Abstract: A transfer set assembly for transferring fluids between a first container, such as a conventional medical vial, having a sealed open end and a second container such as a conventional IV infusion bag. The transfer set includes a collar having a proximate tubular end portion for securement to the container, a needle cannula and holder assembly, which is telescopically received in a distal tubular portion of the collar, and a closure including a tubular body portion having an open proximate end which is telescopically received over the needle cannula and holder assembly and the distal tubular portion of the collar, a closed distal end portion and an inner tubular portion which is integral with the closed distal end. The inner tubular portion includes a free end having spiral camming surfaces which mate with spiral camping surfaces on the inside surface of the tubular distal portion of the needle cannula holder.

Abstract: A plastic end plug for use with plastic pipe, the end plug having a knock-off disc with dimensions that prevent the entire disc, when separated from the remainder of the plug, from entering the pipe bore. The knock-off disc of the plastic end plug is removable by a force applied to the disc in a direction substantially perpendicular to the longitudinal axis through the pipe bore, and desirably includes an optical indicator observable by the user to determine whether or not the underside of the knock-off disc is wetted by a fluid contained in the pipe segment.

Abstract: A tamper-evident closure for a container includes an outer tamper-evident cap engagable over an inner container sealing cap which may form part of the tamper-evident closure or part of the container, cap retaining prongs on the outer cap which permit placement of the outer cap on the container neck over the sealing cap but prevent upward removal of the outer cap from the container, a tear strip for severing the outer cap between its upper and lower ends to permit upward removal of the upper portion of the outer cap from the container, and a circumferential rupture line along which the outer cap separates to evidence tampering if an attempt is made to forcibly remove the outer cap from the container without tearing the tear strip from the outer cap.

Abstract: A threaded type tamper-indicating closure in which the tamper-indicating ring is separated from the cap element of the closure as the closure is opened, the tamper-indicating ring includes an upper wall member of relatively reduced thickness to enable both bending and flexing radially outwardly during installation to enable relatively rigid tabs to clear a radially outwardly extending bead on the container neck or finish. The tabs extend radially inwardly from an upper edge of a relatively thicker lower wall member of the tamper-indicating ring, and do not substantially bend or flex relative to the lower wall member during either installation or removal.

Abstract: A pilfer-proof cap made of synthetic resins capable of preventing at least a rotation of a packing together with a cap in a simple construction when said cap is removed and holding a sealed-up tightness of a container until a bridge is broken is provided.A cap, in which a top wall and a skirt depending from said top wall are comprised and a threaded portion of the cap screwed in a threaded portion of the container is provided, a plurality of bridges, a packing provided so as to seal up tightly a mouth portion of container during the time when said cap is closed, a packing guide, a circular inner sealing member tightly insertable into an inner surface of said mouth portion of container provided in said packing and an air reservoir formed in an upper surface of the packing are comprised.

Abstract: A child resistant package comprises a container, a transition piece (112) and a closure (114). A pushtab (30, 130 or 230) on either the closure or the transition piece and an interlocking tooth (32, 132 or 232) on the other of the closure or the transition piece form the child resistant feature of the package. The pushtab (130) is moved inwardly to disengage the pushtab from the interlocking tooth (132) so that the closure may be unthreaded from the container. The transition piece and the closure are molded in a single piece in one molding process. The frangible connections (40) between the closure and the transition piece break upon the unthreading of the closure for the first time to give a tamper indication.

Abstract: A container cap with tamper-evident band formed with a detent ring and a tearband, forming a tamper ring. When the cap is installed on the container neck, the detent ring engages an abutment shoulder on the neck to force latch tabs formed on the detent ring to engage a tamper band formed on the cap. Detent tabs formed on the detent ring engage a tamper projection shoulder on the container neck to prevent the detent ring from removal from the container neck when the cap is removed from the container.

