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GB389939A - Improvements in or relating to electric fans - Google Patents

Improvements in or relating to electric fans

Info

Publication number
GB389939A
GB389939A GB23232A GB23232A GB389939A GB 389939 A GB389939 A GB 389939A GB 23232 A GB23232 A GB 23232A GB 23232 A GB23232 A GB 23232A GB 389939 A GB389939 A GB 389939A
Authority
GB
United Kingdom
Prior art keywords
relating
screw
electric fans
general electric
fans
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
GB23232A
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB23232A priority Critical patent/GB389939A/en
Publication of GB389939A publication Critical patent/GB389939A/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
    • F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
    • F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • External Artificial Organs (AREA)

Abstract

389,939. Screw fans. GENERAL ELECTRIC CO., Ltd., Magnet House, Kingsway, London, and SAUNDERS, N. F. T., c/o General Electric Co., Witton, Birmingham. Jan. 4, 1932, No. 232. [Class 110 (i).] A rotatable mounting for a screw fan is provided with one or more rubber bushes 8. The screw 7 bears on a steel plate 9.
GB23232A 1932-01-04 1932-01-04 Improvements in or relating to electric fans Expired GB389939A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB23232A GB389939A (en) 1932-01-04 1932-01-04 Improvements in or relating to electric fans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23232A GB389939A (en) 1932-01-04 1932-01-04 Improvements in or relating to electric fans

Publications (1)

Publication Number Publication Date
GB389939A true GB389939A (en) 1933-03-30

Family

ID=9700736

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23232A Expired GB389939A (en) 1932-01-04 1932-01-04 Improvements in or relating to electric fans

Country Status (1)

Country Link
GB (1) GB389939A (en)

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