EP4130486A4 - Electric blower - Google Patents

Electric blower Download PDF

Info

Publication number
EP4130486A4
EP4130486A4 EP21774400.2A EP21774400A EP4130486A4 EP 4130486 A4 EP4130486 A4 EP 4130486A4 EP 21774400 A EP21774400 A EP 21774400A EP 4130486 A4 EP4130486 A4 EP 4130486A4
Authority
EP
European Patent Office
Prior art keywords
electric blower
blower
electric
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
EP21774400.2A
Other languages
German (de)
French (fr)
Other versions
EP4130486A1 (en
Inventor
Tetsuo Shimasaki
Makoto Ueno
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4130486A1 publication Critical patent/EP4130486A1/en
Publication of EP4130486A4 publication Critical patent/EP4130486A4/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
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • 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
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP21774400.2A 2020-03-26 2021-02-08 Electric blower Pending EP4130486A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020055931 2020-03-26
PCT/JP2021/004501 WO2021192656A1 (en) 2020-03-26 2021-02-08 Electric blower

Publications (2)

Publication Number Publication Date
EP4130486A1 EP4130486A1 (en) 2023-02-08
EP4130486A4 true EP4130486A4 (en) 2023-09-13

Family

ID=77891384

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21774400.2A Pending EP4130486A4 (en) 2020-03-26 2021-02-08 Electric blower

Country Status (4)

Country Link
EP (1) EP4130486A4 (en)
JP (1) JPWO2021192656A1 (en)
CN (1) CN115298443A (en)
WO (1) WO2021192656A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03151598A (en) * 1989-11-09 1991-06-27 Matsushita Electric Ind Co Ltd Rotary fan of electric blower
JP2011226398A (en) * 2010-04-21 2011-11-10 Hitachi Appliances Inc Electric blower and electric vacuum cleaner mounted with the same
US20130084173A1 (en) * 2011-09-29 2013-04-04 Minebea Co., Ltd. Centrifugal fan
US20180283395A1 (en) * 2015-05-22 2018-10-04 Samsung Electronics Co., Ltd. Turbo fan and air conditioner including same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3796974B2 (en) 1998-07-31 2006-07-12 松下電器産業株式会社 Electric blower
JP6695419B2 (en) * 2016-03-09 2020-05-20 三菱電機株式会社 Electric blower and vacuum cleaner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03151598A (en) * 1989-11-09 1991-06-27 Matsushita Electric Ind Co Ltd Rotary fan of electric blower
JP2011226398A (en) * 2010-04-21 2011-11-10 Hitachi Appliances Inc Electric blower and electric vacuum cleaner mounted with the same
US20130084173A1 (en) * 2011-09-29 2013-04-04 Minebea Co., Ltd. Centrifugal fan
US20180283395A1 (en) * 2015-05-22 2018-10-04 Samsung Electronics Co., Ltd. Turbo fan and air conditioner including same

Also Published As

Publication number Publication date
EP4130486A1 (en) 2023-02-08
JPWO2021192656A1 (en) 2021-09-30
WO2021192656A1 (en) 2021-09-30
CN115298443A (en) 2022-11-04

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A4 Supplementary search report drawn up and despatched

Effective date: 20230816

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/30 20060101ALI20230809BHEP

Ipc: F04D 29/28 20060101AFI20230809BHEP