FR676564A - Ventilateur - Google Patents

Ventilateur

Info

Publication number
FR676564A
FR676564A FR676564DA FR676564A FR 676564 A FR676564 A FR 676564A FR 676564D A FR676564D A FR 676564DA FR 676564 A FR676564 A FR 676564A
Authority
FR
France
Prior art keywords
fan
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
Application number
Other languages
English (en)
Inventor
Guillaume Ducart
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 FR676564A publication Critical patent/FR676564A/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
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR676564D 1929-06-12 1929-06-12 Ventilateur Expired FR676564A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR676564T 1929-06-12

Publications (1)

Publication Number Publication Date
FR676564A true FR676564A (fr) 1930-02-25

Family

ID=9019952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR676564D Expired FR676564A (fr) 1929-06-12 1929-06-12 Ventilateur

Country Status (1)

Country Link
FR (1) FR676564A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468128A (en) * 1944-10-12 1949-04-26 Birtman Electric Co Suction cleaner and fan therefor
US3487786A (en) * 1967-10-25 1970-01-06 Eugene G Danner Thrust compensating impeller
US4349311A (en) * 1979-04-09 1982-09-14 Arthur Milz Rotary pump
US6171054B1 (en) * 1999-09-28 2001-01-09 Royal Appliance Mfg. Co. Impeller housing with reduced noise and improved airflow
US6579060B1 (en) * 1999-09-28 2003-06-17 Royal Appliance Mfg. Co. Impeller and housing assembly with reduced noise and improved airflow

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468128A (en) * 1944-10-12 1949-04-26 Birtman Electric Co Suction cleaner and fan therefor
US3487786A (en) * 1967-10-25 1970-01-06 Eugene G Danner Thrust compensating impeller
US4349311A (en) * 1979-04-09 1982-09-14 Arthur Milz Rotary pump
US6171054B1 (en) * 1999-09-28 2001-01-09 Royal Appliance Mfg. Co. Impeller housing with reduced noise and improved airflow
US6579060B1 (en) * 1999-09-28 2003-06-17 Royal Appliance Mfg. Co. Impeller and housing assembly with reduced noise and improved airflow

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