JP5173005B2 - Degassing mechanism of aerosol container - Google Patents

Description

  The present invention relates to an aerosol container, and more particularly to a mechanism for extracting residual gas from the container after use.

  To remove the residual gas from the used aerosol container, remove the shoulder cover attached to the aerosol container and remove the overcap from the aerosol container equipped with an ejection head and an overcap that protects the ejection head. 2. Description of the Related Art Conventionally, a content ejection container that is attached directly to an aerosol container to extract a residual gas while maintaining the ejection head in a pressed position is known (see, for example, Patent Document 1).

  In addition, in order to extract the residual gas from the used aerosol container, the contents ejecting container in which the button cup attached to the center of the overcap is pushed down and the ejection head is kept in the depressed position to extract the residual gas is Conventionally known (see, for example, Patent Document 2).

JP 2001-2154 A JP 2001-55284 A

However, the contents ejection container described in Patent Document 1 has a problem that if the shoulder cover is removed while the contents still remain, the overcap cannot be used by being attached to the aerosol container. It was.
Even in the contents ejection container described in Patent Document 2, when the contents are still left, if the button cup is pushed down, the ejection head is pushed down, and the contents are ejected wastefully.

  An object of the present invention is to solve the above-mentioned problem, and when the contents still remain as the contents ejection container, the overcap can be used reliably without pushing down the ejection head. An object of the present invention is to provide a degassing mechanism for an aerosol container in which a part of the overcap is removed and then attached to the upper part of the aerosol container when the residual gas is extracted, and the residual gas is extracted.

  In order to solve the above problems, the present invention is a content ejection container in which an overcap is attached to an aerosol container equipped with an ejection head as a degassing mechanism for the aerosol container, and the aerosol container is engaged with the upper end of the shoulder. It has a mountain cup that forms a ring. The overcap is composed of a push-down cap and an engagement cap that can be separated from the push-down cap. The push-down cap is suspended from the top wall and the top wall. A pressing cylinder provided on the lower surface of the top wall, and an engaging cylinder provided with a plurality of incisions extending from the lower end of the engaging cylinder. A fitting protrusion that can be engaged is provided on the inner peripheral side of the combined ring, and the engagement cap includes an upper wall, an inner cylinder that is suspended from the lower surface of the upper wall, and an outer cylinder that is suspended from the outer edge. The upper wall is a ring-shaped outer upper wall And an inner upper wall portion, and the outer upper wall portion and the inner upper wall portion are connected to each other by a plurality of severable bridges at a position that fits the cut portion of the engaging cylinder of the push-down cap. The wall is formed with a fitting hole for fitting with the outer periphery of the push-down cylinder of the push-down cap, and the lower end of the inner cylinder is engaged with the outer peripheral side of the engagement ring of the mountain cup of the aerosol container. A protrusion is provided, the bridge on the upper wall of the engagement cap is cut to separate the push-down cap from the engagement cap, and when the push-down cap is attached to the aerosol container, the push-down cylinder comes into contact with the ejection head, A configuration characterized in that the depressed state can be maintained is adopted.

  As another embodiment of the degassing mechanism, a content ejection container in which an overcap is attached to an aerosol container equipped with an ejection head, the aerosol container comprising a mountain cup having an engagement ring formed at the upper end of the shoulder, and a shoulder The overcap is composed of a push-down cap and an engagement cap that can separate the push-down cap. The push-down cap is suspended from the top wall and the top wall. And an engaging cylinder provided with a plurality of incisions extending from the lower end and suspended from the lower surface of the top wall, and the lower end of the engaging cylinder is engaged with the mountain cup of the aerosol container. A fitting projection that can be engaged with the ring is provided, the engagement cap includes an upper wall and an outer cylinder that is suspended from an outer edge of the upper wall, and the upper wall includes a ring-shaped outer upper wall portion. The inner upper wall and the outer upper wall and the inner upper wall Connected with a plurality of severable bridges at a position that fits into the notch of the cap's engaging cylinder, and the inner upper wall has a fitting hole that fits the outer periphery of the pressing cylinder of the pressing cap The lower end of the outer cylinder is provided with an engaging ridge that engages with the engaging portion of the lower portion of the shoulder of the aerosol container, and the push cap is engaged by cutting the bridge on the upper wall of the engaging cap. When the push-down cap is attached to the aerosol container, the push-down cylinder comes into contact with the ejection head so that the push-down state can be maintained.

  As another embodiment of the degassing mechanism, there is a content ejection container in which an overcap is attached to an aerosol container equipped with an ejection head, and the aerosol container comprises a mountain cup having an engagement ring formed at the upper end of the shoulder. The overcap includes a push-down cap and an engagement cap that enables the push-down cap to be separated. The push-down cap includes a top wall and a push-down cylinder suspended from the lower surface of the top wall. The engagement cap includes an inner upper wall, an inner cylinder suspended from the outer edge of the lower surface of the inner upper wall, and a ring-shaped outer upper surface connected via a plurality of bridges that can be cut to the outer edge of the inner upper wall. A wall and an outer cylinder connected to the outer edge of the outer upper wall, and a fitting hole is formed in the center of the inner upper wall for fitting with the pressing cylinder of the pressing cap. Engage with the inner circumferential side of the engagement ring of the mountain cup of the aerosol container Fitting projections are provided, and the lower end of the outer cylinder is provided with an engagement projection that engages with the outer peripheral side of the engagement ring of the mountain cup of the aerosol container. The inner upper wall of the engagement cap fitted to the inner cap is cut off from the outer upper wall of the engagement cap, and the inner cylinder suspended from the inner upper wall is attached to the engagement ring of the aerosol container. The structure is characterized in that the push-down cylinder of the push-down cap is brought into contact with the ejection head to maintain the pushed-down state of the ejection head.

  As another embodiment of the degassing mechanism, there is provided a content ejection container in which an overcap is attached to an aerosol container equipped with an ejection head, the aerosol container comprising a mountain cup having an engagement ring formed at the upper end of the shoulder, and a shoulder The overcap is composed of a push-down cap and an engagement cap that can separate the push-down cap. The push-down cap includes a top wall and a bottom surface of the top wall. The engaging cap includes an inner upper wall, an inner cylinder suspended from the lower edge of the lower surface of the inner upper wall, and a plurality of bridges that can be cut at the outer edge of the inner upper wall. A ring-shaped outer upper wall and an outer cylinder connected to the outer edge of the outer upper wall, and the center of the inner upper wall is fitted with the pressing cylinder of the pressing cap A hole is drilled, and the lower end of the inner cylinder is an aerosol container mountain cup. A fitting projection that can be engaged with the engagement ring is provided, and an engagement projection that engages with an engagement portion at a lower portion of the shoulder portion of the aerosol container is provided at the lower end of the outer cylinder. The inner upper wall of the engagement cap fitted to the outer periphery of the lowering cylinder is cut off from the outer upper wall of the engagement cap by cutting the bridge, and the inner cylinder suspended from the inner upper wall is used as the engagement ring of the aerosol container. A configuration is adopted in which the push-down cylinder of the push-down cap is brought into contact with the ejection head to maintain the pushed-down state of the ejection head by mounting.

  As a specific example of the degassing mechanism, an outer cylinder portion is continuously provided on the outer edge of the top wall of the pressing cap, and the outer cylinder portion is engaged with a step portion provided on the outer edge of the outer upper wall of the engagement cap. In addition, a configuration is adopted in which the lower surface of the top wall of the push-down cap is engaged with the upper surface of the upper wall of the engagement cap.

  In a content ejection container in which an overcap is attached to an aerosol container equipped with an ejection head, the overcap is formed of a push-down cap and an engagement cap, and is pressed against the engagement cap when the aerosol container is degassed. Rotate the lowering cap, remove the lowering cap from the engaging cap, and then attach the lowering cap to the engagement ring of the aerosol container so that the pressing cap can maintain the pressed-down state of the ejection head Therefore, the degassing of the aerosol container can be performed easily and reliably.

It is a section elevation view of the ejection container of the 1st example of the present invention. It is explanatory drawing of the overcap | capacitance in 1st Example, (a) is a cross-sectional elevation exploded view of a pushing-down cap and an engagement cap, (b) is a bottom view. It is a cross-sectional elevation view when the push-down cap in the first embodiment is directly attached to the aerosol container. It is a section elevation view of the ejection container of the 2nd example of the present invention. It is explanatory drawing of the overcap | capacitance in 2nd Example, (a) is a cross-sectional elevation exploded view of a pushing-down cap and an engagement cap, (b) is a bottom view. It is a cross-sectional elevation view when the pressing member according to the second embodiment is directly attached to the aerosol container.

  Next, an ejection container according to the present invention will be described with reference to the drawings.

  In FIG. 1, A is an aerosol container, B is an ejection head attached to the aerosol container A, and C is an overcap attached to the aerosol container A.

The aerosol container A is made of metal or synthetic resin, and includes a trunk portion 1, a shoulder portion 2 that is inclined inward and upward from the upper end of the trunk portion 1, and a mountain cup 3 that is connected to the upper end of the shoulder portion 2. doing.
The mountain cup 3 has an engagement ring 4 formed at the top, and an aerosol valve with a stem 5 protruding at the upper end is attached to the inner center.

  The ejection head B is formed of a synthetic resin and is attached to the stem 5 of the aerosol container A. The ejection head B includes a top wall 10 and a side peripheral wall 12 provided on the outer edge of the top wall 10 and provided with ejection holes 11. The top wall 10 is formed of an inclined surface with the ejection hole 11 side raised.

As shown in FIGS. 1 and 2, the overcap C is formed of a synthetic resin and includes a push-down cap C1 and an engagement cap C2.
The push-down cap C1 has a top wall 30, a push-down cylinder 31 suspended from the center of the bottom surface of the top wall 30, and a notch 32 extending from the lower end at a predetermined position. A plurality of engagement cylinders 33 and an outer cylinder part 34 connected to the outer edge of the top wall 30.

A fitting portion 35 is provided on the outer periphery of the push-down cylinder 31.
At the lower end of the outer periphery of the engagement cylinder 33, a fitting projection 36 that engages with the inner periphery of the engagement ring 4 of the mountain cup 3 of the aerosol container A is provided.

  As shown in FIG. 2, the engagement cap C2 includes an upper wall 40 whose upper surface engages with the lower surface of the top wall 30 of the push-down cap C1, an inner cylinder 41 suspended from the lower surface of the upper wall 40, The outer edge of the wall 40 is provided with an outer cylinder 43 that is connected to the outer cylinder part 34 of the push-down cap C1 via a stepped part 42.

The upper wall 40 is provided with a fitting insertion portion 44 formed so that the engagement cylinder 33 of the pressing cap C1 is inserted into a predetermined position. The fitting insertion portion 44 causes the ring-shaped outer upper wall portion 45 to be inserted. And the inner upper wall part 46 connected to the inner edge of the outer upper wall part 45 is formed.
The outer upper wall portion 45 and the inner upper wall portion 46 have a plurality of severable bridges 47 provided at positions that fit in the cut portions 32 provided in the engagement cylinder 33 of the push-down cap C1 in the fitting insertion portion 44. It is connected by.
In the center of the inner upper wall portion 46, a fitting hole 48 that fits the outer periphery of the push-down cylinder 31 of the push-down cap C1 and the fitting portion 35 is formed.

  An engagement protrusion 49 that engages with the outer periphery of the engagement ring 4 of the mountain cup 3 of the aerosol container A is provided at the lower end of the inner periphery of the inner cylinder 41.

Next, the usage mode and operational effects of the ejection container of the present embodiment will be described.
To assemble the ejection container, first, the engaging cylinder 33 of the push-down cap C1 is inserted from above into the fitting insertion portion 44 of the upper wall 40 of the engaging cap C2.
At that time, the bridge 47 provided in the fitting insertion portion 44 of the engagement cap C2 is inserted into the notch 32 provided in the engagement cylinder 33 of the push-down cap C1.

  Next, the push-down cylinder 31 of the push-down cap C1 is inserted and fitted into the fitting hole 48 of the inner upper wall portion 46 of the upper wall 40 of the engagement cap C2, and the top wall 30 of the push-down cap C1 is inserted. The lower cap and the upper surface of the upper wall 40 of the engaging cap C2, and the outer cylinder portion 34 of the pressing cap C1 and the stepped portion 42 of the engaging cap C2 are engaged, and the pressing cap C1 is attached to the engaging cap C2. An overcap C is obtained.

  Next, the overcap C is put on the top of the aerosol container A with the ejection head B mounted on the stem 5, and the engagement protrusion of the inner cylinder 41 of the engagement cap C <b> 2 is placed on the outer periphery of the engagement ring 4 of the mountain cup 3 of the aerosol container A. The part 49 is engaged, and the overcap C is attached to the upper part of the aerosol container A to obtain a closed ejection container.

  When using the ejection container, the outer cylinder 43 of the engagement cap C2 is gripped, the overcap C is pulled upward from the aerosol container A, the lid is opened, the ejection head B is pushed down, and the contents are ejected. 11 can be ejected.

  After the entire contents have been used, the residual gas in the aerosol container A is extracted by first grasping the outer periphery of the outer cylinder portion 34 of the push-down cap C1 and rotating the push-down cap C1 with respect to the engagement cap C2. By this rotation, the bridge 47 in the fitting insertion portion 44 of the engagement cap C2 engaged in the cut portion 32 provided in the engagement cylinder 33 of the push-down cap C1 is cut by the rotation of the cut portion 32. Then, the upper wall 40 of the engagement cap C2 has the inner upper wall portion 46 removed from the outer upper wall portion 45.

  When the push-down cap C1 is lifted upward while grasping the outer cylinder 34 with the inner upper wall 46 removed, the push-down cap C1 is engaged together with the inner upper wall 46 fitted to the push-down cylinder 31. The joint cap C2 is removed.

  Next, the push-down cap C1 is directly placed over the aerosol container A, and the engagement protrusion 36 of the engagement cylinder 33 of the push-down cap C1 is engaged inside the engagement ring 4 of the mountain cup 3 of the aerosol container A. Let them wear.

When the pressing cap C1 is attached to the upper part of the aerosol container A, the lower end surface of the pressing cylinder 31 of the pressing cap C1 comes into contact with the upper surface of the top wall 10 of the ejection head B as shown in FIG. The gas is pushed down to a certain position and the residual gas is extracted.
The residual gas is ejected from the ejection hole 11 of the ejection head B into the push-down cap C1, passes through the cut portion 32 of the push-down cap C1, and is discharged out of the aerosol container A.

The engagement of the fitting projection 36 of the engagement cylinder 33 of the push-down cap C1 and the engagement ring 4 of the mountain cup 3 of the aerosol container A is maintained, and the gas extraction is continued just by leaving it as it is. Residual gas and contents in the aerosol container A are completely extracted, and the aerosol container A can be safely discarded.
In addition, after the residual gas and contents in the aerosol container A are completely extracted, the push-down cap C1 can be removed from the aerosol container A and discarded separately.

  In the above embodiment, the engagement protrusion 49 provided at the lower end of the inner periphery of the inner cylinder 41 of the engagement cap C2 is provided. However, the engagement portion is provided on the outer edge of the shoulder 2 of the aerosol container A, and the engagement cap C2 is provided. An engagement protrusion that engages with an engagement portion provided at the outer edge of the shoulder portion 2 is provided at the lower end of the inner periphery of the outer cylinder 43, and an overcap C is attached to the upper portion of the aerosol container A so as to close the lid. An engagement cap may be formed on the.

If the engagement protrusion is provided at the inner peripheral lower end of the outer cylinder 43 of the engagement cap C2, the inner cylinder 41 is not required, and therefore the formation of the engagement cap C2 is simplified.
The configuration in which the engagement cap of the overcap is attached to the aerosol container is not limited to the embodiment described above.

Next, a description will be given of a second embodiment in which the mounting method of the overcap pressing cap and the engaging cap is changed.
The same components as those of the first embodiment of the present embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  In FIG. 4, A is an aerosol container, B is an ejection head attached to the aerosol container A, and Cb is an overcap attached to the aerosol container A.

As shown in FIGS. 4 and 5, the overcap Cb is formed of a synthetic resin and includes a push-down cap Cb1 and an engagement cap Cb2.
The push-down cap Cb <b> 1 includes a top wall 50, a push-down cylinder 51 that is suspended from the center of the lower surface of the top wall 50, and an outer cylinder portion 52 that is connected to the outer edge of the top wall 50.
A fitting portion 53 is provided on the outer periphery of the push-down cylinder 51.

  The engagement cap Cb <b> 2 is connected to the inner upper wall 55, the inner cylinder 56 suspended from the outer edge of the lower surface of the inner upper wall 55, and the outer edge of the inner upper wall 55 via a plurality of severable bridges 57. A ring-shaped outer upper wall 58 and an outer cylinder 60 connected to the outer edge of the outer upper wall 58 via a stepped portion 59 that engages with the outer cylinder portion 52 of the push-down cap Cb1.

In the center of the inner upper wall 55, a fitting hole 61 that fits the outer periphery of the push-down cylinder 51 of the push-down cap Cb1 and the fitting portion 53 is formed.
A fitting protrusion 62 that engages with the inner periphery of the engagement ring 4 of the mountain cup 3 of the aerosol container A is provided at the lower end of the outer periphery of the inner cylinder 56.
An engagement protrusion 63 that engages with the outer periphery of the engagement ring 4 of the mountain cup 3 of the aerosol container A is provided at the lower end of the inner periphery of the outer cylinder 60.

Next, the usage mode and operational effects of the ejection container of the present embodiment will be described.
For the assembly of the ejection container, first, the push-down cylinder 51 of the push-down cap Cb1 is inserted and fitted into the fitting hole 61 of the inner upper wall 55 of the engagement cap Cb2, and the lower surface of the top wall 51 of the push-down cap Cb1 is fitted. And the upper surface of the inner upper wall 55 and the outer upper wall 58 of the engagement cap Cb2, and the outer cylindrical portion 52 of the push-down cap Cb1 and the step portion 59 of the engagement cap Cb2 are engaged to engage the push-down cap Cb1. The overcap Cb attached to the combined cap Cb2 is obtained.

  Next, an overcap Cb is placed over the aerosol container A with the ejection head B attached to the stem 5, and the engagement protrusion of the outer cylinder 60 of the engagement cap Cb2 is placed on the outer periphery of the engagement ring 4 of the mountain cup 3 of the aerosol container A. The part 63 is engaged, and the overcap Cb is attached to the upper part of the aerosol container A to obtain a closed ejection container.

  When using the ejection container, the outer cylinder 60 of the engagement cap Cb2 is gripped, the overcap Cb is pulled upward from the aerosol container A, the lid is opened, the ejection head B is pushed down, and the contents are ejected. 11 can be ejected.

  To remove the residual gas, first, the outer periphery of the outer cylindrical portion 52 of the push-down cap Cb1 is gripped, and the push-down cap Cb1 is rotated or pulled up with respect to the engagement cap Cb2.

  When the push-down cap Cb1 is rotated or pulled up, the inner upper wall 55 of the engagement cap Cb2 fitted to the outer periphery of the push-down cylinder 51 of the push-down cap Cb1 is pushed against the outer upper wall 58. By rotating or pulling up with the lowering cap Cb1, the bridge 57 is cut, and the inner upper wall 58 and the inner cylinder 56 of the engaging cap Cb2 are removed from the outer upper wall portion 58 together with the lowering cap Cb1, As shown in FIG. 6, a push-down member D is formed in which the inner upper wall 58 and the inner cylinder 56 of the engagement cap Cb <b> 2 and the push-down cap Cb <b> 1 are fitted.

  Next, after removing the remaining engagement cap Cb2 from the aerosol container A, the pressing member D is placed over the aerosol container A, and the inner cylinder 56 is placed inside the engagement ring 4 of the mountain cup 3 of the aerosol container A. The fitting protrusion 62 is engaged and attached.

When the inner cylinder 56 of the pressing member D is attached to the upper part of the aerosol container A, the lower end surface of the pressing cylinder 51 of the pressing cap Cb1 comes into contact with the upper surface of the top wall 10 of the ejection head B, and the ejection head B is fixed. The gas is pushed down to the position and the residual gas is extracted.
In addition, the same operational effects as the first embodiment can be obtained.

  In the above embodiment, the engaging portion is provided on the outer edge of the shoulder portion 2 of the aerosol container A, and the engaging protrusion 63 of the outer cylinder 60 of the engaging cap Cb2 is engaged with the engaging portion of the shoulder portion 2 of the aerosol container A. Then, the side portion of the overcap Cb may be formed so as to close the lid, and the configuration in which the engagement cap of the overcap is attached to the aerosol container is not limited to the above embodiment.

  The present invention removes the push-down cap of the overcap consisting of the push-down cap and the engagement cap by rotating it with respect to the engagement cap, and attaches only the push-down cap to the upper part of the aerosol container to remove residual gas. Since it can be extracted, it can be widely used as a degassing mechanism for various aerosol containers.

A Aerosol container B Blowing head C, Cb Overcap
C1, Cb1 push-down cap C2, Cb2 engagement cap D push-down member 1 trunk 2 shoulder 3 mountain cup 4 engagement ring 5 stem 10 top wall 11 ejection hole 12 side peripheral wall 30, 50 top wall 31 of the push-down cap , 51 Push-down cylinder 32 Notch 33 Engagement cylinder 34, 52 Outer cylinder part 35, 53 Fitting part 36, 62 Fitting protrusion 40 Upper wall 41, 56 Inner cylinder 42, 59 Step part 43, 60 Outer cylinder 44 Insertion portion 45 Outer upper wall portion 46 Inner upper wall portion 47, 57 Bridge 48, 61 Fitting hole 49, 63 Engaging projection 55 Inner upper wall 58 Outer upper wall

Claims (5)

