JPH11342967A - Pourable container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pourable container for sealing a pouring port of a cap body by thread-fastening the cap body with an inner plug body wherein it is a technical challenge to prevent the thread-fastened cap body from loosening thereby securely keeping a hermetic seal when not in use and also obtaining good usability at the time of use. SOLUTION: A locking protrusion piece 6 is provided on an outer peripheral face of an assembly cylinder 11 of an inner plug body 10 to be immovably assembled with a mouth 3 of a squeeze-type container body 1, and a locking piece 37 which can be locked by the locking protrusion piece 6 coming beyond a thread-fastening limit of a cap body 30 with the inner plug body 10 is provided on an inner peripheral face of an inner cylindrical piece 32 of the cap body 30, thereby preventing the cap body 30 which has been thread-fastened from loosening.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synthetic resin dispensing container for dispensing a liquid content by utilizing squeezing properties.

[0002]

2. Description of the Related Art There are known various types of liquid injection containers made of synthetic resin which squeeze the body by pressing the body with a fingertip holding the body to squeeze the body, such as shampoo or rinse. .

As one of the dispensing containers, a stopper piece and a window hole are provided at an upper end portion of a dispensing tube which is fixedly attached to a mouth portion of a container body and has a thread formed on an outer peripheral surface thereof. An inner plug and a cap body which is assembled so as to be liftable and non-removable by screwing into the inner plug body and has a spout at an upper end, and the spout is moved up and down by rotating the cap body. 2. Description of the Related Art There has been known an apparatus in which a stopper piece is fitted and unsealed to thereby open and close a spout.

[0004]

However, in the above-mentioned prior art, the sealing of the spout after use is performed by tightly fitting the plug piece of the inner plug into the spout by screwing and tightening the cap body. Since it is configured to achieve this, there is a possibility that the screwing of the cap body to the inner plug body may be loosened during the distribution stage or during non-use, and this loosening may cause the stopper piece to be inserted into the spout. The tight fit is also released, the airtightness is impaired, and the quality of the content liquid may deteriorate,
There was a problem.

Accordingly, the present invention has been made to solve the above-mentioned problems in the prior art, and a spout container for hermetically closing the spout of the cap body by screwing the cap body into the inner plug body. A technical object of the present invention is to prevent loosening of a screw fastening of a cap body, and it is an object of the present invention to securely maintain a seal when not in use and to obtain a good feeling in use during use.

[0006]

In order to solve the above-mentioned technical problems, the present invention provides a squeeze-deformable, slightly flat bottomed cylindrical body formed with a mouth standing upright at the upper end thereof. It has a container main body, and has a screw thread on the outer peripheral surface at the upper end of an assembled cylinder that is immovably assembled to the mouth of the container main body, and a spout cylinder having a stopper piece and a window hole at the upper end. A skirt cylinder formed in a double structure of a cylindrical inner cylinder piece rotatably fitted to the assembled cylinder of the inner plug body and a substantially elliptical outer cylinder piece having the inner plug body provided. At the upper end, a cover cylinder having a thread on the inner peripheral surface, and a spout that can be slidably contacted with the plug piece of the inner plug at the upper end is erected and connected, and screwed into the inner plug. It has a cap body that can be lifted and lowered and cannot be detached, a locking projection is provided on the outer peripheral surface of the assembled cylinder of the inner plug, and the inner circumference of the inner cylinder piece of the cap body is provided. To, the provision of lockable locking piece by overcoming the retaining tongue pieces in threaded engagement clamping limit of the cap member relative to the inner plug body in.

[0007] When the dispensing container is not used, the locking piece of the cap body is engaged with the locking projection of the inner plug body by being screwed into the inner plug body by screwing the cap body, and
Due to the lowering of the cap body, the stopper piece is closely fitted to the spout.

Since there is a click feeling when the locking piece of the cap body passes over the locking piece of the inner plug body, the user can confirm the sealing by the cap body and obtain a good feeling of use. By locking the stop piece and the locking piece,
There is no fear that the screwing of the cap body will be loosened, and the sealed state is reliably maintained.

When the spout container is used, the cap body is rotated in the unscrewing direction to release the locking between the locking projection and the locking piece, and the cap body is raised, so that the spout port of the cap body is opened. The spout opening is opened because the stopper piece of the inner stopper body comes off from the
It can be poured out.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. The container body 1 is made of a relatively soft synthetic resin material that can be squeezed and formed at the upper end of a slightly flat cylindrical body 2 with a pair of undercuts that are circumferentially divided on the outer peripheral surface. The mouth 3 is provided with a protruding locking strip 4 protruding therefrom and is continuously provided (see FIG. 2).

The inner plug 10 is constructed by erecting a pouring tube 13 via a flange portion 12 at the upper end of an assembled tube 11 which is immovably attached to the mouth 3 of the container body 1 by undercut connection. ing.

On the inner peripheral surface of the assembled cylinder 11 of the inner plug 10,
A pair of vertical ridges 14 are provided between the pair of locking strips 4 of the mouth 3 to specify the circumferentially assembled position of the inner plug 10 and to prevent rotation of the inner plug 10. In addition, on the outer peripheral surface of the assembled cylinder 11, a locking ridge 15 is provided around the upper end, and a pair of vertical ridge-shaped locking projections 16 are provided at an axially symmetric position at the lower end. .

A pair of threads 17 are formed axially symmetrically on the outer peripheral surface of the pouring cylinder 13 of the inner plug 10, and a stopper piece 18 is projected from a predetermined position at the lower end.