Abstract: The present invention provides a sealing device comprising a container and a synthetic resin cap attached to a mouth portion thereof. The synthetic resin cap has a cap main body having a top plate portion and a tubular portion extending downward from the periphery thereof, the tubular portion being partitioned by a tearable weakening line into an upper main portion and a lower tamper-evidence ring portion, a threaded portion being formed on an inner wall surface of the main portion, and erectable engaging projections being provided on an inner wall surface of the tamper-evidence ring portion.

Abstract: The closure assembly of FIGS. 1 and 3 comprises a container 1, a cap 2 having a skirt portion 3, and a captive band 4 attached via a tamper-evident tear-off band 5 and a pair of frangible connections 6 and 7 to the skirt portion 3. Arrows 8 on the skirt 3 and 9 on the container 1 show that the cap 2 has been put on in the aligned position. A tab 10 on one end of the tear-off band 5 provides a grip for the fingers in removing the band. In FIG. 3 the tab 10 has been torn away to reveal a detent means on the container neck in the form of a projection 11. This is partly situated in a gap 19 under the tab 10 before this has been lifted away, and partly under the start end of the tear-off band 5, which is adapted to flex slightly to accommodate the projection 11 without any significant damage to the frangible connections 6 and 7.

Abstract: A multiwell tissue culture assembly for culturing cells comprising a plate and a lid. The plate includes a plurality of wells for accommodating a cell culture insert and the lid includes means for varying the gas diffusion into and out of the assembly and for substantially minimizing biological contamination of the cells being cultured in the cell culture insert. The means for varying the gas diffusion is a gas permeable membrane provided in an opening in the lid and a removable thin impermeable film label is provided for selectively occluding passage of gases through the gas permeable membrane.

Abstract: A one piece molded push on tamper resistant closure suited for reusable bottles such as rnilk bottles comprises a cap portion and a latch ring portion connected thereto by frangible tabs. Rupture of the tabs serves to detach the cap portion to permit its removal from the bottle, while simultaneously opening the latch ring portion to permit it to be removed laterally from about the neck of the bottle. The closure may also include a pull tab disposed on the cap portion to provide a levered fore for rupturing the frangible tabs.

Abstract: A tamper-evident heat induction liner for sealing a container includes at least four stacked layers and exhibits improved resistance to moisture migration. A heat seal polymer layer is provided for induction bonding against a container opening. A moisture-impermeable foil layer is secured against the polymer layer opposite the container opening. Tear-resistant backing layer is provided, and is secured to a low cohesive strength layer which is disposed between the backing layer and the foil layer. The low cohesive layer splits when the backing layer is lifted, leaving the foil layer and polymer layer with a portion of the split low cohesive strength layer covering the container opening in a tamper-evident, rupturable manner.

Abstract: In a closure for a container having an opening presenting an upstanding circular bead, said closure comprising: a closure body presenting a spout for dispensing liquids from said container, said spout including an annular recess for releasable securement to said bead; a cap releasably securable to said spout; a lock ring frangibly connected to said cap, said lock ring aligned with said closure body, said annual recess and said bead, said lock ring frangibly breakable from said cap to lock said closure body to said container.

Abstract: A plastic cap comprising a cap proper composed of a top panel and a skirt side wall, and a circumferential band provided in the lower end of the skirt side wall, wherein a screw for screwably engaging with the outer circumference of the neck of the container is formed in the inner surface of the skirt side wall, from the lower end of the skirt side wall, a circumferential band extends downwardly via a breakable line a plurality of bridge portions, in the inner surface of the lower portion of the circumferential band, a protrusion engageable with an engageable protrusion formed in the outer surface of the neck of the container is formed, and at least one flexible fin extending diametrically inwardly is provided in the inner surface of the circumferential band. When the container is tilted, the flexible fin is hooked on the jaw portion of the neck of the container, and is not removed from the neck of the container.

