Gravity or capillary feed

Patents Grantslast 30 patents

  • Information Patent Grant

    Microfluidic gravity pump with constant flow rate

    • Patent number 7,704,728
    • Issue date Apr 27, 2010
    • The University of Michigan
    • Shuichi Takayama
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Dispersion nozzle with variable throughput

    • Patent number 7,007,711
    • Issue date Mar 7, 2006
    • Bayer Aktiengesellschaft
    • Bernd Klinksiek
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • 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

    Piston type compressor with a rotary suction valve

    • Patent number 5,370,506
    • Issue date Dec 6, 1994
    • Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
    • Toshiro Fujii
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Shutoff device

    • Patent number 4,273,156
    • Issue date Jun 16, 1981
    • Alexandr A. Borodin
    • F27 - FURNACES KILNS OVENS RETORTS
  • 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

    Air tool lubricator

    • Patent number 3,977,496
    • Issue date Aug 31, 1976
    • Robert G. Black
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3415488

    • Patent number 3,415,488
    • Issue date Dec 10, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3396744

    • Patent number 3,396,744
    • Issue date Aug 13, 1968
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2845941

    • Patent number 2,845,941
    • Issue date Aug 5, 1958
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2621013

    • Patent number 2,621,013
    • Issue date Dec 9, 1952
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2539636

    • Patent number 2,539,636
    • Issue date Jan 30, 1951
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    2517311

    • Patent number 2,517,311
    • Issue date Aug 1, 1950
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2370283

    • Patent number 2,370,283
    • Issue date Feb 27, 1945
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2322544

    • Patent number 2,322,544
    • Issue date Jun 22, 1943
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    2262669

    • Patent number 2,262,669
    • Issue date Nov 11, 1941
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2190602

    • Patent number 2,190,602
    • Issue date Feb 13, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2169726

    • Patent number 2,169,726
    • Issue date Aug 15, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2167057

    • Patent number 2,167,057
    • Issue date Jul 25, 1939
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    2163189

    • Patent number 2,163,189
    • Issue date Jun 20, 1939
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    2154228

    • Patent number 2,154,228
    • Issue date Apr 11, 1939
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2086725

    • Patent number 2,086,725
    • Issue date Jul 13, 1937
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2003840

    • Patent number 2,003,840
    • Issue date Jun 4, 1935
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1976625

    • Patent number 1,976,625
    • Issue date Oct 9, 1934
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1800554

    • Patent number 1,800,554
    • Issue date Apr 14, 1931
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1770900

    • Patent number 1,770,900
    • Issue date Jul 22, 1930
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1664712

    • Patent number 1,664,712
    • Issue date Apr 3, 1928
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1620623

    • Patent number 1,620,623
    • Issue date Mar 15, 1927
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1598449

    • Patent number 1,598,449
    • Issue date Aug 31, 1926
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    1593710

    • Patent number 1,593,710
    • Issue date Jul 27, 1926
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents