EP1999424A4 - U-shaped heat excharger tube with a concavity formed into its return bend - Google Patents

U-shaped heat excharger tube with a concavity formed into its return bend

Info

Publication number
EP1999424A4
EP1999424A4 EP07751659A EP07751659A EP1999424A4 EP 1999424 A4 EP1999424 A4 EP 1999424A4 EP 07751659 A EP07751659 A EP 07751659A EP 07751659 A EP07751659 A EP 07751659A EP 1999424 A4 EP1999424 A4 EP 1999424A4
Authority
EP
European Patent Office
Prior art keywords
tube
shaped heat
return bend
concavity formed
excharger
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Withdrawn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
EP07751659A
Other languages
German (de)
French (fr)
Other versions
EP1999424A2 (en
Inventor
Dennis Jay Martin
Davey Joe Vadder
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.)
Evapco Inc
Original Assignee
Evapco Inc
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 Evapco Inc filed Critical Evapco Inc
Publication of EP1999424A2 publication Critical patent/EP1999424A2/en
Publication of EP1999424A4 publication Critical patent/EP1999424A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • F28D1/0478—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag the conduits having a non-circular cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/006—Tubular elements; Assemblies of tubular elements with variable shape, e.g. with modified tube ends, with different geometrical features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/025—Tubular elements of cross-section which is non-circular with variable shape, e.g. with modified tube ends, with different geometrical features
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4935—Heat exchanger or boiler making
    • Y10T29/49391—Tube making or reforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
EP07751659A 2006-03-24 2007-02-28 U-shaped heat excharger tube with a concavity formed into its return bend Withdrawn EP1999424A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/387,786 US20070221365A1 (en) 2006-03-24 2006-03-24 U-shaped heat exchanger tube with a concavity formed into its return bend
PCT/US2007/004917 WO2007111804A2 (en) 2006-03-24 2007-02-28 U-shaped heat excharger tube with a concavity formed into its return bend

Publications (2)

Publication Number Publication Date
EP1999424A2 EP1999424A2 (en) 2008-12-10
EP1999424A4 true EP1999424A4 (en) 2011-11-30

Family

ID=38532127

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07751659A Withdrawn EP1999424A4 (en) 2006-03-24 2007-02-28 U-shaped heat excharger tube with a concavity formed into its return bend

Country Status (4)

Country Link
US (1) US20070221365A1 (en)
EP (1) EP1999424A4 (en)
CN (1) CN101410687A (en)
WO (1) WO2007111804A2 (en)

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US8220151B2 (en) * 2008-07-08 2012-07-17 Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. Heat pipe and method for manufacturing the same
DE102009047620C5 (en) * 2009-12-08 2023-01-19 Hanon Systems Heat exchanger with tube bundle
US20120152500A1 (en) * 2010-12-21 2012-06-21 Pai-Ling Kao Flow passage structure for water-cooling device
ITVR20110102A1 (en) * 2011-05-13 2012-11-14 C M S Costruzione Macchine Special I S R L SWITCHING MACHINE
JP2012240106A (en) * 2011-05-23 2012-12-10 Furukawa Electric Co Ltd:The Bending machine and method of manufacturing elongated body molding product
CN105408719B (en) * 2013-04-04 2017-11-21 布伦特伍德工业公司 Polymeric disk tube assembly and preparation method thereof
US9539631B2 (en) * 2013-09-13 2017-01-10 Hanon Systems Manufacturing process for tube-in-tube internal heat exchanger
US20150323230A1 (en) * 2014-03-11 2015-11-12 Brazeway, Inc. Tube pattern for a refrigerator evaporator
US20180023895A1 (en) * 2016-07-22 2018-01-25 Trane International Inc. Enhanced Tubular Heat Exchanger
US20180106500A1 (en) * 2016-10-18 2018-04-19 Trane International Inc. Enhanced Tubular Heat Exchanger
JP7174339B2 (en) 2018-01-26 2022-11-17 株式会社ノーリツ Pipe bender and metal round pipe bending method
AU2022207489A1 (en) * 2021-01-18 2023-08-10 Baltimore Aircoil Company, Inc. Indirect heat exchanger pressure vessel with controlled wrinkle bends
CN115647143A (en) * 2022-12-27 2023-01-31 夏菱空调邯郸有限责任公司 Pipeline pipe bender for air conditioner

Citations (3)

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WO2002070162A1 (en) * 2001-03-07 2002-09-12 Komatsu Ltd. Bending method and bending device for non-circular tube, structural member formed of non-circular tube, and structure using the structural member
US20050160783A1 (en) * 2004-01-22 2005-07-28 Chi-Mou Ni Method of making pre-formed tubular members

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US3416351A (en) * 1963-03-28 1968-12-17 Grinnell Corp Method and means for forming fittings
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1527244A1 (en) * 1963-03-29 1969-08-21 Electrolux Ab Process for the production of a flat pipe coil, for example for evaporators and / or absorbers of an absorption cooling apparatus
WO2002070162A1 (en) * 2001-03-07 2002-09-12 Komatsu Ltd. Bending method and bending device for non-circular tube, structural member formed of non-circular tube, and structure using the structural member
US20050160783A1 (en) * 2004-01-22 2005-07-28 Chi-Mou Ni Method of making pre-formed tubular members

Also Published As

Publication number Publication date
EP1999424A2 (en) 2008-12-10
WO2007111804A3 (en) 2008-02-21
WO2007111804A2 (en) 2007-10-04
US20070221365A1 (en) 2007-09-27
CN101410687A (en) 2009-04-15

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Legal Events

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

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17P Request for examination filed

Effective date: 20081020

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

A4 Supplementary search report drawn up and despatched

Effective date: 20111028

RIC1 Information provided on ipc code assigned before grant

Ipc: F28F 1/00 20060101AFI20111024BHEP

DAX Request for extension of the european patent (deleted)
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: 20120526