JPH10316183A - Cover cap - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To easily separate a used aerosol product or other cover cap from a container and dispose of it. SOLUTION: An engagement projection 21 is, for example, a mountain cap.
The cover cap 1 used in a state engaged with the lower edge of the cover 14 is separated from the container 10 by a rotating operation between the two. In the engagement state (a) of the cover cap 1 and the container 10, the convex portion 18 formed on the shoulder portion 17 of the container main body 11 enters the concave portion 5 on the inner peripheral surface on the lower end side of the cover cap 1. When it is used, by rotating the two relatively, the convex portion 18 of the container body 11 moves from the concave portion 5 of the cover cap 1 to the lower end surface 4 thereof, and
Is forcibly lifted upward, and the lower end side is spread outward somewhat, so that the engagement between the engagement projection 21 and the mountain cap 14 is released (b). Note that the cover cap 1 may be screwed to the container 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cover cap used in a state engaged with an opening portion of a container.
In particular, the engaged state between the cover cap and the container, such as used aerosol products, is released by rotating the container, so that the cover cap and the container, which are originally made of different materials, can be individually separated and discarded. Things.

Generally, a cover cap protects a push-down tube, a stem, and the like interlocked with an operation button, and is provided with a housing or the like. The cover cap is used in a state fixed to the opening side of a container.

[0003] This type of cover cap can be applied to any of the following containers: an aerosol type using compressed gas or the like; and a pressure accumulating type using an inlet-side inflow valve and an outlet-side discharge valve. In the description, it is assumed that an aerosol type container is used for convenience of explanation.

[0004]

2. Description of the Related Art FIGS. 5 and 6 are explanatory views showing how a conventional spout and a container are attached. FIG. 5 shows the spout and the container separately, and FIG. 6 shows a state where the spout is attached to the container.

In these figures, 10 is a container, 11 is a container body, 12 is a suction pipe, 13 is a housing, 14 is a mountain cap, 15 is a stem, 20 is a spout, and 21 is a lower part of the inner peripheral surface of the spout. Engagement projection, 22 is a stem mounting portion to which the stem 15 of the container 10 is fitted when the container 10 is connected to the spout 20, 23 is an operation button, 24 is a discharge passage, and 25 is a discharge port. .

When the spout 20 is attached to the container body 11 (see FIG. 6), the stem 15 is fitted into the stem mounting portion 22 of the spout 20, and the engaging projection 21 and the mountain cap 14
And the spout 20 is firmly attached to the container body 11 via the mountain cap 14.

When the spout 20 is attached to the container body 11, the spout 20 and the container 10 are integrated. In this state, when the operation button 23 is pressed, the stem 15 fitted to the stem mounting portion 22 is pushed down in conjunction with the operation. The contents contained in the container are discharged from the discharge port 25 to the outside through the suction pipe 12, the housing 13, the stem 15, and the discharge passage 24.

[0008]

As described above, the conventional cover cap, once attached to the container, firmly engages with the container.
When trying to separate a cover cap and a container made of different materials from each other, they cannot be easily separated.For example, when discarding a product in which the container is made of metal and the cover cap is made of plastic. However, there is a problem that it is difficult to separate a metal (container) from a plastic (cap).

In view of the above, in the present invention, in order to separate and discard a cover cap made of a different material from a container, the cover cap of a used product can be easily removed from the container. Aim.

[0010]

Means for Solving the Problems In order to achieve this,
In the present invention, a cover cap having the following configuration is used. A cover cap used in a state engaged with the opening side portion of the container, wherein the engaged state is released by a rotation operation with respect to the container; a screw portion for the engagement Having a release action portion for the release, wherein the engaging state is released based on the contact operation between the container side portion and the release action portion during the rotation operation; As the action portion, a lower end surface in which a plurality of concave portions corresponding to the convex portions on the container side are formed, and the convex portion on the container side is a surface following the concave portion on the lower end surface during the rotation operation. Moving relatively to the surface portion, and being lifted upward by the contact of the projection with the surface portion at this time.

Since the present invention has such a configuration, the cover cap can be easily removed from the container by releasing the engagement between the cover cap and the container by rotating the container.

Further, since a screw portion for engagement is formed, when the cover cap is attached to the container, these are engaged by screw connection, and the screw connection is released during the rotation operation. Cover cap can be removed from the container.

