GB2008481B - Apparatus for adjusting pinch-off width of parison - Google Patents

Apparatus for adjusting pinch-off width of parison

Info

Publication number
GB2008481B
GB2008481B GB7844749A GB7844749A GB2008481B GB 2008481 B GB2008481 B GB 2008481B GB 7844749 A GB7844749 A GB 7844749A GB 7844749 A GB7844749 A GB 7844749A GB 2008481 B GB2008481 B GB 2008481B
Authority
GB
United Kingdom
Prior art keywords
parison
width
adjusting pinch
pinch
adjusting
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
GB7844749A
Other languages
English (en)
Other versions
GB2008481A (en
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.)
Kao Corp
Original Assignee
Kao Corp
Kao Soap Co Ltd
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 Kao Corp, Kao Soap Co Ltd filed Critical Kao Corp
Publication of GB2008481A publication Critical patent/GB2008481A/en
Application granted granted Critical
Publication of GB2008481B publication Critical patent/GB2008481B/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
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/4242—Means for deforming the parison prior to the blowing operation
    • B29C49/42421—Means for deforming the parison prior to the blowing operation before laying into the mould
    • B29C49/42426—Means for deforming the parison prior to the blowing operation before laying into the mould by pressure difference deforming parts of the preform
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C49/50—Moulds having cutting or deflashing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB7844749A 1977-11-18 1978-11-16 Apparatus for adjusting pinch-off width of parison Expired GB2008481B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977154893U JPS5747153Y2 (enrdf_load_stackoverflow) 1977-11-18 1977-11-18

Publications (2)

Publication Number Publication Date
GB2008481A GB2008481A (en) 1979-06-06
GB2008481B true GB2008481B (en) 1982-05-12

Family

ID=15594248

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7844749A Expired GB2008481B (en) 1977-11-18 1978-11-16 Apparatus for adjusting pinch-off width of parison

Country Status (5)

Country Link
JP (1) JPS5747153Y2 (enrdf_load_stackoverflow)
DE (1) DE2849271A1 (enrdf_load_stackoverflow)
ES (1) ES475214A1 (enrdf_load_stackoverflow)
FR (1) FR2409238A1 (enrdf_load_stackoverflow)
GB (1) GB2008481B (enrdf_load_stackoverflow)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125619A (en) * 1964-03-17 Forming plastic containers
US2756461A (en) * 1951-12-19 1956-07-31 Castings Patent Company Plastics extrusion method
FR1262748A (fr) * 1960-04-23 1961-06-05 Procédé et dispositif pour la fabrication de flacons et similaires en matière thermoplastique
US3217072A (en) * 1961-08-14 1965-11-09 Owens Illinois Glass Co Method for making plastic articles
DE1479790A1 (de) * 1963-05-21 1969-09-04 Valer Flax Verfahren zur Herstellung einer Kunststofftube mit einem Mundstueck
DE1604533A1 (de) * 1966-08-12 1970-11-12 Guenther Armenat Verfahren und Vorrichtung zum Herstellen von Hohlkoerpern,insbesondere sogenannten Weithalsflaschen,Marmeladenglaesern u.dgl. aus thermoplastischem Kunststoff
GB1293762A (en) * 1968-11-23 1972-10-25 Dunlop Holdings Ltd Extrusion of corrugated material
IN144335B (enrdf_load_stackoverflow) * 1974-02-04 1978-04-29 O Rakovsky
DE2460435C3 (de) * 1974-12-20 1979-08-16 Ossberger-Turbinenfabrik, 8832 Weissenburg Verfahren und Vorrichtung zur Herstellung eines Hohlkörpers aus einem Kunststoff-Vorformling durch Aufblasen und einen zusätzlich auf die Außenseite des Vorformlings gerichteten Luftstrom
US3997385A (en) * 1975-08-18 1976-12-14 W. R. Grace & Co. Clamping of film-like material for radiant energy welding

Also Published As

Publication number Publication date
DE2849271A1 (de) 1979-05-23
DE2849271C2 (enrdf_load_stackoverflow) 1987-06-25
ES475214A1 (es) 1979-12-01
JPS5480558U (enrdf_load_stackoverflow) 1979-06-07
FR2409238A1 (fr) 1979-06-15
GB2008481A (en) 1979-06-06
JPS5747153Y2 (enrdf_load_stackoverflow) 1982-10-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee