EP3444480A4 - Blower device and cleaner - Google Patents

Blower device and cleaner Download PDF

Info

Publication number
EP3444480A4
EP3444480A4 EP17782314.3A EP17782314A EP3444480A4 EP 3444480 A4 EP3444480 A4 EP 3444480A4 EP 17782314 A EP17782314 A EP 17782314A EP 3444480 A4 EP3444480 A4 EP 3444480A4
Authority
EP
European Patent Office
Prior art keywords
cleaner
blower device
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Withdrawn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
EP17782314.3A
Other languages
German (de)
French (fr)
Other versions
EP3444480A1 (en
Inventor
Shingo Yoshino
Ryosuke Hayamitsu
Sakae Kishi
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.)
Nidec Corp
Original Assignee
Nidec 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 Nidec Corp filed Critical Nidec Corp
Publication of EP3444480A1 publication Critical patent/EP3444480A1/en
Publication of EP3444480A4 publication Critical patent/EP3444480A4/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Withdrawn legal-status Critical Current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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/162—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
    • 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
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2238—Special flow patterns
    • 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
    • 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
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • 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
    • 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
    • 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
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Electric Suction Cleaners (AREA)
EP17782314.3A 2016-04-11 2017-04-07 Blower device and cleaner Withdrawn EP3444480A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016078953 2016-04-11
PCT/JP2017/014450 WO2017179498A1 (en) 2016-04-11 2017-04-07 Blower device and cleaner

Publications (2)

Publication Number Publication Date
EP3444480A1 EP3444480A1 (en) 2019-02-20
EP3444480A4 true EP3444480A4 (en) 2019-12-04

Family

ID=60042418

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17782314.3A Withdrawn EP3444480A4 (en) 2016-04-11 2017-04-07 Blower device and cleaner

Country Status (5)

Country Link
US (1) US20190290081A1 (en)
EP (1) EP3444480A4 (en)
JP (1) JPWO2017179498A1 (en)
CN (1) CN108700084B (en)
WO (1) WO2017179498A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2554762B (en) * 2016-10-10 2020-04-01 Aspen Pumps Ltd Centrifugal pump flow modifier
JP6781685B2 (en) * 2017-11-22 2020-11-04 シナノケンシ株式会社 Blower
JP6827486B2 (en) * 2019-02-25 2021-02-10 シナノケンシ株式会社 Blower
CN113048095A (en) * 2019-12-27 2021-06-29 日本电产科宝电子株式会社 Blower and respirator
CN113074127B (en) * 2020-01-06 2023-02-03 广东威灵电机制造有限公司 Air supply device and dust collector
JP2023067008A (en) * 2021-10-29 2023-05-16 三星電子株式会社 impeller and vacuum cleaner using the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6224335B1 (en) * 1999-08-27 2001-05-01 Delphi Technologies, Inc. Automotive air conditioning fan assembly
US20080279681A1 (en) * 2005-03-31 2008-11-13 Mitsubishi Heavy Industries, Ltd. Centrifugal Blower

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5592100U (en) * 1978-12-20 1980-06-25
DE4335686B4 (en) * 1993-10-20 2006-07-27 Robert Bosch Gmbh fan
JPH10311294A (en) * 1997-05-14 1998-11-24 Matsushita Seiko Co Ltd Centrifugal blower
JP4831811B2 (en) * 2005-03-31 2011-12-07 三菱重工業株式会社 Centrifugal blower
JP4865497B2 (en) * 2006-10-19 2012-02-01 三菱重工業株式会社 Centrifugal blower
JP4910809B2 (en) * 2007-03-20 2012-04-04 株式会社デンソー Centrifugal blower
JP5888494B2 (en) * 2011-12-15 2016-03-22 日本電産株式会社 Centrifugal fan device
JP5981902B2 (en) * 2013-10-21 2016-08-31 リンナイ株式会社 Centrifugal fan

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6224335B1 (en) * 1999-08-27 2001-05-01 Delphi Technologies, Inc. Automotive air conditioning fan assembly
US20080279681A1 (en) * 2005-03-31 2008-11-13 Mitsubishi Heavy Industries, Ltd. Centrifugal Blower

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017179498A1 *

Also Published As

Publication number Publication date
JPWO2017179498A1 (en) 2019-02-14
WO2017179498A1 (en) 2017-10-19
US20190290081A1 (en) 2019-09-26
CN108700084B (en) 2020-07-14
EP3444480A1 (en) 2019-02-20
CN108700084A (en) 2018-10-23

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Effective date: 20191107

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/28 20060101AFI20191031BHEP

Ipc: A47L 5/22 20060101ALI20191031BHEP

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Effective date: 20191111