FR640762A - Hand fan - Google Patents

Hand fan

Info

Publication number
FR640762A
FR640762A FR640762DA FR640762A FR 640762 A FR640762 A FR 640762A FR 640762D A FR640762D A FR 640762DA FR 640762 A FR640762 A FR 640762A
Authority
FR
France
Prior art keywords
hand fan
fan
hand
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
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.)
AIR ET FEU ATEL
Original Assignee
AIR ET FEU ATEL
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 AIR ET FEU ATEL filed Critical AIR ET FEU ATEL
Application granted granted Critical
Publication of FR640762A publication Critical patent/FR640762A/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
    • F04D25/08—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
    • F04D25/086—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans hand operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR640762D 1927-09-12 1927-09-12 Hand fan Expired FR640762A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR640762T 1927-09-12

Publications (1)

Publication Number Publication Date
FR640762A true FR640762A (en) 1928-07-21

Family

ID=8997670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR640762D Expired FR640762A (en) 1927-09-12 1927-09-12 Hand fan

Country Status (1)

Country Link
FR (1) FR640762A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2973894A (en) * 1957-06-17 1961-03-07 Turbo Res Corp Centrifugal compressor for starting jet engines
US3145912A (en) * 1962-07-18 1964-08-25 Artag Plastics Corp Portable centrifugal pump
US7299792B1 (en) * 2000-09-22 2007-11-27 Accessible Technologies, Inc. Centrifugal compressor with improved lubrication system for gear-type transmission

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2973894A (en) * 1957-06-17 1961-03-07 Turbo Res Corp Centrifugal compressor for starting jet engines
US3145912A (en) * 1962-07-18 1964-08-25 Artag Plastics Corp Portable centrifugal pump
US7299792B1 (en) * 2000-09-22 2007-11-27 Accessible Technologies, Inc. Centrifugal compressor with improved lubrication system for gear-type transmission
US7654251B2 (en) 2000-09-22 2010-02-02 Accessible Technologies, Inc. Centrifugal compressor with improved lubrication system for gear-type transmission

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