The opening at the upper end of the pouring cylinder 13 is
As shown in the figure, a plurality of (three in this embodiment) connecting pieces 19
The stopper piece 20 is provided at the axial center position through the through hole, and three spaces between the connecting pieces 19 are formed in the window 21 through which the content liquid passes.

As shown in FIGS. 1, 4 and 5, the cap body 30 has a cylindrical inner cylinder piece 32 and an elliptical outer cylinder piece 3.
3 at the upper end of the skirt tube 31 formed in a double structure.
A cover cylinder 35 is provided upright via a shoulder 34.

On the inner peripheral surface of the inner cylinder piece 32 of the cap body 30, there is provided a retaining stopper 36 which can be engaged with the engaging ridge 15 of the assembled cylinder 11 of the inner plug body 10; At a predetermined axially symmetrical position below, a pair of vertical strip-shaped locking pieces 37 that can be locked by climbing over the locking projection 16 are provided.

On the lower surface of the shoulder portion 34, a contact piece 38 is provided, which abuts against the stopper piece 18 of the inner plug 10 when the locking piece 37 gets over the locking projection 16.

On the inner peripheral surface of the cover cylinder 35, a pair of axially symmetrical threads 39 which are screwed with the threads 17 of the pouring cylinder 13 are formed. Exit 4
0, the inner diameter of the spout 40 and the inner diameter of the upper end of the cover cylinder 35 are large enough to be able to slidably contact the outer peripheral surface of the stopper piece 20 and the outer peripheral surface of the upper end of the discharge cylinder 13, respectively. Is formed.

The right half of FIG. 1 shows a closed state when the container is not used. When the cap 30 is screwed into the inner plug 10, the locking piece 37 of the cap 30 is engaged with the inner plug 10. The stopper piece 16 is locked by climbing over the stopper piece 16 (see FIG. 5), and the stopper piece 20 is closely fitted to the spout 40 by the lowering of the cap body 30.

In this locked state, the flat container main body 1 and the outer cylinder piece 33 of the elliptical skirt cylinder 31 are locked in a state where the directions of the respective long axes coincide with each other, and the container main body 1 and the cap are locked. A circumferential alignment with the body 30 has been achieved.

At the time of use, the cap body 3 is moved from this state.
0 in the unscrewing direction, for example, a half-turn operation to rotate the locking projection 1
When the cap member 30 is lifted by releasing the lock between the locking piece 6 and the locking piece 37, the stopper piece 20 is detached from the spout port 40, so that the spout port 40 is opened and pouring is possible (FIG. 1 left half).

[0022]

Since the present invention has the above-described structure, the following effects can be obtained. A member that is locked by overcoming at a screw fastening limit of the cap body between the inner plug body that is immovably assembled to the container body and the cap body whose opening is opened and closed by ascending and descending by screwing the inner plug body. Since the stopping means is provided, there is no risk of loosening the screwing of the cap body at the distribution stage or when not in use after purchase,
Since the closed state of the spout is reliably maintained, the deterioration of the quality of the content liquid is also reliably prevented.

Since there is a clicking sensation when the user crosses over the locking means, the user can confirm the sealing by the cap body, and can use it with ease and obtain a good feeling of use.

Further, the locking is performed in a state where the directions of the major axes of the flat container main body and the outer cylindrical piece of the substantially elliptical skirt cylinder are aligned with each other, so that the container main body and the cap body can be locked. Circumferential alignment can be easily achieved.

[Brief description of the drawings]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a longitudinal sectional view of an essential part of an embodiment of the present invention, in which a right half is in a closed state of a spout and a left half is in an open state.

FIG. 2 is a perspective view of the upper portion of the container main body of the embodiment shown in FIG.

FIG. 3 is a perspective view of the upper portion of the inner plug of the embodiment shown in FIG. 1;

FIG. 4 is a perspective view of a cap body of the embodiment shown in FIG. 1;

FIG. 5 is a bottom view of the cap body shown in FIG. 4;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1; Container main body 2; Body part 3; Mouth part 4; Locking ridge 10; Inner plug body 11; Assembled cylinder 12; Flange part 13; Discharge cylinder 14; Vertical ridge 15; Locking ridge 16; Projecting piece 17; Screw 18; Stopper piece 19; Connecting piece 20; Plug piece 21; Window hole 30; Cap body 31; Skirt pipe 32; Inner pipe piece 33; Outer pipe piece 34; Shoulder 35; Retaining strip 37; locking piece 38; abutting piece 39; screw thread 40;

Claims (1)

[Claims] 1. A container body (1) having a mouth (3) standing upright and connected to an upper end of a body (2) formed into a slightly flattened cylindrical shape capable of being squeezed and deformed. 3) At the upper end of the assembling cylinder (11) to be fixedly mounted on the outer peripheral surface, has a thread (17),
A spigot (13) provided with a spigot piece (20) and a window hole (21) at the upper end, an inner plug body (10) having an upright connection, and a rotatable outer fit on the assembled cylinder (11). Cylindrical inner cylinder piece (32) and substantially elliptical outer cylinder piece
At the upper end of the skirt tube (31) formed in a double structure with (33), a thread (39) is provided on the inner peripheral surface, and the upper end portion can slide tightly on the stopper piece (20). And a cap body (30), which is provided with a cover cylinder (35) having an open spout (40) in an upright and continuous manner, and which is screwed to the inner plug body (10) so as to be able to ascend and descend and cannot be detached. A locking projection (16) is provided on the outer peripheral surface of the assembled cylinder (11), and the inner plug (1) is provided on the inner peripheral surface of the inner cylinder piece (32).
A locking piece (37) that can be locked by climbing over the locking projection (16) at the screwing tightening limit of the cap body (30) with respect to (0).
A dispensing container comprising: