IT1051803B - Jagged aluminum fins for pipes - Google Patents

Jagged aluminum fins for pipes

Info

Publication number
IT1051803B
IT1051803B IT29914/75A IT2991475A IT1051803B IT 1051803 B IT1051803 B IT 1051803B IT 29914/75 A IT29914/75 A IT 29914/75A IT 2991475 A IT2991475 A IT 2991475A IT 1051803 B IT1051803 B IT 1051803B
Authority
IT
Italy
Prior art keywords
jagged
pipes
aluminum fins
fins
aluminum
Prior art date
Application number
IT29914/75A
Other languages
Italian (it)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1051803B publication Critical patent/IT1051803B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
    • B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
    • 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
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
    • F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1084—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing of continuous or running length bonded web
    • 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
    • Y10T29/49377—Tube with heat transfer means
    • Y10T29/49378—Finned tube
    • Y10T29/49382—Helically finned
    • 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
    • Y10T29/49789—Obtaining plural product pieces from unitary workpiece
    • Y10T29/49798—Dividing sequentially from leading end, e.g., by cutting or breaking
    • 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
    • Y10T29/51—Plural diverse manufacturing apparatus including means for metal shaping or assembling
    • Y10T29/5176—Plural diverse manufacturing apparatus including means for metal shaping or assembling including machining means
    • 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
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53113—Heat exchanger

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
IT29914/75A 1974-12-04 1975-12-02 Jagged aluminum fins for pipes IT1051803B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US529445A US3909898A (en) 1974-12-04 1974-12-04 Method and apparatus for manufacturing a helically finned heat exchanger

Publications (1)

Publication Number Publication Date
IT1051803B true IT1051803B (en) 1981-05-20

Family

ID=24109940

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29914/75A IT1051803B (en) 1974-12-04 1975-12-02 Jagged aluminum fins for pipes

Country Status (8)

Country Link
US (1) US3909898A (en)
JP (1) JPS5183061A (en)
BR (1) BR7508068A (en)
DE (1) DE2554140C2 (en)
ES (1) ES443134A1 (en)
GB (1) GB1510688A (en)
IT (1) IT1051803B (en)
MX (1) MX148503A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2939597A1 (en) * 1979-09-29 1981-04-02 Ritter Heiztechnik GmbH, 4200 Oberhausen PLANT FOR HEAT RECOVERY WITH THE USE OF AIR AND SOLAR ENERGY
DE2945282C2 (en) * 1979-11-09 1987-04-23 Elpag Ag Chur, Chur Pipe section for heat exchanger
JPS57127521A (en) * 1981-02-02 1982-08-07 Hitachi Ltd Method for winding tube for heat exchanging around main tube
JPS59153520A (en) * 1983-02-21 1984-09-01 Akaishi Kinzoku Kogyo Kk Continuous manufacture of cylindrical multivane fan
JPS62168622A (en) * 1986-01-22 1987-07-24 Hitachi Ltd Tube winding device for hampson type heat exchanger
JPH01173399U (en) * 1989-01-17 1989-12-08
US5067322A (en) * 1990-10-05 1991-11-26 General Electric Company Refrigerator with spine fin evaporator
DE19628745A1 (en) * 1996-07-17 1998-01-22 Kme Schmoele Gmbh Process for producing a finned tube and finned tube
US6455804B1 (en) * 2000-12-08 2002-09-24 Touchstone Research Laboratory, Ltd. Continuous metal matrix composite consolidation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1216657A (en) * 1916-02-12 1917-02-20 Olof Valfrid Cardell Apparatus for producing ribbed pipes, tubes, or the like.
DE524552C (en) * 1927-04-27 1931-05-08 Bundy Tubing Co Process for the manufacture of finned tubes
US1893523A (en) * 1931-11-27 1933-01-10 Internat Banding Machine Compa Cigar wrapper and process of making the same
US2095599A (en) * 1935-02-21 1937-10-12 American Steel & Wire Co Method of making flexible conduits for cable controls
US2151685A (en) * 1936-02-14 1939-03-28 Alfred J Berg Apparatus for and process of making reinforced tubing
US2865424A (en) * 1955-01-27 1958-12-23 Coynco Products Inc Machine for forming finned heat transfer tubes
DE1108716B (en) * 1957-05-29 1961-06-15 Gen Electric Ribbed tube with a flat base flange and at least one rib section cut open into numerous lamellas and method for its production
DE1260421B (en) * 1964-12-28 1968-02-08 Masch Und Appbau Schkeuditz V Method and device for fastening a metal strip in the manufacture of finned tubes
US3500903A (en) * 1968-03-29 1970-03-17 Arthur H Mcelroy Heat exchange article

Also Published As

Publication number Publication date
ES443134A1 (en) 1977-04-16
BR7508068A (en) 1977-06-28
DE2554140A1 (en) 1976-06-10
GB1510688A (en) 1978-05-10
JPS5183061A (en) 1976-07-21
US3909898A (en) 1975-10-07
MX148503A (en) 1983-04-28
DE2554140C2 (en) 1984-12-06

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941222