BE823711A - Perfectionnements aux ventilateurs a aubages rotoriques mobiles - Google Patents

Perfectionnements aux ventilateurs a aubages rotoriques mobiles

Info

Publication number
BE823711A
BE823711A BE151815A BE151815A BE823711A BE 823711 A BE823711 A BE 823711A BE 151815 A BE151815 A BE 151815A BE 151815 A BE151815 A BE 151815A BE 823711 A BE823711 A BE 823711A
Authority
BE
Belgium
Prior art keywords
rotoric
ventilators
mobile
rotoric ventilators
mobile rotoric
Prior art date
Application number
BE151815A
Other languages
English (en)
Inventor
G P Westeel
M E L P Crepin
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
Publication of BE823711A publication Critical patent/BE823711A/fr

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
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • F04D29/362—Blade mountings adjustable during rotation
    • 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
    • F04D29/287—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps with adjusting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BE151815A 1973-12-07 1974-12-20 Perfectionnements aux ventilateurs a aubages rotoriques mobiles BE823711A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7343665A FR2254232A5 (en) 1973-12-07 1973-12-07 Impeller with variable pitch blades - uses centrifugal force to bring blades to active position from rest

Publications (1)

Publication Number Publication Date
BE823711A true BE823711A (fr) 1975-04-16

Family

ID=9128850

Family Applications (1)

Application Number Title Priority Date Filing Date
BE151815A BE823711A (fr) 1973-12-07 1974-12-20 Perfectionnements aux ventilateurs a aubages rotoriques mobiles

Country Status (2)

Country Link
BE (1) BE823711A (fr)
FR (1) FR2254232A5 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6547519B2 (en) * 2001-04-13 2003-04-15 Hewlett Packard Development Company, L.P. Blower impeller apparatus with pivotable blades
US6474936B1 (en) 2001-04-13 2002-11-05 Hewlett-Packard Company Blower impeller apparatus with one way valves
CN119982636B (zh) * 2025-04-11 2025-11-25 南通旋风机械有限公司 一种可调式离心通风机

Also Published As

Publication number Publication date
FR2254232A5 (en) 1975-07-04

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