WO2005108047A1 - Recipient en plastique et procede de fixation intégrale d'un col - Google Patents

Recipient en plastique et procede de fixation intégrale d'un col Download PDF

Info

Publication number
WO2005108047A1
WO2005108047A1 PCT/US2005/013091 US2005013091W WO2005108047A1 WO 2005108047 A1 WO2005108047 A1 WO 2005108047A1 US 2005013091 W US2005013091 W US 2005013091W WO 2005108047 A1 WO2005108047 A1 WO 2005108047A1
Authority
WO
WIPO (PCT)
Prior art keywords
neck
ring
container
providing
attachment
Prior art date
Application number
PCT/US2005/013091
Other languages
English (en)
Inventor
Michael J. Lonsway
Original Assignee
Graham Packaging Pet Technologies 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 Graham Packaging Pet Technologies Inc. filed Critical Graham Packaging Pet Technologies Inc.
Priority to MXPA06011959A priority Critical patent/MXPA06011959A/es
Priority to CA002562043A priority patent/CA2562043A1/fr
Publication of WO2005108047A1 publication Critical patent/WO2005108047A1/fr

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
    • 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
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/08—Threaded or like caps or cap-like covers secured by rotation engaging a threaded ring clamped on the external periphery of the neck or wall
    • 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/58—Snap connection
    • 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
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1244—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue
    • B29C66/12441—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue being a single wall
    • 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
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1246—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove
    • B29C66/12461—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove being rounded, i.e. U-shaped or C-shaped
    • 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
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/23—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations
    • B29C66/232—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations said joint lines being multiple and parallel, i.e. the joint being formed by several parallel joint lines
    • 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
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5344—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • 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
    • B65D23/00—Details of bottles or jars not otherwise provided for
    • B65D23/10—Handles
    • B65D23/104—Handles formed separately
    • B65D23/106—Handles formed separately the gripping region of the handle extending between the neck and the base of the bottle or jar and being located in a radial plane comprising the axis of the bottle or jar
    • 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
    • B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
    • B29C2049/2021—Inserts characterised by the material or type
    • B29C2049/2026—Neck portions
    • 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • 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
    • B29C66/05—Particular design of joint configurations
    • B29C66/303—Particular design of joint configurations the joint involving an anchoring effect
    • B29C66/3032—Particular design of joint configurations the joint involving an anchoring effect making use of protrusions or cavities belonging to at least one of the parts to be joined
    • B29C66/30325—Particular design of joint configurations the joint involving an anchoring effect making use of protrusions or cavities belonging to at least one of the parts to be joined making use of cavities belonging to at least one of the parts to be joined
    • 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
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • 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
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7234—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer
    • 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81415—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
    • B29C66/81419—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled and flat
    • 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
    • B29L2031/46—Knobs or handles, push-buttons, grips
    • B29L2031/463—Grips, handles
    • 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
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7158—Bottles

