JP2009107677A - Hinged cap - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hinged cap in which liquid dripped from a spouting cylinder stays on the peripheral side of the upper wall of a cap body to prevent the liquid from flowing outward, and the dripped liquid is prevented from scattering when the upper lid is closed. <P>SOLUTION: The hinged cap composed of a cap body fitted to a container body and an upper lid is characterized in that the cap body is equipped with the spouting cylinder, an upper wall continuously provided at the outer periphery of the spouting cylinder and continuously provided with a hinge at a specified position of the outer edge, and an outer cylinder hung on the outer edge of the upper wall, on the upper wall, a lid engaging part stood over an approximately semi-circular range on the upper face on the hinge side, and a liquid scattering preventing wall standing in an arcuate shape on the outer edge of the upper face at the opposite side of the hinge, the upper lid is equipped with a top wall and an outer cylindrical wall hung on the peripheral edge of the top wall, and on the lower part of the inner periphery of the hinge side of the outer cylindrical wall, an engaging part whose inside is engaged with the outside of the lid engaging part is provided. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a hinge cap for a container, and more particularly to a hinge cap provided with a liquid splash prevention wall.

When the top lid of the container is closed in a cap made of synthetic resin consisting of a cap body that is attached to the mouth tube portion of a container that stores edible liquids such as soy sauce, and an upper lid that is integrally formed with the cap body via a hinge. A hinge cap that prevents the liquid content dripping from the dispensing cylinder from splashing on the upper wall of the cap body has been conventionally known (see, for example, Patent Document 1).
JP-A-8-198297

  In the hinge cap described in Patent Document 1, when the circumferential concave portion 24 of the upper lid 2 is engaged with the annular convex portion 10 provided on the ceiling wall 4 of the cap body 1 and the upper lid 2 is closed, the skirt wall of the upper lid 2 is closed. The lower end surface 21 is not in contact with the ceiling wall 4 of the cap body 1 to prevent scattering.

However, when the amount of liquid dripping from the pouring tube (circumferential convex portion 6) increases, the liquid accumulates on the peripheral edge 4a of the ceiling of the cap body 1, and when the upper lid 2 is closed, the skirt wall 21 becomes the liquid surface. And the liquid that has accumulated may be scattered.
Further, when the container is tilted again to pour out the content liquid, there is a problem that the liquid accumulated on the ceiling wall peripheral edge 4a of the cap body 1 flows out of the container and becomes dirty.

  An object of the present invention is to solve the above-described problem, and the liquid dripping from the pouring tube is collected on the periphery of the upper wall of the cap main body and prevented from flowing out, and when the upper lid is closed. Another object of the present invention is to provide a hinge cap that prevents the dripping liquid from splashing.

  In order to solve the above-mentioned problems, the present invention provides a hinge cap comprising a cap main body fitted to a container main body and an upper lid as a hinge cap, and the cap main body is connected to the dispensing cylinder and the outer circumference of the dispensing cylinder. In addition, the upper wall includes a top wall continuously connected to the hinge at a predetermined position of the outer edge, and an outer cylinder suspended from the outer edge of the upper wall. The upper wall has a substantially semicircular shape on the upper surface on the hinge side. A lid engaging part erected over a range and a liquid splash prevention wall erected in an arc shape on the outer edge of the upper surface opposite to the hinge are provided, and the upper lid is suspended from the top wall and the periphery of the top wall An outer cylindrical wall is provided, and an engaging portion is provided on the inner peripheral lower part on the hinge side of the outer cylindrical wall. The engaging portion engages with the outer side of the lid engaging portion.

  As an embodiment of the liquid splash prevention wall, the upper end of the liquid splash prevention wall is formed in an inwardly inclined shape, and a liquid storage recess is provided in the inner periphery of the liquid splash prevention wall. To do.

  As an example of the upper lid, a configuration characterized in that an engaging portion that engages with the inner side of the upper end portion of the liquid splash prevention wall is provided on the outer peripheral lower portion on the opposite side of the hinge of the outer cylinder wall. Further, in addition to this configuration, a configuration is adopted in which a protrusion that engages with the outer side of the upper end portion of the liquid splash prevention wall is provided on the lower surface of the engaging portion of the outer wall of the upper lid. .

  In the present invention, a liquid splash prevention wall is provided around the upper wall on the opposite side of the hinge of the cap body, and a liquid reservoir recess is provided on the inner side thereof. Therefore, when the container is used, it droops from the tip of the dispensing cylinder when the container is tilted. The liquid that has fallen to the upper surface of the upper wall is stored in the liquid reservoir recess, and the liquid splash prevention wall serves as a wall to prevent the accumulated liquid from flowing out.When the upper lid is closed, The liquid on the upper wall of the cap body can be prevented from splashing by the liquid splash prevention wall.

Next, the hinge cap of this invention is demonstrated with reference to drawings.
In FIG. 1, A is a cap body that is fitted to the container body, and B is an upper lid that is integrally formed with the cap body A via a hinge C.

