TREA

Noise dampening volumes

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  • CPC
  • F04C29/065
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00

Current Industry

F04C29/065Noise dampening volumes
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Two-cylinder rotary compressor with mufflers
    • Patent number 11,885,330
    • Issue date Jan 30, 2024
    • Fujitsu General Limited
    • Tatsuya Yasui
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,173
    • Issue date Jan 9, 2024
    • Sanden Corporation
    • Tetsuya Imai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and air conditioner having the same
    • Patent number 11,815,093
    • Issue date Nov 14, 2023
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage resonator for compressor
    • Patent number 11,808,264
    • Issue date Nov 7, 2023
    • Carrier Corporation
    • Ramons A. Reba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Modular compressor discharge system
    • Patent number 11,732,716
    • Issue date Aug 22, 2023
    • Carrier Corporation
    • Lee G. Tetu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor of lower compression type enabling active oil supply
    • Patent number 11,713,752
    • Issue date Aug 1, 2023
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Suction muffler for reciprocating compressor
    • Patent number 11,703,042
    • Issue date Jul 18, 2023
    • PANASONIC APPLIANCES REFRIGERATION DEVICES SINGAPORE
    • San Haw Chong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,698,072
    • Issue date Jul 11, 2023
    • Daikin Industries, Ltd.
    • Tatsuya Katayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sound control for a heating, ventilation, and air conditioning unit
    • Patent number 11,661,941
    • Issue date May 30, 2023
    • TRANE INTERNATIONAL INC.
    • Pavak Mehta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,598,338
    • Issue date Mar 7, 2023
    • Samsung Electronics Co., Ltd.
    • Ho Choi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Muffler for a compression mechanism of a rotary compressor
    • Patent number 11,585,343
    • Issue date Feb 21, 2023
    • Daikin Industries, Ltd.
    • Takashi Shimizu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor provided with a muffler
    • Patent number 11,585,344
    • Issue date Feb 21, 2023
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having muffler plate
    • Patent number 11,578,725
    • Issue date Feb 14, 2023
    • Emerson Climate Technologies, Inc.
    • Yogesh S. Mahure
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,566,623
    • Issue date Jan 31, 2023
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and air conditioner
    • Patent number 11,512,699
    • Issue date Nov 29, 2022
    • Kabushiki Kaisha Toshiba
    • Ryo Furukawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Damping apparatus for exhaust valve in compressor, exhaust valve as...
    • Patent number 11,493,040
    • Issue date Nov 8, 2022
    • Emerson Climate Technologies (Suzhou) Co., Ltd.
    • Hongwei Zou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,486,397
    • Issue date Nov 1, 2022
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor including a heat radiating member
    • Patent number 11,448,214
    • Issue date Sep 20, 2022
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having noise reduction structure
    • Patent number 11,441,562
    • Issue date Sep 13, 2022
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Silencer and compressor
    • Patent number 11,421,690
    • Issue date Aug 23, 2022
    • Gree Electric Appliances (Wuhan) Co., Ltd
    • Hua Liu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having decompressing structure
    • Patent number 11,353,026
    • Issue date Jun 7, 2022
    • LG Electronics Inc.
    • Jungsun Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual cylinder rotary compressor with intermediate plate that flows...
    • Patent number 11,326,605
    • Issue date May 10, 2022
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Filtering element and associated mounting device for vacuum pump
    • Patent number 11,319,958
    • Issue date May 3, 2022
    • Ateliers Busch SA
    • Christian Schaller
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Compressor
    • Patent number 11,293,439
    • Issue date Apr 5, 2022
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having discharge cover providing a space to guide...
    • Patent number 11,293,442
    • Issue date Apr 5, 2022
    • LG Electronics Inc.
    • Nayoung Jeon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Suction muffler
    • Patent number 11,293,420
    • Issue date Apr 5, 2022
    • Secop GmbH
    • Sven Eric Nielsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sound control for a heating, ventilation, and air conditioning unit
    • Patent number 11,293,441
    • Issue date Apr 5, 2022
    • TRANE INTERNATIONAL INC.
    • Pavak Mehta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump having a silencer
    • Patent number 11,274,668
    • Issue date Mar 15, 2022
    • LEYBOLD GMBH
    • Dieter Kolvenbach
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor vehicle vacuum pump arrangement
    • Patent number 11,261,869
    • Issue date Mar 1, 2022
    • Pierburg Pump Technology GmbH
    • Sebastian Cramer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,231,034
    • Issue date Jan 25, 2022
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Daisuke Funakoshi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    COMPRESSOR
    • Publication number 20240102473
