JPH09328153A - Reversely erected container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a reversely erected container in which the container body is detachable from the cap in a single motion by one hand when using it. SOLUTION: In this reversely erected container, the container body 300 is set on the cap reversely positioned. A fitting ring 222 for the cap is provided at the mouth neck 310 of the container body 300. The cap is composed of the outer cap 100 and the polygonal columnar inner cap 200 which can be vertically slid in a state urged by a spring 130 at the inside thereof. The inner cap 200 is constituted of the body 210 and the attaching member 220 to the container. The attaching member 220 is provided with an attaching hole 221 having the fitting ring 222 for the container body 300 at the upper side and connecting to at least oppositely positioned two sides of the upper end of the body through hinges 223 respectively. A seal ring 211 of the container is provided at the upper face of the main body and a fixing cam 230 is rotatably provided at the side face. And a cam actuation part constituted of a cam guide groove 121 and a plurality of cam actuation projections is provided at one inside face of the inner cap-sliding hole 110 of the outer cap 100.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inverted container used for toothpaste, foods, cosmetics, pharmaceuticals and the like, and more particularly to an inverted container in which a container body can be detached with a single touch from a stationary cap. Is.

[0002]

2. Description of the Related Art Conventionally, as an inverted container, for example, there is a laminated tube. This laminated tube is used in a wide range of fields such as toothpaste, wasabi, facial cleansing cream and car wax.The outer peripheral surface of the shoulder where the mouth and neck is erected, the laminated material is tubularly attached to one side of the trunk. The inner surface of the end of the body is heat-sealed, and the cap for inversion is screwed or fitted to the mouth and neck to insert the contents, and after filling the contents, heat the open end of the body by heat sealing. It was fused and sealed.
And, this inverted type laminated tube is usually stored by standing still in an inverted state with the cap down, and at the time of use, the cap is removed and the container is opened, the body is pressed, and the contents are It was used by pushing out only the amount.

[0003]

However, when the laminated tube which is the inverted container described above is used, the container is lifted by one hand, the cap is removed by the other hand, and then the body is pressed. The contents were being discharged. After use, the container was held by one hand and the cap was attached to the container by the other hand. That is, in order to open or seal the container, both hands were inevitably required, and the cap could not be attached / detached with one touch.

The present invention solves the aforementioned inconvenience when using the conventional inverted container, and provides an inverted container in which the container body can be detached from the cap with one touch with one hand when using. Is.

[0005]

As shown in FIG. 3, the present invention relates to an inverted container (10) in which a container body (300) is mounted above a cap which is placed in the opposite direction.
As shown in (a) to (g), the container body (30
0) the neck and neck part (310) of the engagement ring (3) with the cap.
11) is provided, and the cap is an outer cap (100).
And an inner cap (200) in the shape of a polygonal prism that can slide up and down with the spring (130) urging the inside thereof,
The inner cap is composed of a main body (210) and a container mounting cylinder (220) above the main body (210), and the container mounting cylinder has a container mounting hole (engagement ring (221) with the container main body above). 221), which are connected to at least two opposite sides of the upper end of the main body via hinges (223, 224) respectively, and a sealing ring (211) for the container main body is provided on the upper surface of the main body (210). , Locking cam (230) on one side
Is rotatably provided, and a cam guide groove (12) is formed on an inner surface of one side of the inner cap sliding hole (110) of the outer cap (100).
1) and a plurality of cam operating protrusions (122, 123, 124)
The cap before the mounting of the container body is provided with a cam actuating portion (120) for stopping, rotating and locking the locking cam (230) consisting of a container of the inner cap above the outer cap. A clearance (11) is provided to further push the container body (300) into the outer cap (100) as shown in FIG. 3 when the mounting cylinder portion projects in an open state and the container body is mounted on the cap. The inverted container (10) is characterized in that.

[0006]

When the inverted container of the present invention has the container body with one hand when used and is pushed into the cap by the clearance, the locking cam moves due to the movement of the locking cam of the inner cap and the cam operating portion of the outer cap. When the inner cap is lifted by the built-in spring, the container insertion member of the inner cap projects from the outer cap, the container insertion hole is opened, and the container body can be removed from the cap. .

After use, hold the container body with one hand and insert the mouth-neck portion of the container body into the container insertion hole of the inner cap of the cap placed in the opposite direction in the open state.
Due to the movement of the locking cam of the inner cap and the operation of the cam of the outer cap, the locking cam is locked, and when the container body is released, the built-in spring raises the container body by the clearance. , The locking cam is locked to the cam operating protrusion, and the container body is inserted into the cap.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The inverted container of the present invention is in an inverted state by engaging a mouth-neck portion of a tubular container body having a flexible body portion above a cap placed in a reverse direction. It was installed in.

The container body (300) described above is shown in FIG.
As shown in FIG. 3, the mouth and neck portion (310), the shoulder portion and the body portion are provided with an engagement ring (311) formed by fitting or engaging with a cap. Then, this container main body has a single layer or a single layer on the outer peripheral surface of the shoulder portion, in addition to the above-mentioned laminated tube in which the laminated material, which is tubularly back-attached to the outer peripheral surface of the shoulder portion where the mouth and neck is erected, is heat-sealed. It may be an extruded tube obtained by heat-sealing a multilayer extruded tube, or may be a tubular blow container molded in a single layer or a multi-layer by a blow molding method.

The aforementioned cap is shown in FIGS. 1 (b) to 1 (e).
As shown in (1), the outer cap (100) and the inner cap (200) having an even-angled polygonal column shape that slides up and down inside the outer cap (100) while being biased by the spring (130) are included.
The spring may have a coil shape or a plate shape. The inner cap is composed of the main body (210) and the container mounting cylinder (22) above it.
0), and the container mounting cylinder portion is provided with a container mounting hole (221) having an engagement ring (222) at the upper side for fitting or biting with the container body, and at least two opposing upper ends of the main body portion. The sides are connected via hinges (223, 224) (V-shaped cuts are linearly provided on one surface).
The upper surface of the inner cap is formed into an inclined surface or a mortar-shaped concave surface in order to fit the shoulder portion of the container body or to easily insert the mouth / neck portion of the container body. And the main body is
Sealing ring (211) such as an inner ring (close to the inner peripheral surface of the spout) or a contact ring (close to the outer peripheral surface of the spout) that seals the spout (312) of the container body on the upper surface
Is provided on one side surface with a locking recess (23
2, 233) having a locking cam (230) is rotatably attached by a shaft, and a lower surface is provided with a convex or concave spring insertion portion (241). The inner cap is
The main body and the container mounting cylinder are integrally molded by injection molding with a thermoplastic resin such as polypropylene.

The outer cap (100) described above is
As shown in FIGS. 1 (c) and 1 (f), an inner cap sliding hole (110) having the same outer peripheral shape as the inner cap is provided on the inner side. A cam guide groove (121) that slides on the shaft of the locking cam of the cap and defines stop positions above and below the locking cam, and a plurality of cam operating protrusions (122, 12) that rotate and lock the locking cam.
3, 124) and a cam actuating portion (120) is provided. The outer cap may have an arbitrary outer peripheral shape such as a circular shape or a polygonal shape, and is molded with a thermoplastic resin such as polyethylene or polypropylene by an injection molding method.

Further, when the container body is not mounted, the cap placed in the opposite direction is stopped so that the container mounting cylinder of the inner cap projects and stops above the outer cap in an open state. It defines the upper end position of the groove and the length of the spring, and when the container body is attached to the cap, as shown in FIG.
The clearance (11) is provided to further push the outer cap (100) into the outer cap (100).

[0013]

[Example] First, a laminated material is cylindrically backed and cut into a predetermined length in a mold for injection molding of a mouth member having a mouth-and-neck portion having a fitting ring with a cap standing on the shoulder. At the same time as inserting the formed body member into a mouth member made of polyethylene and heat-sealing the body member to the outer peripheral surface of the shoulder portion, the container body (300 of the inverted container of this embodiment shown in FIG. ) Was produced.

