Details specially related to intermeshing engagement type pumps

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MOTOR-DRIVEN ROOTS PUMP

    • Publication number 20210025388
    • Publication date Jan 28, 2021
    • Kabushiki Kaisha Toyota Jidoshokki
    • Fumiya SHINODA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW-TYPE VACUUM PUMP

    • Publication number 20190203711
    • Publication date Jul 4, 2019
    • Leybold GmbH
    • Thomas DREIFERT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MINIATURE LOW-VIBRATION ACTIVE COOLING SYSTEM WITH CONICAL ROTARY C...

    • Publication number 20170356678
    • Publication date Dec 14, 2017
    • VERT ROTORS UK LIMITED
    • Oleg Dmitriev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRALLY GEARED COMPRESSOR HAVING A COMBINATION OF CENTRIFUGAL AN...

    • Publication number 20170292525
    • Publication date Oct 12, 2017
    • ATLAS COPCO COMPTEC, LLC
    • Michael Andrews
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Screw Compressor and Chiller Unit Provided with Same

    • Publication number 20170038107
    • Publication date Feb 9, 2017
    • Johnson Controls-Hitachi Air Conditioning Technology (Hong Kong) Limited
    • Ryuichiro YONEMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SPIRAL VALVE ACTUATOR FOR AIR COMPRESSOR

    • Publication number 20160265533
    • Publication date Sep 15, 2016
    • Sullair, LLC
    • Clayton PULLINS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Assembly With Liquid Sensor

    • Publication number 20160252092
    • Publication date Sep 1, 2016
    • Emerson Climate Technologies, Inc.
    • Sunil S. KULKARNI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REDUNDANT PRESSURE CONTROL

    • Publication number 20150377208
    • Publication date Dec 31, 2015
    • ENERGREEN AS
    • Per Reidar ORKE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR SYSTEM AND METHOD OF CONTROLLING THE SAME

    • Publication number 20150211518
    • Publication date Jul 30, 2015
    • Samsung Techwin Co., Ltd.
    • Sungsoon PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID VALVE

    • Publication number 20150167660
    • Publication date Jun 18, 2015
    • Trane International Inc.
    • James Philip Crolius
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR

    • Publication number 20150118092
    • Publication date Apr 30, 2015
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Shugo TAKAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID MACHINE

    • Publication number 20140322059
    • Publication date Oct 30, 2014
    • Howden Compressors Limited
    • Ahmed Kovacevic
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR APPARATUS FOR A QUASI-ISOTHERMAL BRAYTON CYCLE ENGINE

    • Publication number 20140308147
    • Publication date Oct 16, 2014
    • Texas A&M University
    • Mark T. Holtzapple
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP STATORS AND VACUUM PUMPS

    • Publication number 20140093412
    • Publication date Apr 3, 2014
    • EDWARDS LIMITED
    • Ian David Stones
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR SYSTEM

    • Publication number 20140017110
    • Publication date Jan 16, 2014
    • Rotorcomp Verdichter GmbH
    • Alexandr Zemliak
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gerotor Apparatus for a Quasi-Isothermal Brayton Cycle Engine

    • Publication number 20100266435
    • Publication date Oct 21, 2010
    • THE TEXAS A&M UNIVERSITY SYSTEM
    • Mark T. Holtzapple
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Vacuum pump

    • Publication number 20040047755
    • Publication date Mar 11, 2004
    • Satoru Kuramoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gerotor apparatus for a quasi-isothermal Brayton Cycle engine

    • Publication number 20030228237
    • Publication date Dec 11, 2003
    • Mark T. Holtzapple
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES