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the leading edge of each vane being substantially parallel to the rotation axis

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D29/00Details, component parts, or accessories

Current Industry

F04D29/282the leading edge of each vane being substantially parallel to the rotation axis
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Impeller, multi-blade air-sending device, and air-conditioning appa...
    • Patent number 12,163,529
    • Issue date Dec 10, 2024
    • Mitsubishi Electric Corporation
    • Takuya Teramoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller and fan employing same
    • Patent number 12,146,502
    • Issue date Nov 19, 2024
    • Delta Electronics, Inc.
    • Kuo-Tung Hsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High-performance housings for backward-curved blowers
    • Patent number 12,123,621
    • Issue date Oct 22, 2024
    • Lennox Industries Inc.
    • Patric Ananda Balan Thobias
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High-performance housings for backward-curved blowers
    • Patent number 12,123,622
    • Issue date Oct 22, 2024
    • Lennox Industries Inc.
    • Patric Ananda Balan Thobias
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High speed turbo-alternator with integrated cooling fan
    • Patent number 12,055,156
    • Issue date Aug 6, 2024
    • Hamilton Sundstrand Corporation
    • Richard A. Himmelmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan for air handling unit (AHU) assembled from several parts with r...
    • Patent number 11,994,145
    • Issue date May 28, 2024
    • SWEGON OPERATIONS AB
    • Martin Ottersten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbofan
    • Patent number 11,953,020
    • Issue date Apr 9, 2024
    • Daikin Industries, Ltd.
    • Ryuusuke Ohtaguro
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Medallion fan
    • Patent number RE49868
    • Issue date Mar 12, 2024
    • Hunter Fan Company
    • Jeffrey Butler Cunnane
  • Information Patent Grant

    Medallion fan
    • Patent number RE49862
    • Issue date Mar 5, 2024
    • Hunter Fan Company
    • Jeffrey Butler Cunnane
  • Information Patent Grant

    High-performance housings for backward-curved blowers
    • Patent number 11,885,526
    • Issue date Jan 30, 2024
    • Lennox Industries Inc.
    • Patric Ananda Balan Thobias
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double inlet backward curved blower
    • Patent number 11,873,831
    • Issue date Jan 16, 2024
    • Carrier Corporation
    • Mark Patrick Rau
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan for regenerative air vacuum street sweeper, and method of fan m...
    • Patent number 11,866,895
    • Issue date Jan 9, 2024
    • CURBTENDER SWEEPERS LLC
    • Aditya G. Anand
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Impeller
    • Patent number 11,841,030
    • Issue date Dec 12, 2023
    • Nidec Corporation
    • Shingo Yoshino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller, multi-blade air-sending device, and air-conditioning appa...
    • Patent number 11,808,270
    • Issue date Nov 7, 2023
    • Mitsubishi Electric Corporation
    • Takuya Teramoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Medallion fan
    • Patent number RE49679
    • Issue date Oct 3, 2023
    • Hunter Fan Company
    • Jeffrey Butler Cunnane
  • Information Patent Grant

    Method of manufacturing a fan assembly
    • Patent number 11,644,045
    • Issue date May 9, 2023
    • Revcor, Inc.
    • Craig R. Hall
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fan assembly and washing machine having the same
    • Patent number 11,592,030
    • Issue date Feb 28, 2023
    • Samsung Electronics Co., Ltd.
    • Yong Hun Kang
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Fan
    • Patent number 11,473,587
    • Issue date Oct 18, 2022
    • GE Renewable (Switzerland) GmbH
    • Stefan Albert Baumeister
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blade and fan structure
    • Patent number 11,353,041
    • Issue date Jun 7, 2022
    • Acer Incorporated
    • Yu-Ming Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan
    • Patent number 11,339,796
    • Issue date May 24, 2022
    • Acer Incorporated
    • Chun-Chieh Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric blower, electric vacuum cleaner, and hand dryer
    • Patent number 11,333,163
    • Issue date May 17, 2022
    • Mitsubishi Electric Corporation
    • Naho Adachi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Furnace air handler blower assembly utilizing a motor connected to...
    • Patent number 11,306,725
    • Issue date Apr 19, 2022
    • Regal Beloit America, Inc.
    • Steven W. Post
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan blade with improved structure
    • Patent number 11,242,863
    • Issue date Feb 8, 2022
    • Asia Vital Components Co., Ltd.
    • Liang-Hua Xu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electrical machine and methods of assembling the same
    • Patent number 11,228,231
    • Issue date Jan 18, 2022
    • Regal Beloit America, Inc.
    • Jason Jon Kreidler
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Centrifugal fan blade assembly and centrifugal fan
    • Patent number 11,204,040
    • Issue date Dec 21, 2021
    • Gree Electric Appliances, Inc. of Zhuhai
    • Yasong Tian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of manufacturing a fan assembly
    • Patent number 11,193,495
    • Issue date Dec 7, 2021
    • Revcor, Inc.
    • Craig R. Hall
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electric machine with auxiliary blower mounting arrangement and/or...
    • Patent number 11,139,718
    • Issue date Oct 5, 2021
    • Siemens Industry, Inc.
    • Nicholas G. Lang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller for a radial fan and gas burner appliance
    • Patent number 11,067,095
    • Issue date Jul 20, 2021
    • Honeywell Technologies Sarl
    • Kay Jarysek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double inlet backward curved blower
    • Patent number 11,041,502
    • Issue date Jun 22, 2021
    • Carrier Corporation
    • Mark Patrick Rau
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Centrifugal impeller
    • Patent number 11,015,611
    • Issue date May 25, 2021
    • ZHONGSHAN YIBISI TECHNOLOGY CO., LTD.
    • Haiming Xu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPELLER FOR A RADIAL FAN
    • Publication number 20240426313
    • Publication date Dec 26, 2024
    • EBM-PAPST MULFINGEN GMBH & CO. KG
    • Erhard GRUBER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN FOR REGENERATIVE AIR VACUUM STREET SWEEPER, AND METHOD OF FAN M...
    • Publication number 20240093446
    • Publication date Mar 21, 2024
    • CURBTENDER SWEEPERS LLC
    • ADITYA G. ANAND
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    HIGH-PERFORMANCE HOUSINGS FOR BACKWARD-CURVED BLOWERS
    • Publication number 20240085037
    • Publication date Mar 14, 2024
    • Lennox Industries Inc.
    • Patric Ananda Balan Thobias
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH-PERFORMANCE HOUSINGS FOR BACKWARD-CURVED BLOWERS
    • Publication number 20240085038
    • Publication date Mar 14, 2024
    • Lennox Industries Inc.
    • Patric Ananda Balan Thobias
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL HEAT DISSIPATION FAN
    • Publication number 20230337391
    • Publication date Oct 19, 2023
    • ACER INCORPORATED
    • Yu-Ming Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN FOR REGENERATIVE AIR VACUUM STREET SWEEPER, AND METHOD OF FAN M...
    • Publication number 20230220638
    • Publication date Jul 13, 2023
    • Curbtender, Inc.
    • ADITYA G. ANAND
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    IMPELLER
    • Publication number 20230204044
    • Publication date Jun 29, 2023
    • NIDEC CORPORATION
    • Shingo YOSHINO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN FOR AIR HANDLING UNIT (AHU) ASSEMBLED FROM SEVERAL PARTS WITH R...
    • Publication number 20220290685
    • Publication date Sep 15, 2022
    • Swegon Operations AB
    • Martin OTTERSTEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBOFAN
    • Publication number 20220213898
    • Publication date Jul 7, 2022
    • DAIKIN INDUSTRIES, LTD.
    • Ryuusuke OHTAGURO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method of Manufacturing a Fan Assembly
    • Publication number 20220196028
    • Publication date Jun 23, 2022
    • Revcor, Inc.
    • Craig R. Hall
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Low Noise High Efficiency Centrifugal Blower
    • Publication number 20220163039
    • Publication date May 26, 2022
    • Regal Beloit America, Inc.
    • Sahand Pirouzpanah
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPELLER, MULTI-BLADE AIR-SENDING DEVICE, AND AIR-CONDITIONING APPA...
    • Publication number 20220145893
    • Publication date May 12, 2022
    • Mitsubishi Electric Corporation
    • Takuya TERAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN IMPELLER
    • Publication number 20210388845
    • Publication date Dec 16, 2021
    • INVENTEC (PUDONG) TECHNOLOGY CORPORATION
    • Tang-An LIU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VENTILATION SYSTEM
    • Publication number 20210356116
    • Publication date Nov 18, 2021
    • Delta Electronics, Inc.
    • YU-HSIANG HUANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DOUBLE INLET BACKWARD CURVED BLOWER
    • Publication number 20210310497
    • Publication date Oct 7, 2021
    • Carrier Corporation
    • Mark Patrick Rau
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    A Fan
    • Publication number 20210131443
    • Publication date May 6, 2021
    • GE Renewable (Switzerland) GmbH
    • Stefan Albert Baumeister
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    IMPELLER AND FAN EMPLOYING SAME
    • Publication number 20210071681
    • Publication date Mar 11, 2021
    • Delta Electronics, Inc.
    • Kuo-Tung Hsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL IMPELLER
    • Publication number 20200318647
    • Publication date Oct 8, 2020
    • Zhongshan Yibisi Technology Co., Ltd.
    • Haiming XU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan Assembly and Method
    • Publication number 20200271123
    • Publication date Aug 27, 2020
    • Revcor, Inc.
    • Craig R. Hall
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Furnace Air Handler Blower Assembly Utilizing a Motor Connected to...
    • Publication number 20200263695
    • Publication date Aug 20, 2020
    • Regal Beloit America, Inc.
    • Steven W. Post
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLADE AND FAN STRUCTURE
    • Publication number 20200182258
    • Publication date Jun 11, 2020
    • ACER INCORPORATED
    • Yu-Ming Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN ASSEMBLY AND WASHING MACHINE HAVING THE SAME
    • Publication number 20200141048
    • Publication date May 7, 2020
    • Samsung Electronics Co., LTD
    • Yong Hun KANG
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Application

    Centrifugal Fan Blade Assembly and Centrifugal Fan
    • Publication number 20200072233
    • Publication date Mar 5, 2020
    • Gree Electric Appliances, Inc. of Zhuhai
    • Yasong TIAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN WHEEL STRUCTURE
    • Publication number 20190368504
    • Publication date Dec 5, 2019
    • Asia Vital Components Co., Ltd.
    • Liang-Hua Xu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW PROFILE DIRECTIONAL CENTRIFUGAL CEILING FAN
    • Publication number 20190353173
    • Publication date Nov 21, 2019
    • Joseph Kraft
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOWER HOUSING
    • Publication number 20190316597
    • Publication date Oct 17, 2019
    • LAU Holdings, LLC
    • Michael Brendel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR BLOWER
    • Publication number 20190195236
    • Publication date Jun 27, 2019
    • NIDEC CORPORATION
    • Tomoyuki TSUKAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRICAL MACHINE AND METHODS OF ASSEMBLING THE SAME
    • Publication number 20190190355
    • Publication date Jun 20, 2019
    • Regal Beloit America, Inc.
    • Jason Jon Kreidler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC BLOWER, ELECTRIC VACUUM CLEANER, AND HAND DRYER
    • Publication number 20190154054
    • Publication date May 23, 2019
    • Mitsubishi Electric Corporation
    • Naho ADACHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPELLER AND FAN USING THE SAME
    • Publication number 20190120244
    • Publication date Apr 25, 2019
    • MINEBEA MITSUMI INC.
    • Hirofumi SHOJI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...