TREA

Couplings between rotors and input or output shafts acting by interengaging or mating parts

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  • CPC
  • F04C29/0071
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00

Current Industry

F04C29/0071Couplings between rotors and input or output shafts acting by interengaging or mating parts
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Compressor and air conditioner
    • Patent number 11,976,657
    • Issue date May 7, 2024
    • Mitsubishi Electric Corporation
    • Kazuhiko Baba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flexible impeller pump
    • Patent number 11,885,326
    • Issue date Jan 30, 2024
    • MARINE FLOW LIMITED
    • Stuart Drysdale
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump
    • Patent number 11,873,815
    • Issue date Jan 16, 2024
    • HELLA GMBH & CO. KGAA
    • Sascha Bruemmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Noise and vibration management for smoke evacuation system
    • Patent number 11,725,664
    • Issue date Aug 15, 2023
    • MegaDyne Medical Products, Inc.
    • Chad S. Frampton
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Coupling between crankshaft and orbiting scroll plate
    • Patent number 11,668,306
    • Issue date Jun 6, 2023
    • Emerson Climate Technologies GmbH
    • Xiaogeng Su
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor driven compressor apparatus including swing pin
    • Patent number 11,566,620
    • Issue date Jan 31, 2023
    • Hyundai Mobis Co., Ltd.
    • In Won Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 11,473,581
    • Issue date Oct 18, 2022
    • Daikin Industries, Ltd.
    • Takazou Sotojima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having Oldham's ring
    • Patent number 11,441,565
    • Issue date Sep 13, 2022
    • LG Electronics Inc.
    • Sang Baek Park
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll compressor having wear preventing member located between key...
    • Patent number 11,401,937
    • Issue date Aug 2, 2022
    • LG Electronics Inc.
    • Jinyong Jang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vacuum pump sealing element
    • Patent number 11,286,929
    • Issue date Mar 29, 2022
    • Schwabische Huttenwerke Automotive GmbH
    • Roman Ickert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor driven compressor apparatus including swing pin
    • Patent number 11,268,511
    • Issue date Mar 8, 2022
    • Hyunda Mobis Co., Ltd.
    • In Won Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including a buffer member between a shaft and a r...
    • Patent number 11,225,966
    • Issue date Jan 18, 2022
    • HANON SYSTEMS
    • Chi Myeong Moon
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Screw compressor
    • Patent number 11,053,942
    • Issue date Jul 6, 2021
    • Kobe Steel, Ltd.
    • Katsunori Hamada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Eccentric screw pump
    • Patent number 11,035,361
    • Issue date Jun 15, 2021
    • Hugo Vogelsang Maschinenbau GmbH
    • Paul Krampe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll-type fluid machine and method for assembling same
    • Patent number 11,015,597
    • Issue date May 25, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Shumpei Yamazaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having bushing
    • Patent number 11,002,276
    • Issue date May 11, 2021
    • Emerson Climate Technologies, Inc.
    • Mikhail A. Antimonov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor with Oldham assembly
    • Patent number 11,002,275
    • Issue date May 11, 2021
    • Emerson Climate Technologies, Inc.
    • Paul L. Fullenkamp
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Co-rotating scroll compressor
    • Patent number 10,995,755
    • Issue date May 4, 2021
    • Mitsubishi Heavy Industries, Ltd.
    • Takuma Yamashita
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Automotive vacuum pump
    • Patent number 10,982,673
    • Issue date Apr 20, 2021
    • Pierburg Pump Technology GmbH
    • Giorgio Peroni
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor including bearing and unloader assembly
    • Patent number 10,830,236
    • Issue date Nov 10, 2020
    • Emerson Climate Technologies, Inc.
    • Kirill M. Ignatiev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil flow through the bearings of a scroll compressor
    • Patent number 10,801,495
    • Issue date Oct 13, 2020
    • Emerson Climate Technologies, Inc.
    • Michael M. Perevozchikov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor and bearing assembly
    • Patent number 10,801,498
    • Issue date Oct 13, 2020
    • Emerson Climate Technologies, Inc.
    • Pankaj Nimbaji Ahire
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor element for a screw compressor and screw compressor in w...
    • Patent number 10,760,574
    • Issue date Sep 1, 2020
    • Atlas Copco Airpower, naamloze vennootschap
    • Simon Peter G. De Bock
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid machinery, heat exchange equipment, and operating method for...
    • Patent number 10,626,858
    • Issue date Apr 21, 2020
    • GREE GREEN REFRIDGERATION TECHNOLOGY CENTER CO., LTD. OF ZUHAI
    • Zhongcheng Du
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having scroll with oil dimples
    • Patent number 10,570,899
    • Issue date Feb 25, 2020
    • LG Electronics Inc.
    • Kangwook Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mechanical vacuum pump for a motor vehicle
    • Patent number 10,443,599
    • Issue date Oct 15, 2019
    • Pierburg Pump Technology GmbH
    • Alexander Graulich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with Oldham assembly
    • Patent number 10,400,770
    • Issue date Sep 3, 2019
    • Emerson Climate Technologies, Inc.
    • Paul L. Fullenkamp
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vacuum pump
    • Patent number 10,371,148
    • Issue date Aug 6, 2019
    • WABCO AUTOMOTIVE UK LIMITED
    • David Heaps
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mud motor coupling system
    • Patent number 10,288,065
    • Issue date May 14, 2019
    • National-Oilwell DHT, L.P.
    • John P. Smid
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric motor-driven motor-vehicle vacuum pump, and drive shaft fo...
    • Patent number 10,288,067
    • Issue date May 14, 2019
    • Magna Powertrain Bad Homburg GmbH
    • Dietmar Moeser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240376895
    • Publication date Nov 14, 2024
    • LG ELECTRONICS INC.
    • Byungkil YOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR DRIVE LINE
    • Publication number 20240344517
    • Publication date Oct 17, 2024
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Flip Frans MATHYS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVESHAFT ASSEMBLIES AND COMPRESSORS INCLUDING THE SAME
    • Publication number 20240287904
    • Publication date Aug 29, 2024
    • Emerson Climate Technologies, Inc.
    • Kirill Michailovich Ignatiev
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FLEXIBLE IMPELLER PUMP
    • Publication number 20240167472
    • Publication date May 23, 2024
    • MARINE FLOW LIMITED
    • Stuart Drysdale
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP
    • Publication number 20220196014
    • Publication date Jun 23, 2022
    • HELLA GmbH & Co. KGaA
    • Sascha BRUEMMER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMPRESSOR AND AIR CONDITIONER
    • Publication number 20220099080
    • Publication date Mar 31, 2022
    • Mitsubishi Electric Corporation
    • Kazuhiko BABA
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    MOTOR DRIVEN COMPRESSOR APPARATUS INCLUDING SWING PIN
    • Publication number 20220099092
    • Publication date Mar 31, 2022
    • HYUNDAI MOBIS CO., LTD.
    • In Won Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20200200176
    • Publication date Jun 25, 2020
    • DAIKIN INDUSTRIES, LTD.
    • Takazou SOTOJIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor With Oldham Assembly
    • Publication number 20190383289
    • Publication date Dec 19, 2019
    • Emerson Climate Technologies, Inc.
    • Paul L. FULLENKAMP
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Compressor Having Bushing
    • Publication number 20190345939
    • Publication date Nov 14, 2019
    • Emerson Climate Technologies, Inc.
    • Mikhail A. ANTIMONOV
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20190345941
    • Publication date Nov 14, 2019
    • LG ELECTRONICS INC.
    • Byungkil YOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20190345940
    • Publication date Nov 14, 2019
    • LG ELECTRONICS INC.
    • Jinyong JANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING OLDHAM'S RING
    • Publication number 20190345942
    • Publication date Nov 14, 2019
    • LG ELECTRONICS INC.
    • Sang Baek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20190277289
    • Publication date Sep 12, 2019
    • LG ELECTRONICS INC.
    • Byungkil YOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR VEHICLE VACUUM PUMP
    • Publication number 20190226483
    • Publication date Jul 25, 2019
    • PIERBURG PUMP TECHNOLOGY GMBH
    • STEFFEN SCHNURR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY-COMPRESSING VACUUM PUMP
    • Publication number 20190186493
    • Publication date Jun 20, 2019
    • Thomas Dreifert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ECCENTRIC SCREW PUMP
    • Publication number 20190162183
    • Publication date May 30, 2019
    • HUGO VOGELSANG MASCHINENBAU GMBH
    • Paul Krampe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Scroll Compressor With Scroll Bolt Clamp Joint
    • Publication number 20190128263
    • Publication date May 2, 2019
    • Emerson Climate Technologies, Inc.
    • Bryan James PENKAL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AUTOMOTIVE VACUUM PUMP
    • Publication number 20190093656
    • Publication date Mar 28, 2019
    • PIERBURG PUMP TECHNOLOGY GMBH
    • GIORGIO PERONI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MECHANICAL VACUUM PUMP FOR A MOTOR VEHICLE
    • Publication number 20180335035
    • Publication date Nov 22, 2018
    • PIERBURG PUMP TECHNOLOGY GMBH
    • ALEXANDER GRAULICH
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COMPRESSOR ELEMENT FOR A SCREW COMPRESSOR AND SCREW COMPRESSOR IN W...
    • Publication number 20180298904
    • Publication date Oct 18, 2018
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Simon Peter G. DE BOCK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND HEAT EXCHANGE SYSTEM
    • Publication number 20180231000
    • Publication date Aug 16, 2018
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Yusheng HU
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    IMPROVED VOLUMETRIC COMPRESSOR
    • Publication number 20180087510
    • Publication date Mar 29, 2018
    • Virgilio Mietto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Flow Through The Bearings Of A Scroll Compressor
    • Publication number 20180066656
    • Publication date Mar 8, 2018
    • Emerson Climate Technologies, Inc.
    • Michael M. PEREVOZCHIKOV
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor and Bearing Assembly
    • Publication number 20180038371
    • Publication date Feb 8, 2018
    • Emerson Climate Technologies, Inc.
    • Pankaj Nimbaji AHIRE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL TYPE AIR COMPRESSOR
    • Publication number 20170335850
    • Publication date Nov 23, 2017
    • FU SHENG INDUSTRIAL CO., LTD.
    • Yi-Chao Huang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20170306963
    • Publication date Oct 26, 2017
    • LG Electronics Inc.
    • Kangwook Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20170254332
    • Publication date Sep 7, 2017
    • WABCO AUTOMOTIVE UK LIMITED
    • David Heaps
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor With Oldham Assembly
    • Publication number 20170234313
    • Publication date Aug 17, 2017
    • Emerson Climate Technologies, Inc.
    • Paul L. FULLENKAMP
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR
    • Publication number 20170074266
    • Publication date Mar 16, 2017
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Yosuke FUKUSHIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...