CA2037728E - Resealable bottle cap with push-pull closure - Google Patents

Resealable bottle cap with push-pull closure

Info

Publication number
CA2037728E
CA2037728E CA002037728A CA2037728A CA2037728E CA 2037728 E CA2037728 E CA 2037728E CA 002037728 A CA002037728 A CA 002037728A CA 2037728 A CA2037728 A CA 2037728A CA 2037728 E CA2037728 E CA 2037728E
Authority
CA
Canada
Prior art keywords
cap
ring
neck
flange
plug
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 - Lifetime
Application number
CA002037728A
Other languages
French (fr)
Other versions
CA2037728C (en
Inventor
Robert E. Crisci
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.)
Portola Packaging Inc
Original Assignee
Portola Packaging 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 Portola Packaging Inc filed Critical Portola Packaging Inc
Priority to CA002037728A priority Critical patent/CA2037728E/en
Priority to GB9202448A priority patent/GB2264110B/en
Application granted granted Critical
Publication of CA2037728C publication Critical patent/CA2037728C/en
Publication of CA2037728E publication Critical patent/CA2037728E/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D41/00Caps, 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
    • B65D41/32Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
    • B65D41/46Snap-on caps or cap-like covers
    • B65D41/48Snap-on caps or cap-like covers non-metallic, e.g. made of paper or plastics
    • B65D41/485Snap-on caps or cap-like covers non-metallic, e.g. made of paper or plastics with integral internal sealing means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D41/00Caps, 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
    • B65D41/32Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D47/00Closures with filling and discharging, or with discharging, devices
    • B65D47/04Closures with discharging devices other than pumps
    • B65D47/20Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/24Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with poppet valves or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat
    • B65D47/241Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with poppet valves or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat the valve being opened or closed by actuating a cap-like element
    • B65D47/243Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with poppet valves or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat the valve being opened or closed by actuating a cap-like element moving linearly, i.e. without rotational motion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D2401/00Tamper-indicating means
    • B65D2401/15Tearable part of the closure
    • B65D2401/25Non-metallic tear-off strips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D2401/00Tamper-indicating means
    • B65D2401/15Tearable part of the closure
    • B65D2401/35Vertical or axial lines of weakness

Abstract

The invention provides a new and useful resealable bottle cap for a bottle having a neck with bottle cap retaining means on the exterior of the neck, said cap having an annular flange depending from a cap top for surrounding the bottle neck, said flange having means for engaging said cap retaining means, frangible tamper-evidencing means to prevent removal of said cap from said neck without breaking said tamper-evidencing means, there being a cylindrical pour spout on said top communicating with an opening in said top, said pour spout having an apertured secondary top thereon and means on said secondary top positioning a plug in spaced relation to said secondary top and its aperture, and there being a cylindrical top cap axially movable disposed on said spout and having an opening registering with said plug to form a closure when said top cap is in a first position, said top cap including a ring and a plurality of circumferentially spaced frangible elements integrally connecting said ring with a lower edge of said top cap in said first position; and an external flange on said spout retaining said ring in the first position when said top cap is moved axially away from said first position so as to break said frangible elements and move said top cap to a second position to locate said opening in said top cap in spaced relation to said plug.

Description

REST~AT.ART.T~ BOTTLE CAP WITH PUSH-PULL CLOSURE
Back~round of the Invention Technical Field:
This invention relates to tamper indicating closures for containers, such as blow molded plastic bottles, such as used by sport's figures as water bottles and/or beverage containers.
Descri~tion of the Prior Art:
Prior closures of this type may be seen in U.S. Patent Nos.
3,902,621, 4,469,253, 4,500,016, 4,561,553, 4,589,561, 4,801,032, and 4,948,003.
The present invention provides a novel resealable bottle cap with dual resealable elements and in part resembles:the tamper-evident closure of patent 4,589,561 above-referred to.
Summarv of the Invention A tamper-evident resealable bottle cap for bottles, such as blow molded water bottles with appropriate neck configurations, takes the form of a cap portion having a top and an annular depend-ing flange on its peripheral edge radially spaced with respect to an annular sealing flange. An opening in the top of the cap communicates with an upstanding cylindrical pour spout, the upper end of which is partially closed by a secondary top having a -1- ~

` -secondary opening therein and a plug spaced thereabove by upwardly angled legs formed integrally with the secondary top.
A pair of vertically spaced annular ribs are formed on the exterior of the pour spout, one of which is adjacent the upper end thereof and the other of which is spaced therebelow. A
separate top cap comprising a cylindrical body member has a ring spaced closely to its lower peripheral edge by a plurality of integrally formed frangible elements. The ring has an inturned annular flange movably engaging the upstanding pour spout below the lower one of said annular ribs and the top cap has a pair of inturned annular flanges spaced midway between its upper and lower ends engaging the upstanding pour spout below the uppermost annular rib on the exterior thereof. A top portion on the top cap has a central opening in which said plug registers to form a closure. The top cap cannot be moved upwardly to free the opening therein from the plug until it is moved sufficiently vertically to separate the annular ring therefrom by breaking the frangible elements joining the same thereto. The ring and the top cap are so positioned on the upstanding pour spout as to be non-removable therefrom and thus rendering the resealable bottle cap child-safe.
The depending annular flange on the lower portion of the resealable bottle cap has an annular area of weakness defining a tear skirt and a pull tab is secured thereto so that the tear skirt can be removed. The resealable bottle cap has an inturned annular flange above the annular area of weakness which forms a snap-on fastening configuration enabling the resealable bottle cap to be repositioned on a water bottle or the like so as to form a first replaceable closure while the top cap forms a second push-pulI resealable closure.
Description of the Drawin~s Figure 1 is a vertical section through a portion of the resealable bottle cap with the push-pull top portion thereof in closed and sealed position;
Figure 2 is a vertical section through a portion of the resealable bottle cap with the push-pull top portion shown in open position;
Figure 3 is a side elevation of the resealable bottle cap;
Figure 4 is a top plan view of the resealable bottle cap;
Figure 5 is a perspective view of the resealable bottle cap -with a portion of the tear skirt removed; and Figure 6 is a perspective view of the top cap portion of the resealable bottle cap prior to assembly on the remainder of the cap.
Descri~tion of the Preferred Embodiment By referring to Figure 5 of the drawings, a broken line representation of the upper portion of a water bottle may be seen with a perspective view of the resealable bottle cap with a push-pull closure positioned thereon and comprising a top por-tion 10 with a depending annular flange of different diameters,one of which forms a relatively short first portion 11 and the other forms a larger diameter portion 12 of the depending annular flange.
An outturned angular flange 13 is formed on a majority of the lower edge of the depending annular flange 12 and a pull tab 14 is attached to the depending annular flange 12 in the area between the ends of the outturned angular flange 13.
Still referring to Figure 5 of the drawings, the larger diameter depending annular flange 12 is provided with an annular area of weakness comprising a tear groove 15 which enables the lower portion of the second annular flange 12 to be removed when the tear tab 14 is held- and moved outwardly and around the resealable bottle cap.
By referring now to Figure 1 of the drawings, it will be seen that an opening 16 is formed in the center of the top 10 of the cap and that an upstanding cylindrical pour spout 17 is positioned in registry with the opening 16, the upper end of the pour spout 17 having a secondary top portion 18 thereon which is apertured at 19. A plug 20 is positioned on the secondary top 18 in spaced relation to the aperture 19 by a plurality of circumferentially spaced angularly arranged legs 21.
Still referring to Figure 1 of the drawings it will be seen that a push-pull top cap 22 is positioned on the upstanding cylindrical pour spout 17 and comprises a top portion 23 having a central opening 24 therein which registers with the plug 20 to form a closure when the top portion 23 is in the position illustrated in Figure 1 and resting on the secondary top 18 of the upstanding cylindrical pour spout 17. The top cap 22 has a depending cylindrical body member 25 and is connected by a plurality of frangible elements 26 on its lower edge with a ring 27. The ring 27 has an inturned annular flange 28 thereon which slidably engages the exterior of the upstanding cylindrical pour spout 17 and the depending cylindrical body member 25 of the top cap 22 has a pair of inturned annular flanges 29 which slidably engage the outer surface of the upstanding cylindrical pour spout 17. There are two outturned annular flanges 31 and 32 respectively, formed on the exterior of the upstanding cylindri-cal pour spout 17, the outturned flange 31 being oppositely disposed with respect to the secondary top 18 and the outturned flange 22 being spaced therebelow and above the top 10 of the bottle cap so that vertical movement of the push-pull top cap 22 is limited.
In the assembled form illustrated in Figure 1 of the draw-ings, the integral ring 27 joined by the frangible elements 26 to the cylindrical body member 25 of the top cap 22 is incapable of moving upwardly due to the inter-engagement of the inturned flange 28 thereon with the outturned flange 32 on the cylindrical pouring spout 17 and the cylindrical body member 25 of the top cap 22 is incapable of vertical movement such as necessary to move the apertured top 23 thereof above the plug 20 until sufficient force is applied to the top cap 22 to break away the frangible elements 26 whereby the top cap 22 can move to the position illustrated in Figure 2 wherein the opening 24 therein moves upwardly and away from the plug 20. The inturned annular flanges 29 on the cylindrical body member 25 of the top cap 22 cannot move above the outturned annular flange 31 on the secondary top 18 of the upstanding cylindrical pour spout 17 so that the push-pull top cap of the bottle cap is-child-safe as it is not removable therefrom.
In Figure 3 of the drawings, a side elevation of the re-sealable bottle cap with push-pull closure may be seen in its initial assembled condition as hereinbefore described in connec-tion with Figures 1 and 5 of the drawings, and it will be seen that there is a vertical area of weakness 15A extending between the lower edge of the larger depending flange 12 and the tear groove 15.
Those skilled in the art will observe that the larger diameter depending annular flange 12 of the bottle cap which engages the neck finish of a water bottle or the like is provided with two configurations for engaging, matching, or -registering with configurations on the neck finish. These comprise an inturned annular flange 32 on the lower inner edge of the first depending annular flange 11 of the bottle cap which is in opposed relation to the conventional depending sealing flange 33 of such caps and an annular groove 34 in the larger diameter depending annular flange 12. Blow molded water bottles or similar containers having appropriately shaped neck finishes including annular grooves on their inner surfaces and annular ribs on their inner surfaces will accordingly register with the configurations illustrated in the present disclosure.
It will thus be seen that the resealable bottle cap with a push-pull closure of the present invention forms an attractive and very practical closure for a water bottle such as used in various sports such as bicycle races and the like, in that the bottles which are initially filled and sealed by the application of the resealable bottle cap will retain the bottle cap in position due to the registering configurations in the depending annular flanges of the portion of the cap engaging the water bottle finish and at the same time provide a tamper-indicating sealed closure with respect to the upstanding cylindrical pour 2037~8 spout of the invention which must be forcibly opened by moving the push-pull top cap 22 upwardly so as to break the frangible elements 26 to open the aperture 19 therein and permit the contents of the water bottle to be used. At such time as the water bottle is empty, it may be refilled by using the tear tab 14 to remove the major portion of the larger diameter depending flange 12 from the bottle cap which can then be removed by forcibly disengaging the inturned annular flange 32 from a matching configuration on the water bottle neck finish. This latter feature permits the bottle cap to be repositioned on the refilled water bottle where it holds tightly and permits the push-pull top cap 22 to be opened and closed in the same manner -as was provided by the original complete resealable bottle cap assembly.
Those skilled in the art will observe that the device of the invention is advantageously formed of resilient molded plastic material such as polyethylene.

