EP4006355A4 - IMPELLER FOR PROPELLER FAN, BLOWER AND OUTDOOR UNIT FOR AIR CONDITIONING - Google Patents

IMPELLER FOR PROPELLER FAN, BLOWER AND OUTDOOR UNIT FOR AIR CONDITIONING Download PDF

Info

Publication number
EP4006355A4
EP4006355A4 EP19939652.4A EP19939652A EP4006355A4 EP 4006355 A4 EP4006355 A4 EP 4006355A4 EP 19939652 A EP19939652 A EP 19939652A EP 4006355 A4 EP4006355 A4 EP 4006355A4
Authority
EP
European Patent Office
Prior art keywords
blower
blade
air conditioner
outdoor unit
propeller 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.)
Pending
Application number
EP19939652.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4006355A1 (en
Inventor
Soki SAITO
Yoshiki Tabata
Yusuke Fukasawa
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.)
Carrier Japan Corp
Original Assignee
Toshiba Carrier Corp
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 Toshiba Carrier Corp filed Critical Toshiba Carrier Corp
Publication of EP4006355A1 publication Critical patent/EP4006355A1/en
Publication of EP4006355A4 publication Critical patent/EP4006355A4/en
Pending 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
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/329—Details of the hub
    • 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
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/38—Fan details of outdoor units, e.g. bell-mouth shaped inlets or fan mountings
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave
    • 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
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/11—Purpose of the control system to prolong engine life
    • F05D2270/114—Purpose of the control system to prolong engine life by limiting mechanical stresses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Other Air-Conditioning Systems (AREA)
EP19939652.4A 2019-07-31 2019-07-31 IMPELLER FOR PROPELLER FAN, BLOWER AND OUTDOOR UNIT FOR AIR CONDITIONING Pending EP4006355A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/029948 WO2021019710A1 (ja) 2019-07-31 2019-07-31 プロペラファンの羽根車、送風機、および空気調和機の室外機

Publications (2)

Publication Number Publication Date
EP4006355A1 EP4006355A1 (en) 2022-06-01
EP4006355A4 true EP4006355A4 (en) 2023-04-12

Family

ID=74229457

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19939652.4A Pending EP4006355A4 (en) 2019-07-31 2019-07-31 IMPELLER FOR PROPELLER FAN, BLOWER AND OUTDOOR UNIT FOR AIR CONDITIONING

Country Status (4)

Country Link
EP (1) EP4006355A4 (https=)
JP (1) JP7245339B2 (https=)
CN (1) CN114207290B (https=)
WO (1) WO2021019710A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112023006619T5 (de) * 2023-07-04 2026-04-23 Mitsubishi Electric Corporation Propellerventilator und klimatisierungsvorrichtung
JP2025171984A (ja) * 2024-05-10 2025-11-20 日本キヤリア株式会社 羽根車

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS611897A (ja) * 1984-01-30 1986-01-07 Hitachi Ltd エアコンデイシヨナ用プロペラフアン
GB2265420A (en) * 1992-03-13 1993-09-29 Toshiba Kk Air-blower in which the fan is fixed on a motor shaft having rotation speed control means.
JPH0674196A (ja) * 1992-08-26 1994-03-15 Hitachi Ltd プロペラファンおよびこれを備えた空気調和機
JP2014001717A (ja) * 2012-06-20 2014-01-09 Mitsubishi Electric Corp 送風機、室外機及び冷凍サイクル装置
JP2017053301A (ja) * 2015-09-11 2017-03-16 ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド プロペラファン及び空気調和機の室外機

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5870497U (ja) * 1981-11-06 1983-05-13 アイシン精機株式会社 内燃機関用冷却フアン
JP2005188325A (ja) * 2003-12-24 2005-07-14 Calsonic Kansei Corp モータファンのアンバランス修正構造
JP4388992B1 (ja) * 2008-10-22 2009-12-24 シャープ株式会社 プロペラファン、流体送り装置および成型金型
WO2014034770A1 (ja) * 2012-08-31 2014-03-06 シャープ株式会社 送風装置
JP2019060322A (ja) * 2017-09-28 2019-04-18 日本電産株式会社 軸流ファン

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS611897A (ja) * 1984-01-30 1986-01-07 Hitachi Ltd エアコンデイシヨナ用プロペラフアン
GB2265420A (en) * 1992-03-13 1993-09-29 Toshiba Kk Air-blower in which the fan is fixed on a motor shaft having rotation speed control means.
JPH0674196A (ja) * 1992-08-26 1994-03-15 Hitachi Ltd プロペラファンおよびこれを備えた空気調和機
JP2014001717A (ja) * 2012-06-20 2014-01-09 Mitsubishi Electric Corp 送風機、室外機及び冷凍サイクル装置
JP2017053301A (ja) * 2015-09-11 2017-03-16 ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド プロペラファン及び空気調和機の室外機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021019710A1 *

Also Published As

Publication number Publication date
WO2021019710A1 (ja) 2021-02-04
JPWO2021019710A1 (https=) 2021-02-04
CN114207290A (zh) 2022-03-18
JP7245339B2 (ja) 2023-03-23
CN114207290B (zh) 2023-11-10
EP4006355A1 (en) 2022-06-01

Similar Documents

Publication Publication Date Title
EP3855023A4 (en) Centrifugal fan, air duct system, and air conditioner
EP3591236A4 (en) PROPELLER FAN, FAN AND AIR CONDITIONING
EP3757475A4 (en) INDOOR UNIT FOR AN AIR CONDITIONING AND AIR CONDITIONING WITH THE INDOOR UNIT
EP3708842A4 (en) FAN AND INDOOR AIR CONDITIONER UNIT EQUIPPED WITH THE FAN
EP3734171A4 (en) INDOOR AIR CONDITIONING UNIT AND AIR CONDITIONER
EP4117758A4 (en) PORTABLE MECHANICAL FAN
EP3933288A4 (en) AIR CONDITIONING INDOOR UNIT
EP4056924A4 (en) AIR CONDITIONING INDOOR UNIT AND AIR CONDITIONING
EP3940304A4 (en) OUTDOOR UNIT FOR AIR CONDITIONING AND AIR CONDITIONING
EP3719405C0 (en) Indoor unit of air conditioning apparatus
EP3705792C0 (en) AIR CONDITIONING INDOOR UNIT AND AIR CONDITIONING
EP4006355A4 (en) IMPELLER FOR PROPELLER FAN, BLOWER AND OUTDOOR UNIT FOR AIR CONDITIONING
EP4027018A4 (en) CROSS FLOW FAN BLADE, CROSS FLOW FAN AND AIR CONDITIONER INDOOR UNIT
EP4030111A4 (en) FAN AND INDOOR UNIT OF AN AIR CONDITIONING SYSTEM
EP3901534A4 (en) AIR CONDITIONING INDOOR UNIT
EP3764020A4 (en) INTERIOR UNIT AND AIR CONDITIONING
EP3734170A4 (en) AIR CONDITIONING INDOOR UNIT AND AIR CONDITIONING
EP3760942C0 (en) Air-conditioning indoor unit and air conditioner
EP4484758A4 (en) IMPELLER, BLOWER AND AIR CONDITIONER
EP3916238A4 (en) FAN, INDOOR UNIT AND AIR CONDITIONING
EP3792498A4 (en) FAN DEVICE AND OUTDOOR UNIT FOR AIR CONDITIONING
EP4056908A4 (en) AIR CONDITIONING INDOOR UNIT AND AIR CONDITIONING
EP4015929A4 (en) AIR CONDITIONING INDOOR UNIT AND AIR CONDITIONING
EP4015930A4 (en) AIR CONDITIONING INDOOR UNIT AND AIR CONDITIONING
EP4123183A4 (en) WHEEL, MULTI-BLADE BLOWER AND AIR CONDITIONING DEVICE

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220124

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20230314

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 25/06 20060101ALI20230307BHEP

Ipc: F04D 25/08 20060101ALI20230307BHEP

Ipc: F24F 1/38 20110101ALI20230307BHEP

Ipc: F04D 29/32 20060101AFI20230307BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20250616

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED