FR2051912A5 - - Google Patents

Info

Publication number
FR2051912A5
FR2051912A5 FR6922183A FR6922183A FR2051912A5 FR 2051912 A5 FR2051912 A5 FR 2051912A5 FR 6922183 A FR6922183 A FR 6922183A FR 6922183 A FR6922183 A FR 6922183A FR 2051912 A5 FR2051912 A5 FR 2051912A5
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR6922183A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR6922183A priority Critical patent/FR2051912A5/fr
Priority to US50052A priority patent/US3680977A/en
Priority to DE19702032328 priority patent/DE2032328A1/de
Application granted granted Critical
Publication of FR2051912A5 publication Critical patent/FR2051912A5/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/001—Shrouded propellers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
FR6922183A 1969-07-01 1969-07-01 Expired FR2051912A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR6922183A FR2051912A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-07-01 1969-07-01
US50052A US3680977A (en) 1969-07-01 1970-06-29 Framed impeller
DE19702032328 DE2032328A1 (de) 1969-07-01 1970-06-30 Düsenpropeller mit Ummantelung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6922183A FR2051912A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-07-01 1969-07-01

Publications (1)

Publication Number Publication Date
FR2051912A5 true FR2051912A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-04-09

Family

ID=9036714

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6922183A Expired FR2051912A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-07-01 1969-07-01

Country Status (3)

Country Link
US (1) US3680977A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2032328A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2051912A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3070424A1 (fr) * 2017-08-29 2019-03-01 Safran Aircraft Engines Roue de turbomachine, telle par exemple qu'un turboreacteur ou un turbopropulseur d'avion

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US3986787A (en) * 1974-05-07 1976-10-19 Mouton Jr William J River turbine
US3932055A (en) * 1974-08-05 1976-01-13 Flatland Lloyd P Vacuum turbine for a drill
US4152094A (en) * 1975-10-31 1979-05-01 Hitachi, Ltd. Axial fan
US4131156A (en) * 1976-10-12 1978-12-26 Caterpillar Tractor Co. Fan shroud
US4457519A (en) * 1977-12-12 1984-07-03 Harrington George H Sealing ring
US4238170A (en) * 1978-06-26 1980-12-09 United Technologies Corporation Blade tip seal for an axial flow rotary machine
US4406581A (en) * 1980-12-30 1983-09-27 Hayes-Albion Corp. Shrouded fan assembly
GB2093126B (en) * 1981-02-12 1984-05-16 Rolls Royce Rotor blade for a gas turbine engine
US4398508A (en) * 1981-02-20 1983-08-16 Volvo White Truck Corporation Engine cooling fan construction
US4491330A (en) * 1983-08-01 1985-01-01 Franklin Electric Co., Inc. Rotary lip seal
US4548548A (en) * 1984-05-23 1985-10-22 Airflow Research And Manufacturing Corp. Fan and housing
US4596054A (en) * 1984-07-03 1986-06-24 Air-Lock, Incorporated Pressure sealing bearing assembly for use in environmental control suits and environmental suits containing such bearing assemblies
US4580946A (en) * 1984-11-26 1986-04-08 General Electric Company Fan blade platform seal
DE3842710C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-12-19 1989-08-03 Mtu Muenchen Gmbh
US5075606A (en) * 1989-01-27 1991-12-24 Lipman Leonard H Solid state DC fan motor
US4949022A (en) * 1989-01-27 1990-08-14 Lipman Leonard H Solid state DC fan motor
US5183382A (en) * 1991-09-03 1993-02-02 Caterpillar Inc. Low noise rotating fan and shroud assembly
FR2713709B1 (fr) * 1993-12-08 1996-01-12 Snecma Paroi de turbomachine comprenant un corps d'étanchéité.
US5577888A (en) * 1995-06-23 1996-11-26 Siemens Electric Limited High efficiency, low-noise, axial fan assembly
US5791876A (en) * 1997-03-25 1998-08-11 Behr America, Inc. Floating drive assembly for an automotive cooling fan
US5740766A (en) * 1997-03-25 1998-04-21 Behr America, Inc. Automotive fan and shroud assembly
US5906179A (en) * 1997-06-27 1999-05-25 Siemens Canada Limited High efficiency, low solidity, low weight, axial flow fan
DE59710621D1 (de) * 1997-09-19 2003-09-25 Alstom Switzerland Ltd Vorrichtung zur Spaltdichtung
US6065937A (en) * 1998-02-03 2000-05-23 Siemens Canada Limited High efficiency, axial flow fan for use in an automotive cooling system
US5957661A (en) * 1998-06-16 1999-09-28 Siemens Canada Limited High efficiency to diameter ratio and low weight axial flow fan
DE59808709D1 (de) * 1998-11-10 2003-07-17 Alstom Switzerland Ltd Spitzendichtung für Turbinenlaufschaufeln
JP4190683B2 (ja) * 1999-11-22 2008-12-03 株式会社小松製作所 ファン装置
US6471472B1 (en) 2000-05-03 2002-10-29 Siemens Canada Limited Turbomachine shroud fibrous tip seal
US6508624B2 (en) * 2001-05-02 2003-01-21 Siemens Automotive, Inc. Turbomachine with double-faced rotor-shroud seal structure
US6899339B2 (en) * 2001-08-30 2005-05-31 United Technologies Corporation Abradable seal having improved durability
EP1426559B1 (fr) * 2002-12-03 2009-02-18 Techspace Aero S.A. Virole interieure pour compresseur axial et utilisation
US6874990B2 (en) * 2003-01-29 2005-04-05 Siemens Vdo Automotive Inc. Integral tip seal in a fan-shroud structure
KR101155809B1 (ko) * 2005-03-26 2012-06-12 한라공조주식회사 팬 및 쉬라우드 조립체
US7549841B1 (en) 2005-09-03 2009-06-23 Florida Turbine Technologies, Inc. Pressure balanced centrifugal tip seal
US20070231128A1 (en) * 2006-03-31 2007-10-04 Caterpiller Inc. Fan assembly
US7997870B2 (en) 2007-08-14 2011-08-16 B N Balance Energy Solutions, Llc Turbine rotor for electrical power generation
US20100328169A1 (en) * 2008-11-07 2010-12-30 Honeywell International Inc. Ducted Fan Unmanned Aerial Vehicle Conformal Antenna
FR2940352B1 (fr) * 2008-12-23 2014-11-28 Snecma Roue mobile de turbomachine a aubes en materiau composite munies de lechettes metalliques.
NO329993B1 (no) * 2009-06-12 2011-02-07 Innowind As Anordning ved vindturbin
TWM423280U (en) * 2011-05-26 2012-02-21 Delta Electronics Inc Fan
DE102011053619A1 (de) 2011-09-14 2013-03-14 Becker Marine Systems Gmbh & Co. Kg Propellerdüse für Wasserfahrzeuge
CN106628120B (zh) * 2016-12-06 2019-08-27 湖南星思科技有限公司 一种高效气动涵道体
US10808726B2 (en) * 2017-04-24 2020-10-20 Asia Vital Components Co., Ltd. Fan structure
CN107672802B (zh) * 2017-10-24 2023-10-27 南京航空航天大学 开槽涵道式卷流旋翼飞行器
US10724535B2 (en) * 2017-11-14 2020-07-28 Raytheon Technologies Corporation Fan assembly of a gas turbine engine with a tip shroud
US12365453B2 (en) 2018-10-12 2025-07-22 Textron Innovations Inc. Multi-material ducted rotor blade tip extension
US11286037B2 (en) * 2018-10-12 2022-03-29 Textron Innovations Inc. Ducted rotor blade tip extension
US11286036B2 (en) * 2018-10-12 2022-03-29 Textron Innovations Inc. Ducted rotor blade tip extension
CN111086624A (zh) * 2020-01-20 2020-05-01 张世栋 一种涵道螺旋桨用围带式桨尖扰流阻拦装置
US11565799B2 (en) 2020-06-12 2023-01-31 Textron Innovations Inc. Adjustable ducted rotor blade tip extension
US11448231B2 (en) * 2020-07-21 2022-09-20 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Cooling fan module

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB277663A (en) * 1926-09-20 1928-01-26 Lorenzen Turbinen Ag Improvements in or relating to turbines
US2956733A (en) * 1954-09-28 1960-10-18 Stalker Corp Fluid turning wheels for compressors
US3112610A (en) * 1961-02-27 1963-12-03 Joseph J Jerger Constant pressure shrouded propeller
US3306223A (en) * 1964-10-22 1967-02-28 Illinois Milling Inc Water pump seal
FR1547420A (fr) * 1967-05-23 1968-11-29 Nord Aviation Profil auxiliaire pour une entrée de fluide
US3531214A (en) * 1968-12-09 1970-09-29 Franz W Abramson Radial-driven,multistage jet pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3070424A1 (fr) * 2017-08-29 2019-03-01 Safran Aircraft Engines Roue de turbomachine, telle par exemple qu'un turboreacteur ou un turbopropulseur d'avion

Also Published As

Publication number Publication date
US3680977A (en) 1972-08-01
DE2032328A1 (de) 1971-03-18

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Legal Events

Date Code Title Description
ST Notification of lapse