Next, as shown in FIG. 1 (b), a quadrangular prism-shaped inner cap (200) of this embodiment consisting of a main body (210) and a container mounting cylinder (220) above the main body (210) is replaced with polypropylene. Was manufactured by integrally molding the main body and the container mounting cylinder with an injection molding method. The main body was formed in a box shape with an open bottom, and then the bottom surface was sealed with a bottom plate having a convex spring mounting portion shown in FIG. The container mounting cylinder portion of the inner cap has a cylindrical container mounting hole (221) having a fitting ring (222) with the container body upward.
Is provided and divided into two parts, which are respectively connected to the opposite two sides of the upper end of the main body through hinges (223, 224). The upper surface of the inner cap was formed as a mortar-shaped concave surface. An inner ring (211) for sealing the outlet of the container body is provided on the upper surface of the main body, and a cam mounting recess (212) is provided on one side surface, and a cam shaft hole (213) is provided in the cam mounting recess. Provided and separately prepared locking cam (2
The shaft (231) of 30) was rotatably inserted. This locking cam has a rectangular plate shape, and triangular concave sliding surfaces (232, 233) are formed on the facing surfaces in the wide direction, and planar sliding surfaces are formed on the facing surfaces in the narrow direction. It is a thing.

Next, as shown in FIG. 1 (c), the inner cap sliding hole (110) has a cylindrical outer shape and a square cross section inside.
The outer cap (100) of the present example having the above was manufactured by injection molding using polypropylene. As shown in FIG. 1 (f), a cam guide groove (121) that is vertically long and has the axial width of the locking cam is provided on one side surface of the inner cap sliding hole of the outer cap, and is locked parallel to the cam guide groove. The cam operating protrusion (122) that slides on the planar sliding surface of the cam in the narrow direction and the planar sliding surface of the locking cam provided below the cam operating protrusion slides the cam. A cam actuating portion (1) comprising a rotating cam actuating protrusion (123) and a cam actuating protrusion (124) which is provided at a position corresponding to the cam actuating protrusion and which determines a locking cam at a locking position.
20), and the bottom (111) is provided with a concave spring mounting portion (112). A coil-shaped spring was used as the spring to be mounted on the spring mounting portion of the bottom plate of the inner cap and the spring mounting portion of the bottom portion of the outer cap.

Next, the operation of the operating portion of the outer cap with respect to the locking cam of the inner cap will be described with reference to FIGS.
This will be described in detail with reference to FIG. First, in the cap that is left stationary in the opposite direction without mounting the container body, the inner cap incorporated in the outer cap is stopped by the spring protruding the container mounting tubular portion above the outer cap. The state at this time is, as shown in FIG. 1A, the locking cam (230).
(231) stops at the upper end of the cam guide groove (121), and the flat sliding surface on the right side in the drawing in the narrow direction of the locking cam is in contact with the cam operating projection (122). Next, holding the container body in one hand and inserting it into the container mounting cylinder part of the open state of the inner cap and pushing it down, as shown in FIG. 1 (b), it engages along the cam guide groove (121). The shaft (231) of the stop cam (230) descends, the lower end of the planar sliding surface on the right side of the drawing of the locking cam abuts the upper end of the cam actuating projection (123) on the left side of the drawing, and the locking cam Rotates and begins to change direction. Furthermore,
When the container body is pushed down until the inner cap stops, as shown in FIG. 1 (c), the shaft (23) of the locking cam (230) is
1) stops at the lower end of the cam guide groove (121), and the triangular concave sliding surface (233) in the lower direction in the drawing of the widening direction of the locking cam abuts the triangular convex end of the cam operating projection (124). The angle of the locking cam is positioned in contact. Next, when the hand is released from the container body, as shown in FIG. 1 (d), the inner cap is raised by the spring, but the triangular cam-shaped sliding surface (upper side in the drawing) of the locking cam (230) in the wide direction ( 232) is a cam operating projection (1
The inner cap is locked by locking the lower end on the left side in the figure of 22), and the container body is attached to the cap. Next, when the container body attached to the cap placed in the opposite direction is held in one hand and pushed down, as shown in FIG. 1 (e), the triangular shape on the left side in the drawing of the locking cam (230) in the wide direction. Concave sliding surface (2
The lower end of 33) comes into contact with the triangular convex tip of the cam actuating projection (124), and the locking cam starts rotating and turning.
Next, when the container body is supported by one hand and lifted by the spring, as shown in FIGS. 1 (f) and 1 (g), the upper plane sliding surface of the locking cam (230) in the figure is the cam. The locking cam rotates and changes direction by contacting the lower end of the actuating projection (122) on the left side in the figure, and the planar sliding surface on the right side in the drawing in the narrow direction of the engaging cam is moved to the cam actuating projection ( The inner cap ascends while coming into contact with 122), and as shown in FIG. 1 (h), the shaft (231) of the locking cam comes into contact with the upper end of the cam guide groove (121) and stops. At this time, since the container mounting cylinder of the inner cap is in an open state, the container body can be removed from the cap.

Next, a cap in which the inner cap is incorporated into the outer cap is attached to the mouth and neck of the container body, loaded into a filling machine, and the contents are filled from the opening of the body, and then the opening is heated. The inverted container of this example was produced by fusing and sealing.
After passing through the normal distribution and storage processes of this inverted container, the liquid leakage state of the contents was examined, but no liquid leakage occurred. Next, holding the container body of the inverted container of this embodiment with the cap downward and holding it with one hand, once pushing the container body into the cap and lifting it, the container body can be easily removed from the cap with one hand. It was Next, hold the container body with one hand in the cap placed in the opposite direction, push the mouth and neck of the container body into the cap and release it when you release the hand, the container body rises slightly and stops, The body was attached to the cap. The container body of the inverted container of this example could be attached to and detached from the cap with one hand with one touch.

[0018]

In the inverted container of the present invention, the container body can be detached from the cap, which is placed in the opposite direction when used, with one hand with one hand, and the container body can be attached to the cap after use. It can be attached with one hand with one hand. For this reason, there is no inconvenience during use as in a conventional inverted container.

[Brief description of drawings]

FIG. 1 is an exploded explanatory view showing the structure of an inverted container according to an embodiment of the present invention. (A) is a perspective view of the mouth-neck part of a container main body, (b) is a perspective view of an inner cap, (c).
Is a perspective view showing the structure of the outer cap, and (d) is
It is a perspective view of the bottom plate of an inner cap, (e) is a perspective view of a spring, (f) is explanatory drawing which shows the structure of the cam operating part provided in the inner surface of an outer cap, (g). FIG. 6 is a partial cross-sectional view showing a state in which the container body is attached to the inner cap.

2 (a) to 2 (h) show progress of states of a locking cam of an inner cap and an operating portion of an outer cap when a container body of an inverted container according to an embodiment of the present invention is attached to and detached from a cap. It is an explanatory view shown.

FIG. 3 is a front view of the inverted container according to the embodiment of the present invention.

[Explanation of symbols]

 10 ... Inverted container 11 ... Clearance 100 ... Outer cap 110 ... Inner cap sliding hole 111 ... Bottom part 112, 241 ... Spring mounting part 120 ... Cam operating part 121 ... Cam guide groove 122, 123, 124 ... Cam operating protrusion 130 ... Spring 200 ... Inner cap 210 ... Main body 211 ... Seal ring or inner ring 212 ... Cam mounting recess 213 ... Cam shaft hole 220 ... Container mounting cylinder 221 …… Container mounting hole 222,311 …… Engagement ring or fitting ring 223,224 …… Hinge 230 …… Locking cam 231 …… Shaft 232,233 …… Triangular concave sliding surface or locking recess 240 …… Bottom plate 300 …… Container body 310 …… Mouth neck part 312 …… Spout

Claims (1)

[Claims] 1. An inverted container in which a container body is mounted above a cap that is placed in the opposite direction, wherein an engagement ring with the cap is provided at the mouth and neck of the container body, and the cap comprises:
An outer cap and an inner cap in the shape of a polygonal column that can slide up and down while being biased by a spring inside the outer cap. The inner cap includes a main body portion and a container mounting cylinder portion above the main body portion. Is provided with a container mounting hole having an engaging ring with the container body in the upper part, and is connected to at least two opposite sides of the upper end of the body part via hinges respectively, and the container body is sealed on the upper surface of the body part. A stop ring is provided, a locking cam is rotatably provided on one side surface, and the locking cam composed of a cam guide groove and a plurality of cam operating projections is provided on the inner surface on one side of the inner cap sliding hole of the outer cap. The cap before the mounting of the container body is provided with the cam operating part that stops, rotates and locks,
A container mounting cylinder portion of the inner cap projects above the outer cap in an open state, and a clearance is provided to further push the container body into the outer cap when the container body is mounted on the cap. Inverted container.