AT283836B - Process for the production of curved envelopes in the form of a cylindrical ring (torus) with a seam on its inner side, in particular those for enveloping the bends of insulated pipes - Google Patents

Process for the production of curved envelopes in the form of a cylindrical ring (torus) with a seam on its inner side, in particular those for enveloping the bends of insulated pipes

Info

Publication number
AT283836B
AT283836B AT812566A AT812566A AT283836B AT 283836 B AT283836 B AT 283836B AT 812566 A AT812566 A AT 812566A AT 812566 A AT812566 A AT 812566A AT 283836 B AT283836 B AT 283836B
Authority
AT
Austria
Prior art keywords
torus
enveloping
bends
seam
production
Prior art date
Application number
AT812566A
Other languages
German (de)
Original Assignee
Kalle Ag
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 Kalle Ag filed Critical Kalle Ag
Application granted granted Critical
Publication of AT283836B publication Critical patent/AT283836B/en

Links

Classifications

    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/10—Bandages or covers for the protection of the insulation, e.g. against the influence of the environment or against mechanical damage
    • F16L59/11—Rigid covers for elbows
    • 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
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • B29L2023/225—Insulated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
AT812566A 1965-08-26 1966-08-26 Process for the production of curved envelopes in the form of a cylindrical ring (torus) with a seam on its inner side, in particular those for enveloping the bends of insulated pipes AT283836B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK437765AA DK112618B (en) 1965-08-26 1965-08-26 Process for the production of curved casings, in particular intended for enclosing insulated pipe bends.

Publications (1)

Publication Number Publication Date
AT283836B true AT283836B (en) 1970-08-25

Family

ID=8132992

Family Applications (1)

Application Number Title Priority Date Filing Date
AT812566A AT283836B (en) 1965-08-26 1966-08-26 Process for the production of curved envelopes in the form of a cylindrical ring (torus) with a seam on its inner side, in particular those for enveloping the bends of insulated pipes

Country Status (11)

Country Link
AT (1) AT283836B (en)
BE (1) BE685877A (en)
CH (1) CH453016A (en)
DE (1) DE1604586B1 (en)
DK (1) DK112618B (en)
FR (1) FR1499278A (en)
GB (1) GB1150094A (en)
LU (1) LU51813A1 (en)
NL (1) NL150041B (en)
NO (1) NO125767B (en)
SE (1) SE310254B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2155801A1 (en) * 1971-10-06 1973-05-25 Miura Isago Plastics wrapping for annulus - esp tyre or coiled cable is predeformed to fit round annulus
DE2353308C3 (en) * 1973-10-24 1986-02-20 Keutner, Ernst, 8000 München Method for producing a trough-shaped, one-piece plastic film molding for sheathing a pipe elbow insulation
CH605171A5 (en) * 1976-07-01 1978-09-29 Schmidlin Ag

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1754657U (en) * 1954-07-07 1957-10-24 Willi Wittstock DEVICE FOR MANUFACTURING HOLLOW BODIES FROM THERMOPLASTIC PLASTIC.

Also Published As

Publication number Publication date
DK112618B (en) 1968-12-30
FR1499278A (en) 1967-10-27
NL150041B (en) 1976-07-15
LU51813A1 (en) 1968-03-25
SE310254B (en) 1969-04-21
DE1604586B1 (en) 1972-02-03
CH453016A (en) 1968-05-31
BE685877A (en) 1967-02-23
NO125767B (en) 1972-10-30
GB1150094A (en) 1969-04-30
NL6611503A (en) 1967-02-27

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time