CA922462A - Process and apparatus for indenting the surface of thermoplastic tubing - Google Patents

Process and apparatus for indenting the surface of thermoplastic tubing

Info

Publication number
CA922462A
CA922462A CA922462A CA922462DA CA922462A CA 922462 A CA922462 A CA 922462A CA 922462 A CA922462 A CA 922462A CA 922462D A CA922462D A CA 922462DA CA 922462 A CA922462 A CA 922462A
Authority
CA
Canada
Prior art keywords
indenting
thermoplastic tubing
tubing
thermoplastic
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
CA922462A
Inventor
Urquhart Thomas
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.)
DuPont Canada Inc
Original Assignee
DuPont Canada 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 DuPont Canada Inc filed Critical DuPont Canada Inc
Application granted granted Critical
Publication of CA922462A publication Critical patent/CA922462A/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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
    • B29C59/043—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts for profiled articles
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments
CA922462A 1970-05-04 1970-05-04 Process and apparatus for indenting the surface of thermoplastic tubing Expired CA922462A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA81840 1970-05-04

Publications (1)

Publication Number Publication Date
CA922462A true CA922462A (en) 1973-03-13

Family

ID=4086746

Family Applications (1)

Application Number Title Priority Date Filing Date
CA922462A Expired CA922462A (en) 1970-05-04 1970-05-04 Process and apparatus for indenting the surface of thermoplastic tubing

Country Status (8)

Country Link
BE (1) BE766614A (en)
CA (1) CA922462A (en)
CH (1) CH538419A (en)
DE (1) DE2121982A1 (en)
FR (1) FR2091129A5 (en)
GB (1) GB1336669A (en)
LU (1) LU63093A1 (en)
NL (1) NL7106086A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320170A1 (en) 1975-08-05 1977-03-04 Charbonnages Ste Chimique PROCESS FOR THE ACCELERATED TRANSFORMATION OF THE CRYSTALLINE FORM OF PIPES INTO ISOTACTIC POLYBUTENE AND DEVICE FOR IMPLEMENTING THIS PROCESS
DE3515616A1 (en) * 1985-04-30 1986-10-30 Heinz Schaaf Nahrungsmittel-Extrusionstechnik, 6277 Bad Camberg DEVICE FOR EXTRUDING FOOD
WO1995015843A1 (en) * 1993-12-09 1995-06-15 Siemens Aktiengesellschaft Process for manufacturing insulator bodies with shielding ribs
WO2001051544A2 (en) * 2000-01-13 2001-07-19 Dow Global Technologies Inc. Process for in-line forming of pultruded composites
FR2806955A1 (en) * 2000-03-29 2001-10-05 Joseph Schillaci EXTRUSION HEAD
US8221824B2 (en) * 2005-02-03 2012-07-17 Boston Scientific Scimed, Inc. Deforming surface of drug eluting coating to alter drug release profile of a medical device

Also Published As

Publication number Publication date
NL7106086A (en) 1971-11-08
CH538419A (en) 1973-06-30
GB1336669A (en) 1973-11-07
LU63093A1 (en) 1971-08-31
FR2091129A5 (en) 1972-01-14
BE766614A (en) 1971-10-01
DE2121982A1 (en) 1971-11-25

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