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GB202401962D0 - Bullnose bellmouth for jet fan - Google Patents

Bullnose bellmouth for jet fan

Info

Publication number
GB202401962D0
GB202401962D0 GBGB2401962.2A GB202401962A GB202401962D0 GB 202401962 D0 GB202401962 D0 GB 202401962D0 GB 202401962 A GB202401962 A GB 202401962A GB 202401962 D0 GB202401962 D0 GB 202401962D0
Authority
GB
United Kingdom
Prior art keywords
bullnose
bellmouth
jet fan
jet
fan
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.)
Ceased
Application number
GBGB2401962.2A
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.)
Mosen Ltd
Original Assignee
Mosen 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 Mosen Ltd filed Critical Mosen Ltd
Priority to GBGB2401962.2A priority Critical patent/GB202401962D0/en
Publication of GB202401962D0 publication Critical patent/GB202401962D0/en
Priority to GB2408991.4A priority patent/GB2639059A/en
Priority to EP24847358.9A priority patent/EP4689405A1/en
Priority to PCT/GB2024/053206 priority patent/WO2025172681A1/en
Ceased 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
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • F04D29/547—Ducts having a special shape in order to influence fluid flow
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/003—Ventilation of traffic tunnels
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow 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
    • F04D19/00—Axial-flow pumps
    • F04D19/007—Axial-flow pumps multistage 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
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/50—Inlet or outlet
    • F05D2250/51—Inlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GBGB2401962.2A 2024-02-13 2024-02-13 Bullnose bellmouth for jet fan Ceased GB202401962D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GBGB2401962.2A GB202401962D0 (en) 2024-02-13 2024-02-13 Bullnose bellmouth for jet fan
GB2408991.4A GB2639059A (en) 2024-02-13 2024-06-24 Bullnose bellmouth for a jetfan
EP24847358.9A EP4689405A1 (en) 2024-02-13 2024-12-27 Bullnose bellmouth for jet fan
PCT/GB2024/053206 WO2025172681A1 (en) 2024-02-13 2024-12-27 Bullnose bellmouth for jet fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB2401962.2A GB202401962D0 (en) 2024-02-13 2024-02-13 Bullnose bellmouth for jet fan

Publications (1)

Publication Number Publication Date
GB202401962D0 true GB202401962D0 (en) 2024-03-27

Family

ID=90354645

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB2401962.2A Ceased GB202401962D0 (en) 2024-02-13 2024-02-13 Bullnose bellmouth for jet fan
GB2408991.4A Pending GB2639059A (en) 2024-02-13 2024-06-24 Bullnose bellmouth for a jetfan

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2408991.4A Pending GB2639059A (en) 2024-02-13 2024-06-24 Bullnose bellmouth for a jetfan

Country Status (1)

Country Link
GB (2) GB202401962D0 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2509928A (en) * 2013-01-17 2014-07-23 Mosen Ltd Tunnel ventilation fan and nozzle assembly
GB2562263A (en) * 2017-05-10 2018-11-14 Mosen Ltd Bellmouth for jetfan
AU2018263370B2 (en) * 2017-05-04 2023-10-12 Mosen Ltd Optimised tunnel ventilation device

Also Published As

Publication number Publication date
GB202408991D0 (en) 2024-08-07
GB2639059A (en) 2025-09-10

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)