Rotary pistons

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Patents Applicationslast 30 patents

  • Information Patent Application

    Bidirectional Rotary Hydraulic Motor and Pump

    • Publication number 20250172068
    • Publication date May 29, 2025
    • Herbert Dym
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    KIDNEY PORT CONFIGURATIONS IN PORT PLATES FOR BALANCED VANES

    • Publication number 20250101977
    • Publication date Mar 27, 2025
    • HAMILTON SUNDSTRAND CORPORATION
    • Edward W. Goy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR MOTOR WITH INCREASED DWELL AT MAX VANE EXTENSION

    • Publication number 20240368992
    • Publication date Nov 7, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Edward C. Eardley
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY ENGINE, PARTS THEREOF, AND METHODS

    • Publication number 20240344480
    • Publication date Oct 17, 2024
    • ASTRON AEROSPACE LLC
    • Matthew T. RILEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Bidirectional Rotary Hydraulic Motor and Pump

    • Publication number 20240191625
    • Publication date Jun 13, 2024
    • Herbert Dym
    • 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 ENGINE ROTOR AND METHOD

    • Publication number 20240141826
    • Publication date May 2, 2024
    • Pratt & Whitney Canada Corp.
    • Etienne Plamondon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVELESS DEVICES FOR PULSATILE FLUID FLOW

    • Publication number 20240011485
    • Publication date Jan 11, 2024
    • Arizona Board of Regents on behalf of The University of Arizona
    • Marvin J. Slepian
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TWO STROKE INTERNAL COMBUSTION ROTARY ENGINE WITH ZINDLER CURVE RIN...

    • Publication number 20230358137
    • Publication date Nov 9, 2023
    • Rajish K. R
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE WEARING DETECTION

    • Publication number 20230313683
    • Publication date Oct 5, 2023
    • GOODRICH CORPORATION
    • Piotr KROCZEK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    NEW VANE SHAPE

    • Publication number 20230287794
    • Publication date Sep 14, 2023
    • GOODRICH CORPORATION
    • Piotr KROCZEK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY FLUID DEVICE

    • Publication number 20230193900
    • Publication date Jun 22, 2023
    • Cameron James PITTENDRIGH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY MACHINE WITH HUB DRIVEN TRANSMISSION ARTICULATING A FOUR BAR...

    • Publication number 20230073004
    • Publication date Mar 9, 2023
    • LUMENIUM LLC
    • WILLIAM A. LUKACZYK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC DEVICE CONFIGURED AS A STARTER MOTOR

    • Publication number 20230008105
    • Publication date Jan 12, 2023
    • Mathers Hydraulics Technologies Pty Ltd
    • Norman Ian Mathers
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR WITH SELECTIVE OIL COMMUNICATION

    • Publication number 20220349405
    • Publication date Nov 3, 2022
    • LG ELECTRONICS INC.
    • Sungwon JUNG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE MOTOR

    • Publication number 20220290566
    • Publication date Sep 15, 2022
    • EXDL CO., LTD.
    • Won Seok CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Erez Engine - An Internal Combustion Rotary Engine

    • Publication number 20220243648
    • Publication date Aug 4, 2022
    • SMARTIVE TECH LTD.
    • Erez YIFLACH
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SLIDING VANE FLUID PUMP

    • Publication number 20220162943
    • Publication date May 26, 2022
    • DELPHI TECHNOLOGIES IP LIMITED
    • Alejandro MORENO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Machine

    • Publication number 20220136392
    • Publication date May 5, 2022
    • Joseph A. Sbarounis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SINGLE CHAMBER MULTIPLE INDEPENDENT CONTOUR ROTARY MACHINE

    • Publication number 20220127998
    • Publication date Apr 28, 2022
    • LUMENIUM LLC
    • William LUKACZYK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE PUMP

    • Publication number 20220112807
    • Publication date Apr 14, 2022
    • JTEKT CORPORATION
    • Yuji TAKAHASHI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE PUMP AND METHOD FOR THE OPERATION THEREOF

    • Publication number 20220106958
    • Publication date Apr 7, 2022
    • HANON SYSTEMS EFP DEUTSCHLAND GMBH
    • Dirk BORCHERS
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    REVERSING MECHANISM FOR A POWER TOOL

    • Publication number 20210394351
    • Publication date Dec 23, 2021
    • Snap-on Incorporated
    • Richard Bothmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Vane Pump

    • Publication number 20210396139
    • Publication date Dec 23, 2021
    • Pinnacle Climate Technologies
    • Sukru Erisgen
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    ROTARY-VANE MECHANISM FOR ENGINES AND COMPRESSORS

    • Publication number 20210396231
    • Publication date Dec 23, 2021
    • Vladimir Shapovalov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR WITH LIQUID INJECTION COOLING

    • Publication number 20210396232
    • Publication date Dec 23, 2021
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR

    • Publication number 20210381511
    • Publication date Dec 9, 2021
    • LG Electronics Inc.
    • Jingyu LEE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR

    • Publication number 20210301662
    • Publication date Sep 30, 2021
    • LG ELECTRONICS INC.
    • Seokhwan MOON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DISPLACEMENT EXPANDING APPARATUS AND ENGINE INCLUDING THE SAME

    • Publication number 20210293146
    • Publication date Sep 23, 2021
    • Lucas IHSL
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR PUMP BODY, COMPRESSOR, AND AIR CONDITIONER

    • Publication number 20210231123
    • Publication date Jul 29, 2021
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Pengkai WAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES