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GB2322166B - A fan having a plurality of angularly adjustable blades - Google Patents

A fan having a plurality of angularly adjustable blades

Info

Publication number
GB2322166B
GB2322166B GB9703163A GB9703163A GB2322166B GB 2322166 B GB2322166 B GB 2322166B GB 9703163 A GB9703163 A GB 9703163A GB 9703163 A GB9703163 A GB 9703163A GB 2322166 B GB2322166 B GB 2322166B
Authority
GB
United Kingdom
Prior art keywords
fan
angularly adjustable
adjustable blades
blades
angularly
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 - Fee Related
Application number
GB9703163A
Other versions
GB2322166A (en
GB9703163D0 (en
Inventor
David Peter Fenner
Christopher Winston Lack
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.)
Elta Fans Ltd
Original Assignee
Elta 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 Elta Fans Ltd filed Critical Elta Fans Ltd
Priority to GB0101474A priority Critical patent/GB2355047B/en
Priority to GB9703163A priority patent/GB2322166B/en
Publication of GB9703163D0 publication Critical patent/GB9703163D0/en
Publication of GB2322166A publication Critical patent/GB2322166A/en
Application granted granted Critical
Publication of GB2322166B publication Critical patent/GB2322166B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • F04D29/362—Blade mountings adjustable during rotation
    • F04D29/364—The blades having only a predetermined number of possible positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB9703163A 1997-02-15 1997-02-15 A fan having a plurality of angularly adjustable blades Expired - Fee Related GB2322166B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0101474A GB2355047B (en) 1997-02-15 1997-02-15 A fan blade angle locator
GB9703163A GB2322166B (en) 1997-02-15 1997-02-15 A fan having a plurality of angularly adjustable blades

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9703163A GB2322166B (en) 1997-02-15 1997-02-15 A fan having a plurality of angularly adjustable blades

Publications (3)

Publication Number Publication Date
GB9703163D0 GB9703163D0 (en) 1997-04-02
GB2322166A GB2322166A (en) 1998-08-19
GB2322166B true GB2322166B (en) 2001-03-28

Family

ID=10807727

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9703163A Expired - Fee Related GB2322166B (en) 1997-02-15 1997-02-15 A fan having a plurality of angularly adjustable blades
GB0101474A Expired - Fee Related GB2355047B (en) 1997-02-15 1997-02-15 A fan blade angle locator

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0101474A Expired - Fee Related GB2355047B (en) 1997-02-15 1997-02-15 A fan blade angle locator

Country Status (1)

Country Link
GB (2) GB2322166B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2786462B1 (en) * 1998-11-26 2007-02-16 Jean Delanoue REMOVABLE CROWN, FIXED BY ALL APPROPRIATE MEANS, AT THE END OF THE BLADES OF THE PROPELLERS AND CAN BE FIXED ON ALL ENGINES, EVEN OUTBOARD, WITHOUT DISMANTLING THE PROPELLER

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5096382A (en) * 1989-05-17 1992-03-17 Gratzer Louis B Ring-shrouded propeller
US5520515A (en) * 1995-05-23 1996-05-28 Bailsco Blades & Casting, Inc. Variable pitch propeller having locking insert
WO1997006369A1 (en) * 1995-08-10 1997-02-20 Elta Fans Limited Fluid impeller
GB2315819A (en) * 1996-07-27 1998-02-11 Nuaire Ltd Fan with variable blade setting

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5096382A (en) * 1989-05-17 1992-03-17 Gratzer Louis B Ring-shrouded propeller
US5520515A (en) * 1995-05-23 1996-05-28 Bailsco Blades & Casting, Inc. Variable pitch propeller having locking insert
WO1997006369A1 (en) * 1995-08-10 1997-02-20 Elta Fans Limited Fluid impeller
GB2315819A (en) * 1996-07-27 1998-02-11 Nuaire Ltd Fan with variable blade setting

Also Published As

Publication number Publication date
GB0101474D0 (en) 2001-03-07
GB2355047B (en) 2001-05-30
GB2355047A (en) 2001-04-11
GB2322166A (en) 1998-08-19
GB9703163D0 (en) 1997-04-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040215