DE10157071C1 - Non drip baby feeding bottle, includes two apertured twist fit closure rings for controlling flow of contents from bottle and into teat - Google Patents

Abstract

Bottle has hole (48) extending through support surface of cylindrical mantle of upper closure ring (40) to exit in external threading region of mantle. Hole (31) extends through support surface of cylindrical mantle of lower closure ring (20). Holes are exposed or blocked by twisting upper closure ring relative to second closure ring. The bottle (10) has an opening (15) with external threading (14), a lower closure ring (20), an upper closure ring (40), catch components (34, 54) for releasably and rotatably fixing the two rings together, a teat (60), and a screw ring (70) with internal threading. The lower closure ring comprises a cylindrical first mantle with internal threading for screwing onto the external threading of the bottle. A middle part joins the top side of the first mantle and has a rotation symmetrical support surface separated from the inside of the bottle. At least one hole (31) extends through the support surface and into the inside of the bottle. The upper closure ring comprises a cylindrical mantle with external threading. A middle part joins the top side of the second mantle and has a rotation symmetrical support surface that sits tightly on top of the lower closure ring support surface. At least one hole (48) extends through the upper closure ring support surface to exit in the external threading region of the upper closure ring mantle. These holes are exposed or blocked by twisting the upper closure ring relative to the lower closure ring. The screw ring is screwed onto the external threading of the upper closure ring, to which a bottom edge region of the teat is releasably secured.

Description

The invention relates to a leak-proof bottle for children's food.

In known bottles for children's food, the teat has one at the bottom circumferential suction flange, which seals with a screw ring on the thread a bottle for children's food. To leak the liquid Preventing drinking outside can occur between the suction flange and the opening Put a lid on the edge of the bottle and clamp it using the screw ring the. Inserting or removing the lid is tedious and can also be too Contamination of the bottle contents. The latter in particular if the fla should be temporarily closed again after partial emptying.  

Proceeding from this, the object of the invention is a leak-proof To create a bottle for children's food, which makes it easier for the user to prevent and remove liquid.

The task is carried out by a leak-proof bottle with the characteristics of the An Proverb 1 solved. Advantageous embodiments of the bottle are in the subclaims che specified.

The leak-proof bottle for children's food according to the invention has

• A bottle with a first external thread around a bottle opening,
• - A lower locking ring, which is a substantially cylindrical, first man has a first internal thread that is on the external thread of the bottle is screwed on, and the one with the upper edge of the first shell part denes, first middle part with a rotationally symmetrical about a longitudinal axis, from Bottle interior separated, first seat and at least one on the one hand the first seat and on the other hand, opening into the bottle interior, he first flow hole,
• - An upper locking ring, which is a substantially cylindrical, second man telteil has a second external thread and one ver with the jacket part tied, second middle part with a rotationally symmetrical around the longitudinal axis,  on the first seat sealingly seated second seat and at least one in the second seat and the other in one of the two The outside of the seat facing away from the inside of the second external thread has an opening, second flow hole, which by rotating the upper Ver closing ring with respect to the lower locking ring in overlapping and not overlapping positions with respect to the first flow hole can be brought,
• - Locking elements, the lower and upper locking ring relative to each other which can be rotatably and releasably locked together,
• - a drinking teat and
• - A screw ring with a second internal thread on the second external thread winch of the upper locking ring is screwed and a lower edge area of the drinking teat releasably attached to the upper locking ring.

In that the first and the second locking ring with their first and second Seating surfaces sit on top of one another and are rotatable relative to each other, it is possible to overlap the first and second through holes and to bring non-overlapping positions. Form the lower and upper locking ring thus a valve that goes from the bottle interior to the outside of the upper closure ring is permeable when the first and second through holes over each other cover, which, on the other hand, blocks the inside of the bottle from the outside when the first and second through holes do not overlap each other. This is it possible, the child food can escape from the bottle interior to the outside  of the upper locking ring, which fi the interior of the upper locking ring xed drinking teat facing specifically to control. By simply twisting the upper locking ring with respect to the lower locking ring, it is possible to rivers liquid into the teat to get out of the drinking hole of the mouth to be sucked off, or to prevent entry into the drinking teat, to provide leak protection. The use of leakage protection is extreme simply because it can be done by simply twisting the upper locking ring, and hygienic, since the leak protection is not in the interior of the bottle or the vacuum must be intervened. In addition, it is basically possible commercially available bottles to be provided with the leakage protection, as for fastening the Leakage protection the already existing bottle thread can be used can. The leakage protection can also be used with conventional drinking teats and Screw rings are connected by the second external thread to the thread known screw rings is adjusted. This also allows using the same bottle and to use without leakage protection.

According to one embodiment, the lower locking ring has a circumference of first jacket part on the outwardly projecting first ring flange, which is the turning the lower locking ring on or from the first external thread.

According to one embodiment, the first middle part has one of the inner circumference of the first Middle part inwardly projecting second ring flange, which seals against the  Edge of the bottle opening is screwed. According to a further embodiment a first ring-shaped one between the second ring flange and the edge of the bottle opening Sealing element arranged. This can be made of a soft elastic material where against the lower locking ring basically from a harder and more rigid Material can be.

Basically, the lower locking ring and the upper locking ring on the first and second seats can be rotatably guided together. After an ex staltung has the lower locking ring to the longitudinal axis rotationally symmetrical outside surfaces and the upper locking ring to the longitudinal axis rotationally symmetrical inner surface chen that are brought together. These outer and inner surfaces cause one exact guidance especially when between the first and second seat surfaces soft elastic sealing elements are arranged.

The seats can have different rotationally symmetrical shapes, ins special circular cylindrical or spherical. According to one embodiment, it is most seat on a first cone tapering towards the inside of the bottle intersected with the first flow hole and the second seat surface Second cone section tapering inside the bottle with the second through river hole formed. The cone sections can be manufactured and manufactured particularly cheaply just put them together. According to a further embodiment, the first seat surface and the second seat on both sides of the first and second cone sections  ordered cylinder sections formed between which the second and third ring shaped sealing elements are arranged.

According to one embodiment, the lower edge of the second jacket part is with a Ring bead connected, which overlaps the first shell part on the outside. This allows the lower and upper locking rings against an almost jump-free outer contour ben that jumps almost without jump into the outer contour of the bottle.

According to one embodiment, the drinking teat with its lower edge area sealingly pressed against the second middle part. As a result, the teat is after same principle on the upper locking ring sealable as directly the bottle opening. According to one embodiment, the drinking teat is with one of the sealing bottom flange projecting outwards and / or sealing bead pressed against the upper locking ring. This enables the use of known ones Teats.

According to one embodiment, the screw ring has above the second internal thread an inwardly projecting fourth ring flange for pressing the suction flange against the top of the top lock ring. This enables the on set of conventional screw rings.  

According to one embodiment, at least one is on the first and / or second seat arranged a knob, which is elastic in the second flow hole and / or the first Flow hole and / or in the second seat and / or at least a first Ver recess can be snapped into the first seat. This locks the formed by the lower and upper locking ring in the closing and in the Opening position possible. According to a further embodiment, the first seat surface surface at a first distance from the longitudinal axis in the circumferential direction other spaced first flow holes and / or knobs and / or depressions and has the second seat at a second distance from the longitudinal axis meh rere spaced apart second flow holes and / or knobs and / or Deepening. Multiple flow holes allow increased throughput with a relatively small size of the leakage protection. By one of the number Flow holes adapted number of knobs, all flow holes are closed bar.

According to one embodiment, the locking elements are with the lower edges the first and the second seat connected snap elements. The snap elements are thus arranged inside the bottle and can be removed after dismantling the lower and upper locking ring ge with manual support from each other be solved. This applies in particular to a further embodiment in which the lower one Locking ring protrudes inwards from the lower edge of the first seat Locking projection and the upper locking ring from the lower edge of the second  Seat protruding tabs. By bending a bottom The edge can be released or the protrusion of the snap tongues can be released. After egg ner configuration is the lower locking ring and / or upper locking ring Part made of partly hard and partly soft material, the soft Be are rich integrated sealing elements. Separate sealing elements can ent fall. The sealing elements are preferably soft and elastic.

According to one embodiment, the lower locking ring and / or the upper Ver closing ring on the jacket facets. The facets facilitate screwing or Unscrew the lower closure ring onto the bottle and the facets of the upper one Locking ring facilitate the twisting of the latter with respect to the lower Ver circuit ring.

