GB494987A - Improvements relating to electrically-driven screw fans - Google Patents

Improvements relating to electrically-driven screw fans

Info

Publication number
GB494987A
GB494987A GB2481337A GB2481337A GB494987A GB 494987 A GB494987 A GB 494987A GB 2481337 A GB2481337 A GB 2481337A GB 2481337 A GB2481337 A GB 2481337A GB 494987 A GB494987 A GB 494987A
Authority
GB
United Kingdom
Prior art keywords
fans
shroud
electrically
improvements relating
driven 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
GB2481337A
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.)
WINSOR AXIA FANS Ltd
Original Assignee
WINSOR AXIA FANS 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 WINSOR AXIA FANS Ltd filed Critical WINSOR AXIA FANS Ltd
Priority to GB2481337A priority Critical patent/GB494987A/en
Publication of GB494987A publication Critical patent/GB494987A/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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/524—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps shiftable members for obturating part of the flow path

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

494,987. Screw fans. AXIA FANS, Ltd., (formerly WINSOR AXIA FANS, Ltd.), and AKESTER, J. C. Sept. 11, 1937, No. 24813. [Class 110 (i)] The fan motor 1 is mounted upon the projecting end of a conoidal member 3 carried by the fan shroud 11 which is secured to a support such as a deck 17, the motor shaft extending through the member 3. Member 3 is connected to the shroud by a spider consisting of arms 10 constituting guide vanes which may be integral with member 3 and shroud 11. Member 3 supports an annular cowl 15 secured above the motor flange 6.
GB2481337A 1937-09-11 1937-09-11 Improvements relating to electrically-driven screw fans Expired GB494987A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2481337A GB494987A (en) 1937-09-11 1937-09-11 Improvements relating to electrically-driven screw fans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2481337A GB494987A (en) 1937-09-11 1937-09-11 Improvements relating to electrically-driven screw fans

Publications (1)

Publication Number Publication Date
GB494987A true GB494987A (en) 1938-11-04

Family

ID=10217636

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2481337A Expired GB494987A (en) 1937-09-11 1937-09-11 Improvements relating to electrically-driven screw fans

Country Status (1)

Country Link
GB (1) GB494987A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797859A (en) * 1952-06-24 1957-07-02 Gen Electric Ventilating device
US3045895A (en) * 1957-01-30 1962-07-24 Parsons C A & Co Ltd Gas circulatory means
GB2029567B (en) * 1978-08-28 1982-12-22 Kling M Fume exhauster device
GB2240589A (en) * 1989-07-24 1991-08-07 Tech Zeal Ind Co Ltd Vehicular air extractor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797859A (en) * 1952-06-24 1957-07-02 Gen Electric Ventilating device
US3045895A (en) * 1957-01-30 1962-07-24 Parsons C A & Co Ltd Gas circulatory means
GB2029567B (en) * 1978-08-28 1982-12-22 Kling M Fume exhauster device
GB2240589A (en) * 1989-07-24 1991-08-07 Tech Zeal Ind Co Ltd Vehicular air extractor

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