EP4317701A4 - ELECTRIC AIR BLOWER AND FAN - Google Patents

ELECTRIC AIR BLOWER AND FAN Download PDF

Info

Publication number
EP4317701A4
EP4317701A4 EP22779573.9A EP22779573A EP4317701A4 EP 4317701 A4 EP4317701 A4 EP 4317701A4 EP 22779573 A EP22779573 A EP 22779573A EP 4317701 A4 EP4317701 A4 EP 4317701A4
Authority
EP
European Patent Office
Prior art keywords
cooling fan
air blower
electric air
electric
blower
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Withdrawn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
EP22779573.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4317701A1 (en
Inventor
Katsutoshi Fujita
Shizuka Yokote
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 EP4317701A1 publication Critical patent/EP4317701A1/en
Publication of EP4317701A4 publication Critical patent/EP4317701A4/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Withdrawn legal-status Critical Current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
    • 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
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • 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
    • F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
    • 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
    • F04D29/40—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
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444—Bladed diffusers
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/5806—Cooling the drive system

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Motor Or Generator Cooling System (AREA)
EP22779573.9A 2021-03-30 2022-02-10 ELECTRIC AIR BLOWER AND FAN Withdrawn EP4317701A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021058501 2021-03-30
PCT/JP2022/005382 WO2022209344A1 (ja) 2021-03-30 2022-02-10 電動送風機及び冷却ファン

Publications (2)

Publication Number Publication Date
EP4317701A1 EP4317701A1 (en) 2024-02-07
EP4317701A4 true EP4317701A4 (en) 2024-09-25

Family

ID=83455835

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22779573.9A Withdrawn EP4317701A4 (en) 2021-03-30 2022-02-10 ELECTRIC AIR BLOWER AND FAN

Country Status (4)

Country Link
EP (1) EP4317701A4 (enrdf_load_stackoverflow)
JP (1) JPWO2022209344A1 (enrdf_load_stackoverflow)
CN (1) CN116997722A (enrdf_load_stackoverflow)
WO (1) WO2022209344A1 (enrdf_load_stackoverflow)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460294A1 (de) * 1974-12-19 1976-07-01 Bosch Siemens Hausgeraete garbehaelter zum backen, braten und grillen, insbeosndere back- und bratrohr mit pyrolytischer selbsteinigung
JPH04311700A (ja) * 1991-04-09 1992-11-04 Mitsubishi Electric Corp 電動送風機
JP2009027788A (ja) * 2007-07-18 2009-02-05 Mitsubishi Electric Corp 回転電機
EP1306623B2 (de) * 2001-10-25 2013-03-13 BSH Bosch und Siemens Hausgeräte GmbH Gargerät mit einer Gebläseeinheit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10164799A (ja) * 1996-11-26 1998-06-19 Hitachi Ltd 誘導電動機
GB0202835D0 (en) 2002-02-07 2002-03-27 Johnson Electric Sa Blower motor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460294A1 (de) * 1974-12-19 1976-07-01 Bosch Siemens Hausgeraete garbehaelter zum backen, braten und grillen, insbeosndere back- und bratrohr mit pyrolytischer selbsteinigung
JPH04311700A (ja) * 1991-04-09 1992-11-04 Mitsubishi Electric Corp 電動送風機
EP1306623B2 (de) * 2001-10-25 2013-03-13 BSH Bosch und Siemens Hausgeräte GmbH Gargerät mit einer Gebläseeinheit
JP2009027788A (ja) * 2007-07-18 2009-02-05 Mitsubishi Electric Corp 回転電機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022209344A1 *

Also Published As

Publication number Publication date
CN116997722A (zh) 2023-11-03
EP4317701A1 (en) 2024-02-07
JPWO2022209344A1 (enrdf_load_stackoverflow) 2022-10-06
WO2022209344A1 (ja) 2022-10-06

Similar Documents

Publication Publication Date Title
EP3681014A4 (en) CONSEQUENT POLE TYPE MOTOR, ELECTRIC MOTOR, BLOWER AND AIR CONDITIONER
EP3702626A4 (en) CENTRIFUGAL BLOWER, BLOWER DEVICE, AIR CONDITIONER, AND REFRIGERATION CYCLE DEVICE
EP3798452A4 (en) CENTRIFUGAL BLOWER, AIR BLOWING DEVICE, AIR CONDITIONING DEVICE, AND COOLING CYCLE DEVICE
EP3605796A4 (en) ROTOR, ELECTRIC MOTOR, COMPRESSOR, FAN AND AIR CONDITIONING DEVICE
EP3708842A4 (en) FAN AND INDOOR AIR CONDITIONER UNIT EQUIPPED WITH THE FAN
EP4286691A4 (en) AIR BLOW STRUCTURE AND FAN
EP3536954A4 (en) ELECTRIC COMPRESSOR AND REFRIGERATION / AIR CONDITIONING DEVICE
EP4234935A4 (en) Compressor and air conditioner
EP4481205A4 (en) Combined fan blade structure and air outlet device
EP4368901A4 (en) FAN AND AIR CONDITIONER ASSEMBLY
EP4303440A4 (en) Electric motor, compressor, and refrigeration device
EP3896290A4 (en) CENTRIFUGAL FAN AND AIR CONDITIONER
EP4283133A4 (en) AXIAL FLOW FAN AND AIR CONDITIONER
EP4467812A4 (en) COMPRESSOR AND AIR CONDITIONING DEVICE
EP3667096A4 (en) PROPELLER FAN, AIR BLOWER DEVICE AND REFRIGERATION CYCLE DEVICE
EP4155652A4 (en) Heat exchanger and air conditioner
EP4220898A4 (en) ENGINE, BLOWER AND AIR CONDITIONER
EP4164093A4 (en) ELECTRIC MOTOR, COMPRESSOR, FAN, AND AIR CONDITIONER DEVICE
EP4317701A4 (en) ELECTRIC AIR BLOWER AND FAN
EP4332451A4 (en) FAN AND AIR CONDITIONER
EP4092337A4 (en) INDOOR AIR CONDITIONING UNIT AND AIR CONDITIONER
EP4123183A4 (en) WHEEL, MULTI-BLADE BLOWER AND AIR CONDITIONING DEVICE
EP4471276A4 (en) TANGENTIAL FAN BLADE AND AIR CONDITIONER
EP4036405C0 (en) ENGINE AND AIR COMPRESSOR
EP4318900A4 (en) Motor, blowing device and refrigeration 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: 20231018

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)
REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: F04D0025160000

Ipc: F04D0025080000

A4 Supplementary search report drawn up and despatched

Effective date: 20240827

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/44 20060101ALI20240821BHEP

Ipc: F04D 29/42 20060101ALI20240821BHEP

Ipc: F04D 25/06 20060101ALI20240821BHEP

Ipc: F04D 17/16 20060101ALI20240821BHEP

Ipc: F04D 29/58 20060101ALI20240821BHEP

Ipc: F04D 29/28 20060101ALI20240821BHEP

Ipc: F04D 25/08 20060101AFI20240821BHEP

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20250314