GB2442979B - Extraction unit - Google Patents

Extraction unit

Info

Publication number
GB2442979B
GB2442979B GB0620500A GB0620500A GB2442979B GB 2442979 B GB2442979 B GB 2442979B GB 0620500 A GB0620500 A GB 0620500A GB 0620500 A GB0620500 A GB 0620500A GB 2442979 B GB2442979 B GB 2442979B
Authority
GB
United Kingdom
Prior art keywords
extraction unit
extraction
unit
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
GB0620500A
Other versions
GB0620500D0 (en
GB2442979A (en
Inventor
Ronald Kenneth Russell
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.)
ENVIROVENT Ltd
Farmer Controls PLC
Original Assignee
ENVIROVENT Ltd
Farmer Controls 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 ENVIROVENT Ltd, Farmer Controls PLC filed Critical ENVIROVENT Ltd
Priority to GB0620500A priority Critical patent/GB2442979B/en
Publication of GB0620500D0 publication Critical patent/GB0620500D0/en
Priority to EP07824850A priority patent/EP2082136A1/en
Priority to PCT/GB2007/050638 priority patent/WO2008047162A1/en
Publication of GB2442979A publication Critical patent/GB2442979A/en
Application granted granted Critical
Publication of GB2442979B publication Critical patent/GB2442979B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • 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
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • 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
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • F04D29/4253—Fan casings with axial entry and discharge
    • 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
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626—Mounting or removal of fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
GB0620500A 2006-10-17 2006-10-17 Extraction unit Expired - Fee Related GB2442979B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0620500A GB2442979B (en) 2006-10-17 2006-10-17 Extraction unit
EP07824850A EP2082136A1 (en) 2006-10-17 2007-10-16 Air extraction unit
PCT/GB2007/050638 WO2008047162A1 (en) 2006-10-17 2007-10-16 Air extraction unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0620500A GB2442979B (en) 2006-10-17 2006-10-17 Extraction unit

Publications (3)

Publication Number Publication Date
GB0620500D0 GB0620500D0 (en) 2006-11-22
GB2442979A GB2442979A (en) 2008-04-23
GB2442979B true GB2442979B (en) 2011-10-05

Family

ID=37491590

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0620500A Expired - Fee Related GB2442979B (en) 2006-10-17 2006-10-17 Extraction unit

Country Status (3)

Country Link
EP (1) EP2082136A1 (en)
GB (1) GB2442979B (en)
WO (1) WO2008047162A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6203623B2 (en) * 2013-12-16 2017-09-27 三菱重工サーマルシステムズ株式会社 Blower
CN105221464B (en) * 2015-10-30 2018-02-13 佛山市神风航空科技有限公司 A kind of square tube symmetrical expression blower fan
CN105756981A (en) * 2016-04-26 2016-07-13 浙江理工大学 Noise reduction fan wall for shell-free centrifugal fan
DE102021133808A1 (en) 2021-12-20 2023-06-22 Stiebel Eltron Gmbh & Co. Kg Preheater or reheater for heating an air flow

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047776A (en) * 1975-12-24 1977-09-13 Carrier Corporation Cabinet construction
FR2545199A1 (en) * 1983-04-29 1984-11-02 Genedis Sa Improved double-flow extraction block
EP0194636A2 (en) * 1985-03-13 1986-09-17 Viessmann Werke GmbH & Co. Ventilating device
EP0499813A2 (en) * 1991-02-18 1992-08-26 Bosch-Siemens Hausgeräte GmbH Housing for holding a ventilator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2271425A1 (en) * 1974-05-17 1975-12-12 Fimec Centrifugal fan of cheap construction - has drum housing for motor and rotor and end caps with central partition
DE4218826A1 (en) * 1992-06-09 1993-12-16 Maico Elektroapparate Radial blower for building ventilation - has flow reversal chamber and impeller on vertical or horizontal axis
DE19906537B4 (en) * 1999-02-17 2007-10-11 Behr Gmbh & Co. Kg Housing for a radial fan of a heating or air conditioning system of a motor vehicle
EP1657451A1 (en) * 2004-11-12 2006-05-17 Hans Östberg A duct fan

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047776A (en) * 1975-12-24 1977-09-13 Carrier Corporation Cabinet construction
FR2545199A1 (en) * 1983-04-29 1984-11-02 Genedis Sa Improved double-flow extraction block
EP0194636A2 (en) * 1985-03-13 1986-09-17 Viessmann Werke GmbH & Co. Ventilating device
EP0499813A2 (en) * 1991-02-18 1992-08-26 Bosch-Siemens Hausgeräte GmbH Housing for holding a ventilator

Also Published As

Publication number Publication date
EP2082136A1 (en) 2009-07-29
GB0620500D0 (en) 2006-11-22
GB2442979A (en) 2008-04-23
WO2008047162A1 (en) 2008-04-24

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Legal Events

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

Effective date: 20121017