EP0861196A1 - Recipient a deux compartiments - Google Patents

Recipient a deux compartiments

Info

Publication number
EP0861196A1
EP0861196A1 EP96935183A EP96935183A EP0861196A1 EP 0861196 A1 EP0861196 A1 EP 0861196A1 EP 96935183 A EP96935183 A EP 96935183A EP 96935183 A EP96935183 A EP 96935183A EP 0861196 A1 EP0861196 A1 EP 0861196A1
Authority
EP
European Patent Office
Prior art keywords
container
nozzle
compartment
passageways
closure
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Withdrawn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
EP96935183A
Other languages
German (de)
English (en)
Inventor
John Winston Harvey
John Desmond Sawkins
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.)
Albea UK Ltd
Original Assignee
Courtaulds Packaging 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 Courtaulds Packaging Ltd filed Critical Courtaulds Packaging Ltd
Publication of EP0861196A1 publication Critical patent/EP0861196A1/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Withdrawn legal-status Critical Current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
    • B65D35/00—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor
    • B65D35/22—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor with two or more compartments

Definitions

  • This invention relates to two-compartment containers and in particular to collapsible containers used for holding two materials which can interact with each other.
  • a dental preparation comprising two separately stored dental preparations which are used in combination on expulsion from their respective containers, for example a hydrogen peroxide gel reacts in combination with a paste containing sodium bicarbonate, salt, or other cleansing and polishing agents.
  • These dental preparations are stored in two-compartment containers, which are separated for simultaneous expulsion of the two dental preparations.
  • One form of construction of two-compartment containers comprises a pair of collapsible tubes which may be arranged side-by-side as in US-A-4528180. Alternatively, one tube may be located within a second tube as is shown in FR-A-2676210.
  • the present invention relates to a two-compartment container for paste or other thixotropic material which comprises one compartment located within another compartment, and in which the two compartments have separated outlet ports at a common end of the container.
  • the present invention is characterised m that the outer compartment has at said common end of the container a nozzle having two side-by-side outlet passageways and in that the outlet port of the inner compartment opens into one of said outlet passageways of the container nozzle.
  • the two outlet passageways terminate m two substantially semi-circular shapes and are located side-by- side to form a divided circular orifice to the container.
  • Nozzles of the two compartments can be formed of a suitable thermoplastics material, such as a composition including high density polyethylene or polypropylene, and the inner nozzle can be made to snap-fit into one outlet passageway of the outer nozzle.
  • a suitable thermoplastics material such as a composition including high density polyethylene or polypropylene
  • the compartments can be formed from collapsible tube members, preferably made of thermoplastics material, and in particular a thermoplastic laminate comprising a plurality of layers of the same or different thermoplastics materials.
  • a container closure having a lid which is removable from a nozzle to open the container, the lid having on its surface adjacent the nozzle opening a pair of radially spaced annular sidewalls that are concentric with the nozzle and m use seal against the inner and outer surfaces of the nozzle.
  • Figure 1 is a cross-section through a nozzle assembly of a container according to the present invention showing the container compartment walls on one side of the centre line only
  • Figure 2 is a plan view of the assembly as shown in Figure 1 without the closure 40
  • Figure 3 is a plan view of the inner compartment used in the assembly as shown m Figure 1,
  • Figure 4 is a cross-sectional view through a second nozzle assembly having a modified cap seal
  • Figure 5 is a cross-sectional view through a third assembly having a modified cap.
  • FIG. 1 there is shown m cross- section one end portion of a multi-compartment container 10 for the storage of two different material compositions which are stored separately and which are mixed or put together at the point of delivery from the container Typical materials might be dental preparation ⁇ , food pastes, or two-part adhesives
  • the container 10 comprises an outer compartment 11 formed withm a substantially tubular housing 12, and an inner compartment 13 formed within a substantially smaller diameter tubular housing 14
  • the inner compartment 13 is eccentric relative to the outer compartment 11 as opposed to being coaxial or concentric thereto
  • the two tubular housings 12, 14 are preferably formed from flat flexible plastics strip, typically having wall thickness of between 0.2 and 0 5 mm and comprising a laminate of several layers of different plastics materials including a vapour-impermeable barrier which is typically a layer of a plastics material or a layer of aluminium foil
  • a vapour-impermeable barrier which is typically a layer of a plastics material or a layer of aluminium foil
  • the strip is generally formed from high density polyethylene-based materials and the barrier layer is generally based on an ethylene vmyl alcohol material
  • the strip is rolled into a round or oval shape with overlapping edges of the strip being welded together to form a substantially round/oval cross- section flexible tube, which is subsequently cut to the desired length.
