FR1576254A - - Google Patents

Info

Publication number
FR1576254A
FR1576254A FR1576254DA FR1576254A FR 1576254 A FR1576254 A FR 1576254A FR 1576254D A FR1576254D A FR 1576254DA FR 1576254 A FR1576254 A FR 1576254A
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1576254A publication Critical patent/FR1576254A/fr
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
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
    • 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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • F04D29/547—Ducts having a special shape in order to influence fluid flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1576254D 1967-08-23 1968-08-14 Expired FR1576254A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1628353 1967-08-23

Publications (1)

Publication Number Publication Date
FR1576254A true FR1576254A (en) 1969-07-25

Family

ID=5683157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1576254D Expired FR1576254A (en) 1967-08-23 1968-08-14

Country Status (4)

Country Link
US (1) US3531221A (en)
JP (1) JPS4818526B1 (en)
FR (1) FR1576254A (en)
GB (1) GB1182847A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH611983A5 (en) * 1974-11-18 1979-06-29 Papst Motoren Kg
US4564335A (en) * 1979-10-06 1986-01-14 Papst-Motoren Gmbh & Co. Kg Axial flow fan
DE2940650A1 (en) * 1979-10-06 1981-04-16 Papst-Motoren Kg, 7742 St Georgen AXIAL FAN
US4460312A (en) * 1980-04-09 1984-07-17 Iem Ltd. Fan unit
CH654379A5 (en) * 1981-05-29 1986-02-14 Papst Motoren Kg SMALL BLOWER.
GB2133082B (en) * 1982-11-09 1987-05-13 Papst Motoren Gmbh & Co Kg Miniaturized direct current fan
JPS59145396A (en) * 1982-11-09 1984-08-20 パプスト・モ−ト−レン・ゲ−エムベ−ハ−・ウント・コ−・カ−ゲ− Direct current small-sized ventilator
JPS59185898A (en) * 1983-04-08 1984-10-22 Aisin Seiki Co Ltd Fan blade
US4712977A (en) * 1984-07-02 1987-12-15 Gerfast Sten R Axial fan
JPS63124900A (en) * 1986-11-14 1988-05-28 Yasuaki Kohama Axial blower
EP1211426B1 (en) * 2000-12-01 2006-06-07 ebm-papst St. Georgen GmbH & Co. KG Fan housing in particular for axial fan
TW540641U (en) * 2002-04-30 2003-07-01 Delta Electronics Inc Axial-flow fan with characteristics of increasing faxial-flow fan with characteristics of increasing flowing pressure and flowing amount of airflow
US7334988B2 (en) * 2003-08-19 2008-02-26 Sunonwealth Electric Machine Industry Co., Ltd. Airflow guiding structure varying in inclinations of air-guiding rings for a heat-dissipating fan
TWI236520B (en) * 2004-02-18 2005-07-21 Delta Electronics Inc Axial flow fan
TWM292888U (en) * 2005-12-30 2006-06-21 Sheng-An Yang Heat-dissipating fan
US20100247344A1 (en) * 2006-12-18 2010-09-30 Sheng-An Yang Heat dissipating fan
TWM423280U (en) * 2011-05-26 2012-02-21 Delta Electronics Inc Fan
TWM425950U (en) * 2011-08-29 2012-04-01 Zhen-Ming Su Improved fan cover structure of electric fan
US20130189129A1 (en) * 2012-01-23 2013-07-25 Lasko Holdings, Inc. Low Noise Air Movement Generator
WO2015148819A1 (en) 2014-03-27 2015-10-01 Trane International Inc. Diffuser collar
JP2018159371A (en) * 2017-03-24 2018-10-11 パナソニックＩｐマネジメント株式会社 Air blower
WO2019012880A1 (en) * 2017-07-11 2019-01-17 日本電産株式会社 Fan device
US20200232468A1 (en) * 2019-01-18 2020-07-23 Asia Vital Components Co., Ltd. Fan frame structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US921744A (en) * 1908-05-12 1909-05-18 William D Scott Ventilating-fan for mines.
DE424680C (en) * 1924-01-01 1926-02-11 Theodor Froehlich Fa Screw fan system
US2435645A (en) * 1945-08-23 1948-02-10 Westinghouse Electric Corp Axial flow fan
US2936948A (en) * 1954-10-15 1960-05-17 Eck Bruno Christian Axial blower with cone-shaped hub
GB1043213A (en) * 1963-01-14 1966-09-21 Papst Hermann Ventilating fans driven by electric motors
US3385516A (en) * 1966-03-31 1968-05-28 Gen Electric Fan construction

Also Published As

Publication number Publication date
JPS4818526B1 (en) 1973-06-06
US3531221A (en) 1970-09-29
GB1182847A (en) 1970-03-04

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Legal Events

Date Code Title Description
ST Notification of lapse