CA925444A - Double wall helically corrugated tubing unit and method of forming same - Google Patents

Double wall helically corrugated tubing unit and method of forming same

Info

Publication number
CA925444A
CA925444A CA075267A CA75267A CA925444A CA 925444 A CA925444 A CA 925444A CA 075267 A CA075267 A CA 075267A CA 75267 A CA75267 A CA 75267A CA 925444 A CA925444 A CA 925444A
Authority
CA
Canada
Prior art keywords
double wall
corrugated tubing
forming same
tubing unit
helically corrugated
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.)
Expired
Application number
CA075267A
Inventor
E. Gravlin Harry
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.)
SPIRAL TUBING CORP
Original Assignee
SPIRAL TUBING 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 SPIRAL TUBING CORP filed Critical SPIRAL TUBING CORP
Application granted granted Critical
Publication of CA925444A publication Critical patent/CA925444A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21D15/00—Corrugating tubes
    • B21D15/04—Corrugating tubes transversely, e.g. helically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
    • 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
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
    • F28D7/106—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically consisting of two coaxial conduits or modules of two coaxial conduits
    • 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
    • F28F1/08—Tubular elements crimped or corrugated in longitudinal section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Geometry (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
CA075267A 1969-09-08 1970-02-19 Double wall helically corrugated tubing unit and method of forming same Expired CA925444A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85594969A 1969-09-08 1969-09-08

Publications (1)

Publication Number Publication Date
CA925444A true CA925444A (en) 1973-05-01

Family

ID=25322505

Family Applications (1)

Application Number Title Priority Date Filing Date
CA075267A Expired CA925444A (en) 1969-09-08 1970-02-19 Double wall helically corrugated tubing unit and method of forming same

Country Status (8)

Country Link
JP (1) JPS5036048B1 (en)
AT (1) AT305326B (en)
BE (1) BE747241A (en)
CA (1) CA925444A (en)
CH (1) CH506741A (en)
DE (1) DE2016991A1 (en)
FR (1) FR2061597B1 (en)
GB (1) GB1303122A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337824A (en) * 1980-10-24 1982-07-06 Amtrol Double wall heat exchanger
DE3205364A1 (en) * 1982-02-15 1983-08-25 Jürgen 4500 Osnabrück Vonhoff THREE-TUBE CONDENSER FOR HEAT PUMPS
US4546819A (en) * 1984-02-10 1985-10-15 Amtrol Inc. Double wall heat exchanger
US4640345A (en) * 1984-10-10 1987-02-03 Jinichi Nishimura Rotating heat exchanger
GB2204945B (en) * 1987-05-22 1991-04-24 Nuovo Pignone Spa Heat exchanger for the domestic heating of water
DE8714685U1 (en) * 1987-11-04 1988-03-03 Färber, Wilfried, 7602 Oberkirch Device for utilising the waste heat from exhaust gases of internal combustion engines
DE4324458B4 (en) * 1992-07-24 2006-11-09 Heinrich Gillet Gmbh Water cooled pipe element
DE102005003964B4 (en) * 2005-01-27 2011-07-21 Ehrfeld Mikrotechnik BTS GmbH, 55234 Continuous flow through heat exchanger for fluid media
DE102008007226A1 (en) 2008-02-01 2009-08-06 Fränkische Rohrwerke Gebr. Kirchner Gmbh & Co. Kg Composite pipe for use as drain pipe, energy pile or earth collector, comprises inner pipe with constant diameter and outer pipe, which is formed as corrugated pipe with helical wave crest and wave trough running around inner pipe
IT1395809B1 (en) * 2009-09-28 2012-10-26 Wam Spa PERFECT COCHLEAE
DE102012007970A1 (en) * 2012-04-20 2013-10-24 Gm Global Technology Operations, Llc Heat exchanger for air conditioning system of motor vehicle, has inner tube section and outer tube section, which encloses inner tube section by forming intermediate space that is flow-throughable by heat exchange medium
JP6404691B2 (en) * 2014-11-27 2018-10-10 日本碍子株式会社 Heat exchange parts
GB2588728B8 (en) * 2014-12-11 2022-03-16 Fulton Group N A Inc Ribbed tubeless heat exchanger for fluid heating systems including a rib component and methods of manufacture thereof
GB2548532B (en) 2014-12-11 2020-09-02 Fulton Group Na Inc Fully-wetted, refractory-free tubless fluid heating system with negligible thermal expansion stress

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE156821C (en) *
US2456775A (en) * 1944-11-16 1948-12-21 Arthur J Fausek Heat exchanger
US3015355A (en) * 1959-07-06 1962-01-02 Gen Gas Light Co Method for forming spirally ribbed tubing

Also Published As

Publication number Publication date
DE2016991A1 (en) 1971-04-08
FR2061597A1 (en) 1971-06-25
CH506741A (en) 1971-04-30
BE747241A (en) 1970-08-17
AT305326B (en) 1973-02-26
GB1303122A (en) 1973-01-17
FR2061597B1 (en) 1974-07-12
JPS5036048B1 (en) 1975-11-20

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