Claims (5)

1. A resealable bottle cap for a bottle having a neck with bottle cap retaining means on the exterior of the neck, said cap having an annular flange depending from a cap top for surrounding the bottle neck, said flange having means for engaging said cap retaining means, frangible tamper-evidencing means to prevent removal of said cap from said neck without breaking said tamper-evidencing means, there being a cylindrical pour spout on said top communicating with an opening in said top, said pour spout having an apertured secondary top thereon and means on said secondary top positioning a plug in spaced relation to said secondary top and its aperture, and there being a cylindrical top cap axially movable disposed on said spout and having an opening registering with said plug to form a closure when said top cap is in a first position, said top cap including a ring and a plurality of circumferentially spaced frangible elements integrally connecting said ring with a lower edge of said top cap in said first position; and an external flange on said spout retaining said ring in the first position when said top cap is moved axially away from said first position so as to break said frangible elements and move said top cap to a second position to locate said opening in said top cap in spaced relation to said plug.
2. The resealable bottle cap of claim 1 wherein said retaining means comprises an annular groove in and an annular flange on said neck and means on said depending flange for engaging said retaining means comprising an annular flange and an annular groove on the inner surface of said depending flange of said bottle cap.
3. The resealable bottle cap of claim 1 wherein said means on said pour spout and on said ring retaining said ring in said first position comprise an annular flange on said pour spout and an inturned annular flange on said ring.
4. The resealable bottle cap of claim 1 wherein said upstanding pour spout has a tubular body of a known outer diameter and said top cap has a cylindrical body, the inner diameter of which is greater than said known outer diameter of said tubular body.
5. The resealable bottle cap of claim 1 wherein said means on said secondary top spacing said plug with respect to said secondary top and said aperture therein consists of several legs integrally formed with said secondary top and said plug.
CA002037728A 1991-03-07 1991-03-07 Resealable bottle cap with push-pull closure Expired - Lifetime CA2037728E (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002037728A CA2037728E (en) 1991-03-07 1991-03-07 Resealable bottle cap with push-pull closure
GB9202448A GB2264110B (en) 1991-03-07 1992-02-05 Resealable bottle cap with push-pull closure