Abstract: The TE-band (3) of a closure cap for closure of a container is provided with retaining elements (5) which protrude radially inwards and upwards to the base of the closure cap from the inner surface of the TE-bank (3). Each retaining element (5) comprises a retaining surface (6) terminating in a retaining edge (7). The retaining edges engage beneath an engagement surface (10) on the mouth of a container when the closure cap is in position on said container. The retaining edge (7) are formed as a concave segment and all retaining edges (7) together define substantially a circle. The circle is coaxial with the engagement surface of a container mouth and has a diameter which is smaller than the outer diameter of the engagement surface of the container mouth.

Abstract: A screw cap comprises a main cap portion 1 having screw threads on its inner circumferential surface and a number of splines 6 axially extending on its outer circumferential surface, and a ring portion 11 having a projection 12 on its inner circumferential surface and a number of splines 13 extending on its outer circumferential surface and continuous from the splines 6 of the main cap portion. The ring portion 11 is spaced apart from and connected integrally with the lateral wall of the main cap body by fragile connector strips 15 which are partial extensions of the splines 6 or 13 lying over the distance A between the main cap body 1 and the ring portion 11. Thus the cap has a totally uniform, continuous appearance suitable for containers of products which should desirably look high-graded or uncontaminated.

Abstract: A closure cap that is connected captively with the neck of a container. To this end, a retaining ring is used to engage beneath a bead on the container mouth when the cap is in position on the container mouth. The cap wall is firmly connected with this retaining ring by the tether. The retaining ring at the same time serves as an anti-tamper security for the closure. In its original condition, the tether runs between the cap wall and the retaining ring along the circumference of the closure cap and is connected by nominal rupture bridge pieces not only with the retaining ring but also with the lower edge of the cap wall.

Abstract: A cap and container combination wherein the cap fits about the container in at least two closure positions. Two circumferential bands are provided around the skirt of the cap and there is an internal thread which engages an external thread about the container neck. In the first position, one band of the cap engages a circumferential slot about the container. The internal thread seals with the top of the container. The first band is removed and the container opened by removing the cap. In the second position, the second band engages the slot and the threads engage each other. In the second position, the second band is located about the container. It remains in position when and after the cap is removed. Tampering of the container and cap can be visually detected with this configuration. A bead about the container is formed of a reduced cross-section in portions circumferentially around the cap. This facilitates assembly and disassembly of cap and container.

Abstract: A tamper-evident closure for a container includes an outer tamper-evident cap engagable over an inner container sealing cap which may form part of the tamper-evident closure or part of the container, cap retaining prongs on the outer cap which permit placement of the outer cap on the container neck over the sealing cap but prevent upward removal of the outer cap from the container, a tear strip for severing the outer cap between its upper and lower ends to permit upward removal of the upper portion of the outer cap from the container, and a circumferential rupture line along which the outer cap separates to evidence tampering if an attempt is made to forcibly remove the outer cap from the container without tearing the tear strip from the outer cap.

Abstract: A container closure assembly including a container, a barrier layer and a closure member. The barrier layer and closure member completely cover the access opening to the container and the barrier layer includes a weakened portion thereof comprising a crystallized, brittle portion therein which is broken open on removing the closure member.

Abstract: An all-plastic, hinged, tamper-evidencing closure includes an upper closure surface or top with a hinge formed therein. The hinge may be a straight line, or curved or arcuate so as to provide a snap-action for opening and closing. The closure includes a peripherally depending skirt which has structure for removably retaining the closure on a container, such as a snap head or threads. Additionally, the skirt includes tamper-evidencing structure. The closure top surface may be planar, concave or convex, or it may be initially planar, but when subject to vacuum or pressure it becomes concave or convex, respectively. This latter feature provide a visual indicator that the vacuum seal or pressure seal of the container is intact.

Abstract: A tamper-indicating screw-on closure cap for receptacles having threaded necks includes a tamper-indicating security band in the form of a ring including a stop strip turned inwardly of the ring and inclined in an inward and upward direction so that, upon first assembly of the cap to a receptacle neck the stop strip engages beneath a peripheral projection on the neck. The stop strip includes a continuous upper edge lying in an imaginary stop plane extending perpendicular to the axial direction of the cap and spaced zones of lesser thickness that define a plurality of sectors that also include an inwardly projecting chordwise rib terminating at an inner edge that subtends each respective sector, wherein the edges of the ribs together define a polygonal section of passage the inscribed circle of which presents a diameter smaller than that of the peripheral projection of the neck.

