LU68751A1 - - Google Patents

Info

Publication number
LU68751A1
LU68751A1 LU68751DA LU68751A1 LU 68751 A1 LU68751 A1 LU 68751A1 LU 68751D A LU68751D A LU 68751DA LU 68751 A1 LU68751 A1 LU 68751A1
Authority
LU
Luxembourg
Application number
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 LU68751A1 publication Critical patent/LU68751A1/xx

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
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • 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
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
LU68751D 1972-11-08 1973-11-06 LU68751A1 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7240253A FR2205950A5 (enrdf_load_html_response) 1972-11-08 1972-11-08

Publications (1)

Publication Number Publication Date
LU68751A1 true LU68751A1 (enrdf_load_html_response) 1974-01-18

Family

ID=9107099

Family Applications (1)

Application Number Title Priority Date Filing Date
LU68751D LU68751A1 (enrdf_load_html_response) 1972-11-08 1973-11-06

Country Status (5)

Country Link
BE (1) BE806313A (enrdf_load_html_response)
FR (1) FR2205950A5 (enrdf_load_html_response)
GB (1) GB1421649A (enrdf_load_html_response)
IT (1) IT999184B (enrdf_load_html_response)
LU (1) LU68751A1 (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2867842B1 (fr) * 2004-03-16 2007-01-12 Soler Y Palau Sa Piquage de ventilation et caisson comportant un tel piquage
ITPD20070076A1 (it) * 2007-03-06 2008-09-07 Ln 2 S R L Collettore, in particolare collettore a chiocciola per ventilatori da impiegarsi in cappe aspiranti
CN103511353A (zh) * 2012-06-25 2014-01-15 恩科（苏州）通风系统有限公司 圆形管道风机的改良结构

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1890758A (en) * 1930-12-11 1932-12-13 John R Townsend Ventilator
US2415621A (en) * 1944-10-20 1947-02-11 Solar Aircraft Co Fan
FR72042E (fr) * 1957-05-29 1960-03-21 App Electr Etoile Soc D Perfectionnement aux dispositifs pour l'aération des locaux
US2922570A (en) * 1957-12-04 1960-01-26 Burris R Allen Automatic booster fan and ventilating shield
US3102679A (en) * 1962-01-15 1963-09-03 Loren Cook Company Centrifugal impeller units

Also Published As

Publication number Publication date
IT999184B (it) 1976-02-20
FR2205950A5 (enrdf_load_html_response) 1974-05-31
GB1421649A (en) 1976-01-21
BE806313A (fr) 1974-02-15

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