with two cylinders

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR COMPRESSOR FOR VEHICLE

    • Publication number 20240352925
    • Publication date Oct 24, 2024
    • Hyundai Motor Company
    • Seong Cheol CHO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SOUND REDUCTION DEVICE FOR ROCKING PISTON COMPRESSORS

    • Publication number 20240110555
    • Publication date Apr 4, 2024
    • Gast Manufacturing, Inc.
    • Righa M. Righa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING PISTON PUMP

    • Publication number 20240052818
    • Publication date Feb 15, 2024
    • Oshkosh Corporation
    • Kai P. Schubart
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROCESS FOR INTERNALLY COOLING AN INLINE COMPRESSOR

    • Publication number 20230272789
    • Publication date Aug 31, 2023
    • WAYNE A. WOLF
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING PISTON PUMP

    • Publication number 20230046193
    • Publication date Feb 16, 2023
    • Oshkosh Corporation
    • Kai P. Schubart
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    High Volume, Low Pressure Oilless Pump

    • Publication number 20220389920
    • Publication date Dec 8, 2022
    • Setaysha Technical Solutions LLC
    • John Craig COLBORN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REFRIGERANT COMPRESSOR

    • Publication number 20220381236
    • Publication date Dec 1, 2022
    • Bitzer Kuehlmaschinenbau GmbH
    • Jens Mannewitz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    APPARATUS AND METHOD FOR ENGINE CONTROL

    • Publication number 20220282683
    • Publication date Sep 8, 2022
    • Vieletech Inc
    • Matthew Viele
    • G08 - SIGNALLING
  • Information Patent Application

    ELECTRIC VACUUM PUMP FOR BRAKING SYSTEM ON PASSENGER CARS WITH V-TW...

    • Publication number 20220154707
    • Publication date May 19, 2022
    • ZF CV Systems Europe BV
    • Glyn Dyche
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Apparatuses, Systems, and Methods for Improved Performance of a Pre...

    • Publication number 20220136493
    • Publication date May 5, 2022
    • OPTIMUM Power Technology, L.P.
    • Glen F. Chatfield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP BODY ASSEMBLY, COMPRESSOR AND AIR CONDITIONER

    • Publication number 20220082094
    • Publication date Mar 17, 2022
    • ANHUI MEIZHI PRECISION MANUFACTURING CO., LTD.
    • Licheng ZHENG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE-PRESSURE AIR PUMP

    • Publication number 20220049688
    • Publication date Feb 17, 2022
    • Scott Wu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNALLY COOLED INLINE DRIVE COMPRESSOR

    • Publication number 20210372388
    • Publication date Dec 2, 2021
    • WAYNE A WOLF
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Control Method of Compressor and Refrigerant Circulation System

    • Publication number 20210301812
    • Publication date Sep 30, 2021
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Yang Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Cylinder Switching Control Method and Device, Unit and A...

    • Publication number 20210270260
    • Publication date Sep 2, 2021
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Hua Liu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND EQUIPMENT FOR IMPROVING THE EFFICIENCY OF COMPRESSORS AN...

    • Publication number 20210215148
    • Publication date Jul 15, 2021
    • Aurelio Mayorca
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    MULTI-CYLINDER FRIGORIFIC COMPRESSOR WITH EXTERNAL DELIVERY MANIFOLD

    • Publication number 20210017971
    • Publication date Jan 21, 2021
    • Officine Mario Dorin S.P.A.
    • Mario Dorin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    System And Method For Multi-Level Vacuum Generation And Storage

    • Publication number 20200325882
    • Publication date Oct 15, 2020
    • NEW JERSEY INSTITUTE OF TECHNOLOGY
    • Chao Zhu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable Pressure Air Pump

    • Publication number 20200056601
    • Publication date Feb 20, 2020
    • Scott Wu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROLLING CYLINDER DISPLACEMENT COMPRESSOR

    • Publication number 20200056600
    • Publication date Feb 20, 2020
    • Hitachi-Johnson Controls Air Conditioning, Inc.
    • Isamu TSUBONO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Gas intensifier with lubrication

    • Publication number 20200040882
    • Publication date Feb 6, 2020
    • Metener Oy
    • Erkki KALMARI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    COMPRESSORS FOR NATURAL GAS AND RELATED DEVICES, SYSTEMS, AND METHODS

    • Publication number 20190345922
    • Publication date Nov 14, 2019
    • GO NATURAL CNG, LLC
    • Jessie Daniel Strickland
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GM CRYOCOOLER AND METHOD OF OPERATING GM CRYOCOOLER

    • Publication number 20190316574
    • Publication date Oct 17, 2019
    • Sumitomo Heavy Industries, Ltd.
    • Mingyao XU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ALTERNATIVE TWIN CYLINDER AIR COMPRESSOR

    • Publication number 20190285062
    • Publication date Sep 19, 2019
    • FIAC S.P.A.
    • Lorenzo BOCCATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INFLATING DEVICE

    • Publication number 20190277273
    • Publication date Sep 12, 2019
    • DONGGUAN TIGER POINT METAL & PLASTIC PRODUCTS CO., LTD.
    • Chun-Chung TSAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MANUAL DUAL-DIRECTIONAL INFLATING DEVICE

    • Publication number 20190277271
    • Publication date Sep 12, 2019
    • DONGGUAN TIGER POINT, METAL & PLASTIC PRODUCTS CO. , LTD.
    • Chun-Chung TSAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR

    • Publication number 20190249653
    • Publication date Aug 15, 2019
    • FUJITSU GENERAL LIMITED
    • Takashi SUZUKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Apparatuses, Systems, and Methods for Improved Performance of a Pre...

    • Publication number 20190178239
    • Publication date Jun 13, 2019
    • OPTIMUM Power Technology, L.P.
    • Glen F. Chatfield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING-PISTON MACHINE, COMPRESSED-AIR SUPPLY INSTALLATION, C...

    • Publication number 20190032647
    • Publication date Jan 31, 2019
    • WABCO Europe BVBA
    • Klaus Bredbeck
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND SYSTEM FOR ENHANCING PERFORMANCE IN A RECIPROCATING COMP...

    • Publication number 20180355857
    • Publication date Dec 13, 2018
    • Koninklijke Philips N.V.
    • VARAPRASAD VENTRAPRAGADA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...