FR1454720A - Axial fan with opposite directions of rotation - Google Patents

Axial fan with opposite directions of rotation

Info

Publication number
FR1454720A
FR1454720A FR37974A FR37974A FR1454720A FR 1454720 A FR1454720 A FR 1454720A FR 37974 A FR37974 A FR 37974A FR 37974 A FR37974 A FR 37974A FR 1454720 A FR1454720 A FR 1454720A
Authority
FR
France
Prior art keywords
rotation
opposite directions
axial fan
fan
axial
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
FR37974A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FISCHBACH KG BLECH METALL R
Original Assignee
FISCHBACH KG BLECH METALL R
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 FISCHBACH KG BLECH METALL R filed Critical FISCHBACH KG BLECH METALL R
Priority to FR37974A priority Critical patent/FR1454720A/en
Application granted granted Critical
Publication of FR1454720A publication Critical patent/FR1454720A/en
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
    • F04D25/0653—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the motor having a plane air gap, e.g. disc-type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/024—Multi-stage pumps with contrarotating parts
FR37974A 1965-11-10 1965-11-10 Axial fan with opposite directions of rotation Expired FR1454720A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR37974A FR1454720A (en) 1965-11-10 1965-11-10 Axial fan with opposite directions of rotation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR37974A FR1454720A (en) 1965-11-10 1965-11-10 Axial fan with opposite directions of rotation

Publications (1)

Publication Number Publication Date
FR1454720A true FR1454720A (en) 1966-02-11

Family

ID=8592253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR37974A Expired FR1454720A (en) 1965-11-10 1965-11-10 Axial fan with opposite directions of rotation

Country Status (1)

Country Link
FR (1) FR1454720A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0499698A2 (en) * 1990-12-22 1992-08-26 Behr GmbH & Co. Ventilator drive with fluid friction coupling

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0499698A2 (en) * 1990-12-22 1992-08-26 Behr GmbH & Co. Ventilator drive with fluid friction coupling
EP0499698A3 (en) * 1990-12-22 1993-06-09 Behr Gmbh & Co. Ventilator drive with fluid friction coupling

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