DE69419544D1 - Wirbelstromgebläse und Schaufelrad - Google Patents

Wirbelstromgebläse und Schaufelrad

Info

Publication number
DE69419544D1
DE69419544D1 DE69419544T DE69419544T DE69419544D1 DE 69419544 D1 DE69419544 D1 DE 69419544D1 DE 69419544 T DE69419544 T DE 69419544T DE 69419544 T DE69419544 T DE 69419544T DE 69419544 D1 DE69419544 D1 DE 69419544D1
Authority
DE
Germany
Prior art keywords
eddy current
paddle wheel
current blower
blower
paddle
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 - Fee Related
Application number
DE69419544T
Other languages
English (en)
Other versions
DE69419544T2 (de
Inventor
Hiroshi Asabuki
Masayuki Fujio
Takashi Watanabe
Susumu Yamazaki
Fumiaki Ishida
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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
Priority claimed from JP5033516A external-priority patent/JP3050461B2/ja
Priority claimed from JP5671893A external-priority patent/JP2876931B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69419544D1 publication Critical patent/DE69419544D1/de
Publication of DE69419544T2 publication Critical patent/DE69419544T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D23/00—Other rotary non-positive-displacement pumps
    • F04D23/008—Regenerative pumps
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49327—Axial blower or fan

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE69419544T 1993-02-23 1994-02-21 Wirbelstromgebläse und Schaufelrad Expired - Fee Related DE69419544T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5033516A JP3050461B2 (ja) 1993-02-23 1993-02-23 渦流ブロワの羽根車及びその製造方法
JP5671893A JP2876931B2 (ja) 1993-03-17 1993-03-17 渦流ブロワの羽根車及びその製造方法

Publications (2)

Publication Number Publication Date
DE69419544D1 true DE69419544D1 (de) 1999-08-26
DE69419544T2 DE69419544T2 (de) 1999-11-25

Family

ID=26372222

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69419544T Expired - Fee Related DE69419544T2 (de) 1993-02-23 1994-02-21 Wirbelstromgebläse und Schaufelrad

Country Status (4)

Country Link
US (3) US5487639A (de)
EP (1) EP0612923B1 (de)
KR (1) KR970001831B1 (de)
DE (1) DE69419544T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69419544T2 (de) * 1993-02-23 1999-11-25 Hitachi, Ltd. Wirbelstromgebläse und Schaufelrad
WO1996011717A1 (en) * 1994-10-14 1996-04-25 Bird Products Corporation Portable drag compressor powered mechanical ventilator
KR100317013B1 (ko) * 1997-08-07 2001-12-24 이토 히로미 전동식 연료 펌프의 임펠러
DE19955955A1 (de) * 1999-11-19 2001-06-13 Siemens Ag Seitenkanalmaschine
AU2005330024A1 (en) 2005-03-29 2006-10-05 Carrier Corporation Single piece nozzle cover design and method of manufacture
EP2041398A2 (de) 2006-06-19 2009-04-01 I.D.E. Technologies Ltd. Rotor für verdichter
US9249806B2 (en) 2011-02-04 2016-02-02 Ti Group Automotive Systems, L.L.C. Impeller and fluid pump
DE102012023347B3 (de) * 2012-11-29 2014-01-30 Tni Medical Ag Kleiner, geräuscharmer Seitenkanalverdichter, insbesondere für Geräte in der Beatmungstherapie
DE102014106440A1 (de) * 2014-05-08 2015-11-12 Gebr. Becker Gmbh Laufrad, insbesondere für eine Seitenkanalmaschine
US10375901B2 (en) 2014-12-09 2019-08-13 Mtd Products Inc Blower/vacuum
US10480525B2 (en) * 2016-03-08 2019-11-19 Asia Vital Components Co., Ltd. Fan blade with improved structure
US10273971B2 (en) * 2016-03-08 2019-04-30 Asia Vital Components Co., Ltd. Fan impeller structure of cooling fan
US10100840B2 (en) * 2016-03-08 2018-10-16 Asia Vital Components Co., Ltd. Fan wheel structure
US10400780B2 (en) * 2016-03-08 2019-09-03 Asia Vital Components Co., Ltd. Structure of fan blades
US11371515B2 (en) * 2017-11-03 2022-06-28 Fisher & Paykel Healthcare Limited Regenerative blower
CN111975290B (zh) * 2020-07-23 2022-02-25 哈尔滨电气动力装备有限公司 核电主泵叶轮安装工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1973669A (en) * 1931-01-12 1934-09-11 Spoor Willem Lodewijk Joost Rotary pump
DE892498C (de) * 1939-12-19 1953-10-08 Siemens Ag Laufrad fuer Umlaufpumpen
US3899266A (en) * 1972-12-18 1975-08-12 Hitachi Ltd Vortex blower
JPS5157011A (ja) * 1974-11-15 1976-05-19 Hitachi Ltd Nijigenbaneojusurukaryuburoa
DE2800928C3 (de) * 1978-01-10 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für den Fahrbetrieb sowie für den Nutz- und Widerstandsbremsbetrieb einer aus einem Gleichspannungsnetz gespeisten Wechselstrommaschine
DE3520218A1 (de) * 1984-06-08 1985-12-12 Hitachi, Ltd., Tokio/Tokyo Laufrad fuer ein radialgeblaese
EP0383238B1 (de) * 1989-02-13 1997-11-19 Hitachi, Ltd. Wirbelstromgebläse und Verfahren zu dessen Herstellung
JPH02215997A (ja) * 1989-02-13 1990-08-28 Hitachi Ltd 羽根車、及びその製造方法
JP2563560B2 (ja) * 1989-02-17 1996-12-11 松下電器産業株式会社 洗濯機の制御装置
IL97347A0 (en) * 1990-03-19 1992-05-25 Merck & Co Inc Lipopeptide derivatives and antimicrobial compositions containing them
US5265996A (en) * 1992-03-10 1993-11-30 Sundstrand Corporation Regenerative pump with improved suction
DE69419544T2 (de) * 1993-02-23 1999-11-25 Hitachi, Ltd. Wirbelstromgebläse und Schaufelrad

Also Published As

Publication number Publication date
DE69419544T2 (de) 1999-11-25
US5628615A (en) 1997-05-13
US5600886A (en) 1997-02-11
EP0612923B1 (de) 1999-07-21
KR940020005A (ko) 1994-09-15
EP0612923A1 (de) 1994-08-31
KR970001831B1 (ko) 1997-02-17
US5487639A (en) 1996-01-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee