JP3201695B2 - Dispensing cap - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

This invention relates to a dispensing cap.

[0002]

2. Description of the Related Art As a pouring cap, Japanese Utility Model Publication No. 59-33
No. 412.

As shown in FIG. 6, this cap has a top hole 31a opened in a top wall 31 of a conical portion 30 having a hollow truncated cone shape, and a cap is provided on a lower surface portion of the top wall 31 which is an opening edge of the top hole 31a. The inner plug 33 forming the valve seat portion 32 is tightly fitted and assembled by the fitting portion 34 connected to the lower end of the conical portion 30, and several springs 35 formed of an elastic synthetic resin are attached to the inner plug 33. A valve member 36 is provided at the tip of the valve member 36, and a valve body 38 having a projecting piece 37 of a desired height standing from the center of the upper surface of the valve member 36 is attached to an attachment ring 39 connected to the lower end of the spring 35 by the fitting portion. The valve body 38 is tightly pressed against the valve seat portion 32 by the elasticity of the spring 35, and the projecting piece 37 is assembled by projecting upward from the top hole 31a. still,
In the figure, reference numeral 40 indicates a vertical groove.

[0004] This cap has a projecting piece 37 and a spring 35.
By pushing it into the conical section 30 against the elasticity of
A gap is formed between the valve 36 and the valve seat portion 32, and the liquid flows out from the gap through the vertical groove 40.

[0005]

A container using this cap can prevent leakage of liquid when not in use, and can easily regulate the amount of liquid to be poured out easily. The structure is simple, and many excellent functions and effects can be exerted such that the entire assembly can be completed only by fitting and assembling the container, the inner plug and the valve body.

However, the cap must always press the protruding piece 37 when pouring the liquid. Therefore, it is inconvenient when the liquid is not to be contacted for some reason when the liquid is dispensed.

[0007] The present invention has been made in view of such a point, it is possible to pour out the liquid without contacting the pouring site, or to push out the rod-shaped projection as in the conventional method. The present invention proposes a pouring cap that can be formed and that can be easily handled after use and can seal the pouring hole with an extremely simple operation.

Another object of the present invention is to propose a pouring cap which can be formed by two members, has a simple structure, and can be manufactured at low cost.

[0009]

According to the present invention, in order to solve the above-mentioned problems, a top wall 5 is extended from an upper end edge of a peripheral wall 4 fitted to the outer periphery of the mouth and neck of a container body, and is formed at the center of the top wall 5. A cap body 2 having a cylindrical fitting tube 6 erected upward from the periphery of the window hole, and a top wall 8 extending from an upper end edge of a peripheral wall 7 rotatably fitted around the fitting tube 6. And a lid 3 having a pouring hole 9 formed in the center of the top wall 8. A horizontal plate 14 is provided on the upper end of a spring 13 integrally extending upward from the lower part inside the fitting cylinder 6 to the inside of the cylinder. And the horizontal plate 14
The periphery of the plug projection 15 protruding from the center of the upper surface is press-fitted to the lower end of the pouring hole 9 to close the liquid-tight manner. A ring ridge 17 is erected from the periphery of the pouring hole 9 on the lower surface of the lid top wall 8 so as to be able to be pushed from the tip, and a chevron recess 18 is provided on the lower surface of the ridge 17. The projection cap 19 is provided at a predetermined position on the upper surface of the horizontal plate 14 so as to be detachably fitted to the horizontal plate 14.

[0010]

The cap body 2 is mounted on a container and used.
In use, when the lid 3 is rotated, the ring ridge 17 is also rotated, so that each angled projection 19 comes out of each angled recess 18 and rides on the lower surface of the ring ridge 17, and the horizontal plate 14 is pushed down. Can be As a result, the plug projections 15 are
It comes off below the lower end, and the liquid can be poured out.

After use, the lid 3 is rotated again to fit the respective chevron projections 19 into the respective chevron recesses 18, whereby the horizontal plate 14 is moved upward by the resilience of the spring 13, and 15 is press-fit to the lower end of the pouring hole 9 to close the pouring hole 9 in a liquid-tight manner.

Alternatively, the liquid can be poured out by pushing the rod-shaped projections 16 while pressing the body of the container in an inverted manner, and the liquid to be poured out by increasing or decreasing the pressing force of the rod-shaped projections 16. Can be easily regulated appropriately.

[0013]

Embodiments of the present invention will be described below with reference to the drawings.

The pouring cap 1 of the present invention comprises a cap body 2 and a lid 3.

The cap body 2 is integrally formed of a synthetic resin. The top wall 5 extends from the upper edge of the peripheral wall 4 fitted to the outer periphery of the mouth and neck of the container body to be mounted. A cylindrical fitting cylinder 6 is provided upright from the peripheral edge of the provided window hole. In the present embodiment, the inner periphery of the peripheral wall 4 is screwed to the outer periphery of the neck of the container body, and the outer periphery of the lower end of the fitting tube 6 extending below the top wall 5 is liquid-tightly attached to the inner periphery of the neck of the container body. It is configured to fit.

The lid 3 is also an integrally molded product of a synthetic resin. The top wall 8 extends from the upper end edge of the peripheral wall 7 fitted to the outer periphery of the fitting cylinder 6, and a pouring hole 9 is formed at the center of the top wall 8. And a concave groove 10 formed on the inner periphery of the peripheral wall 7 is fitted to a ridge 11 provided on the outer periphery of the fitting cylinder 6 to rotate the cap body 2. It is movably mounted. A seal cylinder 12 rotatably and liquid-tightly fitted from the peripheral edge of the rear surface of the top wall 8 to the upper end of the inner periphery of the fitting cylinder 6 is vertically provided.

