GB1477056A - Centrifugal fan wheel - Google Patents
Centrifugal fan wheelInfo
- 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
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.
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)
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)
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 |
-
1973
- 1973-10-18 US US00407725A patent/US3856434A/en not_active Expired - Lifetime
-
1974
- 1974-09-12 CA CA209,126A patent/CA979868A/en not_active Expired
- 1974-10-14 GB GB4435174A patent/GB1477056A/en not_active Expired
- 1974-10-15 JP JP1974123646U patent/JPS5325844Y2/ja not_active Expired
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 |