sealing being provided on the piston

Patents Grantslast 30 patents

  • Information Patent Grant

    Rod packing

    • Patent number 11,719,344
    • Issue date Aug 8, 2023
    • Compressor Products International, LLC
    • Pascal Mahieux
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Automobile inflatable pump

    • Patent number 11,408,409
    • Issue date Aug 9, 2022
    • GUANGZHOU ANTU ELECTRIC CO., LTD.
    • Xinhua Kuang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lubrication system for a piston pump

    • Patent number 11,326,693
    • Issue date May 10, 2022
    • Schlumberger Technology Corporation
    • Michael Raymond Netecke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cylinder assemble structure for compact air compressor

    • Patent number 11,067,070
    • Issue date Jul 20, 2021
    • New Motech Co., Ltd.
    • Jeong Cheol Jang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Small air compressor

    • Patent number 10,781,805
    • Issue date Sep 22, 2020
    • New Motech Co., Ltd.
    • Jong Hyuk Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Portable pump

    • Patent number 10,731,637
    • Issue date Aug 4, 2020
    • WALMSLEY DEVELOPMENTS PTY LTD
    • Byron Walmsley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mud pump sealing assembly

    • Patent number 10,612,536
    • Issue date Apr 7, 2020
    • Cameron International Corporation
    • Pascal Berthaud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for producing a piston

    • Patent number 10,040,229
    • Issue date Aug 7, 2018
    • WABCO GmbH
    • Lars Sommer
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Wobble piston having angled compression ring and spherical piston cap

    • Patent number 9,890,773
    • Issue date Feb 13, 2018
    • MAT INDUSTRIES, LLC
    • Mark W. Wood
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump

    • Patent number 9,677,548
    • Issue date Jun 13, 2017
    • LEUCO S.P.A.
    • Gianni Paderni
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stroke piston for a stroke piston compressor

    • Patent number 9,605,758
    • Issue date Mar 28, 2017
    • WABCO GmbH
    • Volker Gniesmer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rocking piston type compressor

    • Patent number 9,328,724
    • Issue date May 3, 2016
    • Max Co., Ltd.
    • Masatoshi Asai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rocking piston type compressor

    • Patent number 9,255,477
    • Issue date Feb 9, 2016
    • Max Co., Ltd.
    • Masatoshi Asai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal arrangement

    • Patent number 8,985,588
    • Issue date Mar 24, 2015
    • Burckhardt Compression AG
    • Norbert Feistel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Injection moldable piston rings

    • Patent number 7,455,506
    • Issue date Nov 25, 2008
    • Bendix Commercial Vehicle Systems LLC
    • Valery Dunaevsky
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Uniform piston ring fill

    • Patent number 6,920,819
    • Issue date Jul 26, 2005
    • Delphi Technologies, Inc.
    • Gary Thomas Miller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wobble piston and seal assembly for oil free compressor

    • Patent number 6,349,630
    • Issue date Feb 26, 2002
    • DeVilbiss Air Power Company
    • Mark Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wobble piston and seal assembly for oil free compressor

    • Patent number 6,213,000
    • Issue date Apr 10, 2001
    • DeVilbiss Air Power Company
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Structure of a piston of an air-filing device

    • Patent number 6,193,482
    • Issue date Feb 27, 2001
    • Chih-Ming Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electromagnetic reciprocating compressor

    • Patent number 5,727,932
    • Issue date Mar 17, 1998
    • Pegasus Airwave Limited
    • Michael Alan McGrath
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston and cylinder assembly for minimizing water blow-by in an air...

    • Patent number 5,711,206
    • Issue date Jan 27, 1998
    • Westinghouse Air Brake Company
    • Walter E. Goettel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electromagnetic reciprocating compressor

    • Patent number 5,603,612
    • Issue date Feb 18, 1997
    • Pegasus Airwave Limited
    • Michael A. McGrath
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electromagnetic linear compressor with rotational bearing between s...

    • Patent number 5,597,294
    • Issue date Jan 28, 1997
    • Pegasus Airwave Limited
    • Michael A. McGrath
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cylinder and piston for compressor or vacuum pump

    • Patent number 5,493,953
    • Issue date Feb 27, 1996
    • Thomas Industries Inc.
    • John H. Bolthouse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating vacuum pumps

    • Patent number 5,360,324
    • Issue date Nov 1, 1994
    • Wabco Automotive (UK) Limited
    • Henry J. Levington
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Low blow-by compressor

    • Patent number 5,244,363
    • Issue date Sep 14, 1993
    • Prolong Systems, Inc.
    • Robert J. Olson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compression machine

    • Patent number 5,201,643
    • Issue date Apr 13, 1993
    • Aisin Seiki Kabushiki Kaisha
    • Koichiro Hirosawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston ring having a function which is for facilitating supply of l...

    • Patent number 5,169,162
    • Issue date Dec 8, 1992
    • Sanden Corporation
    • Katsumasa Azaml
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston of composite material with C-shaped ring groove

    • Patent number 5,117,742
    • Issue date Jun 2, 1992
    • Iwata Air Compressor Mfg. Co. Ltd.
    • Toshio Iida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Annular support for a seal for a tilt piston

    • Patent number 5,064,359
    • Issue date Nov 12, 1991
    • Ingersoll-Rand Company
    • Darrill L. Plummer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON RING ARRANGEMENT, PISTON COMPRESSOR AND METHOD FOR SEALING A...

    • Publication number 20230184332
    • Publication date Jun 15, 2023
    • Burckhardt Compression AG
    • David FLOOD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING ASSEMBLY, PISTON PUMP AND ORAL IRRIGATOR

    • Publication number 20230046766
    • Publication date Feb 16, 2023
    • FLY CAT ELECTRICAL CO., LTD.
    • Xinquan LIU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON COMPRESSOR AND METHOD FOR OPERATING SAME

    • Publication number 20220372963
    • Publication date Nov 24, 2022
    • Burckhardt Compression AG
    • Alexandre VOSER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PACKING SEAL FOR A PISTON COMPRESSOR AND METHOD FOR OPERATING SAME

    • Publication number 20220372962
    • Publication date Nov 24, 2022
    • Burckhardt Compression AG
    • Alexandre VOSER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROD PACKING

    • Publication number 20220120347
    • Publication date Apr 21, 2022
    • Compressor Products International, LLC
    • Pascal Mahieux
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING DEVICE

    • Publication number 20200200156
    • Publication date Jun 25, 2020
    • LEUCO S.P.A.
    • DARIO DALL'ASTA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CYLINDER ASSEMBLE STRUCTURE FOR COMPACT AIR COMPRESSOR

    • Publication number 20200011312
    • Publication date Jan 9, 2020
    • New Motech Co., Ltd.
    • Jeong Cheol JANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SMALL AIR COMPRESSOR

    • Publication number 20190010938
    • Publication date Jan 10, 2019
    • New Motech Co., Ltd.
    • Jong Hyuk KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PORTABLE PUMP

    • Publication number 20190003468
    • Publication date Jan 3, 2019
    • WALMSLEY DEVELOPMENTS PTY LTD
    • BYRON WALMSLEY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUIDIC CYLINDER

    • Publication number 20170298931
    • Publication date Oct 19, 2017
    • SMC Corporation
    • Masayuki KUDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING WATER PUMP

    • Publication number 20140199182
    • Publication date Jul 17, 2014
    • SUPER PRODUCTS LLC
    • Jason David Hetcher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL ARRANGEMENT

    • Publication number 20130154197
    • Publication date Jun 20, 2013
    • Norbert Feistel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEALING PACKING FOR A RECIPROCATING PISTON ROD OF A RECIPROCATING C...

    • Publication number 20120211945
    • Publication date Aug 23, 2012
    • HOERBIGER KOMPRESSORTECHNIK HOLDING GMBH
    • Tino Lindner-Silwester
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROCKING PISTON TYPE COMPRESSOR

    • Publication number 20120020821
    • Publication date Jan 26, 2012
    • MAX Co., LTD.
    • Masatoshi ASAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROCKING PISTON TYPE COMPRESSOR

    • Publication number 20110277626
    • Publication date Nov 17, 2011
    • MAX Co., LTD.
    • Masatoshi ASAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Injection moldable piston rings

    • Publication number 20060140800
    • Publication date Jun 29, 2006
    • Bendix Commercial Vehicle Systems LLC
    • Valery Dunaevsky
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oilless reciprocating air compressor

    • Publication number 20050188839
    • Publication date Sep 1, 2005
    • Anest Iwata Corporation
    • Hiroshi Inoue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Uniform piston ring fill

    • Publication number 20040187679
    • Publication date Sep 30, 2004
    • Gary Thomas Miller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...