Definitions

  • the present invention is directed to the manufacture of containers, and
  • Containers for flowable products such as liquids and granular
  • plastic products have been formed of plastic by a variety of methods.
  • plastic for example, plastic
  • containers have been blow molded from preforms to provide container bodies having
  • plastic containers have been formed with a
  • container body including a neck finish integral with the container body, and a handle
  • integrally formed with a preform typically requires more accurate and stable
  • container body can be more simple in design in that they do not require pockets to
  • a method in accordance with one aspect of the invention includes the steps of providing a container having a neck, providing a container attachment having a circumferentially continuous ring, telescoping the ring over the neck, and radially expanding the neck to secure the attachment to the neck.
  • a method of making a handled container that includes the steps of providing a container having a neck, providing a handle having a circumferentially continuous ring, telescoping the ring externally over the neck, and radially expanding the neck to secure the handle to the neck.
  • a method of making a handled container that includes the steps of providing a preform having a body and a neck with at least one external engagement element, providing a handle having a circumferentially continuous attachment ring, blow molding the body of the preform to form the body of a container having the neck extending therefrom.
  • the method further includes telescoping the ring of the handle over the neck of the container until the ring is adjacent to the at least one external engagement element, and then expanding at least a portion of the neck containing the at least one external engagement element radially outwardly into engagement with the ring to secure the handle to the neck.
  • a container that includes a body, a neck extending from the body, and an attachment that includes an attachment ring encircling a portion of the neck, the portion of the neck being strain hardened by radial expansion against an inside diameter of the ring.
  • an attachment for a container having a container neck with a pair of external engagement beads including a ring having an internal surface having at least one anti-rotational engagement feature, wherein the attachment is adapted for securement to the neck of the container between the pair of external engagement beads so that the pair of external engagement beads axially restrain the ring, and the at least one anti- rotational engagement feature rotationally restrains the ring from movement relative to the container neck.
  • FIG. 1 is a cross-sectional view of a preform for use with a method according to one exemplary embodiment of the present invention
  • FIG. 2 is an elevational view of a container blow-molded from the preform of FIG. 1 and for use with a method according to one exemplary embodiment of the present invention
  • FIG. 3 is a fragmentary schematic illustration of a container assembly being produced from a separate finish ring attachment and the container of FIG. 2, according to an exemplary embodiment of the present invention
  • FIG. 4 is a fragmentary schematic illustration of a container assembly being produced from a separate, integrated finish ring and handle attachment and the container of FIG. 2, according to an exemplary embodiment of the present invention
  • FIG. 5 is an elevational view of a partially assembled version of the container assembly of FIG.
  • FIG. 5 A is a cross-sectional view taken along line 5A-5A of FIG. 5, after the method step is complete, wherein a neck of the container is radially expanded into engagement with an attachment such that the attachment is integrally secured to the neck;
  • FIG. 6 is an elevational view that illustrates a method step for integrally attaching a handle to a container according to another exemplary embodiment of the present invention;
  • FIG. 7 is an elevational view that illustrates another method step for
  • FIG. 7A is a cross-sectional view of the completed container assembly of FIG. 7 taken along line 7A-7A thereof; and
  • FIG. 8 is an elevational view that illustrates a method step for integrally attaching a handle to a container having a neck portion that is narrower at
  • FIG. 1 illustrates a preform 10 that includes a closed end 12 and an
  • a body portion 16 extends from the closed end 12 toward the open end 14 and terminates in the form of a neck 18.
  • the neck 18 extends
  • surface features are defined herein as a pattern of small ridges, beads, or cross-hatches
  • the preform 10 may be of monolayer construction, or may be of multilayer
  • barrier resin for example, such as ethylene vinyl
  • PEN polyethylene naphthalate
  • the preform 10 may be produced by a pressure molding operation such as injection or
  • the preform 10 may be blow molded to form a
  • blow-molded container 110 as shown in FIG. 2.
  • the container 110 shown includes a closed bottom end 112 and the oppositely disposed open end 14.
  • a body portion 116 extends from the closed end 112 toward the open end 14, tapers in the fo ⁇ n of a shoulder 117, and terminates in the form of the neck 18.
  • the neck 18 extends upward from the shoulder 117 to include integral annular support flange 20, further extends upward to include integral first and second orienting beads or rings 22, 24 and terminates at the open end 14.
  • knurling features are provided on the neck 18, preferably between the orienting rings 22, 24.
  • FIG. 3 schematically illustrates a method step in accordance with an exemplary embodiment of the present invention wherein an attachment in the form of a circumferentially continuous finish ring 126 is telescoped over the neck of the container 110, as directionally depicted by the arrow, hi other words, the finish ring 126 and container neck 18 are introduced together lengthwise or axially, with the container neck 18 entering the finish ring 126 as the result of the bringing together or collision of the container 110 and finish ring 126.
  • the finish ring 126 is placed over the container neck 18 before the container 110 has cooled off from the blow molding step and, thus, while the container material is still relatively soft. It is also contemplated that this step could be completed after the container 110 has cooled.
  • the finish ring 126 includes a top surface 128, an oppositely disposed bottom surface 130 parallel to top surface 128, and inner and outer diametrical surfaces 132, 134 extending perpendicularly therebetween.
  • the outer diametrical surface 134 includes threads 136 or thread-like features or segments integrally formed thereon.
  • the inner diametrical surface 132 includes annular recesses 138 formed therein, and further preferably includes knurling features disposed between the recesses 138.
  • the finish ring 126 is telescoped over the neck 18 until the bottom surface 130 of the finish ring 126 contacts a top surface of the support flange 20.
  • the finish ring 126 may be injection or compression molded and composed of any desired material, particularly any material that is different from the material composition of the preform and contamer. h other words, the material and conditions of fabrication of the finish ring 126 maybe selected separately from the material and fabrication conditions of the preform to achieve more optimal operating characteristics of the finish area of the container 110.
  • the preform and container 110 can be molded with relatively thinner wall sections without having to accommodate the flow of molten plastic material into a relatively thicker finish area, which reduces material cost and mold cycle time.
  • the finish ring 126 is composed of polypropylene (PP) or the like, or any other plastic material having sufficient resiliency to elastically expand and retract.
  • PP polypropylene
  • FIG. 4 schematically depicts a securing step of a method of an exemplary embodiment of the present invention, wherein a mandrel or anvil A is inserted within the open end 14 of the container 110.
  • the anvil A or a plurality of sequential anvils, may be used to stretch neck finishes of different containers to various desired sizes.
  • the anvil A may be a single solid tool as shown, or may be a multipiece expandable tool such as an expanding mandrel or the like.
  • the anvil A is driven into the container 110 such that a tapered surface T of the anvil A first works on the open end 14 and then an outer diameter D of the anvil A works on an inner surface 146 of the neck 118 so as to radially outwardly displace and plastically deform the neck 118 until the first and second rings 22, 24 seat within their respective recesses 138 of the finish ring 126 and the corresponding knurling features of the container neck 18 and the finish ring 126 interengage under compression. Accordingly, at least a portion of the finish ring 126 is axially captured between the rings 22, 24 of the container 110.
  • the material for the container 110 and finish ring 126 be selected such that motion of the anvil A will significantly plastically deform the neck 118 of the container 110 and merely elastically deform the neck ring 126.
  • this step is executed while the container 110 is still relatively warm from the preceding preforming and blow molding steps.
  • the neck 18 of the container 110 could be heated in any manner, to maintain the neck 18 in a relatively soft and flexible state.
  • the finish ring 126 is not substantially radially expanded during the radial expansion step. The resultant snug, interlocking fit between the rings 122, 124 and the recesses 138 is provided to prevent relative axial movement between the container neck 18 and the finish ring 126.
  • the interengagement of the knurling features provides
  • FIG. 5A there is illustrated an additional or alternative feature.
  • FIG. 5 A illustrates an assembled version of FIG. 5 taken in the form of a transverse cross-
  • the finish ring 126 includes a radially extending lug 148 formed on the inner diametrical surface 132, and the container 110 includes a
  • FIGS. 6 and 7 illustrate an alternative embodiment of the present
  • a container 310 includes a closed end (not shown) and an oppositely
  • a body portion 316 extends from the closed end toward the
  • open end 314 tapers in the form of a shoulder 317, and terminates at a neck 318.
  • neck 318 extends upward from the shoulder 317 to include a pair of retaining beads or
  • the neck finish 321 includes one or more threads or thread segments
  • attachment in the form of a handle 326 includes a circumferentially continuous ring
  • the handle 326 may be injection or compression
  • composition as the container 310 is composed of:
  • the handle 326 is shown being telescoped over the neck 318 of the container
  • the ring 327 includes an inner diameter
  • the ring 327 is axially located substantially between the retaining rings 319 of the
  • FIG. 7 schematically depicts an assembly step of a method of another
  • the anvil A includes a tapered surface
  • the anvil A is driven into the container 310 such that the tapered surface T
  • anvil A works on an inner surface (not shown) of the neck 318 so as to radially
  • FIG. 7A illustrates an assembled version of FIG. 7 taken in the form of a transverse cross-section along line 7A-7A thereof, hi FIG.
  • FIG. 8 depicts another exemplary embodiment of the present invention.
  • a container 410 includes a closed end (not shown) and an oppositely disposed open end 414.
  • a body portion 416 extends from the closed end toward the open end 414, tapers in the form of a shoulder 417, and terminates in the form of a neck 418.
  • the neck 418 extends forward from the shoulder 417 to include a reduced diameter portion 418' having a pair of retaining rings 419, extends forward further to include an integral annular capping flange 420, further extends forward to include an integral neck finish 421, and terminates at the open end 414.
  • the neck finish 421 includes one or more threads 423 thereon for securing a closure member (not shown) to the
  • the container 410 is largely the same as the container 310 shown
  • a circumferentially continuous ring 427 having a top surface 428 and a stem
  • the handle 426 may be injection or compression
  • composition as the container 410 Preferably, however, the handle 426 is composed
  • the handle 426 is shown being telescoped over the neck 418 of the container
  • ring 427 includes an inner diameter 432 that is sized to be just larger than the outer
  • the handle 426 is lowered until the ring 427 is axially located substantially between
  • FIG. 8 also schematically depicts an assembly or securing step of a
  • the anvil A is inserted within the open end 414 of the container 410.
  • the outer diameter D of the anvil A is smaller than the inner diameter of the integral neck finish 421 but is larger than the reduced diameter portion 418'.
  • the anvil A is driven into the container 410 such that the tapered surface T of the anvil A first works on the open end 414 and then an outer diameter D of the anvil A works on an inner surface (not shown) of the reduced diameter portion 418' of the neck 418 so as to radially outwardly displace and plastically deform the reduced diameter portion 418' of the neck 418 until the rings 419 entrap the ring 427 of the handle 426 therebetween.
  • the present invention also provides a simplified method of orienting a finish or handle to a container and minimizes undesired rotation of an attachment relative to a container neck.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