[0013] Further, since there is provided a release action portion that operates during the rotation operation, and the lower end surface (the surface portion following the concave portion) of the cover cap is used as the release action portion, the container side is used during the rotation operation. Is lifted off the concave portion and comes into contact with a surface portion following the concave portion to lift the cover cap to release the engagement between the cover cap and the container.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. FIG. 1 is an explanatory view showing a longitudinal section of a cover cap of a screw connection type. FIG. 2 is an explanatory view of a fitting type cover cap, and FIG.
Indicates a longitudinal section, and (b) indicates a transverse section. FIG.
3A and 3B are explanatory views of a container body corresponding to the cover cap of FIG. 2, wherein FIG. 3A is a view of the container body as viewed from above, and FIG. 3B is a side view of the container body. FIG. 4 is an explanatory view of a container including the cover cap of FIG. 2 and the container main body of FIG.
(B) shows a state in which the cover cap is removed from the container by a rotation operation.

In these figures, 1 is a cover cap, 2 is a screw portion formed on the inner part of the cover cap,
3 is a knurl formed on the outer peripheral surface of the cover cap, 16
Is a threaded portion formed on the container body, 4 is a lower end surface of the cover cap, 5 is a concave portion formed on the lower end surface 4 of the cover cap in a shape corresponding to the convex portion 18 on the container side, and 6 is a tapered surface of the concave portion 5. , 7 indicate a flat portion of the lower end face 4 of the cover cap, 8 indicates a communication hole, and 18 indicates a projection provided on the container body. The contents of other reference numerals are the same as those used in the conventional example.

In FIG. 1, a screw portion 16 is formed in the container body 11, and a screw portion 2 is formed inside the cover cap 1 so as to mesh therewith. Also, cover cap 1
A knurl 3 is provided on the outer peripheral surface of the cover cap 1 so that the cover cap 1 does not slip when the cover cap 1 is rotated.

At the time of use, the cover cap 1 and the container 10 are united by the screw connection of the screw portion 16 of the container body 11 and the screw portion 2 of the inner portion of the cover cap 1. The object is discharged to the outside through the suction pipe 12, the housing 13, the communication hole 8, the stem 15, and the like.

When separating the used cover cap 1 from the container 10, the screw connection between the container body 11 and the cover cap 1 may be released by a rotating operation. The screw portion may be formed on the outer portion of the mountain cap 14, and in this case, the screw portion is formed on the inner portion of the cover cap 1 so as to mesh with the screw portion.

In FIG. 3, several convex portions 18 are provided on the shoulder portion 17 of the container body 11. As shown in FIG. 2, a plurality of recesses 5 are formed on the lower end surface 4 of the cover cap 1 at regular intervals in a shape corresponding to the convex portions 18 of the shoulder portion 17 of the container body 11. A concave portion 5 and a flat portion 7 are formed. A tapered surface 6 is formed at each end of the recess 5. Knurling 3 on the outer peripheral surface of the cover cap 1
Is given.

As shown in FIG. 4A, the cover cap 1
When the cover cap 1 is attached to the container 10, the engaging projection 21 of the cover cap 1 is engaged with the end of the mountain cap 14, and the projection 18 provided on the shoulder portion 17 of the container body 11 is It enters the concave portion 5 formed on the end face 4.

When separating the used cover cap 1 from the container 10, the cover cap 1 is rotated in the left-right direction with respect to the container body 11. At this time, the knurling 3 applied to the outer peripheral surface of the cover cap 1 reduces slippage during the turning operation.

As shown in FIG. 4B, the convex portion 18 of the container body 11 that has entered the concave portion 5 of the lower end surface 4 of the cover cap by the rotation operation is changed to the tapered surface 6 formed in the concave portion 5.
And abuts the flat portion 7 of the lower end surface 4 of the cover cap. Therefore, the convex portion 18 is forcibly inserted between the flat portion 7 of the lower end face 4 of the cover cap and the container body 11 which have been close to each other in use, and the cover cap 1 is lifted by the convex portion 18 and 21 is displaced from the mountain cap 14, the engagement between the cover cap 1 and the container body 11 is released, and the cover cap 1 can be removed from the container 10.

The concave portion 5 formed on the bottom surface 4 of the lower end of the cover cap may have any shape as long as it corresponds to the convex portion 18 on the container side.

The concave portion 5 and the convex portion 18 shown in FIGS.
The installation is reversed, that is, a concave portion is formed on the container side,
A convex portion may be provided on the lower end surface of the cover cap.

Further, these concave portions and convex portions are formed in portions other than the lower end surface 4 of the cover cap. For example, an oblique concave portion is formed on the inner peripheral surface, and in an ordinary use state, it is formed on the upper portion therein. The convex portion on the container side may be located.

The object to which the cover cap of the present invention is applied is not only a container using a push button type operation member as shown in the figure, but also various operation members such as a tilt type which tilts at the time of operation, and a trigger lever type which rotates at the time of operation. It goes without saying that the present invention can be applied to the case of a container to be used.

[0027]

Since the engagement between the cover cap and the container is released by the turning operation, the cover cap of the used product can be easily removed from the container.
Therefore, each material can be separated and discarded.

[Brief description of the drawings]

FIG. 1 is an explanatory view of a cover cap of a screw connection type according to the present invention.

FIG. 2 is an explanatory view of a fitting type cover cap of the present invention.

FIG. 3 is an explanatory view of a container body corresponding to the cover cap of FIG. 2 of the present invention.

FIG. 4 is an explanatory view of a container according to the present invention which includes the cover cap of FIG. 2 and the container main body of FIG. 3;

FIG. 5 is an explanatory view showing a state of attachment between a spout and a container in the related art.

[Explanation of symbols]

1 Cover cap 2 Screw part formed on cover cap 3 Outer peripheral surface of cover cap (knurled) 4 Lower end surface of cover cap 5 ... recess 6 ... taper surface 7 ... flat part 8 ... communication hole 10 ... container 11 ... container body 12 ...・ Suction pipe 13 ・ ・ ・ ・ ・ ・ Housing 14 ・ ・ ・ ・ ・ Mountain cap 15 ・ ・ ・ ・ ・ Stem 16 ・ ・ ・ ・ ・ Screw part 17 ・ ・ ・ ・ ・ Shoulder 18 ・ ・... Protrusion 20 ... Spout 21 ... Engagement projection 22 ... Stem mounting part 23 ... Operation button 24 ... Discharge passage 25 ... ... Discharge ports

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[Procedure amendment]

[Submission date] July 1, 1997

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Brief description of drawings

[Correction method] Change

[Correction contents]

[Brief description of the drawings]

FIG. 1 is an explanatory view of a cover cap of a screw connection type according to the present invention.

FIG. 2 is an explanatory view of a fitting type cover cap of the present invention.

FIG. 3 is an explanatory view of a container body corresponding to the cover cap of FIG. 2 of the present invention.

FIG. 4 is an explanatory view of a container according to the present invention which includes the cover cap of FIG. 2 and the container main body of FIG. 3;

FIG. 5 is an explanatory view showing a state of attachment between a spout and a container in the related art.

FIG. 6 is an explanatory view showing a conventional state in which a spout is attached to a container.

[Description of Signs] 1... Cover cap 2... Threaded portion formed on cover cap 3... Outer peripheral surface of cover cap (knurling) 4. Bottom surface 5 ... Recess 6 ... Tapered surface 7 ... Flat portion 8 ... Communication hole 10 ... Container 11 ... Container body 12 ······································································································· ネ ジShoulder portion 18 Projecting portion 20 Spout 21 Engaging projection 22 Stem mounting portion 23 Operation button 24 Release Passage 25

Claims (4)

[Claims] 1. A cover cap used in a state of being engaged with an opening side portion of a container, wherein the engagement state is released by a rotation operation between the cover and the container. cap. 2. The cover cap according to claim 1, wherein a screw portion for the engagement is formed. 3. The method according to claim 2, further comprising a release action portion for releasing, wherein the engaging state is released based on an abutting operation between the container side portion and the release action portion during the rotation operation. The cover cap according to claim 1. 4. A lower end surface having a plurality of concave portions formed in a shape corresponding to the convex portion on the container side as the release action portion, wherein the convex portion on the container side is the lower end surface of the lower end surface during the rotation operation. 4. The cover cap according to claim 3, wherein the cover cap relatively moves from the concave portion to a subsequent surface portion, and is lifted upward by the contact of the convex portion with the surface portion at this time.