Oct 24, 2019
    • Danfoss Commercial Compressors
    • Remi Bou Dargham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...