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002037728A CA2037728E (en) 1991-03-07 1991-03-07 Resealable bottle cap with push-pull closure
GB9202448A GB2264110B (en) 1991-03-07 1992-02-05 Resealable bottle cap with push-pull closure

Publications (2)

Publication Number Publication Date
CA2037728C CA2037728C (en) 1995-05-02
CA2037728E true CA2037728E (en) 1996-08-20

Family

ID=25674501

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002037728A Expired - Lifetime CA2037728E (en) 1991-03-07 1991-03-07 Resealable bottle cap with push-pull closure

Country Status (2)

Country Link
CA (1) CA2037728E (en)
GB (1) GB2264110B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5588562A (en) * 1994-10-31 1996-12-31 Sander; Dieter Tamper evident resealable plastic closure
US6073809A (en) 1996-02-15 2000-06-13 International Plastics And Equipment Corporation Snap-on tamper evident closure with push-pull pour spout
US5862953A (en) 1996-04-16 1999-01-26 International Plastics And Equipment Corporation Tamper evident push-pull closure with pour spout
GB2320924A (en) * 1997-01-07 1998-07-08 Robert William Richar Lawrence Valved tops for liquid containers
USD429312S (en) 1999-08-31 2000-08-08 Kimberly-Clark Worldwide, Inc. Travel filtration bottle
AU7340100A (en) 1999-08-31 2001-03-26 Kimberly-Clark Worldwide, Inc. Portable purification system
USD433729S (en) 1999-08-31 2000-11-14 Kimberly-Clark Worldwide, Inc. Filtration bottle with cap
GB2370835A (en) * 2000-12-23 2002-07-10 Romeo Mestriner Push-pull closure for drinks container
EP1251076A1 (en) 2001-04-20 2002-10-23 Crown Cork & Seal Technologies Corporation A closure
ES2280551T3 (en) 2001-07-03 2007-09-16 Beeson And Sons Limited CLOSURE ASSEMBLY WITH VALVE.
GB0116804D0 (en) * 2001-07-10 2001-08-29 Britvic Soft Drinks Ltd Closure
WO2004074120A2 (en) * 2003-02-24 2004-09-02 Milorad Obradovic Two-part safety closure
MY137973A (en) 2003-10-31 2009-04-30 Obrist Closures Switzerland A tamper-evident closure
GB0608433D0 (en) 2006-04-28 2006-06-07 Obrist Closures Switzerland Closure with RFID device
GB2450939B (en) 2007-07-13 2012-02-01 Obrist Closures Switzerland Tamper-Evident closure
GB2450940B (en) 2007-07-13 2011-11-30 Obrist Closures Switzerland Tamper-evident closure
GB0721330D0 (en) 2007-10-31 2007-12-12 Obrist Closures Switzerland Tamper Evident closure
GB0806190D0 (en) 2008-04-04 2008-05-14 Obrist Closures Switzerland A closure
USD630093S1 (en) 2010-06-11 2011-01-04 Obrist Closures Switzerland Gmbh Closure
GB2492586A (en) * 2011-07-07 2013-01-09 Alan Christie Double Tamper Evident Seal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589561A (en) * 1985-01-11 1986-05-20 Northern Engineering And Plastics Corp. Tamper-proof closure for containers
US4826055A (en) * 1985-03-11 1989-05-02 Gene Stull Closure cap construction
FR2597072B1 (en) * 1986-04-09 1988-12-16 Bouchons Plastiques CONTAINER TIP ENSURING THE IMPOSSIBILITY OF FILLING AFTER EXHAUSTION OF THE INITIAL LOAD
US4754899A (en) * 1987-02-03 1988-07-05 Gene Stull Twist cap having adjustable flow rate
US5046646A (en) * 1990-04-04 1991-09-10 Gene Stull Non-resealable dispenser cap construction

Also Published As

Publication number Publication date
GB2264110A (en) 1993-08-18
CA2037728C (en) 1995-05-02
GB9202448D0 (en) 1992-03-18
GB2264110B (en) 1995-10-25

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