JP2001122271A - Straw and beverage container provided with the buuilt- in straw - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a straw and a beverage container provided with the buit-in straw in an inexpensive production cost in which the straw can be easily taken out and the beverage in the container can be completely taken to the end as the straw is securely projected from the spout of the container when the stopper of the container is removed. SOLUTION: The straw built in a beverage container is constituted of the straw having an extensible part at the longitudinally extensible upper part and a spring part which is positioned in the lower end of the straw part and longitudinally compressible. The straw is enclosed in the beverage container in a state that the spring part is compressed and the length of the straw is longer than that of the container in the condition that a compressive load is not exerted on the spring part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a beverage container in which a straw is preliminarily placed in a beverage container together with the beverage so that the beverage can be drunk in a hygienic manner without directly opening the beverage container without preparing a straw or a cup. The present invention relates to a beverage container with a built-in straw as enclosed and a straw.

[0002]

2. Description of the Related Art As a beverage container with a built-in straw, a straw having a length substantially equal to the length of a beverage container such as a "beverage bottle with a built-in straw" described in Japanese Utility Model Laid-Open Publication No. 51-143650 is used. And a straw having a longer elasticity than the length of a beverage container such as a "beverage bottle containing a straw" described in Japanese Utility Model Laid-Open Publication No. 51-143651. In addition, there has been known a device enclosed in a beverage container together with a beverage.

[0003] In general, straws commonly manufactured and sold include a bellows-shaped part of a side wall, which is known as a trade name of "bender straw", is bendable, and extends in the longitudinal direction of the straw. There is a straw made of polypropylene that can be stretched by about 20 to 30 mm.

[0004]

Problems to be Solved by the Invention
For a beverage container with a built-in straw as described in No. 50 publication, when the beverage in the beverage container is a carbonated beverage, carbonic acid bubbles enter into the straw, and when the stopper of the beverage container is removed, Although the straw comes out of the mouth of the beverage container and is easy to take out, when the beverage in the beverage container is not a carbonated beverage, there is a problem that it is difficult to take out the straw. Further, when the straw is taken out of the beverage container, there is a problem that the straw does not reach the bottom of the beverage container and the beverage in the beverage container cannot be completely drunk with the straw.

On the other hand, the beverage container with a built-in straw as described in Japanese Utility Model Laid-Open Publication No. 51-143651 solves the above-mentioned problem, regardless of whether the beverage in the beverage container is a carbonated beverage or not. When the stopper of the beverage container is removed, the straw is restored to a straight line and protrudes from the mouth of the beverage container, so that the straw is easily taken out, and even if the straw is taken out of the beverage container, the straw is longer than the length of the beverage container. Since the beverage reaches the bottom of the beverage container, the beverage in the beverage container can be completely drunk with a straw. However, in practice, it is difficult to inexpensively produce a straw having elasticity that can achieve such an initial effect, and for example, a straw such as the above-mentioned “bender straw”
The elasticity is not sufficient, and while the straw is bent and enclosed in the beverage container, the deformation of the straw progresses and the elasticity is further lost, so that the straw cannot be restored to a linear shape. Not suitable for use.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems in the conventional beverage container with a built-in straw. When the stopper of the beverage container is removed, the straw is surely protruded from the mouth of the beverage container and can be easily taken out. Another object of the present invention is to provide a beverage container with a built-in straw and a straw that can completely drink the beverage in the beverage container to the end at a low manufacturing cost.

[0007]

According to one aspect of the invention, there is provided a straw-containing beverage container according to the invention, wherein the straw comprises a straw portion having a lengthwise extensible portion thereon, A spring portion located at the lower end of the straw portion, the straw portion being compressible in a longitudinal direction, the straw is sealed in a beverage container in a state where the spring portion is compressed, and the straw is provided when a compression load is not applied to the spring portion. Is longer than the length of the beverage container.

[0008] According to one embodiment of the invention, the length of the straw portion when the extensible portion is stretched is longer than the length of the beverage container.

According to another embodiment of the invention, the spring part is a compression coil spring, or the spring part is
Consisting of a plurality of linear support legs extending downward from the lower end of the straw portion, the support legs have a base portion seated on the bottom surface of the beverage container, and when a compressive load is applied to the spring portion, the support legs buckle. It is designed to store elastic force.

According to yet another embodiment of the present invention, the spring portion is formed from plastic.

According to another aspect of the present invention, with respect to the straw of the present invention, the straw comprises a straw portion and a spring portion located at the lower end of the straw portion, and the straw portion extends in the longitudinal direction of the straw. The upper portion has a stretchable extensible portion, and the spring portion is compressible in the length of the straw.

According to one embodiment of the present invention, the spring portion is a compression coil spring, or the spring portion comprises
It is composed of a plurality of linear support legs extending downward from the lower end of the straw portion, the support legs having a base portion located in a plane substantially perpendicular to the length direction of the straw portion, and being compressed by a spring portion. When a load is applied, the support legs buckle and store elastic force.

According to another embodiment of the present invention, the spring portion is formed from plastic.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the drawings.

First, a beverage container with a built-in straw and a straw according to a first embodiment of the present invention will be described.

FIG. 1 is a perspective view of a first embodiment of a straw according to the present invention. As shown in FIG. 1, the straw 10 of the present embodiment includes a straw portion 11 and a spring portion 12 located at one end of the straw portion 11. The straw portion has a bellows-like extensible portion 13 near the end opposite to the end with the spring portion 12 that can be stretched lengthwise of the straw 10. The spring portion 12 is a conical compression coil spring that can be compressed in the length direction of the straw 10.

FIG. 2 is a perspective view showing constituent members of the straw shown in FIG. As shown in FIG. 2, the straw 10 of the present embodiment includes a cap member 17 and a straw member 14. The cap member 17 has a straw-shaped mesh receiving portion 16 and a spring portion 12 which are permeable to fluid at one end of a cylindrical cap portion 15, and is made of plastic such as polypropylene or polyamide. The straw member 14 is a cylindrical straw having an extensible portion 13 near one end, such as the "bender straw" described above. The straw 10 of the present embodiment is formed by fitting the end of the straw member 14 on the side away from the extendable portion 13 into the open end of the cap member 16. Thus, although the straw 10 of the present embodiment is composed of two separate members, it is not necessary that this is the case.
And a spring member 12.

FIG. 3 is a sectional view of a first embodiment of a straw-containing beverage container according to the present invention incorporating the straw shown in FIG. 1. FIG. 4 is a cross-sectional view of the straw-containing beverage container shown in FIG. FIG. 5 is a sectional view showing a state in which the stopper has been removed,
FIG. 3 is a cross-sectional view of the beverage container with a built-in straw shown in FIG. 2 in a state where an extendable portion of the straw is stretched.

As shown in FIG. 3, the straw 10 shown in FIG.
It is enclosed in the beverage container 20 with the spring part 12 compressed with the spring part 12 down. The length of the straw 10 is shorter than the length of the beverage container 20 when the spring portion 12 is compressed, and longer than the length of the beverage container 20 when no compression load is applied to the spring portion 12. Is longer than the length of the beverage container 20 when the extensible portion 13 is stretched. Therefore,
As shown in FIG. 4, when the stopper 21 of the beverage container 20 is removed, the spring portion 12 returns to its original shape without a load,
Since the length of the straw 10 is longer than the length of the beverage container 20, the upper end of the straw 10 protrudes from the mouth of the beverage container 20 and is in a state where it can be easily taken out. Further, as shown in FIG. 5, the stretchable portion 13 is stretched and the straw portion 1 is stretched.
By making the length of one longer than the length of the beverage container 20, the spring portion is compressed, and the lower end of the straw portion 11 reaches the bottom of the beverage container 20, so that the beverage 22 in the beverage container 20 can be completely left. You will be able to drink completely until the end.

Next, another embodiment of the present invention having a structure of a spring portion different from that of the straw of the first embodiment will be described.

FIG. 6 is a perspective view of a straw according to a second embodiment of the present invention. The spring portion 32 of the present embodiment includes a plurality of linear support legs 35 positioned so as to surround the outer periphery of the lower end of the straw portion 31 and an annular base portion 34 larger than the outer periphery of the straw portion 31. For example, polypropylene or polyamide It is formed from such plastic.
The base portion 34 is spaced from the lower end of the straw portion 31, is located in a plane perpendicular to the length direction of the straw portion 31, and is concentric with the straw portion 31. Each support leg 35 extends from the outer periphery of the lower end of the straw portion 31 to the base portion 34, and is connected to the two adjacent left and right support legs 35 via the base portion 34. A straw 30 is attached to the spring portion 32 having such a structure.
When a compressive load in the length direction is applied, the support leg 35 buckles outward between the base portion 34 and the straw portion 31 and stores elastic force. That is, the spring portion 32 functions as a compression spring.

FIG. 7 shows a third embodiment of the straw according to the present invention. In the straw 40 of the present embodiment, the base portion 44 is not annular, and each of the support legs 45 Except for being connected only to one of the two adjacent left and right support legs 45, other shapes and functions are the same as those of the straw shown in FIG.

FIG. 8 is a cross-sectional view of a second embodiment of the straw-containing beverage container according to the present invention incorporating the straw shown in FIG. 6, and FIG. 9 is a cross-sectional view of the straw-containing beverage container shown in FIG. FIG. 10 is a cross-sectional view showing a state where the stopper is removed.
FIG. 9 is a cross-sectional view showing a state in which a stretchable portion of the straw is stretched in the beverage container with a built-in straw shown in FIG. 8.

As shown in FIG. 8, the straw 30 shown in FIG.
With the spring part 32 down, the base part 34 is
And is sealed in the beverage container 50 with the support leg 35 of the spring portion 32 bent. Like the beverage container 20 with a built-in straw of the first embodiment, the length of the straw 30 is shorter than the length of the beverage container 50 when the spring portion 32 is compressed, and a compression load is applied to the spring portion 32. In the absence state, the length of the straw portion 31 is longer than the length of the beverage container 50.
3 is longer than the length of the beverage container 50 in the stretched state. Therefore, as shown in FIG.
Is removed, the support leg 35 of the spring portion 32 returns to a linear shape without load, and the length of the straw 30 becomes longer than the length of the beverage container 50. It will be in a state where it protrudes and is easily taken out. Also, as shown in FIG. 5, by extending the extendable portion 33 and making the length of the straw portion 31 longer than the length of the beverage container 50, the base portion 34 is seated on the bottom surface of the beverage container 50, The part 32 is compressed, the support leg 35 of the spring part 32 is bent, and the lower end of the straw part 31 reaches the bottom of the beverage container 50, and the beverage 52 in the beverage container 50 is completely drunk to the end. Will be able to do it.

[0025]

As described above, with respect to the beverage container and the straw with a built-in straw according to the present invention, the straw has a spring portion at the lower end, and is sealed in the beverage container in a state where the spring portion is compressed. Since the length of the straw when a compressive load is not applied to the portion is longer than the length of the beverage container, when the stopper of the beverage container is removed, the straw reliably projects from the mouth of the beverage container and is easily taken out. Also,
Since the straw has an extensible portion that can be extended in the length direction at the top, and the length of the straw portion when the extensible portion is extended is longer than the length of the beverage container,
With the lower end of the straw portion reaching the bottom of the beverage container, the beverage in the beverage container can be completely and completely drunk. Further, the straw may be, for example, a cap member formed of plastic inserted into a straw member such as the above-mentioned "bender straw", or a single member having a straw portion and a spring portion may be formed of plastic. Therefore, it can be manufactured relatively inexpensively.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first embodiment of a straw according to the present invention.

FIG. 2 is a perspective view showing constituent members of the straw shown in FIG.

FIG. 3 is a cross-sectional view of a first embodiment of a beverage container with a built-in straw according to the present invention that incorporates the straw shown in FIG. 1;

4 is a cross-sectional view of the beverage container with a built-in straw shown in FIG. 3 in a state where a stopper is removed.

5 is a cross-sectional view of the beverage container with a built-in straw shown in FIG. 3 in a state where a stretchable portion of the straw is stretched.

FIG. 6 is a perspective view of a straw according to a second embodiment of the present invention.

FIG. 7 is a perspective view of a third embodiment of the straw according to the present invention.

8 is a cross-sectional view of a second embodiment of the straw-containing beverage container according to the present invention incorporating the straw shown in FIG. 6;

9 is a cross-sectional view of the beverage container with a built-in straw shown in FIG. 8 in a state where a stopper is removed.

10 is a cross-sectional view of the beverage container with a built-in straw shown in FIG. 8 in a state where a stretchable portion of the straw is stretched.

[Explanation of symbols]

 10, 30, 40 straw 11, 31, 41 straw portion 12, 32, 42 spring portion 13, 33, 43 extensible portion 14 straw member 15 cap portion 16 straw receiving portion 17 cap member 20, 50 beverage container 21, 51 stopper 22, 52 Beverages 34, 44 Base 35, 45 Support legs

Claims (9)

[Claims] 1. A beverage container with a straw in which a straw is enclosed together with a beverage in a beverage container, wherein the straw has a straw portion having an extensible portion which can be stretched in a length direction at an upper portion and a lower end of the straw portion. A spring portion that is longitudinally compressible, wherein the straw is sealed in the beverage container in a state where the spring portion is compressed, and the straw is not compressed by the spring portion. A beverage container with a built-in straw, wherein the length is longer than the length of the beverage container. 2. The beverage container with a built-in straw according to claim 1, wherein the length of the straw portion when the extensible portion is stretched is longer than the length of the beverage container. 3. The beverage container with a built-in straw according to claim 1, wherein the spring portion is a compression coil spring. 4. The spring portion comprises a plurality of linear support legs extending downward from a lower end of the straw portion, the support legs having a base portion seated on a bottom surface of the beverage container,
The drinking container with a built-in straw according to claim 1 or claim 2, wherein when a compressive load is applied to the spring portion, the support leg buckles to store elastic force. 5. The beverage container according to claim 1, wherein the spring portion is formed of plastic. 6. A straw comprising a straw portion and a spring portion located at a lower end of the straw portion, wherein the straw portion has an extensible portion at an upper portion which can be stretched in a length direction of the straw. The straw, wherein the spring portion is compressible in a length direction of the straw. 7. The straw according to claim 6, wherein said spring portion is a compression coil spring. 8. The spring portion comprises a plurality of linear support legs extending downward from a lower end of the straw portion, and the support legs are disposed in a plane substantially perpendicular to a length direction of the straw portion. 7. The straw according to claim 6, wherein the straw has a base portion located thereon, and the support leg buckles to store elastic force when a compressive load is applied to the spring portion. 9. The straw according to claim 6, wherein the spring portion is formed of plastic.