CH523431A - Method for transforming the impeller of a helical fan not comprising a downstream rectifier blade, into a suitable wheel to be mounted on a helical fan equipped with such a blade - Google Patents

Method for transforming the impeller of a helical fan not comprising a downstream rectifier blade, into a suitable wheel to be mounted on a helical fan equipped with such a blade

Info

Publication number
CH523431A
CH523431A CH116970A CH116970A CH523431A CH 523431 A CH523431 A CH 523431A CH 116970 A CH116970 A CH 116970A CH 116970 A CH116970 A CH 116970A CH 523431 A CH523431 A CH 523431A
Authority
CH
Switzerland
Prior art keywords
blade
helical fan
impeller
transforming
suitable wheel
Prior art date
Application number
CH116970A
Other languages
French (fr)
Inventor
Ponsonnet Paul
Original Assignee
Lyonnaise Ventilation
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 Lyonnaise Ventilation filed Critical Lyonnaise Ventilation
Publication of CH523431A publication Critical patent/CH523431A/en

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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/329—Details of the hub

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH116970A 1969-03-11 1970-01-26 Method for transforming the impeller of a helical fan not comprising a downstream rectifier blade, into a suitable wheel to be mounted on a helical fan equipped with such a blade CH523431A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6906329A FR2036217A5 (en) 1969-03-11 1969-03-11

Publications (1)

Publication Number Publication Date
CH523431A true CH523431A (en) 1972-05-31

Family

ID=9030242

Family Applications (1)

Application Number Title Priority Date Filing Date
CH116970A CH523431A (en) 1969-03-11 1970-01-26 Method for transforming the impeller of a helical fan not comprising a downstream rectifier blade, into a suitable wheel to be mounted on a helical fan equipped with such a blade

Country Status (5)

Country Link
BE (1) BE744747A (en)
CH (1) CH523431A (en)
FR (1) FR2036217A5 (en)
GB (1) GB1271782A (en)
NL (1) NL7003129A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9409826U1 (en) * 1994-06-17 1995-07-20 NOVA-Apparatebau GmbH, 78166 Donaueschingen Blow-out fan

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54104013A (en) * 1978-02-03 1979-08-15 Hitachi Ltd Propeller fan with disk ring
JPS54109607A (en) * 1978-02-17 1979-08-28 Hitachi Ltd Electric fan
JPS54157309A (en) * 1978-06-02 1979-12-12 Hitachi Ltd Outdoor unit for separate type air conditioner
JPS54157311A (en) * 1978-06-02 1979-12-12 Hitachi Ltd Propeller fan with disk ring
JPS58144100U (en) * 1982-03-24 1983-09-28 日産自動車株式会社 Mixed flow fan
GB2290832A (en) * 1994-06-14 1996-01-10 Clive Felix Ure Means for linearizing an open air flow

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9409826U1 (en) * 1994-06-17 1995-07-20 NOVA-Apparatebau GmbH, 78166 Donaueschingen Blow-out fan

Also Published As

Publication number Publication date
DE2011588A1 (en) 1970-09-24
GB1271782A (en) 1972-04-26
BE744747A (en) 1970-07-01
FR2036217A5 (en) 1970-12-24
DE2011588B2 (en) 1972-12-14
NL7003129A (en) 1970-09-15

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Legal Events

Date Code Title Description
PL Patent ceased