According to one embodiment, the screw ring on the jacket has knobs that open screw or unscrew the screw ring. After another The screw ring consists partly of a hard and partly of a soft plastic, whereby in the area of the knobs of a soft Plastic. The soft plastic knobs have increased friction, which makes it increased screwing forces are favored.

According to a further embodiment, the lower locking ring and / or the upper one Lock ring and / or the screw ring a two-component injection molded part. in the  Injection molding processes can affect the soft and hard areas of the the components are realized.

According to one embodiment, the bottle has a slip cup on the Screw ring and / or the upper locking ring and / or the lower locking ring can be snapped on and / or clamped on. The slip cup serves in particular for protection of the drinking teat from contamination if the bottle is not turned on for drinking is set. According to a further embodiment, the slip cup has at the bottom inside a circumferential bead, which in a in the jacket of the screw ring and / or of the upper locking ring and / or the lower locking ring formed groove or knobs arranged there can be snapped.

The invention is based on the accompanying drawings of an embodiment Example explained approximately. The drawings show:

Fig. 1, the leakproof bottle in a perspective exploded view;

Figure 2 the same bottle assembled in the flow position in a vertical section through the upper half.

Fig. 3 assembled the same bottle in the closed position in a vertical section through the upper half.

In this description, the orientations "top" and "bottom", "towering" and "towering" and "vertical" and "horizontal" refer to. on the orientation of the bottle in FIGS. 2 and 3.

According to Fig. 1, the leakproof bottle to a bottle 10 (eg. B. wide-mouth bottle), a lower closure ring 20, an upper closure ring 40, a drinking teat 60, a screw ring 70 and a cap 80.

The bottle 10 has a cylindrical, waisted bottle body 11 , which has a bottom 12 on the end face and a neck 13 with a catchy, first external thread 14 and a bottle opening 15 on the other end face. The bottle's opening 15 is surrounded by an opening edge 16 . The bottle 10 has a longitudinal central axis 17 .

The lower locking ring 20 has an essentially cylindrical, first jacket part 21 , which has a first internal thread 22 on the inner circumference, which is screwed onto the first external thread 13 according to FIGS. 2 and 3. A first ring flange 23 projects radially outward from the circumference of the first jacket part 21 and has a downward extension parallel to the jacket part 21 .

The lower locking ring 20 has a first central part 24 connected to the upper edge of the first jacket part 21 , which comprises several sections: adjacent to the first jacket part 21 , it has a second ring flange 25 which projects radially inwards. The radial ring flange 25 has a first sealing ring 26 on the underside.

The second ring flange 25 is connected on the inside to a ring section 27 with an L-profile, which has a protruding leg and at the top a horizontal leg aligned parallel to the second ring flange 25 .

With the inner circumference of the ring portion 27 , a first cone section 28 is connected, wherein in the transition region of the first cone section 28 to the ring section 27 on the inner circumference there is a small circular cylindrical first sealing surface 29 on which a second sealing ring 30 is seated.

The first cone section 28 is arranged concentrically to the longitudinal central axis 17 . It has several (in example 4) first flow holes 31 , which are arranged on a circumferential line around the longitudinal central axis 17 and connect the top of the first cone section 28 to the underside thereof (cf. FIG. 2). Between the first flow holes 31 , four knobs 32 are arranged on the top of the first cone section 28 , which are approximately lenticular (see FIG. 1). The first flow holes 31 and the knobs 32 are evenly spaced apart.

A circular cylindrical first tube section 33 of the first central part 24 is connected to the lower edge of the first cone section 28 and is likewise aligned concentrically with the longitudinal central axis 17 . The first tube section 33 has a radially inwardly projecting locking projection 34 at the lower end. A third sealing ring 35 is arranged on the inner circumference of the first of the tube section 33 .

A first seating surface is formed on the inner circumference of the first cone section 28 and of the first pipe section 33 and on the first sealing surface 29 .

The lower locking ring 20 has a plurality of facets 36 on the outside of the extension of the first ring flange 23 , which are evenly distributed over the circumference (cf. FIG. 1).

The lower locking ring 20 is made in one piece from plastic in a two-component injection molding process. The sealing rings 26 , 30 and 35 and the knobs 32 form a soft elastic component. A relatively hard and rigid component forms the remaining sections of the lower locking ring 20 . The soft elastic component is, for example, a thermoplastic elastomer (TPE) and the relatively rigid component is a plastic that can be crosslinked with it, e.g. B. Polypropylene (PP).

The upper locking ring 40 has a substantially cylindrical, second jacket part 41 with a second external thread 42 on the outer circumference.

The second jacket part 41 is guided on the inner circumference on the outer circumference of the ring section 27 .

An annular bead 43 is connected to the lower edge of the second jacket part 41 , which overlaps the first jacket part 21 at the top.

A second central part 44 is connected to the inner circumference of the second casing part 41 , which is concentric to the longitudinal central axis 17 and has several sections: a third ring flange 45 is connected directly to the inner circumference of the second casing part 41 . The inner edge of the third ring flange 45 is connected to a second circular cylindrical tube section 46 , on the outer circumference of which the second sealing ring 30 seals.

A second cone section 47 is connected to the lower edge of the second pipe section 46 . This has on a circumferential line about the longitudinal central axis 17 meh rere second flow holes 48 which connect the inner circumference of the second Konusab section 47 with its outer circumference. The number and arrangement of the second flow holes 48 correspond to the number and arrangement of the first flow holes 31 .

The second cone section 47 has Ver recesses 49 on the outer circumference on the same circumferential line, which are arranged between the second flow holes 48 and are only accessible from the outer circumference (cf. FIG. 1).

With the lower edge of the second cone section 47 , a third circular cylindrical pipe section 50 is connected, which is closed, in the example by a domed floor 51 , the circumference of which is arranged at the low point of the flow holes 48 . The sealing ring 35 seals on the outer circumference of the third tube section 50 .

A second seat is formed on the outer circumference of the second pipe section 46 , the second cone section 47 and the third pipe section 50 .

Two axially directed snap tongues 52 are connected to the lower edge of the third tube section 50 , each of which has a locking lug 53 on the outside.

The second locking ring 40 has several facets 54 on the casing of the edge bead 43 (cf. FIG. 1).

The upper locking ring 40 is injection molded in one piece from a relatively hard plastic.

The drinking teat 60 has a mouthpiece 61 with a slit valve 62 and a nip pel 63 with a drinking hole 64 at the end and a spout 65 carrying the mouthpiece 61 . At the lower edge of the grommet 65 , it has an outwardly directed suction flange 66 with a sealing bead 67 projecting downward. The drinking teat 60 can be made in particular from rubber or from silicone rubber.

The screw ring 70 has a second internal thread 71 and a fourth ring flange 72 projecting radially inwards from the upper edge. The sealing bead 67 is fixed between the fourth ring flange 72 and the upper edge of the second jacket part 41 . The screw ring 70 has nubs 73 made of a soft elastic material on the outer circumference (see FIG. 1).

The screw ring 70 has further knobs 74 made of a soft elastic material on the outer circumference (see FIG. 1). The screw ring 70 is injection molded in a two-component process using a flexible material for the knobs 74 (e.g. TPE) and a relatively hard material (e.g. cross-linking material, in particular PP) for the remaining sections.

The cap 80 is cup-shaped and has an inwardly projecting annular bead 81 at the lower edge. Referring to FIG. 2, the annular bead 81 is snapped behind the studs 73rd

In the assembled arrangement according to FIGS. 2 to 3, the lower locking ring 20 is screwed onto the first external thread 14 . Furthermore, the upper locking ring 40 is placed on the lower locking ring 20 so that the second cone section 47 engages in the first cone section 28 and the locking lugs 53 are locked with the locking projection 34 . In addition, the drinking teat 60 is fixed to his sow gerflansch 66 on the top of the upper locking ring 40 , by means of the screw ring 70 which is screwed onto the second external thread 42 .

The cap 80 is snapped onto the knobs 73 . In the position according to FIG. 2, the first flow holes 31 and the second flow holes 48 cover one another. Flowable children's food can get from the bottle 10 through the first and second flow holes 31 , 48 into the drinking teat 60 and be removed therefrom. Of course, the cap 80 must first be removed. In this position, the knobs 32 engage in the depressions 49 in the upper locking ring 40 , where it is caused by an anti-rotation device.

In the position shown in FIG. 3, the upper locking ring 40 is rotated clockwise with respect to the lower locking ring 20 by 450, so that the knobs 32 engage in the second flow holes 48 . As a result, the second flow holes 48 are sealed and also the second locking ring 40 secured in its rotary setting. Baby food cannot be removed in this rotary position.

For cleaning, the entire arrangement of the lower closure ring 20 , obe rem closure ring 40 , drinking teat 60 and screw ring 70 can be unscrewed from the bottle 10 . Furthermore, the teat 60 can be separated by loosening the screw ring 70 . By compression of the snap tab 52, the locking can be released and the upper closure ring 40 can be separated from the lower closure ring 20th Then all individual parts can be cleaned individually. The assembly is done in reverse order.

Claims (22)

1. Leakproof bottle for children's food with
a bottle ( 10 ) with a first external thread ( 14 ) around a bottle opening ( 15 ),
a lower locking ring ( 20 ), which has a substantially cylindrical, first casing part ( 21 ) with a first internal thread ( 22 ) which is screwed onto the first external thread ( 13 ) and which is connected to the upper edge of the first casing part ( 21 ) connected, first central part ( 24 ) with egg ner about a longitudinal axis ( 17 ) rotationally symmetrical, separated from the bottle interior, first seat ( 28 , 30 , 33 ) and at least one side in the first seat ( 28 , 30 , 33 ) and on the other hand has a first flow hole ( 31 ) opening into the bottle interior,
an upper locking ring ( 40 ) which has a substantially cylindrical second casing part ( 41 ) with a second external thread ( 42 ) and which has a second central part ( 44 ) connected to the second casing part ( 41 ) with a around the longitudinal axis ( 17 ) rotationally symmetrical, on the first seat ( 28 , 30 , 33 ) sealingly seated second seat ( 46 , 47 , 50 ) and at least one on the one hand in the second seat ( 46 , 47 , 50 ) and on the other hand in an outside facing away from it within the second External thread ( 42 ) opening, second flow hole ( 48 ), which can be brought by rotating the upper locking ring ( 40 ) with respect to the lower locking ring ( 20 ) in overlapping and non-overlapping positions with respect to the first flow hole ( 31 ),
Locking elements ( 34 , 54 ), which lock the lower locking ring ( 20 ) and the upper locking ring ( 40 ) relative to one another in a rotatable and detachable manner,
a drinking teat ( 60 ) and
a screw ring ( 70 ) with a second internal thread ( 71 ) which is screwed onto the second external thread ( 42 ) of the upper closure ring ( 40 ) and removably fastens a lower edge region of the drinking teat ( 60 ) to the upper closure ring ( 40 ). 2. Bottle according to claim 1, wherein the lower closure ring ( 20 ) has a from the circumference of the first casing part ( 21 ) outwardly projecting first ring flange ( 23 ). 3. Bottle according to claim 1 or 2, wherein the first middle part ( 24 ) has a from the inner circumference of the first casing part ( 21 ) inwardly projecting second ring flange ( 25 ) sealingly screwed against the edge ( 16 ) of the bottle opening ( 15 ) is. 4. Bottle according to claim 3, in which between the second ring flange ( 25 ) and edge ( 16 ) of the bottle opening ( 25 ), a first annular sealing element ( 26 ) is net angeord. 5. Bottle according to one of claims 1 to 4, in which the lower closure ring ( 20 ) to the longitudinal axis ( 17 ) has rotationally symmetrical outer surfaces and the upper Ver closure ring ( 40 ) to the longitudinal axis ( 17 ) has rotationally symmetrical inner surfaces which are guided against one another. 6. Bottle according to one of claims 1 to 5, wherein the first seat surface ( 28 , 30 , 33 ) on a tapering towards the inside of the bottle, the first cone section ( 28 ) with the first flow hole ( 31 ) and the second seat surface ( 46 , 47 , 50 ) is formed on a second cone section ( 47 ) tapering towards the inside of the bottle with the second flow hole ( 48 ). 