TREA

Lubricant distribution through a hollow driving shaft

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  • F04C29/023
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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

F04C29/023Lubricant distribution through a hollow driving shaft
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Scroll compressor
    • Patent number 12,173,709
    • Issue date Dec 24, 2024
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Kazuya Sato
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Adaptive lubricator box
    • Patent number 12,173,715
    • Issue date Dec 24, 2024
    • Curtis Alan Roys
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage compressor having interstage lubricant injection via an...
    • Patent number 12,146,494
    • Issue date Nov 19, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with oil supply groove
    • Patent number 12,135,031
    • Issue date Nov 5, 2024
    • Samsung Electronics Co., Ltd.
    • Sunghea Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having oil supply groove in communication with oi...
    • Patent number 12,117,002
    • Issue date Oct 15, 2024
    • LG Electronics Inc.
    • Honghee Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 12,110,894
    • Issue date Oct 8, 2024
    • LG Electronics Inc.
    • Jinung Shin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with two rotors coaxially disposed on a connecting assem...
    • Patent number 12,098,720
    • Issue date Sep 24, 2024
    • Gree Electric Appliances, Inc. of Zhuhai
    • Hua Liu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor assembly, compressor and air conditioner
    • Patent number 12,092,105
    • Issue date Sep 17, 2024
    • Gree Electric Appliances, Inc. of Zhuhai
    • Zhongkeng Long
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with oil pump
    • Patent number 12,092,111
    • Issue date Sep 17, 2024
    • Copeland LP
    • Kyle M. Bergman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having lubrication system
    • Patent number 12,078,173
    • Issue date Sep 3, 2024
    • Copeland LP
    • Stephen M. Seibel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,078,175
    • Issue date Sep 3, 2024
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,071,951
    • Issue date Aug 27, 2024
    • LG Electronics Inc.
    • Minho Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Aerostatic thrust bearing and method of aerostatically supporting a...
    • Patent number 12,065,934
    • Issue date Aug 20, 2024
    • TRANE INTERNATIONAL INC.
    • Jay H. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor and home appliance including the same
    • Patent number 12,055,325
    • Issue date Aug 6, 2024
    • Samsung Electronics Co., Ltd.
    • Joonhyung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and refrigeration cycle device
    • Patent number 12,000,395
    • Issue date Jun 4, 2024
    • HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.
    • Kazuyuki Matsunaga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Drive shaft of compressor having oil groove portion and oil sump
    • Patent number 11,971,037
    • Issue date Apr 30, 2024
    • Daikin Industries, Ltd.
    • Eiji Kumakura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane rotary compressor with pressure reducing member inserted into...
    • Patent number 11,971,032
    • Issue date Apr 30, 2024
    • LG Electronics Inc.
    • Kiyoul Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including hub lubricant passage
    • Patent number 11,933,304
    • Issue date Mar 19, 2024
    • Bitzer Kuehlmaschinenbau GmbH
    • Paul J. Flanigan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vacuuming device and vacuum apparatus
    • Patent number 11,905,958
    • Issue date Feb 20, 2024
    • Hong Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping assembly, compressor and air conditioning equipment
    • Patent number 11,898,562
    • Issue date Feb 13, 2024
    • Gree Electric Appliances, Inc. of Zhuhai
    • Yusheng Hu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,898,558
    • Issue date Feb 13, 2024
    • HANON SYSTEMS
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Direct drive refrigerant screw compressor with refrigerant lubricat...
    • Patent number 11,898,561
    • Issue date Feb 13, 2024
    • Carrier Corporation
    • Yifan Qiu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,852,144
    • Issue date Dec 26, 2023
    • Danfoss (Tianjin) Ltd.
    • Qian Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage compressor having interstage lubricant injection via an...
    • Patent number 11,781,547
    • Issue date Oct 10, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic compressor including an intermediate plate having a curved...
    • Patent number 11,754,071
    • Issue date Sep 12, 2023
    • LG Electronics Inc.
    • Seokhwan Moon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with bypass portions
    • Patent number 11,739,752
    • Issue date Aug 29, 2023
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,713,762
    • Issue date Aug 1, 2023
    • Mitsubishi Electric Corporation
    • Kohei Tatsuwaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having oil feeding channels
    • Patent number 11,686,307
    • Issue date Jun 27, 2023
    • LG Electronics Inc.
    • Kyungho Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor oil management system
    • Patent number 11,680,568
    • Issue date Jun 20, 2023
    • Emerson Climate Technologies, Inc.
    • Jesus Angel Nohales Herraiz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with a fitted shaft portion having two sliding surfaces...
    • Patent number 11,674,514
    • Issue date Jun 13, 2023
    • Daikin Industries, Ltd.
    • Masanori Masuda
    • 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