Abstract: A security ring device to determine whether a container has been opened is integrated with a container and its cover. The security ring device has a rim which abuts the depending edge of the skirt of a container cover. The interior of the skirt has a portion which is provided with a perimeter groove. At least two lugs extend from the rim to the groove to lock the ring to the skirt. At least one lug extends from the rim to the container which has an outwardly extending flange portion positioned so that upon turning the cover to open the container, the at least one lug which extends from the rim to the container and establishes a tension for breaking the ring member. A collar may extend from the rim and abut the outer wall of the skirt. At least one weakened zone may be positioned in the rim ring to facilitate breaking.

Abstract: The invention relates to an opening arrangement of the type which consists of a pouring spout (3) formed from a thermoplastic material sheet (1) and surrounded by an outer closure portion (2). The outer closure portion (2) is sealed partly to the upper wall (4) of the pouring spout (3) and partly to a portion of the material sheet (1) surrounding the pouring spout (3). The outer closure portion (2) is provided with a failure impression (7) placed circularly around the outer closure portion (2) when this is sealed to the material sheet (1).

Abstract: A capsule having a cap portion may be torn together with a pulling tab for tearing. The capsule comprises the cap portion and a skirt portion. Two weakening lines for tearing the cap portion are provided between the cap portion and the skirt portion. One of the weakening lines on the cap portion side is inclined to a top of the cap portion with a certain inclination as it approaches near the tear-terminating end. When pulling the pulling tab outwardly, the cap portion is torn along the weakening lines. Then, as it approaches near the tear-terminating end, the cap portion is torn upward toward the top, thereby opening the cap portion. Thus, the cap portion is removed from a cap of a bottle together with the pulling tab in one unit.

Abstract: A one-piece plastic closure for fastening on a container having a lower part with a top surface which forms a pouring opening, and a cap pivotably connected to the lower part by a hinge shaft. A security element is connected to the closure such that, during initial opening of the closure, the security element is transformed from a secured state to a visually recognizable state of use.

Abstract: Tamper indicating, child proof system includes annular tear strip on the cap; and a rotatably indexing latch finger on the cap which engages a raised annular retainer ridge with bypass opening on the neck of the container. A tactile indicator of the rotational location of the bypass opening is under the tear strip for sensing by a finger that is in simultaneous contact with the cap, when the tear strip is removed. A lower ridge includes an index key for orienting the latch finger away from the bypass opening during assembly of the system.

Abstract: A cap assembly is fitted to a bottleneck, and is provided with a sleeve for fitting to the bottleneck. The sleeve is provided with a non-drip pouring spout whereby the liquid can be poured from the bottle through the sleeve and spout. A closure cap member is fitted to the sleeve in a secure manner. Before a cap portion of the closure cap member can be removed to permit the pouring of the liquid, a tear band must first be removed from the closure cap member, thereby providing tamper resistance. Additionally, the cap portion must be aligned with the sleeve before it can be removed, thereby providing child resistance.

Abstract: A screw-type closure device comprising a safety cap having a guarantee strip which includes a first ring connected to the bottom of a cap skirt by connecting bridges and a second ring assembled on the first ring by a peripheral zone of reduced thickness which allows the second ring to turn up inside the first ring. The second ring may be divided into at least two independent segments which are separated by gaps. The first ring of the guarantee strip includes at least one oblique groove of reduced thickness opposite one of the gaps in the second ring and which is torn to severe the guarantee strip from the container when the cap is removed.

Abstract: A container with a threaded neck and a non-spin threaded top and ring seal device. The top and the ring seal are frangibly attached. The neck has an upper zone with a helical thread and lower smooth zone with a diameter larger than the upper zone. Between the upper and lower zones is a serrated edge with teeth having oblique upper surfaces for easy insertion/assembly of the top and ring seal. Above the serrated edge there is an annular projection which defines an oblique annular tooth which holds the ring seal in place after the seal is broken, preventing it from coming out of place when the product within the container is being used. There is also another annular projection below the serrated edge near the bottom of the lower zone which centers the ring seal but does not prevent it from dropping when the seal is broken.

