JP2004033294A - Container for extruding stick-shaped article - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a container for extruding a lipstick and the like which can be easily sealed airtightly. <P>SOLUTION: The container 1 for extruding is composed of a body 2 and a cap 3. The cap 3 has an outer cap 11 and an inner cap 12 and a small diameter part 51 and a large diameter part 52 are formed in the inner cap 12 and are connected through a horizontal plane 53. When a stopper means 60 formed in the body 2 abuts on the horizontal plane 53 from below, the lower end 11a of the outer cap 11 of the cap 3 is separated from the upper end 24b of the outermost side member 24 of the body 2 by a predetermined size CL. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a container in which a stick-like article such as a lipstick can be stored in a dispensable manner.
[0002]
[Prior art]
2. Description of the Related Art Heretofore, it has been well known that this type of dispensing container is composed of a body for accommodating a rod-shaped article so as to be able to be dispensed and a cap for detachably covering the body.
[0003]
[Problems to be solved by the invention]
When the rod-shaped article contains a volatile component, a cap is used that is slidably adhered to the outer peripheral surface of the body to keep the container airtight. When the radial cross-sectional shape of the body is circular or elliptical, it is relatively easy to bring the body and the cap into close contact with each other in an airtight state, but the cross-sectional shape is a polygon such as a rectangle. In such a case, it is not always easy to make them adhere to each other in an airtight state.
[0004]
SUMMARY OF THE INVENTION It is an object of the present invention to improve a conventional dispensing container so that the dispensing container can easily be made airtight even when the cross-sectional shape of the body and the cap is polygonal.
[0005]
[Means for Solving the Problems]
In order to solve the problem, the present invention is directed to a body having a vertical direction and a radial direction orthogonal to the vertical direction, and a body capable of feeding a rod-shaped article from an opening formed in an upper direction, A removable cap that covers the body from above, and has a plurality of tubular members arranged in order from outside to inside so that the body shares a central axis extending vertically in the vertical direction. When any one of the tubular members is fixed, and any of the remaining members is rotated around the central axis, the innermost member becomes the innermost member. The attached bar-shaped article is a container capable of moving in the up-down direction together with the innermost member to feed out the bar-shaped article from the opening.
[0006]
The features of the present invention in the feeding container are as follows. The cap comprises an outer cap and an inner cap which is non-removably received in the outer cap. A small-diameter portion having a small inner diameter is formed above the inner cap, while a large-diameter portion having a large inner diameter is formed below the inner cap, and the small-diameter portion and the large-diameter portion are interposed through a horizontal plane orthogonal to the central axis. linked. The outermost member of the cylindrical member is located between the cylindrical member adjacent to the member and extends upward from the upper end of the outermost member, and is located inside the inner cap. A cylindrical stopper means is provided for removably entering the stopper. The stopper means is formed so that at least a part of an outer peripheral surface thereof is slidable in the vertical direction on at least a part of an inner peripheral surface of the large-diameter portion, and an upper end of the stopper means can contact the horizontal surface from below. Is formed. In a state where the upper end of the stopper means and the horizontal surface are in contact with each other, the lower end of the outer cap and the upper end of the outermost member are separated by the required dimension in the vertical direction.
[0007]
The present invention has the following preferred embodiments.
(1) A radial cross section of the outermost member and the outer cap has a substantially polygonal shape.
(2) The small-diameter portion of the inner cap is formed so as to be elastically deformable in the vertical direction in the vicinity of the horizontal plane.
(3) The upper end of the stopper means and the horizontal surface of the inner cap can be in close contact with each other in an airtight state.
[0008]
BEST MODE FOR CARRYING OUT THE INVENTION
With reference to the accompanying drawings, a lipstick container will be described as an example of a stick-shaped article feeding container according to the present invention, and the details thereof will be described below.
[0009]
1 and 2 are a perspective view of the lipstick container 1 and a sectional view taken along line II-II of FIG. The container 1 is formed in the shape of a square tube having a central axis CC extending long in the vertical direction in the figure, and has a body 2 and a removable cap 3 that is placed over the body 2 from above. When the operating cylinder 24 is rotated in the direction of arrow P while holding down the outer cylinder 23 with a fingertip after removing the cap 3 from the body 2, the lipstick L (shown in FIG. Lipstick L) can be fed in by turning in the direction opposite to the arrow P. The outer shapes of the cross-sectional shapes of the body 2 and the cap 3 are made substantially the same.
[0010]
FIG. 3 is a sectional view similar to FIG. 2, but with the body 2 with the cap 3 removed, and the lipstick L is shown in phantom.
[0011]
1 and 2, a cap 3 includes an outer cap 11 and an inner cap 12, and the inner cap 12 is inserted into the outer cap 11 from below to a predetermined depth, and the inner cap 12 is prevented from falling off. The outer peripheral surface of 12 is fixed to the inner peripheral surface of the outer cap 11. The radial cross section of the outer cap 11 is rectangular both inside and outside, does not substantially change in the vertical direction, and the inner diameter and the outer diameter are constant. Such an outer cap 11 is formed of a metal or a thermoplastic synthetic resin. The radial cross section of the inner cap 12 has an outer shape that can be in close contact with a part of the inner surface of the outer cap 11 and a circular inner shape. In the vertical direction of the inner cap 12, the inner shape is divided into an upper part 51 having a small inner diameter N and a lower part 52 having an inner diameter larger than the upper part 51 and having a larger inner diameter M. Are connected via a horizontal plane 53 extending in a direction orthogonal to the central axis CC. The lower portion 52 has a first enlarged diameter portion 56, a second enlarged diameter portion 57, and a third enlarged diameter portion 58, and the lower the enlarged diameter portion, the larger the inner diameter M.
[0012]
The first and third enlarged diameter portions 56 and 58 have inner peripheral surfaces 56a and 58a that extend substantially vertically in the vertical direction, and the second enlarged diameter portion 57 has an inner slope that is inclined downward from the inside toward the outside. It has a peripheral surface 57a. A latch engagement recess 59 (see FIG. 4) that extends from the inside to the outside is formed in a part of the inner peripheral surface 56 a of the first enlarged diameter portion 56 in the vertical direction. Such an inner cap 12 is formed of a thermoplastic synthetic resin.
[0013]
The body 2 is composed of a plurality of cylindrical bodies arranged in order from the outside to the inside so as to share the central axis CC, and an operation cylinder 24 having a bottom portion 24a is located on the outermost side. A movable member 21 to which a lipstick L (see FIG. 3) is attached is located inside. An outer cylinder 23 and an inner cylinder 22 are arranged in order inside the operation member 24. The movable member 21, the inner cylinder 22, and the outer cylinder 23 have a substantially circular cross section in the radial direction both inside and outside.
[0014]
A stopper member 60 is provided between the operation cylinder 24 and the outer cylinder 23. In the stopper member 60, the cross-sectional shape of the lower portion 61 is rectangular both inside and outside, and the cross-sectional shape of the upper portion 62 is circular both inside and outside. The lower portion 61 is fixed to the inner surface of the operation cylinder 24. The inner peripheral surface 63 of the upper portion 62 is in contact with the outer peripheral surface of the outer cylinder 23 so as to approach or slide in the circumferential direction. On the outer peripheral surface 64 of the upper portion 62, a latch engagement convex portion 55 is formed, which protrudes from the inside toward the outside and is slidable in the vertical direction on the first enlarged diameter portion 56 of the inner cap 12. 55 is removably latch-engaged with the concave portion 59 of the first enlarged diameter portion 56. The upper end 66 of the upper portion 62 is in close contact with the horizontal surface 53 of the inner cap 12 from below. The close contact between the upper end 66 and the horizontal surface 53 extends over the entire circumference of the inner cap 12, and the inside of the inner cap 12 and the operation cylinder 24 is kept airtight.
[0015]
The outer cylinder 23 located adjacent to and inside the operation cylinder 24 includes a first outer cylinder 31 and a second outer cylinder 32 fitted and fixed to the inner peripheral surface thereof. Has an opening 34 formed therein. The second outer cylinder 32 is open at the top and bottom, and has two spiral grooves 33 formed on the inner peripheral surface. The inner cylinder 22 located inside the outer cylinder 23 has a top opening 37, and the bottom outer peripheral surface 22 a is fixed to a support 27 provided inside the operation cylinder 24, and the support 27 is attached to the operation cylinder 24. Fixed. Two guide slits (not shown) are formed in the peripheral wall 39 of the inner cylinder 22 so as to face each other and extend in the up-down direction. A spring member 29 is provided on the outer peripheral surface of the lower portion of the peripheral wall 39, and this member 29 supports the second outer cylinder 32 from below, so that the outer cylinder 23 and the inner cylinder 22 slide with respect to each other in the direction around them. It is possible.
[0016]
As is clear from FIG. 3, a cylindrical movable member 21 to which the lipstick L is attached is provided inside the inner cylinder 22. The movable member 21 has a pair of arms 21a extending to the opposite sides in the radial direction, and the distal ends of the arms 21a pass through the guide slit of the inner cylinder 22 and the spiral groove of the second outer cylinder 32. 33.
[0017]
When the cap 3 is removed from the body 2 and the outer cylinder 23 is held by a fingertip while the operation cylinder 24 is rotated in the direction of arrow P in FIG. The cylinder 22, the support 27, and the stopper member 60 rotate together with the operation cylinder 24, and the inner cylinder 22 pushes the movable member 21 to which the lipstick L is attached in the direction of the arrow P at the arm 21a. Rises up the spiral groove 33 of the second outer cylinder 32, and the lipstick L passes through the top opening 37 of the inner cylinder 22 and the top opening 34 of the first outer cylinder 31 and looks out of the body 2.
[0018]
In the feeding container 1 in the state of FIGS. 1 and 2, since the upper end 66 of the stopper member 60 comes into contact with the horizontal surface 53 of the inner cap 12 from below, the airtight state is obtained. it can. In such a container 1, it is not always necessary that the body 2 and the cap 3 be closely adhered to each other between the peripheral surfaces. Therefore, when manufacturing both of them, the dimensional control width in the radial direction is widened, and the manufacturing is performed. Can be easier. Further, when the container 1 has a rectangular or polygonal cross-sectional shape as shown in the illustrated example, it is not necessary to make the body 2 and the cap 3 adhere to each other so as to be airtight at the corners of the peripheral surface. In this sense, the manufacture of the container 1 is facilitated. Furthermore, the clearance 2 between the upper end 24b of the operating cylinder 24 and the lower end 11a of the outer cap 11 is changed variously depending on the size of the stopper member 60 in the vertical direction. The appearance can be varied.
[0019]
FIG. 4 is a partially enlarged view of FIG. 2 showing an example of the embodiment. The horizontal surface 53 of the inner cap 12 in the container 1 in this case is formed by a flexible elastic member 55 such as a plastic elastomer, and the upper end 66 of the stopper member 60 is in contact with the flexible elastic member 55. By using such an inner cap 12, the airtightness between the body 2 and the cap 3 can be improved.
[0020]
FIG. 5 is also a partially enlarged view of FIG. 2 showing an example of the embodiment. In the upper part 51 of the inner cap 12 in this example, a groove 71 is formed in the vicinity of the horizontal surface 53 in parallel with the horizontal surface 53 and goes around the inside of the inner cap 12, and a thin portion 72 is formed between the groove 71 and the horizontal surface 53 Is formed. The thin portion 72 is elastically deformable in the vertical direction, and is in close contact with the upper end 66 of the stopper member 60 under elastic deformation.
[0021]
【The invention's effect】
In the container for feeding a bar-shaped article according to the present invention, the upper end of the stopper member provided on the body is brought into contact with a horizontal plane formed inside the cap to make the inside of the container airtight. Also makes it easy to make the feeding container airtight.
[Brief description of the drawings]
FIG. 1 is a perspective view of a feeding container.
FIG. 2 is a sectional view taken along line II-II of FIG.
FIG. 3 is a view similar to FIG. 2 of a body with a cap removed.
FIG. 4 is a view similar to FIG. 2 showing an example of the embodiment partially enlarged;
FIG. 5 is a view similar to FIG. 2, showing another example of the embodiment partially enlarged;
[Explanation of symbols]
REFERENCE SIGNS LIST 1 feeding container 2 body 3 cap 11 outer cap 11 a lower end 12 inner cap 21 tubular member (movable member)
22 cylindrical member (inner cylinder)
23 cylindrical member (outer cylinder)
24 cylindrical member (operating cylinder)
24b Upper end 34 Opening 37 Opening 51 Small diameter part (upper part)
52 Large diameter part (lower part)
53 Horizontal surface 60 Stopper member 66 Upper end C-C Center axis L Bar-shaped article (lipstick)

Claims (4)

A body having a vertical direction and a radial direction perpendicular to the vertical direction, comprising a body capable of feeding a rod-shaped article from an opening formed upward, and a removable cap covering the body from above. The body has a plurality of tubular members arranged in order from the outside to the inside so as to share a central axis extending vertically in the vertical direction, and fixing any one of the tubular members. When any of the remaining members is rotated around the central axis, the rod-shaped article attached to the innermost member among the inner members moves the upper and lower members together with the innermost member. In a container that can be moved in the direction to feed out the bar-shaped article from the opening,
The cap comprises an outer cap and an inner cap which is non-removably fitted to the outer cap, and a small-diameter portion having a small inner diameter is formed above the inner cap, and a large-diameter portion having a large inner diameter is formed below the inner cap. The small diameter portion and the large diameter portion are connected via a horizontal plane orthogonal to the central axis,
The outermost member of the cylindrical member is located between the cylindrical member adjacent to the member and extends upward from the upper end of the outermost member, and is located inside the inner cap. A cylindrical stopper means is provided so as to be detachable into the stopper means, and the stopper means is formed such that at least a part of an outer peripheral surface thereof is slidable in the vertical direction on at least a part of an inner peripheral surface of the large diameter portion, And the upper end of the stopper means is formed to be able to contact the horizontal surface from below,
Wherein the lower end of the outer cap and the upper end of the outermost member are separated by a required dimension in the vertical direction when the upper end of the stopper means is in contact with the horizontal plane. . 2. The dispensing container according to claim 1, wherein a radial cross-sectional shape of the outermost member and the outer cap is substantially polygonal. The dispensing container according to claim 1, wherein the small-diameter portion of the inner cap is formed so as to be elastically deformable in the vertical direction in the vicinity of the horizontal plane. The dispensing container according to any one of claims 1 to 3, wherein an upper end of the stopper means and a horizontal surface of the inner cap can be tightly adhered to each other in an airtight state.

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