GB433575A - Improvements relating to ventilating fans - Google Patents

Improvements relating to ventilating fans

Info

Publication number
GB433575A
GB433575A GB2186034A GB2186034A GB433575A GB 433575 A GB433575 A GB 433575A GB 2186034 A GB2186034 A GB 2186034A GB 2186034 A GB2186034 A GB 2186034A GB 433575 A GB433575 A GB 433575A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
ventilating fans
shield
fans
screw
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
GB2186034A
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.)
John Satchwell & Co Ltd
Original Assignee
John Satchwell & Co Ltd
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 John Satchwell & Co Ltd filed Critical John Satchwell & Co Ltd
Priority to GB2186034A priority Critical patent/GB433575A/en
Publication of GB433575A publication Critical patent/GB433575A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

433,575. Screw fans. SATCHWELL & CO., Ltd., J., and HIPKISS, W. H., 1, Station Street, Birmingham. July 26, 1934, No. 21860. Drawings to Specification. [Class 110 (i)] A screw fan is illuminated by electric lamps disposed behind an annular shield. The blades are corrugated and the shield is perforated to form an advertising announcement.
GB2186034A 1934-07-26 1934-07-26 Improvements relating to ventilating fans Expired GB433575A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2186034A GB433575A (en) 1934-07-26 1934-07-26 Improvements relating to ventilating fans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2186034A GB433575A (en) 1934-07-26 1934-07-26 Improvements relating to ventilating fans

Publications (1)

Publication Number Publication Date
GB433575A true GB433575A (en) 1935-08-16

Family

ID=10170037

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2186034A Expired GB433575A (en) 1934-07-26 1934-07-26 Improvements relating to ventilating fans

Country Status (1)

Country Link
GB (1) GB433575A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2296743A (en) * 1995-01-06 1996-07-10 Huang Yung Chung Fan

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2296743A (en) * 1995-01-06 1996-07-10 Huang Yung Chung Fan

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