Abstract: A closure device for use with a container having an open neck finish, including an inner cap having a skirt terminating in an open end which engages the outside diameter of the finish. The inner cap is sized to initially engage the finish. The skirt has circumferentially spaced slits extending, which may function as lyophilization ports, which permit the inner cap to expand upon an axial closing force and engage the bottom of the finish. A liner is positioned in the inner cap proximate the closed end and is compressed against the finish when the cap is moved to alignment with the bottom of the finish. An outer cap is locked on to the inner cap in pre-assembly which then encloses the inner cap after complete assembly to seal and compress the liner between the finish and the inside face of the inner cap.

Abstract: A tamper evident cap designed for threading onto a container by conventional bottle capping machinery. The cap includes a first set of spaced-apart lugs for engaging a second set of spaced-apart lugs of a container. The lugs of the cap and the lugs of the container neck are constructed to slide relative to each other upon threading of the cap onto the container while engaging each other to prevent unthreading of the cap from the container. The container neck is especially suited for glass bottles which must be blow molded. The cap includes a first skirt portion and a separable strip, and may include a second skirt portion that remains on the container neck after the separable strip has been removed. The gap between the skirt portions left by removing the separable strip indicates that the cap has been tampered with.

Abstract: A snap on non-replaceable cap for a plastic school milk bottle neck finish with an external annular rib has a top with an inwardly spaced sealing flange depending therefrom, the outer surface of the sealing flange is shaped downwardly and inwardly. A tear skirt having an inturned annular flange forming the peripheral edge of the top is joined to the top by a thin semi-annular tear line. An inturned rib is formed on the inner surface of the tear skirt which locks under the external rib on the neck finish. The tear skirt, including the inturned annular flange may be completely or partially torn away from the top to permit the top to be removed. To facilitate removal, the tear skirt is formed with a second tear line from a lower edge thereof to the thin semi-annular tear line in the top. A pull tab is formed adjacent the second tear line functions as a lift tab to remove the cap. The top and its depending sealing flange prevent the same from being replaced on the bottle.

Abstract: The invention relates to a screw top comprising essentially two elements formed by a skirt and a sealing ring connected together in a number of places by means of small cross-elements which can be broken when unscrewing the top, characterised in that of said two elements, either the skirt (2) or the sealing ring (3) comprises prolongations (8-10) which extend sufficiently far towards and beyond the opposite element so as to prevent any deformation of the sealing ring (3) in the radial direction of the top.

Abstract: A multilayer innerseal having a grip tab extending across the innerseal. Force applied to the grip tab is concentrated at the base of the grip tab and promotes a complete failure of the innerseal. In use, a substantial portion of the original innerseal remains adhered to the container to providing evidence of tampering and to frustrate efforts to reseal the container.

Abstract: A screw cap for a container that has a thread, in particular bottles, jars, and the like. A ring that incorporates at least one projection engages the thread on the container. The ring can be configured as a safety ring, i.e., that it have a lower ring section that incorporates barbs that extend from a perpendicular wall area. When the container is first opened, the barbs engage under projections on the container and burst the lower ring section off. The cap of the screw cap need incorporate no threads of any kind because of the projections of the ring.