Abstract

Procédé pour réaliser un récipient en fournissant un récipient (11) ayant un col (118), en fournissant une fixation de récipient ayant une bague continue circonférentielle (126), en télescopant la bague au-dessus du col (m8), et en étendant radialement au moins une portion du col (m8) pour fixer la fixation sur le col (m8).
PCT/US2005/013091 2004-04-21 2005-04-18 Recipient en plastique et procede de fixation intégrale d'un col WO2005108047A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
MXPA06011959A MXPA06011959A (es) 2004-04-21 2005-04-18 Recipiente de plastico y metodo de aseguramiento integral de union de cuello al mismo.
CA002562043A CA2562043A1 (fr) 2004-04-21 2005-04-18 Recipient en plastique et procede de fixation integrale d'un col

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/828,759 US20050236356A1 (en) 2004-04-21 2004-04-21 Plastic container and method of integrally securing a neck attachment thereto
US10/828,759 2004-04-21

Publications (1)

Publication Number Publication Date
WO2005108047A1 true WO2005108047A1 (fr) 2005-11-17

Family

ID=34967696

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2005/013091 WO2005108047A1 (fr) 2004-04-21 2005-04-18 Recipient en plastique et procede de fixation intégrale d'un col

Country Status (5)

Country Link
US (1) US20050236356A1 (fr)
AR (1) AR050499A1 (fr)
CA (1) CA2562043A1 (fr)
MX (1) MXPA06011959A (fr)
WO (1) WO2005108047A1 (fr)

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WO2014062342A3 (fr) * 2012-10-19 2014-09-12 Owens-Brockway Glass Container Inc. Récipient, poignée pour un récipient et ensemble de poignée et de récipient

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US7485252B2 (en) * 2006-09-06 2009-02-03 Graham Packaging Company, Lp Method and apparatus for crystallizing the neck finish of a molded plastic article
US7866496B2 (en) 2007-09-21 2011-01-11 Stokely-Van Camp, Inc. Lightweight finish for hot-fill container
EP2922759B1 (fr) * 2012-11-20 2018-03-21 Ring Container Technologies, LLC Appareil pour appliquer un manche à un récipient, et son procédé
WO2015153435A1 (fr) * 2014-03-31 2015-10-08 Ring Container Technologies, Llc Applicateur d'anse
US10273051B2 (en) 2016-07-15 2019-04-30 Ring Container Technologies Container and handle system
USD900613S1 (en) 2019-10-25 2020-11-03 Niagara Bottling, Llc Bottle

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Publication number Priority date Publication date Assignee Title
WO2014062342A3 (fr) * 2012-10-19 2014-09-12 Owens-Brockway Glass Container Inc. Récipient, poignée pour un récipient et ensemble de poignée et de récipient
US9114911B2 (en) 2012-10-19 2015-08-25 Owens-Brockway Glass Container Inc. Container, handle for a container, and handle and container assembly
US9884703B2 (en) 2012-10-19 2018-02-06 Owens-Brockway Glass Container Inc. Container, handle for a container, and handle and container assembly
US10815031B2 (en) 2012-10-19 2020-10-27 Owens-Brockway Glass Container Inc. Container, handle for a container, and handle and container assembly

Also Published As

Publication number Publication date
CA2562043A1 (fr) 2005-11-17
MXPA06011959A (es) 2007-01-26
US20050236356A1 (en) 2005-10-27
AR050499A1 (es) 2006-11-01

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