In the present invention, a spring 13 is integrally extended from the lower end of the fitting cylinder 6 to the upper side of the cylinder 6, and a disk-shaped horizontal plate 14 is integrally connected to the upper end of the spring 13. are doing. The spring 13 may be a plurality of springs as in the invention of the cited example, or may be a coil spring.

A plug projection 15 is provided at the center of the upper surface of the horizontal plate 14.
The peripheral edge of the plug projection 15 is press-fitted to the lower end of the pouring hole 9 so as to be liquid-tightly closed. The plug projection 15 has a truncated conical shape, and its peripheral surface is press-fitted to a tapered portion 9a provided at the lower end of the pouring hole 9 to close the pouring hole 9 in a liquid-tight manner. Further, a bar-shaped projection 16 protruding from the upper end of the pouring hole 9 is provided upright at the center of the upper surface of the plug protrusion 15, and the pouring hole 9 can be opened by pushing the bar-shaped protrusion 16.

A ring ridge 17 is suspended from the periphery of the pouring hole 9 on the back surface of the lid top wall 8 above the horizontal plate 14, and a pair of chevron recesses 18 are formed on the right and left lower surfaces of the ring ridge 17. are doing. On the other hand, a pair of chevron projections 19 which are detachably fitted to the chevron recesses 18 are provided at predetermined positions on the peripheral edge of the upper surface of the horizontal plate 14.
15 closes the pouring hole 9 and the horizontal plate 14 in a state where each chevron
Is pushed down and the pouring hole 9 is opened. Accordingly, if the lid 3 is rotated by a predetermined width with respect to the cap body 2, the pouring hole 9 is opened, and if the lid 3 is rotated by a predetermined width from the opening state of the pouring hole 9, The pouring hole 9 is configured to be closed.

In the present invention, the number of the chevron recesses 18 and the chevron projections 19 are not limited to one pair, but may be one each or three or more.

In the cap of the present invention, a cutoff plug for closing the pouring hole 9 may be provided integrally with the lid 3. This cutoff plug connects the lower end edge integrally with the upper end edge of the spouting hole 9 via a thin-walled break portion to close the upper end opening of the spouting hole 9.
And it is comprised so that the thin break part may be cut and removed at the time of use.

[0022]

As described above, according to the present invention, the injection hole can be opened by pushing the rod-shaped projection in the same manner as the conventional cap of this type, and the injection can be performed by rotating the lid. A hole can also be opened, so that the former method allows the liquid to be dispensed while appropriately regulating the amount of liquid, and the latter method allows the liquid to be dispensed without contacting the dispensed part. After use, the pouring hole can be sealed with a very simple operation, and handling is extremely convenient.

The cap is composed of a main body and a lid, and has a simple structure, so that the cap can be easily and inexpensively manufactured.

Further, when the spout hole is opened and closed, the fitting and unmating of the chevron projection and the chevron recess are performed, so that the opening and closing of the spout hole can be easily detected with the touch of the hand, which is convenient.

If the length of the rod-shaped projection is adjusted (for example, if the upper end of the rod-shaped projection is adjusted to be located in the pouring hole when the horizontal plate is pushed down), the lid is rotated. The opening state of the pouring hole is clear at a glance, which is convenient for use.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing one embodiment of the present invention.

FIG. 2 is a perspective view showing a cap body of the embodiment.

FIG. 3 is a plan view showing the cap body of the embodiment.

FIG. 4 is a vertical end view of the pouring hole opened state of the embodiment.

FIG. 5 is a partially cutaway side view of the embodiment.

FIG. 6 is a longitudinal sectional view showing an example of a conventional cap.

[Explanation of symbols]

2 cap body, 3 lid, 4 peripheral wall, 5 top wall, 6
... fitting cylinder, 7 ... peripheral wall, 8 ... top wall, 9 ... pouring hole, 13 ... spring, 14 ... horizontal plate, 15 ... plug projection, 16 ... rod-shaped projection, 17 ...
Ring ridge, 18… Central recess, 19… Central projection

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B65D 47/26 B65D 47/28 B65D 47/44

Claims (1)

(57) [Claims] 1. A top wall (5) extending from an upper edge of a peripheral wall (4) fitted to the outer periphery of a neck portion of a container body, and a cylindrical fitting cylinder (6) formed above a peripheral edge of a window hole formed in the center of the top wall (5). A top wall 8 is extended from an upper edge of a peripheral wall 7 rotatably fitted to the outer periphery of the fitting cylinder 6 and a pouring hole 9 is formed in the center of the top wall 8. And a spring integrally extending upward from the lower part of the fitting cylinder 6 upward in the cylinder.
A horizontal plate 14 is integrally connected to the upper end of 13, and a peripheral edge of a plug projection 15 protruding from the center of the upper surface of the horizontal plate 14 is press-fitted to the lower end of the pouring hole 9 to be closed in a liquid-tight manner, and A bar-shaped projection 16 erected from the center of the upper surface of the plug projection 15 is protruded from the tip of the pouring hole 9 so as to be able to be pushed in, and the pouring hole 9 in the lower surface of the lid top wall 8 is formed.
A ring ridge 17 is vertically provided from the periphery, and a mountain-shaped recess 18 is provided on the lower surface of the ridge 17, and a mountain-shaped projection 19 which is detachably fitted to the mountain-shaped recess 18 is projected to a predetermined position on the upper surface of the horizontal plate 14. A dispensing cap characterized by being provided.