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GB554005A - Improvements in fans or propellers - Google Patents

Improvements in fans or propellers

Info

Publication number
GB554005A
GB554005A GB209642A GB209642A GB554005A GB 554005 A GB554005 A GB 554005A GB 209642 A GB209642 A GB 209642A GB 209642 A GB209642 A GB 209642A GB 554005 A GB554005 A GB 554005A
Authority
GB
United Kingdom
Prior art keywords
propellers
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
GB209642A
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.)
ROLAND WATSON
Original Assignee
ROLAND WATSON
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 ROLAND WATSON filed Critical ROLAND WATSON
Priority to GB209642A priority Critical patent/GB554005A/en
Publication of GB554005A publication Critical patent/GB554005A/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
    • F04D33/00—Non-positive-displacement pumps with other than pure rotation, e.g. of oscillating type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
GB209642A 1942-02-17 1942-02-17 Improvements in fans or propellers Expired GB554005A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB209642A GB554005A (en) 1942-02-17 1942-02-17 Improvements in fans or propellers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB209642A GB554005A (en) 1942-02-17 1942-02-17 Improvements in fans or propellers

Publications (1)

Publication Number Publication Date
GB554005A true GB554005A (en) 1943-06-15

Family

ID=9733514

Family Applications (1)

Application Number Title Priority Date Filing Date
GB209642A Expired GB554005A (en) 1942-02-17 1942-02-17 Improvements in fans or propellers

Country Status (1)

Country Link
GB (1) GB554005A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067824A (en) * 1960-11-08 1962-12-11 James E Sullivan Geared propeller
US3978345A (en) * 1974-05-24 1976-08-31 Bailey David Z System for utilizing energy in a fluid current
WO2012084717A1 (en) * 2010-12-21 2012-06-28 Inch Gmbh Ventilation device for generating uniform fluid flows, and a drive unit for a device of said type

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067824A (en) * 1960-11-08 1962-12-11 James E Sullivan Geared propeller
US3978345A (en) * 1974-05-24 1976-08-31 Bailey David Z System for utilizing energy in a fluid current
WO2012084717A1 (en) * 2010-12-21 2012-06-28 Inch Gmbh Ventilation device for generating uniform fluid flows, and a drive unit for a device of said type

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