using a source of partial vacuum or sub-atmospheric pressure

Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum pump arrangement for a milking plant

    • Patent number 11,758,877
    • Issue date Sep 19, 2023
    • Delaval Holding AB
    • Fredrik Palmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum-driven fluid delivery device with controlled vacuum pressure...

    • Patent number 10,233,914
    • Issue date Mar 19, 2019
    • Easy Spray LLC
    • Pasquale A. Iammatteo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sterile liquid pump with single use elements

    • Patent number 10,030,674
    • Issue date Jul 24, 2018
    • C. Anthony Cox
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sterile liquid pump with single use elements

    • Patent number 9,765,769
    • Issue date Sep 19, 2017
    • C. Anthony Cox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Aircraft fluid delivery device

    • Patent number 6,736,611
    • Issue date May 18, 2004
    • Goodrich Corporation
    • James Putt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Manual/pneumatic oil-pumping device

    • Patent number 6,558,138
    • Issue date May 6, 2003
    • Tien Tsai Tseng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Automobile vacuum system for inflating tires

    • Patent number 4,224,013
    • Issue date Sep 23, 1980
    • Arthur Davis
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Device for the extraction of blood

    • Patent number 4,216,782
    • Issue date Aug 12, 1980
    • Walter Sarstedt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3909872

    • Patent number 3,909,872
    • Issue date Oct 7, 1975
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3765802

    • Patent number 3,765,802
    • Issue date Oct 16, 1973
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3653784

    • Patent number 3,653,784
    • Issue date Apr 4, 1972
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3544239

    • Patent number 3,544,239
    • Issue date Dec 1, 1970
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3514227

    • Patent number 3,514,227
    • Issue date May 26, 1970
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3482766

    • Patent number 3,482,766
    • Issue date Dec 9, 1969
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3391963

    • Patent number 3,391,963
    • Issue date Jul 9, 1968
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3339830

    • Patent number 3,339,830
    • Issue date Sep 5, 1967
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3151805

    • Patent number 3,151,805
    • Issue date Oct 6, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3151804

    • Patent number 3,151,804
    • Issue date Oct 6, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3134304

    • Patent number 3,134,304
    • Issue date May 26, 1964
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3124078

    • Patent number 3,124,078
    • Issue date Mar 10, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3056543

    • Patent number 3,056,543
    • Issue date Oct 2, 1962
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3056353

    • Patent number 3,056,353
    • Issue date Oct 2, 1962
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2792785

    • Patent number 2,792,785
    • Issue date May 21, 1957
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2538812

    • Patent number 2,538,812
    • Issue date Jan 23, 1951
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2373642

    • Patent number 2,373,642
    • Issue date Apr 17, 1945
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2266585

    • Patent number 2,266,585
    • Issue date Dec 16, 1941
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2221071

    • Patent number 2,221,071
    • Issue date Nov 12, 1940
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2136475

    • Patent number 2,136,475
    • Issue date Nov 15, 1938
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1650539

    • Patent number 1,650,539
    • Issue date Nov 22, 1927
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1211686

    • Patent number 1,211,686
    • Issue date Jan 9, 1917
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    A VACUUM PUMP ARRANGEMENT FOR A MILKING PLANT

    • Publication number 20210029957
    • Publication date Feb 4, 2021
    • Delaval Holding AB
    • Fredrik PALMER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MICROFLUIDIC OSCILLATOR PUMP

    • Publication number 20180023552
    • Publication date Jan 25, 2018
    • Elliot En-Yu Hui
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM-DRIVEN FLUID DELIVERY DEVICE WITH CONTROLLED VACUUM PRESSURE...

    • Publication number 20170074254
    • Publication date Mar 16, 2017
    • Easy Spray LLC
    • Pasquale A. Iammatteo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE DIFFERENTIAL PUMPS

    • Publication number 20150078919
    • Publication date Mar 19, 2015
    • MAG Aerospace Industries, LLC
    • Sung Hong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Powder conveying pump

    • Publication number 20060185671
    • Publication date Aug 24, 2006
    • Durr Systems, Inc.
    • Thomas Durr
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MANUAL/PNEUMATIC OIL-PUMPING DEVICE

    • Publication number 20030035741
    • Publication date Feb 20, 2003
    • Tien Tsai Tseng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Aircraft fluid delivery device

    • Publication number 20020088900
    • Publication date Jul 11, 2002
    • James C. Putt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...