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  • F04D27/004
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D27/00Control

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F04D27/004by varying driving speed
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    NECK FAN
    • Publication number 20250237222
    • Publication date Jul 24, 2025
    • Guangdong Aoyun Technology Co., Ltd.
    • Xueping Zhu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN-SPEED CONTROL DEVICE HAVING A CAPACITIVE TOUCH SURFACE
    • Publication number 20250237228
    • Publication date Jul 24, 2025
    • Lutron Technology Company LLC
    • Gregory S. Altonen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BATTERY PACK APPARATUS AND CONTROLLING METHOD THEREOF
    • Publication number 20250219194
    • Publication date Jul 3, 2025
    • Greenworks (Jiangsu) Co., Ltd.
    • Ming Luo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INTEGRATED FAN DRIVE SYSTEM FOR COOLING TOWER
    • Publication number 20250216163
    • Publication date Jul 3, 2025
    • PRIME DATUM, INC.
    • PATRICK M. ROLLINS
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    COMPACT PORTABLE OXYGEN CONCENTRATOR
    • Publication number 20250207705
    • Publication date Jun 26, 2025
    • Inogen, Inc.
    • Brenton Alan Taylor
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ATMOSPHERIC PRESSURE COMPENSATION CONTROL SYSTEM FOR POWERED AIR-PU...
    • Publication number 20250195924
    • Publication date Jun 19, 2025
    • CCHANGZHOU SHINE SCIENCE & TECHNOLOGY CO. LTD.
    • Liang CHEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method and System for Controlled Airflow Cooling
    • Publication number 20250194060
    • Publication date Jun 12, 2025
    • ABB Schweiz AG
    • Thomas A. Kendzia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CLOSED LOOP POWER CONTROL FOR BLOWERS
    • Publication number 20250188941
    • Publication date Jun 12, 2025
    • Milwaukee Electric Tool Corporation
    • Adam F. Czerwonka
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    METHOD OF CONTROLLING A PUMP AND MOTOR
    • Publication number 20250180028
    • Publication date Jun 5, 2025
    • Pentair Flow Technologies, LLC
    • Melissa Drechsel Kidd
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSED AIR STATION
    • Publication number 20250170523
    • Publication date May 29, 2025
    • KAESER KOMPRESSOREN SE
    • Phil Andre Schneider
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20250172157
    • Publication date May 29, 2025
    • Junki KAWATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIFT OFF SPEED DETECTION
    • Publication number 20250172430
    • Publication date May 29, 2025
    • Garrett Transportation I Inc.
    • Radu Florea
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN SPEED CONTROL SYSTEM FOR ENGINE COOLING
    • Publication number 20250163842
    • Publication date May 22, 2025
    • Applied Industrial Technologies, Inc.
    • Wenling Babbitt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    IMPELLER AND MOTOR ASSEMBLY
    • Publication number 20250161606
    • Publication date May 22, 2025
    • Fisher & Paykel Healthcare Limited
    • Johannes Nicolaas Bothma
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    MOTOR DRIVE CONTROL CIRCUIT, PORTABLE FAN CONFIGURED WITH HIGH-SPEE...
    • Publication number 20250163925
    • Publication date May 22, 2025
    • SHENZHEN JISU TECHNOLOGY CO., LTD.
    • Guanzheng ZHENG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND A METHOD FOR CONTROLLING VARIABLE SPEED BLOWER
    • Publication number 20250164114
    • Publication date May 22, 2025
    • PENTAIR, INC.
    • David Vaughn
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    ADAPTIVE RESISTOR GRID FAN CONTROL
    • Publication number 20250154960
    • Publication date May 15, 2025
    • Caterpillar Inc.
    • Jacob Dean Randall
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    COOLING FAN CONTROL DEVICE AND COOLING FAN CONTROL METHOD
    • Publication number 20250154961
    • Publication date May 15, 2025
    • Toshiba Tec Kabushiki Kaisha
    • Yasuhiro Katabira
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    FAN MOTOR, FAN COMPRISING THE SAME, AND CONTROL METHOD OF FAN MOTOR
    • Publication number 20250154965
    • Publication date May 15, 2025
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Hairong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND APPARATUS FOR CONTROLLING A CONDENSER FAN MOTOR
    • Publication number 20250146502
    • Publication date May 8, 2025
    • International Controls and Measurements Corporation
    • Eric Christopher WOOD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS BEARING MANAGEMENT FOR A COMPRESSOR
    • Publication number 20250146497
    • Publication date May 8, 2025
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20250129790
    • Publication date Apr 24, 2025
    • Milwaukee Electric Tool Corporation
    • Brandon W. Nowicki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR TRAIN OF CHEMICAL PLANTS AND METHOD OF OPERATING COMPRES...
    • Publication number 20250129789
    • Publication date Apr 24, 2025
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Satoru Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Programmable Air Supply System with Liquid Cooling and Noise Suppre...
    • Publication number 20250121387
    • Publication date Apr 17, 2025
    • GloryMakeup Inc.
    • Pao-Tang Wang
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Heat management in network switch
    • Publication number 20250126743
    • Publication date Apr 17, 2025
    • MELLANOX TECHNOLOGIES, LTD.
    • Beeri Halachmi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    USER POSITION-BASED FAN NOISE CONTROL
    • Publication number 20250109753
    • Publication date Apr 3, 2025
    • Microsoft Technology Licensing, LLC
    • Adwaita Anil DANI
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Control System
    • Publication number 20250092878
    • Publication date Mar 20, 2025
    • Chen I LIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan Speed Control Device
    • Publication number 20250093485
    • Publication date Mar 20, 2025
    • Lutron Technology Company LLC
    • James P. Steiner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOWER ASSEMBLY FOR HVAC SYSTEM
    • Publication number 20250075705
    • Publication date Mar 6, 2025
    • TYCO FIRE & SECURITY GMBH
    • Randal H. Edmunds
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN BRAKE CONTROL SYSTEM
    • Publication number 20250075991
    • Publication date Mar 6, 2025
    • Tex Tenn, LLC d/b/a Tex Tenn Design & Consulting
    • Brian Alexander Lesniak
    • F28 - HEAT EXCHANGE IN GENERAL