Line pressure feed

Patents Grantslast 30 patents

  • Information Patent Grant

    Air conditioner condensate drain line clean-out system

    • Patent number 9,975,152
    • Issue date May 22, 2018
    • Steven M. McClarren
    • B08 - CLEANING
  • Information Patent Grant

    Automated condensate drain line cleaning system, method, and kit

    • Patent number 9,372,036
    • Issue date Jun 21, 2016
    • VISIONEX HOLDINGS, LLC
    • Steven L. Pearson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automated condensate drain line cleaning system, method and kit

    • Patent number 8,646,474
    • Issue date Feb 11, 2014
    • Visionex Holdings, LLC
    • Steven L. Pearson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automated condensate drain line cleaning system, method, and kit

    • Patent number 7,857,004
    • Issue date Dec 28, 2010
    • Steven L. Pearson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Rotary valve having a fluid bearing

    • Patent number 5,901,737
    • Issue date May 11, 1999
    • Ran Yaron
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Valve and improved seat seal therefor

    • Patent number 4,971,098
    • Issue date Nov 20, 1990
    • Cooper Industries, Inc.
    • Daryl R. H. Stroud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    By-pass valve

    • Patent number 4,702,269
    • Issue date Oct 27, 1987
    • Donaldson Company, Inc.
    • Fredrick E. Schuler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lubricated split plug valve

    • Patent number 4,450,854
    • Issue date May 29, 1984
    • Vapor Corporation
    • William H. Alexander
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve member and assembly with inlet and outlet pressure relief gro...

    • Patent number 4,398,559
    • Issue date Aug 16, 1983
    • Ball Vavle Company, Inc.
    • Stuart E. Bunn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lubricated split plug valve

    • Patent number 4,393,893
    • Issue date Jul 19, 1983
    • Vapor Corporation
    • William H. Alexander
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure valve assembly

    • Patent number 4,372,338
    • Issue date Feb 8, 1983
    • Dresser Industries, Inc.
    • Chester C. Efferson
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Extreme temperature, high pressure balanced, rising stem gate valve...

    • Patent number 4,363,465
    • Issue date Dec 14, 1982
    • Smith International, Inc.
    • Charles D. Morrill
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly with relief groove

    • Patent number 4,350,179
    • Issue date Sep 21, 1982
    • Stuart E. Bunn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Respirator valve

    • Patent number 4,262,689
    • Issue date Apr 21, 1981
    • Jerome A. Rodder
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Ball valve lubricating apparatus

    • Patent number 4,197,924
    • Issue date Apr 15, 1980
    • Edward C. Suchy
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure valve

    • Patent number 4,029,294
    • Issue date Jun 14, 1977
    • McEvoy Oilfield Equipment Co.
    • John Walton McCaskill
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3696831

    • Patent number 3,696,831
    • Issue date Oct 10, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3692041

    • Patent number 3,692,041
    • Issue date Sep 19, 1972
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3538938

    • Patent number 3,538,938
    • Issue date Nov 10, 1970
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3456677

    • Patent number 3,456,677
    • Issue date Jul 22, 1969
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3414002

    • Patent number 3,414,002
    • Issue date Dec 3, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3412748

    • Patent number 3,412,748
    • Issue date Nov 26, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3392995

    • Patent number 3,392,995
    • Issue date Jul 16, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3384337

    • Patent number 3,384,337
    • Issue date May 21, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3348567

    • Patent number 3,348,567
    • Issue date Oct 24, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3314441

    • Patent number 3,314,441
    • Issue date Apr 18, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3314442

    • Patent number 3,314,442
    • Issue date Apr 18, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3280835

    • Patent number 3,280,835
    • Issue date Oct 25, 1966
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3253609

    • Patent number 3,253,609
    • Issue date May 31, 1966
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3229708

    • Patent number 3,229,708
    • Issue date Jan 18, 1966
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents