TREA

Means for centering or aligning the contacting faces

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  • CPC
  • F16J15/3472
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16JPISTONS CYLINDERS SEALINGS F16J15/00Sealings

Current Industry

F16J15/3472Means for centering or aligning the contacting faces
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Mechanical seal assembly with pilot register for alignment
    • Patent number 12,092,219
    • Issue date Sep 17, 2024
    • FSI North America, Inc.
    • Eric Green
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Disconnect bearing and input seal for a variable frequency starter...
    • Patent number 12,021,435
    • Issue date Jun 25, 2024
    • Hamilton Sundstrand Corporation
    • Glenn C. Lemmers
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Carbon seal spring retention
    • Patent number 11,761,352
    • Issue date Sep 19, 2023
    • United Technologies Corporation
    • Russell B. Witlicki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mechanical seal for liquid with an axially floating tray sleeve inside
    • Patent number 11,603,935
    • Issue date Mar 14, 2023
    • AIGI ENVIRONMENTAL INC.
    • Jingwei Zhao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piloted retaining plate for a face seal arrangement
    • Patent number 11,391,172
    • Issue date Jul 19, 2022
    • Raytheon Technologies Corporation
    • Alexander J. Maret
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Floating ring type mechanical seal
    • Patent number 11,371,500
    • Issue date Jun 28, 2022
    • Nippon Pillar Packing Co., Ltd.
    • Yuji Sato
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mechanical seal for liquid with an axially floating tray sleeve inside
    • Patent number 11,268,617
    • Issue date Mar 8, 2022
    • AIGI ENVIRONMENTAL INC.
    • Jingwei Zhao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Disconnect bearing and input seal for a variable frequency starter...
    • Patent number 11,143,309
    • Issue date Oct 12, 2021
    • Hamilton Sundstrand Corporation
    • Glenn C. Lemmers
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal device
    • Patent number 11,085,539
    • Issue date Aug 10, 2021
    • Eagle Industry Co., Ltd.
    • Yuichiro Tokunaga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mechanical seal with outer forwardly-inclined rim for liquids
    • Patent number 11,054,038
    • Issue date Jul 6, 2021
    • AIGI ENVIRONMENTAL INC.
    • Jingwei Zhao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ramped spacer ring seal
    • Patent number 11,015,715
    • Issue date May 25, 2021
    • Raytheon Technologies Corporation
    • Jonathan Logan Miller
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Shaft seal assembly
    • Patent number 10,927,961
    • Issue date Feb 23, 2021
    • Inpro/Seal LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Face seal assembly for machine system having metallic sealing ring...
    • Patent number 10,746,304
    • Issue date Aug 18, 2020
    • Caterpillar Inc.
    • Connor Haas
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Carbon seal spring retention
    • Patent number 10,718,234
    • Issue date Jul 21, 2020
    • United Technologies Corporation
    • Russell B. Witlicki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mechanical seal
    • Patent number 10,697,548
    • Issue date Jun 30, 2020
    • Eagle Industry Co., Ltd.
    • Tetsuya Iguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal arrangement with a bellows element
    • Patent number 10,670,150
    • Issue date Jun 2, 2020
    • EagleBurgmann Germany GmbH & Co. KG
    • Dieter Ziegenbein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing element
    • Patent number 10,619,501
    • Issue date Apr 14, 2020
    • Rolls-Royce PLC
    • Christopher Davies
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piloted retaining plate for a face seal arrangement
    • Patent number 10,619,500
    • Issue date Apr 14, 2020
    • United Technologies Corporation
    • Alexander J. Maret
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mechanical seal arrangement with a release protection device
    • Patent number 10,584,794
    • Issue date Mar 10, 2020
    • EagleBurgmann Germany GmbH & Co. KG
    • Andreas Pehl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal with high pressure high temperature secondary seal
    • Patent number 10,557,554
    • Issue date Feb 11, 2020
    • Flowserve Management Company
    • Eric Hamilton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal for rotating shaft
    • Patent number 10,487,844
    • Issue date Nov 26, 2019
    • Eagle Industry Co., Ltd.
    • Masatoshi Itadani
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly for gas turbine engines
    • Patent number 10,385,713
    • Issue date Aug 20, 2019
    • United Technologies Corporation
    • Brady Walker
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Shaft slide ring seal arrangement
    • Patent number 10,385,977
    • Issue date Aug 20, 2019
    • NETZSCH Pumpen & Systeme GmbH
    • Johann Kreidl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shaft seal assembly
    • Patent number 10,364,895
    • Issue date Jul 30, 2019
    • Inpro/Seal LLC
    • Chintan Shah
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self aligning split mechanical seal employing a rotary seal ring ha...
    • Patent number 10,352,457
    • Issue date Jul 16, 2019
    • A.W. CHESTERTON COMPANY
    • Edwin Cid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly for arranging between a stator and a rotor
    • Patent number 9,683,451
    • Issue date Jun 20, 2017
    • United Technologies Corporation
    • Masayoshi Sonokawa
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Mechanical seal having a precisely positioned bandage
    • Patent number 9,644,747
    • Issue date May 9, 2017
    • EagleBurgmann Germany GmbH & Co. KG
    • Rolf Johannes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 9,644,746
    • Issue date May 9, 2017
    • Eagle Industry Co., Ltd.
    • Takashi Yanagisawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self aligning split mechanical seal employing a selectively engagea...
    • Patent number 9,546,734
    • Issue date Jan 17, 2017
    • A.W. CHESTERTON COMPANY
    • Edwin Cid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compact double grounded mechanical carbon seal
    • Patent number 9,546,560
    • Issue date Jan 17, 2017
    • United Technologies Corporation
    • Christopher J. Larson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    Carbon Face Seal
    • Publication number 20240295269
    • Publication date Sep 5, 2024
    • RTX Corporation
    • Jacob Peter Mastro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL ASSEMBLY WITH PILOT REGISTER FOR ALIGNMENT
    • Publication number 20240209947
    • Publication date Jun 27, 2024
    • FSI NORTH AMERICA, INC.
    • Eric GREEN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL FOR LIQUID WITH AN AXIALLY FLOATING TRAY SLEEVE INSIDE
    • Publication number 20220112956
    • Publication date Apr 14, 2022
    • AIGI Environmental Inc.
    • Jingwei ZHAO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DISCONNECT BEARING AND INPUT SEAL FOR A VARIABLE FREQUENCY STARTER...
    • Publication number 20220003320
    • Publication date Jan 6, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Glenn C. Lemmers
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Shaft Seal Assembly
    • Publication number 20210172530
    • Publication date Jun 10, 2021
    • INPRO/SEAL LLC
    • Neil F. Hoehle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SELF-CENTERING SEAL AND METHOD OF USING SAME
    • Publication number 20210088144
    • Publication date Mar 25, 2021
    • John E. Wilber
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CARBON SEAL SPRING RETENTION
    • Publication number 20200347750
    • Publication date Nov 5, 2020
    • United Technologies Corporation
    • Russell B. Witlicki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL WITH OUTER FORWARDLY-INCLINED RIM FOR LIQUIDS
    • Publication number 20200300369
    • Publication date Sep 24, 2020
    • AIGI Environmental Inc.
    • Jingwei ZHAO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PILOTED RETAINING PLATE FOR A FACE SEAL ARRANGEMENT
    • Publication number 20200200029
    • Publication date Jun 25, 2020
    • United Technologies Corporation
    • Alexander J. Maret
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FACE SEAL ASSEMBLY FOR MACHINE SYSTEM HAVING METALLIC SEALING RING...
    • Publication number 20200116261
    • Publication date Apr 16, 2020
    • Caterpillar Inc.
    • Connor Haas
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SEAL DEVICE
    • Publication number 20200063871
    • Publication date Feb 27, 2020
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro TOKUNAGA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Mechanical Seal for Liquid with an Axially Floating Tray Sleeve Inside
    • Publication number 20190383396
    • Publication date Dec 19, 2019
    • AIGI Environmental Inc.
    • Jingwei ZHAO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL WITH HIGH PRESSURE HIGH TEMPERATURE SECONDARY SEAL
    • Publication number 20190383398
    • Publication date Dec 19, 2019
    • FLOWSERVE MANAGEMENT COMPANY
    • Eric Hamilton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RAMPED SPACER RING SEAL
    • Publication number 20190293183
    • Publication date Sep 26, 2019
    • United Technologies Corporation
    • Jonathan Logan Miller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FACE SEAL ARRANGEMENT WITH AIR LOAD FORCE BALANCE RECOVERY FOR IMPR...
    • Publication number 20190178381
    • Publication date Jun 13, 2019
    • United Technologies Corporation
    • Jonathan Logan Miller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL
    • Publication number 20190056030
    • Publication date Feb 21, 2019
    • EAGLE INDUSTRY CO., LTD.
    • Tetsuya IGUCHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Shaft Slide Ring Seal Arrangement
    • Publication number 20190040958
    • Publication date Feb 7, 2019
    • NETZSCH Pumpen & Systeme GmbH
    • Johann Kreidl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL ARRANGEMENT WITH A RELEASE PROTECTION DEVICE
    • Publication number 20180363781
    • Publication date Dec 20, 2018
    • EagleBurgmann Germany GmbH & Co. KG
    • Andreas Pehl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL ARRANGEMENT WITH A BELLOWS ELEMENT
    • Publication number 20180195620
    • Publication date Jul 12, 2018
    • EagleBurgmann Germany GmbH & Co. KG
    • Dieter Ziegenbein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL
    • Publication number 20180003187
    • Publication date Jan 4, 2018
    • Masatoshi ITADANI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Shaft Seal Assembly
    • Publication number 20160312898
    • Publication date Oct 27, 2016
    • INPRO/SEAL LLC
    • Chintan Shah
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL ALIGNMENT ADJUSTMENT METHOD
    • Publication number 20160290512
    • Publication date Oct 6, 2016
    • AES Engineering Ltd.
    • Andrew Colverson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL HAVING A PRECISELY POSITIONED BANDAGE
    • Publication number 20160116070
    • Publication date Apr 28, 2016
    • EagleBurgmann Germany GmbH & Co. KG
    • Rolf Johannes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SELF ALIGNING SPLIT MECHANICAL SEAL EMPLOYING A SELECTIVELY ENGAGEA...
    • Publication number 20140159316
    • Publication date Jun 12, 2014
    • A.W. CHESTERTON COMPANY
    • Edwin CID
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SELF ALIGNING SPLIT MECHANICAL SEAL EMPLOYING A ROTARY SEAL RING HA...
    • Publication number 20140159315
    • Publication date Jun 12, 2014
    • A.W. CHESTERTON COMPANY
    • Edwin CID
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    GAS SEAL FOR AEROSPACE ENGINES AND THE LIKE
    • Publication number 20140062028
    • Publication date Mar 6, 2014
    • KAYDON RING & SEAL, INC.
    • George P. Haynes
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MECHANICAL SEAL
    • Publication number 20140035233
    • Publication date Feb 6, 2014
    • EAGLE INDUSTRY CO., LTD.
    • Hidekazu Takahashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL SEAL
    • Publication number 20140035234
    • Publication date Feb 6, 2014
    • EAGLE INDUSTRY CO., LTD.
    • Hidekazu Takahashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GAS SEAL FOR AEROSPACE ENGINES AND THE LIKE
    • Publication number 20120217704
    • Publication date Aug 30, 2012
    • George P. Haynes
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Thermally decoupled bearing arrangement
    • Publication number 20120068565
    • Publication date Mar 22, 2012
    • EagleBurgmann Germany GmbH & Co. KG
    • Dieter Pfeil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...