CA902314A - Production of corrugated pipe with mating moulds under vacuum - Google Patents

Production of corrugated pipe with mating moulds under vacuum

Info

Publication number
CA902314A
CA902314A CA902314A CA902314DA CA902314A CA 902314 A CA902314 A CA 902314A CA 902314 A CA902314 A CA 902314A CA 902314D A CA902314D A CA 902314DA CA 902314 A CA902314 A CA 902314A
Authority
CA
Canada
Prior art keywords
mating
production
under vacuum
corrugated pipe
moulds under
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
CA902314A
Inventor
A. Collet Marc
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.)
Domtar Inc
Original Assignee
Domtar 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 Domtar Inc filed Critical Domtar Inc
Application granted granted Critical
Publication of CA902314A publication Critical patent/CA902314A/en
Expired legal-status Critical Current

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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/20—Opening, closing or clamping
    • B29C33/26—Opening, closing or clamping by pivotal movement
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
    • B29C33/36—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station continuously movable in one direction, e.g. in a closed circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
CA902314A 1969-09-05 1969-09-05 Production of corrugated pipe with mating moulds under vacuum Expired CA902314A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA61327 1969-09-05

Publications (1)

Publication Number Publication Date
CA902314A true CA902314A (en) 1972-06-13

Family

ID=4085641

Family Applications (1)

Application Number Title Priority Date Filing Date
CA902314A Expired CA902314A (en) 1969-09-05 1969-09-05 Production of corrugated pipe with mating moulds under vacuum

Country Status (1)

Country Link
CA (1) CA902314A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381276A (en) * 1980-07-17 1983-04-26 Wilhelm Hegler Process and apparatus for the fabrication of a flat-shaped hollow body
FR2518011A1 (en) * 1981-12-10 1983-06-17 Armosig Continuous prodn. line for circumferentially ribbed tube - using sets of moulds on compact conveyor system
EP0087854A1 (en) * 1982-01-21 1983-09-07 Manfred Arno Alfred Lupke Chainless mold drive for a corrugator or the like
US4718844A (en) * 1987-02-27 1988-01-12 Cullim Machine Tool & Die, Inc. Corrugated mold block
EP0575065A1 (en) * 1992-06-19 1993-12-22 CULLOM MACHINE TOOL & DIE, INC. Plastic tube corrugator
US5372774A (en) * 1989-10-30 1994-12-13 Corma Process of and apparatus for making plastic tubing

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381276A (en) * 1980-07-17 1983-04-26 Wilhelm Hegler Process and apparatus for the fabrication of a flat-shaped hollow body
FR2518011A1 (en) * 1981-12-10 1983-06-17 Armosig Continuous prodn. line for circumferentially ribbed tube - using sets of moulds on compact conveyor system
EP0087854A1 (en) * 1982-01-21 1983-09-07 Manfred Arno Alfred Lupke Chainless mold drive for a corrugator or the like
US4718844A (en) * 1987-02-27 1988-01-12 Cullim Machine Tool & Die, Inc. Corrugated mold block
US5372774A (en) * 1989-10-30 1994-12-13 Corma Process of and apparatus for making plastic tubing
EP0575065A1 (en) * 1992-06-19 1993-12-22 CULLOM MACHINE TOOL & DIE, INC. Plastic tube corrugator

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