7. Bottle according to claim 6, wherein the first seat surface ( 28 , 30 , 33 ) and the second seat surface ( 46 , 47 , 50 ) on both sides of the first and second cone sections ( 28 , 47 ) on cylinder sections ( 30 , 33 ; 46 , 50 ) are formed, between which second and third annular sealing elements ( 30 , 35 ) are arranged. 8. Bottle according to one of claims 1 to 7, wherein the lower edge of the second jacket part ( 41 ) is connected to an annular bead ( 43 ) which engages over the first jacket part ( 21 ) on the outside. 9. Bottle according to one of claims 1 to 8, wherein the drinking teat ( 60 ) is pressed with its lower edge region ( 66 ) sealingly against the second central part ( 44 ). 10. Bottle according to one of claims 1 to 9, wherein the drinking teat ( 60 ) with a suction flange ( 66 ) projecting from the lower edge and / or a sealing bead ( 67 ) is pressed sealingly against the upper closure ring ( 40 ). 11. Bottle according to claim 10, wherein the screw ring ( 70 ) above the second internal thread ( 71 ) has an inwardly projecting fourth ring flange ( 72 ) for pressing the suction flange ( 66 ) against the top of the upper closure ring ( 40 ). 12. Bottle according to one of claims 1 to 11, in which on the first and / or the second seat surface ( 28 , 29 , 33 ; 46 , 47 , 50 ) at least one knob ( 32 ) is arranged, which is elastic in the second flow hole ( 48 ) and / or the first flow hole ( 31 ) and / or in at least one recess ( 49 ) in the second seat ( 46 , 47 , 50 ) and / or in the first seat ( 28 , 29 , 33 ) can be snapped , 13. Bottle according to one of claims 1 to 11, wherein the first seat surface ( 28 , 29 , 33 ) at a first distance from the longitudinal axis ( 17 ) a plurality of circumferentially spaced first flow holes ( 31 ) and / or knobs ( 32 ) and / or depressions and in which the second seat surface ( 46 , 47 , 50 ) at a second distance from the longitudinal axis ( 17 ) has a plurality of spaced apart second flow holes ( 48 ) and / or knobs and / or depressions ( 49 ). 14. Bottle according to one of claims 1 to 13, wherein the locking elements ( 34 , 54 ) with the lower edges of the first and the second seat surface ( 28 , 29 , 33 ; 46 , 47 , 50 ) are snap elements. 15. Bottle according to claim 14, wherein the lower closure ring ( 20 ) from the lower edge of the first seat surface ( 28 , 29 , 33 ) inwardly projecting locking projection ( 34 ) and the upper closure ring ( 40 ) from the lower edge of the second Seat ( 46 , 47 , 50 ) has protruding snap tongues ( 53 ). 16. Bottle according to one of claims 1 to 15, wherein the lower closure ring ( 20 ) and / or the upper closure ring ( 40 ) is a component made of partially hard and partially soft material, the soft areas being sealing elements. 17. Bottle according to one of claims 1 to 16, wherein the lower closure ring ( 20 ) and / or the upper closure ring ( 40 ) on the jacket has facets ( 36 , 54 ). 18. Bottle according to one of claims 1 to 17, wherein the screw ring ( 70 ) on the jacket has knobs ( 73 , 74 ). 19. Bottle according to claim 18, wherein the screw ring ( 70 ) is partly made of a hard and partly made of a soft plastic, wherein it is made of a soft plastic in the region of the knobs ( 73 , 74 ). 20. Bottle according to one of claims 16 to 19, wherein the lower closure ring ( 20 ) and / or the upper closure ring ( 40 ) and / or the screw ring ( 70 ) is a two-component injection molded part. 21. Bottle according to one of claims 1 to 20, which has an everting cup ( 80 ) which can be snapped on and / or clamped onto the screw ring ( 70 ) and / or the upper closure ring ( 40 ) and / or the lower closure ring ( 20 ) , 22. Bottle according to claim 21, in which the everting cup ( 80 ) has a circumferential bead ( 81 ) on the inside at the bottom, which on the jacket of the screw ring ( 70 ) and / or the upper closure ring ( 40 ) and / or the lower Ver end ring ( 20 ) trained knobs ( 73 ) or can be snapped into a groove formed there.