FR2454975A1 - Couvercle a joint incorpore et son procede de fabrication - Google Patents

Couvercle a joint incorpore et son procede de fabrication

Info

Publication number
FR2454975A1
FR2454975A1 FR7910633A FR7910633A FR2454975A1 FR 2454975 A1 FR2454975 A1 FR 2454975A1 FR 7910633 A FR7910633 A FR 7910633A FR 7910633 A FR7910633 A FR 7910633A FR 2454975 A1 FR2454975 A1 FR 2454975A1
Authority
FR
France
Prior art keywords
injection moulding
cover
mfr
integral seal
seal formed
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.)
Withdrawn
Application number
FR7910633A
Other languages
English (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.)
Monoplast SA France
Original Assignee
Monoplast SA France
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 Monoplast SA France filed Critical Monoplast SA France
Priority to FR7910633A priority Critical patent/FR2454975A1/fr
Publication of FR2454975A1 publication Critical patent/FR2454975A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/30—Mounting, exchanging or centering
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

COUVERCLE A JOINT INCORPORE ET SON PROCEDE DE FABRICATION. SELON L'INVENTION, ON PROCEDE APRES INJECTION D'UNE MATIERE PLASTIQUE TELLE QUE DU POLYSTYRENE A UN DEPLACEMENT DE L'UNE DES PAROIS DU MOULE AVANT REFROIDISSEMENT DE L'OBJET MOULE DE SORTE QU'IL SE PRODUISE UNE EXPANSION DETERMINANT UNE ZONE 4 ENTRE DEUX PAROIS 1 ET 3, ZONE QUI EST LE SIEGE D'UNE SURPRESSION GAZEUSE ELASTIQUE. APPLICATION: COUVERCLE DONT LE JOINT INCORPORE AU FOND RESTE CONSTAMMENT ELASTIQUE.
FR7910633A 1979-04-26 1979-04-26 Couvercle a joint incorpore et son procede de fabrication Withdrawn FR2454975A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7910633A FR2454975A1 (fr) 1979-04-26 1979-04-26 Couvercle a joint incorpore et son procede de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7910633A FR2454975A1 (fr) 1979-04-26 1979-04-26 Couvercle a joint incorpore et son procede de fabrication

Publications (1)

Publication Number Publication Date
FR2454975A1 true FR2454975A1 (fr) 1980-11-21

Family

ID=9224786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910633A Withdrawn FR2454975A1 (fr) 1979-04-26 1979-04-26 Couvercle a joint incorpore et son procede de fabrication

Country Status (1)

Country Link
FR (1) FR2454975A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988009715A1 (fr) * 1987-06-04 1988-12-15 Frank Schellenbach Noyau pour le moulage par injection de deux matieres
US5447674A (en) * 1987-06-04 1995-09-05 Schellenbach; Frank Method for producing a gas-tight plastic closure for containers
WO2019202265A1 (fr) * 2018-04-19 2019-10-24 Parfums Christian Dior Système de fermeture étanche pour un applicateur cosmétique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1164715A (fr) * 1957-01-11 1958-10-14 Joint d'étanchéité
US3335892A (en) * 1966-05-25 1967-08-15 Hercules Inc Foam plastic cap
FR1537953A (fr) * 1967-07-21 1968-08-30 Matiere Plastique Organe d'étanchéité
FR2057551A5 (en) * 1969-08-27 1971-05-21 Reboul Sofra Et Fontaine Compensated bottle cap seal
US3674401A (en) * 1969-12-22 1972-07-04 Usm Corp Apparatus for injection molding articles of foam material

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1164715A (fr) * 1957-01-11 1958-10-14 Joint d'étanchéité
US3335892A (en) * 1966-05-25 1967-08-15 Hercules Inc Foam plastic cap
FR1537953A (fr) * 1967-07-21 1968-08-30 Matiere Plastique Organe d'étanchéité
FR2057551A5 (en) * 1969-08-27 1971-05-21 Reboul Sofra Et Fontaine Compensated bottle cap seal
US3674401A (en) * 1969-12-22 1972-07-04 Usm Corp Apparatus for injection molding articles of foam material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988009715A1 (fr) * 1987-06-04 1988-12-15 Frank Schellenbach Noyau pour le moulage par injection de deux matieres
US5447674A (en) * 1987-06-04 1995-09-05 Schellenbach; Frank Method for producing a gas-tight plastic closure for containers
WO2019202265A1 (fr) * 2018-04-19 2019-10-24 Parfums Christian Dior Système de fermeture étanche pour un applicateur cosmétique
FR3080265A1 (fr) * 2018-04-19 2019-10-25 Parfums Christian Dior Systeme de fermeture etanche pour un applicateur cosmetique

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Legal Events

Date Code Title Description
ST Notification of lapse