GB9800872D0 - Fan unit - Google Patents

Fan unit

Info

Publication number
GB9800872D0
GB9800872D0 GBGB9800872.5A GB9800872A GB9800872D0 GB 9800872 D0 GB9800872 D0 GB 9800872D0 GB 9800872 A GB9800872 A GB 9800872A GB 9800872 D0 GB9800872 D0 GB 9800872D0
Authority
GB
United Kingdom
Prior art keywords
fan unit
fan
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.)
Withdrawn
Application number
GBGB9800872.5A
Other versions
GB2334756A (en
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.)
Gebhardt Ventilatoren GmbH and Co KG
Original Assignee
Gebhardt Ventilatoren GmbH and Co KG
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 Gebhardt Ventilatoren GmbH and Co KG filed Critical Gebhardt Ventilatoren GmbH and Co KG
Priority to GB9800872A priority Critical patent/GB2334756A/en
Publication of GB9800872D0 publication Critical patent/GB9800872D0/en
Publication of GB2334756A publication Critical patent/GB2334756A/en
Withdrawn legal-status Critical Current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
    • F04D29/42—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
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/165—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB9800872A 1998-01-15 1998-01-15 Fan unit with two fans, guide vanes and tapering duct Withdrawn GB2334756A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9800872A GB2334756A (en) 1998-01-15 1998-01-15 Fan unit with two fans, guide vanes and tapering duct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9800872A GB2334756A (en) 1998-01-15 1998-01-15 Fan unit with two fans, guide vanes and tapering duct

Publications (2)

Publication Number Publication Date
GB9800872D0 true GB9800872D0 (en) 1998-03-11
GB2334756A GB2334756A (en) 1999-09-01

Family

ID=10825364

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9800872A Withdrawn GB2334756A (en) 1998-01-15 1998-01-15 Fan unit with two fans, guide vanes and tapering duct

Country Status (1)

Country Link
GB (1) GB2334756A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110701071A (en) * 2019-10-19 2020-01-17 徐志强 Novel high-pressure vortex air pump

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2340888A (en) * 1998-07-07 2000-03-01 Nuaire Ltd Twin fan with induced airflow
US7597534B2 (en) 2003-03-20 2009-10-06 Huntair, Inc. Fan array fan section in air-handling systems
US7137775B2 (en) 2003-03-20 2006-11-21 Huntair Inc. Fan array fan section in air-handling systems
US11255332B2 (en) 2003-03-20 2022-02-22 Nortek Air Solutions, Llc Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system
US8231341B2 (en) 2009-03-16 2012-07-31 Pratt & Whitney Canada Corp. Hybrid compressor
DE102016214467A1 (en) * 2016-08-04 2018-02-08 Ziehl-Abegg Se Fan unit and arrangement with at least two fan units

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB378615A (en) * 1931-07-10 1932-08-18 Rupert Kenley Webster Improvements in or relating to rotary fans, blowers and the like
US4428715A (en) * 1979-07-02 1984-01-31 Caterpillar Tractor Co. Multi-stage centrifugal compressor
US4661042A (en) * 1984-06-18 1987-04-28 Caterpillar Tractor Co. Coaxial turbomachine
GB8630754D0 (en) * 1986-12-23 1987-02-04 Rolls Royce Plc Turbofan gas turbine engine
JP2712800B2 (en) * 1990-07-18 1998-02-16 富士電機株式会社 Forward / reverse bi-directional axial blower

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110701071A (en) * 2019-10-19 2020-01-17 徐志强 Novel high-pressure vortex air pump

Also Published As

Publication number Publication date
GB2334756A (en) 1999-09-01

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)