Abstract: A closure for a container having a tamper evident band which remains on the container after the closure is removed including a substantially cylindrical end cap closed at a first end thereof by a top surface, open at a second opposite end thereof and including an annular side wall having a predetermined length extending between the first and second ends, an annular band having a first side positioned proximate the second open end of the end cap, a plurality of severable bridge members connecting the first side of the annular band to the second open end of the end cap at a plurality of predetermined positions about the periphery of the annular band and the end cap thereby forming between the bridge members a plurality of slits extending between the first side of the annular band and the second end of the end cap, a member for affixing the annular band to the container and a tether member connected between the first side of the annular band and the second open end of the end cap for providing limited movement b

Abstract: The tamper evident cover assembly is used with a sprayer nozzle of a trigger sprayer of the type including a body, a trigger movably mounted to the body for operating a pumping mechanism upon actuation thereof and a sprayer nozzle at the front end of the body. The tamper evident cover assembly comprises a cover for the nozzle, at least one flange extending rearwardly from the cover and having first coupling structure thereon for coupling to the trigger, a frangible connection between the flange and the cover, and, second coupling structure on the trigger for coupling with the first coupling structure upon the flange, whereby actuation of the trigger will cause the cover to be pulled against the nozzle to cause tensioning and breaking of the frangible connection between the flange and the cover and separation of the cover from the sprayer nozzle, such resulting separation being evidence of tampering with the trigger sprayer.

Abstract: A bottle for packaging beverages for individual use, comprising a wide mouth container and a closure lid; the container having a neck with a circular opening; the closure lid having a concentric inner skirt and outer skirt; the container and the closure lid having corresponding fastening means for opening and closing the container; the corresponding fastening means respectively located on an inner circumferential area of the circular opening of the neck and on an outer circumference of the inner skirt; the outer circumferential area of the neck being smooth; the outer diameter of the neck being equal to the inner diameter of the outer skirt, wherein the outer skirt covers and protects the smooth outer circumferential area of the neck when the closure lid is fastened to the container, the environment outside the bottle.

Abstract: The present invention provides a one piece plastic closure of the type including a cap part, a tear band which is removable and an anchor band. A hinge member connects the anchor band to the cap part so that when the tear band is removed, the cap part can hinge relative to the anchor band. The anchor band is intended to be retained by the container to which the closure is applied by push fitting so that the anchor band cannot be removed from the container. The invention further provides weakened sections in the anchor band which will fracture if an attempt is made to pry the closure from the container without removal of the tear band, but which will remain intact when the closure is applied to the container by push fitting.

Abstract: The end wall of a screw cap of rigid thermoplastics material is provided with a sealing ring of heat-polymerized plastisol and the cylindrical skirt of the cap has an internal multiple thread at its upper end, an intermediate opening tear-strip and a lower part with an internal annular engagement rib which snap-engages under an annular rib of triangular cross-section situated below the thread of the threaded neck of a rigid container. The annular rib of the cap is interrupted in a plurality of zones and the neck of the container has a corresponding plurality of projections which extend downwards from the base of the triangular rib and, upon completion of the first screwing on of the cap, are each positioned in one of the interrupted zones of the rib of the cap, so as to prevent both a limited accidental unscrewing of the cap and the overtightening of the cap, and thus prevent the seal of the closure from being compromised in both cases.

Abstract: A tamper-evident multiple layer induction foil liner for sealing the opening of a container comprises a "sandwich" having a first layer in the form of a fusion-bond heat seal polymer. This heat seal polymer is fusion bonded to the lip of the container opening to secure the liner to the opening. The next layer is a low-cohesive strength layer which, in turn, is bonded to an aluminum foil layer strengthed with tear-resistant backing. A pull-tab is provided to facilitate removal of the liner after the cap is removed from the container. When the pull-tab is lifted, the low-cohesive strength layer splits or shears through the application of a relatively small amount of force. Thus, the aluminum foil and tear-resistant backing readily may be removed from the container opening. It is then a simple matter to puncture the thin and mechanically weak polymer layer to uncover the container opening.

Abstract: The invention relates to a plastic bottle cap in two parts. The first part (1) of said cap is annular-shaped and exhibits on its external lateral surface a plurality of projections (5), while the second part comprises a screw-up (2) inferiorly to which is connected a breakable seal (4) by means of easy-breaking webs (6); the cap exhibits a plurality of teeth (7), arranged parallel to the webs (6), which, on first screwing-on of the cap on to the bottle, are inserted between the projections (5) of the first part (1) and bear the forces which are generated during the screwing-on; since the teeth (7) are not connected to the breakable seal, the teeth (7) do not obstruct the detachment between the bottle-top and the breakable seal (4) when the cap is first unscrewed.