    DIRECT DRIVE REFRIGERANT SCREW COMPRESSOR WITH REFRIGERANT LUBRICAT...
    • Publication number 20240102472
    • Publication date Mar 28, 2024
    • Carrier Corporation
    • Yifan QIU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSSOR
    • Publication number 20240052835
    • Publication date Feb 15, 2024
    • LG ELECTRONICS INC.
    • Howon LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotor Assembly, Compressor and Air Conditioner
    • Publication number 20240044333
    • Publication date Feb 8, 2024
    • Gree Electric Appliances, Inc, of Zhuhai
    • Zhongkeng Long
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE COMPRESSOR HAVING INTERSTAGE LUBRICANT INJECTION VIA AN...
    • Publication number 20240003347
    • Publication date Jan 4, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230204035
    • Publication date Jun 29, 2023
    • LG ELECTRONICS INC.
    • Jaeha LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230175509
    • Publication date Jun 8, 2023
    • LG ELECTRONICS INC.
    • Minho LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Lubrication System
    • Publication number 20230114913
    • Publication date Apr 13, 2023
    • Emerson Climate Technologies, Inc.
    • Stephen M. SEIBEL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230103461
    • Publication date Apr 6, 2023
    • DANFOSS (TIANJIN) LTD.
    • Qian HU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICANT SYSTEM FOR A COMPRESSOR
    • Publication number 20230086482
    • Publication date Mar 23, 2023
    • Johnson Controls Tyco IP Holdings LLP
    • Firas Gassan Asfoor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Adaptive Lubricator Box
    • Publication number 20230076021
    • Publication date Mar 9, 2023
    • Curtis Alan Roys
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATION CYCLE DEVICE
    • Publication number 20230077032
    • Publication date Mar 9, 2023
    • Hitachi-Johnson Controls Air Conditioning, Inc.
    • Kazuyuki MATSUNAGA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230060653
    • Publication date Mar 2, 2023
    • Bitzer Kuehlmaschinenbau GmbH
    • Paul J. Flanigan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    X-RAY INSPECTION APPARATUS, X-RAY INSPECTION SYSTEM, IMAGE MANAGEME...
    • Publication number 20230046611
    • Publication date Feb 16, 2023
    • Omron Corporation
    • Hironori KASAHARA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE ROTARY COMPRESSOR
    • Publication number 20230047035
    • Publication date Feb 16, 2023
    • LG ELECTRONICS INC.
    • Kiyoul NOH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AEROSTATIC THRUST BEARING AND METHOD OF AEROSTATICALLY SUPPORTING A...
    • Publication number 20230037942
    • Publication date Feb 9, 2023
    • TRANE INTERNATIONAL INC.
    • Jay H. JOHNSON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL COMPRESSOR WITH BYPASS PORTIONS
    • Publication number 20230003221
    • Publication date Jan 5, 2023
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20220381245
    • Publication date Dec 1, 2022
    • DAIKIN INDUSTRIES, LTD.
    • Eiji KUMAKURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220268282
    • Publication date Aug 25, 2022
    • Kyung Jae Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUMING DEVICE AND VACUUM APPARATUS
    • Publication number 20220170464
    • Publication date Jun 2, 2022
    • Hong WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE COMPRESSOR HAVING INTERSTAGE LUBRICANT INJECTION VIA AN...
    • Publication number 20220120278
    • Publication date Apr 21, 2022
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VANE ROTARY COMPRESSOR
    • Publication number 20220034318
    • Publication date Feb 3, 2022
    • LG ELECTRONICS INC.
    • Joonhong PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTOR COOLING SYSTEM WITH INCREASED COOLANT RESIDENCE TIME FOR ELEC...
    • Publication number 20210211008
    • Publication date Jul 8, 2021
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Xiaofeng Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20210054843
    • Publication date Feb 25, 2021
    • PFEIFFER VACUUM
    • Stephane CROCHET
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE MOTOR
    • Publication number 20210047929
    • Publication date Feb 18, 2021
    • J.D. Neuhaus Holding GmbH & Co. KG
    • Ewald Sawitzki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MACHINE FOR AIRCRAFT AND METHOD
    • Publication number 20210048026
    • Publication date Feb 18, 2021
    • Pratt & Whitney Canada Corp.
    • Dana TOMESCU
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    COMPRESSOR HAVING LUBRICATION STRUCTURE FOR THRUST SURFACE
    • Publication number 20200340477
    • Publication date Oct 29, 2020
    • LG ELECTRONICS INC.
    • Sang baek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Oil Allocation Member
    • Publication number 20200309132
    • Publication date Oct 1, 2020
    • Emerson Climate Technologies, Inc.
    • Xiaogeng SU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE ROTARY COMPRESSOR
    • Publication number 20200277956
    • Publication date Sep 3, 2020
    • LG Electronics Inc.
    • Kiyoul NOH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH BYPASS PORTIONS
    • Publication number 20200240410
    • Publication date Jul 30, 2020
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...