A content ejection container having an overcap attached to an aerosol container equipped with an ejection head,
The aerosol container has a mountain cup with an engagement ring on the shoulder top,
The overcap consists of a push-down cap and an engagement cap that can separate the push-down cap,
The push-down cap includes a top wall, a push-down cylinder suspended from the top wall, and an engagement cylinder suspended from the lower surface of the top wall and provided with a plurality of cut portions extending from the lower end,
At the lower end of the engagement cylinder, a fitting projection that can be engaged with the inner peripheral side of the engagement ring of the mountain cup of the aerosol container is provided,
The engagement cap comprises an upper wall, an inner cylinder suspended from the lower surface of the upper wall, and an outer cylinder suspended from the outer edge,
The upper wall comprises a ring-shaped outer upper wall portion and an inner upper wall portion,
The outer upper wall portion and the inner upper wall portion are connected to each other by a plurality of bridges that can be cut at a position that matches the cut portion of the engagement cylinder of the push-down cap,
The inner upper wall is provided with a fitting hole for fitting with the outer periphery of the push-down cylinder of the push-down cap,
The lower end of the inner cylinder is provided with an engagement protrusion that engages with the outer peripheral side of the engagement ring of the mountain cup of the aerosol container,
When the bridge on the upper wall of the engagement cap is cut to separate the push-down cap from the engagement cap, and the push-down cap is attached to the aerosol container, the push-down cylinder comes into contact with the ejection head, and the push-down state can be maintained. A degassing mechanism for an aerosol container, characterized in that it is configured as described above. A content ejection container having an overcap attached to an aerosol container equipped with an ejection head,
The aerosol container comprises a mountain cup with an engagement ring formed at the upper end of the shoulder and an engagement part at the lower part of the shoulder,
The overcap consists of a push-down cap and an engagement cap that can separate the push-down cap,
The push-down cap includes a top wall, a push-down cylinder suspended from the top wall, and an engagement cylinder suspended from the lower surface of the top wall and provided with a plurality of cut portions extending from the lower end,
At the lower end of the engagement cylinder, a fitting projection that can be engaged with the engagement ring of the mountain cup of the aerosol container is provided,
The engagement cap includes an upper wall and an outer cylinder suspended from the outer edge of the upper wall,
The upper wall comprises a ring-shaped outer upper wall portion and an inner upper wall portion,
The outer upper wall portion and the inner upper wall portion are connected to each other by a plurality of bridges that can be cut at a position that matches the cut portion of the engagement cylinder of the push-down cap,
The inner upper wall is provided with a fitting hole for fitting with the outer periphery of the push-down cylinder of the push-down cap,
At the lower end of the outer cylinder, an engagement protrusion that engages with the engagement portion at the lower shoulder portion of the aerosol container is provided,
When the bridge on the upper wall of the engagement cap is cut to separate the push-down cap from the engagement cap, and the push-down cap is attached to the aerosol container, the push-down cylinder comes into contact with the ejection head, and the push-down state can be maintained. A degassing mechanism for an aerosol container, characterized in that it is configured as described above. A content ejection container having an overcap attached to an aerosol container equipped with an ejection head,
The aerosol container has a mountain cup with an engagement ring on the shoulder top,
The overcap consists of a push-down cap and an engagement cap that can separate the push-down cap,
The push-down cap comprises a top wall and a push-down cylinder suspended from the lower surface of the top wall,
The engagement cap includes an inner upper wall, an inner cylinder that is suspended from the lower outer edge of the inner upper wall, and a ring-shaped outer upper wall that is connected to the outer edge of the inner upper wall via a plurality of bridges that can be cut. And an outer cylinder connected to the outer edge of the outer upper wall,
In the center of the inner upper wall, a fitting hole for fitting with the push-down cylinder of the push-down cap is drilled,
At the lower end of the inner cylinder, a fitting projection that can be engaged with the inner peripheral side of the engagement ring of the mountain cup of the aerosol container is provided,
The lower end of the outer cylinder is provided with an engagement protrusion that engages with the outer peripheral side of the engagement ring of the mountain cup of the aerosol container,
The inner upper wall of the engaging cap fitted to the outer periphery of the pressing cylinder of the pressing cap is cut off from the outer upper wall of the engaging cap by cutting the bridge.
By attaching the inner cylinder suspended from the inner upper wall to the engagement ring of the aerosol container, the push-down cylinder of the push-down cap abuts the jet head to maintain the push-down state of the jet head A degassing mechanism for an aerosol container characterized by A content ejection container having an overcap attached to an aerosol container equipped with an ejection head,
The aerosol container has a mountain cup with an engagement ring formed at the upper end of the shoulder, and an engagement portion at the lower part of the shoulder.
The overcap consists of a push-down cap and an engagement cap that can separate the push-down cap,
The push-down cap comprises a top wall and a push-down cylinder suspended from the lower surface of the top wall,
The engagement cap includes an inner upper wall, an inner cylinder that is suspended from the lower outer edge of the inner upper wall, and a ring-shaped outer upper wall that is connected to the outer edge of the inner upper wall via a plurality of bridges that can be cut. And an outer cylinder connected to the outer edge of the outer upper wall,
In the center of the inner upper wall, a fitting hole for fitting with the push-down cylinder of the push-down cap is drilled,
The lower end of the inner cylinder is provided with a fitting protrusion that can be engaged with the engagement ring of the mountain cup of the aerosol container,
The lower end of the outer cylinder is provided with an engaging protrusion that engages with the engaging portion of the lower portion of the shoulder of the aerosol container,
The inner upper wall of the engaging cap fitted to the outer periphery of the pressing cylinder of the pressing cap is cut off from the outer upper wall of the engaging cap by cutting the bridge.
By attaching the inner cylinder suspended from the inner upper wall to the engagement ring of the aerosol container, the push-down cylinder of the push-down cap abuts the jet head to maintain the push-down state of the jet head A degassing mechanism for an aerosol container characterized by   An outer cylinder portion is connected to the outer edge of the top wall of the pressing cap, and the outer cylinder portion engages with a step provided on the outer edge of the outer upper wall of the engaging cap to The degassing mechanism for an aerosol container according to any one of claims 1 to 4, wherein the lower surface engages with the upper surface of the upper wall of the engagement cap.

Images