  As shown in FIGS. 1 and 2, the cap main body A is provided with a bottom wall 1, a pouring cylinder 2 erected on the periphery of the bottom wall 1, and having an upper end 2 a having a diameter expanded in a trumpet shape, and a pouring cylinder 2 and an inner cylinder 4 which is provided continuously at the outer edge, and is provided on a lower surface of the upper wall 3 so as to seal the inner periphery of the mouth tube portion of the container body. And an outer cylinder 5 suspended from the outer edge of the upper wall 3.

  A removal portion 7 is provided on the bottom wall 1 by a thin weakened portion 6 that opens the spout, and a pull ring 8 that pulls up the removal portion 7 when opened is provided on the upper surface of the removal portion 7.

On the upper wall 3, a lid engaging portion 9 is erected on the upper surface of the hinge C over a substantially semicircular range, and the upper surface on the opposite side of the hinge C is spaced from both ends of the lid engaging portion 9. A liquid splash prevention wall 10 is erected in an arc shape on the outer edge, a liquid reservoir recess 11 is provided on the upper surface on the inner peripheral side of the liquid splash prevention wall 10, and an upper end portion 10a of the liquid splash prevention wall 10 is Inclined inwardly.
An engagement protrusion 12 is provided on the outer periphery of the lid engagement portion 9.

  An engaging protrusion 13 that engages with the outer periphery of the mouth tube portion of the container body is provided at the lower end of the inner periphery of the outer tube 5.

The upper lid B includes a top wall 15 and an outer cylindrical wall 16 that is suspended from the periphery of the top wall 15.
On the lower surface of the top wall 15, an outer edge, a stepped portion 17 whose inner periphery engages with an outer periphery of the upper end portion 2 a of the pouring tube 2 of the cap body A, and an inner periphery of the pouring tube 2 at a predetermined position. A sealing ring 18 is provided for insertion.

An engaging portion 19 is formed in the inner peripheral lower portion of the outer cylinder wall 16 on the hinge C side so that the inner side is recessed to engage with the outer side of the lid engaging portion 9 of the cap body A, and a lower surface 19a and an inner surface 19b are formed. And an engaging projection 20 that engages with the engaging projection 12 of the lid engaging portion 9 is provided on the inner surface 19 b of the engaging portion 19.
The inner surface 19b of the engaging portion 19 is recessed so as to engage with the engaging protrusion 20, but it may be a vertical surface having a bulging portion at the lower end.

In the lower part of the outer periphery of the outer cylinder wall 16 opposite to the hinge C, there is a shape in which the outer side engages with the inner side of the upper end part 10a of the liquid splash prevention wall 10 of the cap body A, or a lower surface 21a that is in a separated state. An engaging portion 21 that forms an outer surface 21b is provided.
In addition, a knob portion 22 that protrudes from the engaging portion 21 is disposed on the outer periphery of the outer cylindrical wall 16 on the side opposite to the hinge C.

  The lower end surface 16a of the outer cylindrical wall 16 is joined to the upper surface of the upper wall 3 at a position other than the engaging portion 19 and the engaging portion 21 to prevent dust in the air from entering when the lid is closed.

Next, the effect of the hinge cap of the present invention will be described.
When the hinge cap is closed, as shown in FIG. 1, the lower end surface 16a of the outer cylindrical wall 16 of the upper lid B engages with the upper surface of the upper wall 3 of the cap body A, and the step portion of the upper lid B is engaged. The inner surface of 17 and the outer surface of the sealing ring 18 are engaged with the inner and outer surfaces of the dispensing cylinder 2 of the cap body A to seal the inside of the hinge cap.

  Further, the engaging portion 19 of the upper lid B and the lid engaging portion 9 of the cap main body A are engaged, and the inner periphery of the upper end portion 10a of the liquid splash prevention wall 10 of the cap main body A is the engaging portion of the upper lid B. It is possible to prevent the upper lid B from being opened by joining to the outer surface 21 b of 21.

  When opening the hinge cap, a finger is put on the knob portion 22 of the upper lid B and lifted to join the upper end portion 10a of the liquid splash prevention wall 10 of the cap body A and the engaging portion 21 of the upper lid B. And the upper lid B can be opened by releasing the engagement between the engagement portion 19 of the upper lid B and the lid engagement portion 9 of the cap body A.

  The hinge cap according to the present invention is related to the shape of the lid engaging portion 9 and the lid engaging portion 9 which are erected in a substantially semicircular shape on the hinge C side of the upper surface 3 of the upper wall 3 of the cap body A when the lid is opened. Since the lid can be opened by releasing the engagement with the engaging portion 19 of the upper lid B to be joined, the lid engaging portion provided on the entire upper surface of the conventional cap body, and the inner periphery of the outer cylinder wall of the upper lid Since it is semicircular as compared with the force for disengaging the engagement portion provided on the lid, the lid can be opened with a small force.

