Main siphon with auxiliary starting, stopping or resetting siphon

Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaner for inside of water tank

    • Patent number 8,733,385
    • Issue date May 27, 2014
    • Soichi Ogawa
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Vacuum activated power tower

    • Patent number 8,544,492
    • Issue date Oct 1, 2013
    • Alden C. Sprague
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum activated closed loop system

    • Patent number 8,066,027
    • Issue date Nov 29, 2011
    • Alden C. Sprague
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus and method for detecting a change in a specific gravity o...

    • Patent number 7,864,062
    • Issue date Jan 4, 2011
    • Kinetico Incorporated
    • Stephen W. Cook
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Self-priming siphon, in particular for irrigation

    • Patent number 6,178,984
    • Issue date Jan 30, 2001
    • Maurice Amsellem
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Hydraulic vacuum pump

    • Patent number 5,970,999
    • Issue date Oct 26, 1999
    • Greenia; Maurice J.
    • Maurice J. Greenia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Toy motion simulator and hydraulic control valve for use therein

    • Patent number 5,591,086
    • Issue date Jan 7, 1997
    • Howard B. Kast
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Toy motion simulator

    • Patent number 5,533,935
    • Issue date Jul 9, 1996
    • Howard B. Kast
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Siphon flushing mechanism and method

    • Patent number 5,274,855
    • Issue date Jan 4, 1994
    • Windsor Products, Inc.
    • William F. Franck
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Roof siphon drain

    • Patent number 4,406,300
    • Issue date Sep 27, 1983
    • Edwin H. Wilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Device for siphoning water from a ponding area on a flat roof

    • Patent number 4,171,709
    • Issue date Oct 23, 1979
    • Douglas W. Loftin
    • E04 - BUILDING
  • Information Patent Grant

    Self priming siphon

    • Patent number 4,124,035
    • Issue date Nov 7, 1978
    • John H. Rice
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of initiating a fluid flow within a siphon tube between an a...

    • Patent number 4,035,299
    • Issue date Jul 12, 1977
    • Crine Vroeginday
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    3701458

    • Patent number 3,701,458
    • Issue date Oct 31, 1972
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3079939

    • Patent number 3,079,939
    • Issue date Mar 5, 1963
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    2713829

    • Patent number 2,713,829
    • Issue date Jul 26, 1955
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2613681

    • Patent number 2,613,681
    • Issue date Oct 14, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2184025

    • Patent number 2,184,025
    • Issue date Dec 19, 1939
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2081539

    • Patent number 2,081,539
    • Issue date May 25, 1937
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2068363

    • Patent number 2,068,363
    • Issue date Jan 19, 1937
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    1929638

    • Patent number 1,929,638
    • Issue date Oct 10, 1933
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1755218

    • Patent number 1,755,218
    • Issue date Apr 22, 1930
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1752620

    • Patent number 1,752,620
    • Issue date Apr 1, 1930
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1661699

    • Patent number 1,661,699
    • Issue date Mar 6, 1928
    • D03 - WEAVING
  • Information Patent Grant

    1579158

    • Patent number 1,579,158
    • Issue date Mar 30, 1926
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1499568

    • Patent number 1,499,568
    • Issue date Jul 1, 1924
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    1421531

    • Patent number 1,421,531
    • Issue date Jul 4, 1922
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1274578

    • Patent number 1,274,578
    • Issue date Aug 6, 1918
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1163494

    • Patent number 1,163,494
    • Issue date Dec 7, 1915
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1150673

    • Patent number 1,150,673
    • Issue date Aug 17, 1915
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM ACTIVATED POWER TOWER

    • Publication number 20120068367
    • Publication date Mar 22, 2012
    • Alden C. Sprague
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CLEANER FOR INSIDE OF WATER TANK

    • Publication number 20110120570
    • Publication date May 26, 2011
    • Soichi Ogawa
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    VACUUM ACTIVATED CLOSED LOOP SYSTEM

    • Publication number 20100071780
    • Publication date Mar 25, 2010
    • Alden C. Sprague
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Apparatus and Method for Detecting a Change in a Specific Gravity o...

    • Publication number 20090038396
    • Publication date Feb 12, 2009
    • KINETICO INCORPORATED
    • Stephen W. Cook
    • G01 - MEASURING TESTING
  • Information Patent Application

    Catv fire fighting vehicle

    • Publication number 20050126631
    • Publication date Jun 16, 2005
    • Stanley M. Gorman
    • A62 - LIFE-SAVING FIRE-FIGHTING