EP0922911A3 - An outdoor unit of an air-conditioning system - Google Patents

An outdoor unit of an air-conditioning system Download PDF

Info

Publication number
EP0922911A3
EP0922911A3 EP98122718A EP98122718A EP0922911A3 EP 0922911 A3 EP0922911 A3 EP 0922911A3 EP 98122718 A EP98122718 A EP 98122718A EP 98122718 A EP98122718 A EP 98122718A EP 0922911 A3 EP0922911 A3 EP 0922911A3
Authority
EP
European Patent Office
Prior art keywords
outdoor unit
air
conditioning system
bell mouth
circumference
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Withdrawn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
EP98122718A
Other languages
German (de)
French (fr)
Other versions
EP0922911A2 (en
Inventor
Tetsushi Kishitani
Makoto Nagai
Ryoji Sato
Shinichiro Yamada
Kenichi Nakamura
Yoshinori Iwashina
Yoshiharu Tsukada
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of EP0922911A2 publication Critical patent/EP0922911A2/en
Publication of EP0922911A3 publication Critical patent/EP0922911A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F24F1/40—Vibration or noise prevention at outdoor units
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

To provide an outdoor unit of an air-conditioning system characterized in that the outdoor unit has a reduced bodily size. The outdoor unit is characterized in that said bell mouth 13 is provided with a damping portion 14 which extends in an upstream direction from part of the circumference of said bell mouth 13 , said part 4 of the circumference located on a side opposite to said heat exchanger 7 where said propeller fan 12 and a side panel 4 are positioned close to each other.
EP98122718A 1997-12-11 1998-11-30 An outdoor unit of an air-conditioning system Withdrawn EP0922911A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34131997 1997-12-11
JP34131997A JPH11173605A (en) 1997-12-11 1997-12-11 Outdoor unit of air conditioner

Publications (2)

Publication Number Publication Date
EP0922911A2 EP0922911A2 (en) 1999-06-16
EP0922911A3 true EP0922911A3 (en) 2001-06-20

Family

ID=18345147

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98122718A Withdrawn EP0922911A3 (en) 1997-12-11 1998-11-30 An outdoor unit of an air-conditioning system

Country Status (2)

Country Link
EP (1) EP0922911A3 (en)
JP (1) JPH11173605A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100438105B1 (en) 2000-01-14 2004-07-02 도시바 캐리어 가부시키 가이샤 Outdoor unit of air conditioner
AU2003275690B2 (en) * 2002-11-05 2006-04-06 Daikin Industries, Ltd. Outdoor unit of refrigerator, and electrical equipment box of outdoor unit
KR20080051593A (en) * 2006-12-06 2008-06-11 삼성전자주식회사 Outdoor unit of air conditioner
EP2085709A1 (en) * 2008-01-30 2009-08-05 LG Electronics Inc. Air conditioner
US9062888B2 (en) 2008-03-11 2015-06-23 Mitsubishi Electric Corporation Air conditioner
JP5812572B2 (en) * 2010-03-24 2015-11-17 三菱電機株式会社 Axial flow fan and outdoor unit of air conditioner using this axial flow fan
CN102853482A (en) * 2011-06-29 2013-01-02 日立空调·家用电器株式会社 Outdoor unit of split air conditioner
JP6283194B2 (en) * 2013-10-21 2018-02-21 日立ジョンソンコントロールズ空調株式会社 Air conditioner outdoor unit
CN105526644A (en) * 2016-01-15 2016-04-27 珠海格力电器股份有限公司 Outdoor unit of air conditioner
DE102017101264A1 (en) * 2017-01-24 2018-07-26 Vaillant Gmbh Air heat exchanger
IT201700009701A1 (en) 2017-01-30 2018-07-30 Daikin Applied Europe S P A FAN FOR THERMAL CONDITIONING SYSTEM
US10982863B2 (en) * 2018-04-10 2021-04-20 Carrier Corporation HVAC fan inlet
JP7100507B2 (en) * 2018-06-22 2022-07-13 三菱重工サーマルシステムズ株式会社 Outdoor unit
DE102020215477A1 (en) * 2020-12-08 2022-06-09 Robert Bosch Gesellschaft mit beschränkter Haftung Heat transfer device and use of a heat transfer device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240588A (en) * 1990-01-31 1991-08-07 Toshiba Kk Ventilating fan
JPH03255829A (en) * 1990-03-07 1991-11-14 Hitachi Ltd Outdoor device for air conditioner
JPH07174363A (en) * 1993-12-20 1995-07-14 Matsushita Refrig Co Ltd Outdoor machine for air-conditioning machine
JPH09137970A (en) * 1995-11-15 1997-05-27 Matsushita Refrig Co Ltd Outdoor unit for air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240588A (en) * 1990-01-31 1991-08-07 Toshiba Kk Ventilating fan
JPH03255829A (en) * 1990-03-07 1991-11-14 Hitachi Ltd Outdoor device for air conditioner
JPH07174363A (en) * 1993-12-20 1995-07-14 Matsushita Refrig Co Ltd Outdoor machine for air-conditioning machine
JPH09137970A (en) * 1995-11-15 1997-05-27 Matsushita Refrig Co Ltd Outdoor unit for air conditioner

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 016, no. 057 (M - 1210) 13 February 1992 (1992-02-13) *
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 10 30 November 1995 (1995-11-30) *
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 09 30 September 1997 (1997-09-30) *

Also Published As

Publication number Publication date
JPH11173605A (en) 1999-07-02
EP0922911A2 (en) 1999-06-16

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