    • Publication date Mar 28, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Shuji ERA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20240018961
    • Publication date Jan 18, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Yoshiyuki UEMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP WITH INTEGRATED COWLING AND DISCHARGE MUFFLER
    • Publication number 20230392601
    • Publication date Dec 7, 2023
    • Agilent Technologies, Inc.
    • Vannie Lu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230204035
    • Publication date Jun 29, 2023
    • LG ELECTRONICS INC.
    • Jaeha LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A scroll compressor provided with a discharge muffler arrangement
    • Publication number 20230167825
    • Publication date Jun 1, 2023
    • DANFOSS COMMERCIAL COMPRESSORS
    • Remi Bou Dargham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR, REFRIGERATION SYSTEM, AND METHOD FOR CONTROLLING...
    • Publication number 20230138965
    • Publication date May 4, 2023
    • JOHNSON CONTROLS AIR CONDITIONING AND REFRIGERATION (WUXI) CO., LTD.
    • Shengmei Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20230080650
    • Publication date Mar 16, 2023
    • FUJITSU GENERAL LIMITED
    • Tatsuya YASUI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND AIR CONDITIONER
    • Publication number 20230064536
    • Publication date Mar 2, 2023
    • Kabushiki Kaisha Toshiba
    • Shinya KUDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20220372983
    • Publication date Nov 24, 2022
    • DAIKIN INDUSTRIES, LTD.
    • Tatsuya KATAYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20220341424
    • Publication date Oct 27, 2022
    • LG ELECTRONICS INC.
    • Seungmock LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SOUND CONTROL FOR A HEATING, VENTILATION, AND AIR CONDITIONING UNIT
    • Publication number 20220220961
    • Publication date Jul 14, 2022
    • TRANE INTERNATIONAL INC.
    • Pavak Mehta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MUFFLER DEVICE AND COMPRESSOR HAVING THE SAME
    • Publication number 20220196017
    • Publication date Jun 23, 2022
    • DANFOSS (TIANJIN) LTD.
    • Jiangbo Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20220034324
    • Publication date Feb 3, 2022
    • LG ELECTRONICS INC.
    • Seungmock LEE
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    COMPRESSOR AND ELECTRONIC DEVICE USING THE SAME
    • Publication number 20210363994
    • Publication date Nov 25, 2021
    • Samsung Electronics Co., LTD
    • Jahyun NAM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Muffler Plate
    • Publication number 20210355944
    • Publication date Nov 18, 2021
    • Emerson Climate Technologies, Inc.
    • Yogesh S. MAHURE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20210340984
    • Publication date Nov 4, 2021
    • LG ELECTRONICS INC.
    • Seungmock LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DAMPING APPARATUS FOR EXHAUST VALVE IN COMPRESSOR, EXHAUST VALVE AS...
    • Publication number 20210277896
    • Publication date Sep 9, 2021
    • EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
    • Hongwei ZOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20210277892
    • Publication date Sep 9, 2021
    • LG ELECTRONICS INC.
    • Taekyoung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE RESONATOR FOR COMPRESSOR
    • Publication number 20210199114
    • Publication date Jul 1, 2021
    • Carrier Corporation
    • Ramons A. Reba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR
    • Publication number 20210190069
    • Publication date Jun 24, 2021
    • DAIKIN INDUSTRIES, LTD.
    • Harunori MIYAMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20210190072
    • Publication date Jun 24, 2021
    • Toshiba Carrier Corporation
    • Takuya Hirayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MODULAR COMPRESSOR DISCHARGE SYSTEM
    • Publication number 20210115926
    • Publication date Apr 22, 2021
    • Carrier Corporation
    • Lee G. Tetu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20210095671
    • Publication date Apr 1, 2021
    • DAIKIN INDUSTRIES, LTD.
    • Takashi SHIMIZU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20200386232
    • Publication date Dec 10, 2020
    • Samsung Electronics Co., LTD
    • Ho CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SOUND CONTROL FOR A HEATING, VENTILATION, AND AIR CONDITIONING UNIT
    • Publication number 20200362864
    • Publication date Nov 19, 2020
    • TRANE INTERNATIONAL INC.
    • Pavak Mehta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20200263691
    • Publication date Aug 20, 2020
    • LG ELECTRONICS INC.
    • Jungsun CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP WITH NOISE ATTENUATING PASSAGE
    • Publication number 20200200178
    • Publication date Jun 25, 2020
    • Ingersoll-Rand Company
    • Michael J. Lucas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20200116149
    • Publication date Apr 16, 2020
    • LG ELECTRONICS INC.
    • Seungmock LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR COOLING A COMPRESSOR OR VACUUM PUMP AND A COMPRESSOR OR...
    • Publication number 20190331116
    • Publication date Oct 31, 2019
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Alberto DI SANTE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING MUFFLER FUNCTION
    • Publication number 20190316589
    • Publication date Oct 17, 2019
    • DAIKIN INDUSTRIES, LTD.
    • Takeshi ENDOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...