  • Each tubular housing 12, 14 in use has a closed end (not shown) which is formed with a fish-tail type welded seam as is commonly known in the art
  • the two closed ends may be formed so that each tube 12 or 14 has a respective end closure seam or the two closed ends may be welded together a single welded end closure seam.
  • each tubular housing 12 or 14 has a respective shoulder piece 16 or 17 located therein and which has a respective outlet nozzle 18 and 20 therein for expulsion of material from the tubular housings 12, 14
  • the two shoulder pieces 16 and 17 are moulded from a high density polyethylene compound
  • the outer tubular housing shoulder piece 16 has a lower cylindrical side wall 19 which is a close fit within an end portion of the outer tubular housing 12
  • the upper end of the side wall 19 extends mto a rounded edge 21 leading into a frusto-conical shoulder 22 tapering inwardly and upwardly away from the side wall 19
  • the upper end portion of the tubular housing 12 is then heat formed and welded to the shoulder 22
  • the radially inner end of the frusto conical shoulder 22 has the outlet nozzle 18 projecting axially therefrom.
  • the nozzle 18 comprises a second cylindrical sidewall 23 coaxial with the first sidewall 19, projectmg coaxially upwardly and terminating at its upper end in a radially inwards projecting shoulder 24.
  • a second frusto-conical portion 26 extends upwardly and inwardly away from the shoulder 24 and terminates in a cylindrical orifice 27 coaxial with the sidewall 23
  • a substantially diametrical partition 28 extends across both the orifice 27 and the nozzle 18 dividing them mto two passageways 31 and 32 each having a substantially semi- circular or D-shaped cross-section.
  • the lower portion of the partition 28, on that side which, in use, receives the outlet nozzle 20 of the inner compartment 13, may have a shoulder 29 formed therein.
  • the inner tubular housing shoulder piece 17 has a substantially D-shaped lower side wall 33 which is a close fit within an end portion of the inner tubular housing 14 which is of a general flexible oval construction.
  • the upper end of the side wall 33 has a rounded edge 34 leading into an inclined shoulder 35.
  • the inclined shoulder 35 slopes inwardly away from the sidewall 33 and extends upwardly to define the outlet nozzle 20 which has a substantially D-shaped cross-section.
  • the inner tubular housing outlet nozzle 20 is a close fit within outlet passageway 32 and at its inner end abuts the shoulders 29 on the partition 28 and the shoulder 24 on the outer shoulder piece 16.
  • the inner nozzle 20 has a bead 36 which may be a continuous bead or an interrupted bead, on its external surface which engages a like-contoured groove 37 on the inner surface of the outlet passageway 32 to form a snap- fit connection between the inner nozzle 20 and the partition 28 and part of the sidewall 23 of the outer shoulder piece 16.
  • a closure 40 is fitted over the outer shoulder piece 16 which acts as an external housing for the container 10.
  • the closure 40 comprises a base 41 which is secured to the shoulder piece 16 and a lid or cover 42 which is hinged to the base 41 by a hinge 43 located at one side of the closure.
  • the base 41 may comprise two parts, an inner annular top portion 49 with a cylindrical wall 44, and an outer annular skirt portion 45 projecting downwardly from the top portion 49.
  • the two parts 49, 44 and 45 may be formed integrally as a single one piece moulding (see Figure 4) , or produced separately and assembled together.
  • the inner wall 44 makes a snap fit connection with the side wall 23 of the outer nozzle 18 and the outer wall 45 forms an outer decorative skirt.
  • the inner wall 44 has a groove 46 on its inner surface that engages a bead 25, which may be a continuous bead or an interrupted bead, on the outer surface of the side wall 23.
  • the cap 49 has a central aperture 47 through which portions 26 and 27 of the outer nozzle 18 project.
  • the lid 42 has a central annular side wall 48 which, in use, is concentric with the nozzle orifice 27 and has an annular resilient detent 51 projecting radially inwardly that is engagable with an external bead 52 surrounding the orifice
  • the lid 142 included a central portion 143 which may be formed separately and then assembled to the outer portion of the lid 142.
  • the central portion 143 on its side adjacent the nozzle has a pair of radially spaced annular sidewalls 147, 148 that are concentric with the nozzle orifice 127, and a pair of diametrical walls 149 that align with the partition 128.
  • the sidewalls 147,148 engage the inside and outside surfaces, respectively, of the nozzle to seal the closure and the diametrical walls 149 engage each side of the partition to seal the passageways 31, 32 from each other.
  • the inner tube outlet nozzle 120 has an inwardly projecting lip 121 at its outer end to stiffen the nozzle and help prevent retraction after the nozzle has been assembled into the passageway 32 when the discontinuous bead 137 snaps mto cooperating groove 146.
  • FIG. 5 there is shown a closure 240 m which the cap or lid 242 makes a screw-threaded connection with the outer shoulder piece 216 which is provided with an external screw thread 225 on its cylindrical sidewall 223.
  • the lid 242 has a top portion 231 and an outer cylindrical sidewall 232.
  • the sidewall 232 has an internal screw thread 233 which co-operates with the thread 225 on the shoulder piece 216 for sealing and opening the passageways 31, 32
  • the top portion 231 has an annular inner sidewall 248 which seals against the outer surface of the nozzle orifice 227
  • a circular seal wad 235 is located withm the annular sidewall 248 against the top portion 231.

Landscapes

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

Abstract

L'invention porte sur un récipient (10) à deux compartiments, destiné à contenir de la colle ou une autre substance thixotrope, comprenant un compartiment interne (13) situé à l'intérieur d'un compartiment externe (14), chacun d'eux (13, 14) possédant un orifice de sortie (18, 20) sur une extrémité commune. Le compartiment externe (14) est pourvu, sur cette extrémité commune, d'un ajutage (18) comportant deux passages juxtaposés (31, 32), l'orifice de sortie (20) du compartiment interne (13) débouchant dans l'un des passages de sortie (32) de l'orifice (27) de l'ajutage du récipient. Il est possible de boucher le récipient à l'aide d'un élément de fermeture présentant un couvercle (142) comprenant deux parois latérales (147, 148), annulaires, espacées sur un plan radial, servant à fermer hermétiquement l'embouchure.
EP96935183A 1995-11-14 1996-11-06 Recipient a deux compartiments Withdrawn EP0861196A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9523266.6A GB9523266D0 (en) 1995-11-14 1995-11-14 A two-compartment container
GB9523266 1995-11-14
PCT/GB1996/002721 WO1997018138A1 (fr) 1995-11-14 1996-11-06 Recipient a deux compartiments

Publications (1)

Publication Number Publication Date
EP0861196A1 true EP0861196A1 (fr) 1998-09-02

Family

ID=10783855

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96935183A Withdrawn EP0861196A1 (fr) 1995-11-14 1996-11-06 Recipient a deux compartiments

Country Status (5)

Country Link
EP (1) EP0861196A1 (fr)
JP (1) JP2000500104A (fr)
CA (1) CA2237878A1 (fr)
GB (2) GB9523266D0 (fr)
WO (1) WO1997018138A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19958920C2 (de) * 1999-12-07 2003-03-20 Automation Industrielle Sa Zweikammerbehälter
JP4706153B2 (ja) * 2001-09-07 2011-06-22 凸版印刷株式会社 ２種押出しチューブ容器
DE10207763A1 (de) * 2002-02-23 2003-09-04 Fischer Artur Werke Gmbh Mehrkomponenten-Kartusche
GB0206343D0 (en) * 2002-03-18 2002-05-01 Cussons Int Ltd Fluid dispenser
DE20311287U1 (de) * 2003-07-23 2004-12-02 Sulzer Chemtech Ag Mehrkomponentenkartusche
US7594589B2 (en) * 2007-06-14 2009-09-29 Owens-Brockway Glass Container Inc. Dual-container package and a dispensing closure for such package
DE102011007475A1 (de) * 2011-04-15 2012-10-18 Hilti Aktiengesellschaft Folienkartusche und Verfahren zur Herstellung einer Folienkartusche
CN102673898A (zh) * 2012-05-09 2012-09-19 王伟川 一种可旋转变换腔体的容器
KR102243385B1 (ko) * 2020-08-28 2021-04-22 김지연 이종 성분 저장형 이중용기
DE102020123944A1 (de) * 2020-09-15 2022-03-17 DIBAU GmbH Zweikomponentenkartusche
CN114132617B (zh) * 2021-12-08 2022-08-19 爱索尔（广州）包装有限公司 一种管中管包装结构

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1369260A (fr) * 1962-09-18 1964-08-07 Colgate Palmolive Co Perfectionnement aux conditionnements distributeurs
US4964539A (en) * 1989-04-06 1990-10-23 Seaquist Closures Multiple chamber dispensing container and closure system
CH682480A5 (de) * 1991-01-21 1993-09-30 Maegerle Karl Lizenz Verpackungstube.
FR2676210B1 (fr) * 1991-04-16 1996-09-20 Yoshida Industry Co Recipient sous forme de tube et son procede de fabrication.
US5318203A (en) * 1993-07-01 1994-06-07 Chesebrough-Pond's Usa Co., Division Of Conopco, Inc. Dual chamber dispenser
JPH08164954A (ja) * 1994-12-15 1996-06-25 Yoshida Kogyo Kk <Ykk> チューブ容器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9718138A1 *

Also Published As

Publication number Publication date
GB9523266D0 (en) 1996-01-17
JP2000500104A (ja) 2000-01-11
CA2237878A1 (fr) 1997-05-22
WO1997018138A1 (fr) 1997-05-22
GB2322615B (en) 1999-05-19
GB9810053D0 (en) 1998-07-08
GB2322615A (en) 1998-09-02

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