DD129758A1 - Vorrichtung zum inneren wulstfreien stumpfschweissen - Google Patents

Vorrichtung zum inneren wulstfreien stumpfschweissen

Info

Publication number
DD129758A1
DD129758A1 DD7700197216A DD19721677A DD129758A1 DD 129758 A1 DD129758 A1 DD 129758A1 DD 7700197216 A DD7700197216 A DD 7700197216A DD 19721677 A DD19721677 A DD 19721677A DD 129758 A1 DD129758 A1 DD 129758A1
Authority
DD
German Democratic Republic
Prior art keywords
tumble
welding
internal
free wax
wax
Prior art date
Application number
DD7700197216A
Other languages
English (en)
Inventor
Werner Colditz
Alfred Gast
Der Ohe Juergen Von
Original Assignee
Werner Colditz
Alfred Gast
Der Ohe Juergen Von
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 Werner Colditz, Alfred Gast, Der Ohe Juergen Von filed Critical Werner Colditz
Priority to DD7700197216A priority Critical patent/DD129758A1/de
Publication of DD129758A1 publication Critical patent/DD129758A1/de

Links

Classifications

    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/324—Avoiding burr formation
    • B29C66/3242—Avoiding burr formation on the inside of a tubular or hollow article
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/63—Internally supporting the article during joining

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
DD7700197216A 1977-02-03 1977-02-03 Vorrichtung zum inneren wulstfreien stumpfschweissen DD129758A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD7700197216A DD129758A1 (de) 1977-02-03 1977-02-03 Vorrichtung zum inneren wulstfreien stumpfschweissen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD7700197216A DD129758A1 (de) 1977-02-03 1977-02-03 Vorrichtung zum inneren wulstfreien stumpfschweissen

Publications (1)

Publication Number Publication Date
DD129758A1 true DD129758A1 (de) 1978-02-08

Family

ID=5507266

Family Applications (1)

Application Number Title Priority Date Filing Date
DD7700197216A DD129758A1 (de) 1977-02-03 1977-02-03 Vorrichtung zum inneren wulstfreien stumpfschweissen

Country Status (1)

Country Link
DD (1) DD129758A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988006966A1 (fr) * 1987-03-18 1988-09-22 Agru Alois Gruber + Sohn Ohg Procede et dispositif de soudage de pieces tubulaires en plastique
WO2001085436A3 (en) * 2000-05-10 2002-04-04 Swagelok Co Ir welding of fluoropolymers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988006966A1 (fr) * 1987-03-18 1988-09-22 Agru Alois Gruber + Sohn Ohg Procede et dispositif de soudage de pieces tubulaires en plastique
WO2001085436A3 (en) * 2000-05-10 2002-04-04 Swagelok Co Ir welding of fluoropolymers

Similar Documents

Publication Publication Date Title
SE7805062L (sv) Forbrenningsanordning
SE7802190L (sv) Anordning for transportor
AT349852B (de) Vorrichtung zum abbiegen grossflaechiger bauteile
SE7811583L (sv) Ventilanordning for avluftning av pressgjutformar
NO149283C (no) Anordning ved massevasker
AT374674B (de) Vorrichtung zum erwaermen
AT364215B (de) Vorrichtung zum elektrofunkenbeschichten
PT68930A (de) Vorrichtung zum horizontalen stranggiessen
DD137762A5 (de) Vorrichtung zum wechselweisen exponieren einzelner blaetter
ATA845278A (de) Vorrichtung zum herstellen von zigaretten
SE7813007L (sv) For stomister avsedd saniter anordning
IT1104494B (it) Dispositivo invergature per orditoi
AT368458B (de) Vorrichtung zum verschieben von eisenbahnwagen
ATA554778A (de) Einrichtung zum frittieren
SE7808474L (sv) Overvakningsanordning for angturbinventiler
DD134330A2 (de) Vorrichtung zum giessen von kleinteilen
DK505377A (da) Anordning ved en trawler med trawlwireblokke
AT359789B (de) Vorrichtung zum verbinden zweier rohrenden
AT349283B (de) Vorrichtung zum tauchverzinnen
DD131362A1 (de) Vorrichtung zum stapeln von stueckgut
DD132796A1 (de) Vorrichtung zum kuehlen von walzdraht
DD131385A5 (de) Vorrichtung zum texturieren
SE7710185L (sv) Tilleggsanordning for dorrlas
AT349881B (de) Vorrichtung zum aufkaschieren
DD132300A1 (de) Vorrichtung zum spannen paralleler baender