Abstract: A device for forming a closure, including first and second dies for cooperatively forming the closure. The dies come into mutual contact against both sides of an annular disc. The dies form a center hole and cooperatively operate to form a shoulder and skirt on the outer part of the closure. The annular center section and bridges are formed by action of a plurality of die stems which form a recessed dependent lip on the shoulder and which form frangible bridges connecting the lip to the central section.

Abstract: A cap apparatus includes a cylindrical cap body hingedly mounting a lid thereto, wherein the lid includes a rigid lid arm projecting exteriorly of the lid, including an "L" shaped spring leg arranged to maintain the lid arm in an orthogonal orientation relative to a conduit bore directed through the cap body. A conical piercing cone is mounted to a bottom surface of the lid projecting interiorly of the conduit bore to effect piercing of a seal member of an associated container, wherein the cap body includes a plurality of spring clips arranged to secure the cap body relative to the associated container. A modification of the invention includes the cap member apparatus defined as spaced flanges utilizing a piercing cone coaxially aligned with a presser plate to effect the clamping and piercing of a fluid container therebetween.

Abstract: An improved pilfer-proof screw-on bottle cap having a ring section attached thereto with frangible bridges, wherein the ring section has at least four inwardly extending molded-in-place hooks. The hooks are circumferentially positioned at the edge of the ring section distal to the cap and engage a radially extending bead on the bottle, thereby preventing upward movement of the ring section together with removal of the bottle cap. The frangible bridges break under continued removal forces, thereby causing the ring section to become detached as an indication of tampering. The frangible bridges are located relative to the radially extending bead of the bottle at a position proximate to and no higher than the lower edge of the bead.

Abstract: A container closure includes a body for mounting on the container. The body defines two spaced-apart surfaces and a dispensing orifice between the top surfaces. A flow control device, such as a lid or nozzle assembly, is disposed on the body between the two spaced-apart top surfaces for being moved between positions opening and closing the dispensing orifice. A tamper-indicating member is provided over the lid or nozzle assembly. The member has two spaced-apart outer sections which are each attached to one of the body top surfaces. The member also has a middle section extending across and over the lid or nozzle assembly. The middle section is joined on each side with a frangible web to an outer section to inhibit movement of the lid or nozzle assembly from the closed position. The tamper-indicating member also includes a graspable pull tab on the middle section.

Abstract: A container and its threaded sealing cap with a tear-off security strip, a constricted portion of the container being threaded and provided with flexible teeth having an increasing spring action ratcheting with notches of the security strip, and having a mechanical strength making it possible to guarantee that the container is tamper-proof, while insuring ease of opening after tearing off the security strip.

Abstract: A bottle feeder comprises a tamper evident overcap, which captures a nipple and hold-down cap and has a pop-up indicator to insure the integrity of the bottle is discribed. Upon removal of the overcap the tamper evident band remains on the bottle and the pop-up indicator indicates the feeder has been opened. The nipple and hold-down cap can be withdrawn from the overcap and placed on the bottle for use.

Abstract: A tamper proof cap for use on container having a threaded neck. The cap includes a top portion, an annular skirt portion depending from the top portion and a separable strip depending from the bottom of the skirt portion. The boundary between the skirt portion and separable strips is defined by a line weakness. The skirt portion has internal threads that complement threads on an upper portion of the container neck. A portion of the separable strip has internal teeth that engage notches on a lower portion of the container neck. At the end of the strip is a tab which is grasped and pulled to sever the strip from the skirt along the line of weakness, thereby allowing the skirt portion to be unthreaded. The teeth of the strip and the container notches are constructed to allow the teeth to slide past the notches upon rotation of the cap in clockwise threading direction while causing the teeth to engage the notches to prevent rotation of the cap in a counterclockwise unthreading direction.