When using the content liquid, first, after opening the upper lid B, the pull ring 8 of the bottom wall 1 of the cap body A is pulled up, the weakened portion 6 is cut, the removing portion 7 is removed, and the bottom wall 1 is removed. Open an opening.
Next, the container is tilted to the opposite side of the hinge C, and the content liquid is poured out from the dispensing cylinder 2.

At the time of pouring, when the pouring tube 2 is tilted, the liquid may jump out from the tip of the pouring tube 2 and fall to the upper surface of the upper wall 3 as it is. Although liquid may drip from the front end of the dispensing direction to the outside of the dispensing cylinder 2, the dripped liquid temporarily accumulates in the liquid reservoir recess 11 of the upper wall 3 of the cap body A.
Further, even if the container is tilted in order to pour out the content liquid, since the upper end portion 10a of the liquid splash prevention wall 10 of the upper wall 3 is bent inward, as shown in FIG. 10 becomes a wall and prevents the liquid from dripping outside the cap body A.

  Since the hinge cap of the present invention is provided with the liquid splash prevention wall 10 on the pouring direction side of the upper wall 3 of the cap body A, when the upper lid B is closed after the content liquid has been poured out, When engaged with the click feeling, the liquid splash prevention wall 10 becomes a wall, so that it is possible to prevent the liquid remaining on the upper surface of the upper wall 3 from bouncing and scattering.

  In the said Example, the inner periphery of the upper end part 10a of the liquid splash prevention wall 10 of the cap main body A is joining to the outer surface 21b of the engaging part 21 of the upper cover B, and it prevents that the upper cover B opens. However, as another embodiment of the engaging portion of the upper wall B, as shown in FIG. 4, when the upper lid B is closed by providing a protrusion 25 on the outer edge of the lower surface 21 a of the engaging portion 21 of the upper lid B. Furthermore, the protrusion 25 engages with the outside of the upper end 10a of the liquid splash prevention wall 10 of the cap body A, presses the upper end 10a inward, and further joins the outer surface 21b of the engaging portion 21 of the upper lid B. The upper lid B can be prevented from being opened.

  In the above-described embodiment, the liquid splash prevention wall 10 is not overlapped with the engaging portion 9, but the liquid splash prevention wall 10 may be extended to near the semicircular circumference so as to overlap.

The upper wall of the cap body is provided with a semi-circular lid engaging part and a liquid splash prevention wall, so that the upper lid can be opened with a weak force, and the content liquid is dripped from other than the tip of the cap body dispensing tube. There is nothing.
Further, since the liquid can be prevented from splashing together with the click feeling when the upper lid is closed, it can be widely used as an extraction cylinder for various hinge caps.

It is a section elevation view of the hinge cap of the example of the present invention. It is explanatory drawing at the time of lid opening of a hinge cap, (a) is a top view, (b) is a cross-sectional elevation view. It is a principal part enlarged view at the time of the content liquid extraction of a hinge cap. It is a principal part enlarged view of another Example of a hinge cap.

Explanation of symbols

A Cap body B Top cover C Hinge 1 Bottom wall 2 Outlet tube 2a, 10a Upper end 3 Upper wall 4 Inner tube 5 Outer tube 6 Weakened part 7 Removed part 8 Pull ring 9 Lid engaging part 10 Liquid splash prevention wall 11 Liquid reservoir recessed part 12, 20 engagement protrusion 13 engagement protrusion 15 top wall 16 outer cylinder wall 16a lower end surface 17 step portion 18 sealing ring 19, 21 engagement portion 19a, 21a lower surface 19b inner surface 21b outer surface 22 knob portion 25 protrusion

Claims (4)

In a hinge cap consisting of a cap body fitted to the container body and an upper lid,
The cap body includes a pouring tube, an upper wall connected to the outer periphery of the pouring tube, an upper wall connected to a hinge at a predetermined position of the outer edge, and an outer tube suspended from the outer edge of the upper wall. ,
The upper wall is provided with a lid engaging portion erected over a substantially semicircular range on the hinge side upper surface, and a liquid splash prevention wall erected in an arc shape on the upper surface outer edge on the opposite side of the hinge,
The upper lid includes a top wall and an outer cylinder wall suspended from the periphery of the top wall,
A hinge cap characterized in that an engagement portion is provided on the inner peripheral lower portion of the outer cylinder wall on the hinge side so that the inside engages with the lid engagement portion outside.   2. The hinge cap according to claim 1, wherein an upper end portion of the liquid splash prevention wall is formed so as to be inclined inward, and a liquid reservoir recess is provided in the inner periphery of the liquid splash prevention wall.   The hinge cap according to claim 1 or 2, wherein an engaging portion is provided on an outer peripheral lower portion on the opposite side of the hinge of the outer cylinder wall so that an outer side engages with an inner side of an upper end portion of the liquid splash preventing wall. .   The hinge cap according to claim 1 or 3, wherein a protrusion that engages with the outer side of the upper end portion of the liquid splash prevention wall is provided on the lower surface of the engaging portion of the upper lid outer cylinder wall.

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