GB1477056A - Centrifugal fan wheel - Google Patents

Centrifugal fan wheel

Info

Publication number
GB1477056A
GB1477056A GB4435174A GB4435174A GB1477056A GB 1477056 A GB1477056 A GB 1477056A GB 4435174 A GB4435174 A GB 4435174A GB 4435174 A GB4435174 A GB 4435174A GB 1477056 A GB1477056 A GB 1477056A
Authority
GB
United Kingdom
Prior art keywords
centrifugal fan
fan wheel
oct
blades
centrifugal
Prior art date
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
GB4435174A
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1477056A publication Critical patent/GB1477056A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

1477056 Centrifugal fans WESTINGHOUSE ELECTRIC CORP 14 Oct 1974 [18 Oct 1973] 44351/74 Heading F1C In a centrifugal fan having the trailing portions 3 of blades 2 welded between a centre plate 13 and side plates 14a, b, the leading edge portions 4 of the blades are removably secured in position by through-bolts 6. Screws 5 also secure each portion 4 to the skin of portion 3.
GB4435174A 1973-10-18 1974-10-14 Centrifugal fan wheel Expired GB1477056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00407725A US3856434A (en) 1973-10-18 1973-10-18 Centrifugal fan wheel

Publications (1)

Publication Number Publication Date
GB1477056A true GB1477056A (en) 1977-06-22

Family

ID=23613270

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4435174A Expired GB1477056A (en) 1973-10-18 1974-10-14 Centrifugal fan wheel

Country Status (4)

Country Link
US (1) US3856434A (en)
JP (1) JPS5325844Y2 (en)
CA (1) CA979868A (en)
GB (1) GB1477056A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51133807A (en) * 1975-05-14 1976-11-19 Hitachi Ltd Turbo type impeller with high performance
US4022540A (en) * 1975-10-02 1977-05-10 General Electric Company Frangible airfoil structure
US4556364A (en) * 1981-07-23 1985-12-03 D. Wickham And Company Limited Centrifugal pumps
US4565495A (en) * 1983-08-11 1986-01-21 Electric Power Research Institute, Inc. Armoring system for an airfoil centrifugal fan
US4738594A (en) * 1986-02-05 1988-04-19 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Blades for axial fans
US4874293A (en) * 1988-11-08 1989-10-17 Gutzwiller H Leslie Modified centrifugal airfoil fan wheel
US4993918A (en) * 1989-05-19 1991-02-19 United Technologies Corporation Replaceable fairing for a turbine exhaust case
CA2082949A1 (en) * 1991-03-15 1992-09-16 Hisato Haraga Multi-stacked circular plate fan provided with blades
US5358379A (en) * 1993-10-27 1994-10-25 Westinghouse Electric Corporation Gas turbine vane
JP2828587B2 (en) * 1993-12-28 1998-11-25 三菱電機株式会社 Cooling fan for vehicle alternator
US6707181B1 (en) * 2002-11-15 2004-03-16 Visteon Global Technologies, Inc. Alternator fan
EP1489264A1 (en) * 2003-06-18 2004-12-22 Siemens Aktiengesellschaft Blade consisting of moduls
JP5327742B2 (en) * 2005-09-27 2013-10-30 ウモエ マンダル エーエス Centrifugal fan
DE102005061673A1 (en) * 2005-12-21 2007-07-05 Rolls-Royce Deutschland Ltd & Co Kg Leading edge formation for the compressor blades of gas turbine engines
JP3953085B1 (en) 2006-03-08 2007-08-01 ダイキン工業株式会社 Centrifugal blower impeller blade, blade support rotating body, centrifugal blower impeller, and method for manufacturing centrifugal blower impeller
UA107094C2 (en) 2009-11-03 2014-11-25 CENTRAL CEILING FAN
CN102971945A (en) * 2010-08-04 2013-03-13 三菱电机株式会社 Dynamo-electric machine
FR2988786B1 (en) * 2012-03-28 2015-08-28 Snecma AUB ON BOARD (S) REINFORCED (S) FOR A TURBOMACHINE
FR2988785B1 (en) * 2012-03-28 2016-03-25 Snecma AUB ON BOARD (S) REINFORCED (S) FOR A TURBOMACHINE
JP5984767B2 (en) * 2013-09-12 2016-09-06 三菱電機株式会社 Centrifugal blower and air conditioner
EP3236081B1 (en) * 2016-04-20 2021-01-06 Punker GmbH Centrifugal fan blade made of bent sheet metal with a seam on the pressure or suction side
CN113137384B (en) * 2020-01-16 2023-07-21 全亿大科技（佛山）有限公司 Fan and electronic device with same
CN112901279B (en) * 2021-01-29 2022-03-29 大连理工大学 Turbine blade adopting bolt-fixed ceramic armor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US978753A (en) * 1909-11-23 1910-12-13 Joseph Hurst Centrifugal pump.
US1034456A (en) * 1911-12-09 1912-08-06 Joseph Hurst Centrifugal pump.
US1217386A (en) * 1912-09-23 1917-02-27 Ingersoll Rand Co Blading construction for turbo-compressor impellers.
US1327812A (en) * 1919-06-06 1920-01-13 American Manganese Steel Co Sectional shoe for the runner-vanes of centrifugal pumps
US2440317A (en) * 1945-04-20 1948-04-27 William H Welsh Pump impeller
GB656336A (en) * 1948-01-19 1951-08-22 Stork Koninklijke Maschf Improvements in and relating to centrifugal fans
DE959583C (en) * 1955-01-15 1957-03-07 Babcock & Wilcox Dampfkessel W Changeable impeller for radial blower
US3171586A (en) * 1963-12-31 1965-03-02 Westinghouse Electric Corp Airfoil bladed fans
US3263963A (en) * 1964-11-05 1966-08-02 Worthington Corp Nozzle blade assembly comprising replaceable and adjustable nozzle blades
GB1030829A (en) * 1965-04-27 1966-05-25 Rolls Royce Aerofoil blade for use in a hot fluid stream
US3398883A (en) * 1966-09-06 1968-08-27 Chicago Blower Corp Fan
US3426965A (en) * 1967-01-10 1969-02-11 American Standard Inc Centrifugal fan having removable blade section

Also Published As

Publication number Publication date
JPS5065005U (en) 1975-06-12
CA979868A (en) 1975-12-16
JPS5325844Y2 (en) 1978-07-01
US3856434A (en) 1974-12-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee