JP4420283B2 - Plastic cap - Google Patents

Description

  The present invention relates to a synthetic resin cap to be fitted to a container body mouth.

A cap is formed by a cap body lower part and a cap body upper part, and the peripheral wall of the cap body lower part is fitted to the upper outer surface of the container neck of the container body, and a pull ring is erected from the upper plate of the cap body lower part. A synthetic resin cap is known in which the upper part of the body is formed by hanging a short peripheral wall from the outer periphery of the top plate, and the upper and lower parts are hinged on the rear surface side and integrally formed (Patent Document 1).
Utility Model Registration Gazette No. 2538371

  For example, a liquid with a shelf life is stored in the container in which the cap is fitted, but the period is only displayed on a label or the like affixed to the outer surface of the container body and is often overlooked. Other consumers may want to memorize the use start date or the scheduled end date of use of the stored item in order to use it as a guide for the amount of container stored item used.

  The present invention makes it possible to easily record on the upper surface of the container cap the date and time desired to be stored related to the contents stored in the container as described above. It is what you have.

As a first means, a cap body lower portion to be fitted to the upper portion of the container body neck and neck portion and a cap body upper portion as a lid body for closing the upper surface of the lower portion are integrally formed by hinge connection at each rear portion. In the cap, the lid body is formed by hanging a short peripheral wall 23 from the outer periphery of the top plate 22, and a first peripheral fitting means 26 of either concavo-convex shape is attached to the top surface of the top plate 22, and the short peripheral wall 23 facing the hinge 24 is provided. A fixing plate 28 having second fitting means 31 to be fitted to the first fitting means 26 on one side of both the front and back surfaces is attached to the front lower part of the front surface or the upper part of the peripheral wall of the cap body lower part 21a via the breaking part. ,
On the outer periphery of the first fitting means or on the outer surface of the fixing plate, a plurality of numbers or a series of characters in place of the numbers are arranged in the form of a clock face, and on the other side, one of the numbers is indicated. An instruction mark 27 is attached.

  As a second means, the first means is provided, and the fixing plate 28 is formed as a round disc, the first fitting means 26 is a concave portion of the ellipse, and the second fitting means 31 is Each was formed on the outer periphery of the fixing plate 28.

  As a third means, the first and second means are provided, and a finger-opening protrusion 30 for opening the lid is attached to the front lower end of the short peripheral wall 23, and the lower cap body below the protrusion 30 The lower part of the fixing plate 28 was attached to the front surface of the upper peripheral wall, and the lower surface of the engaging ridge shaped on the upper part of the fixing plate was engaged with the upper surface of the finger hanging ridge 30.

  In the first fitting portion of the top plate of the lid body as in claim 1, one of a plurality of numbers or the like is indicated by the indication mark 27 and the second fitting means 31 of the fixing plate 28 is fitted, The consumer can easily display the month, day, etc. that he / she wants to memorize as described in the beginning, and the fixing plate 28 is a front lower part of the short peripheral wall 23 of the lid body or a peripheral wall of the cap lower part 21a. Since it is attached to the front upper part via the breaking part, unless the fixing plate 28 is broken and removed, the lid cannot be opened by pushing up the front part of the lid short peripheral wall 23 around the hinge 24. Therefore, the fixing plate 28 can prevent unauthorized opening.

  According to the second aspect of the present invention, the second fitting means 31 of the fixing plate is inserted into the first fitting means 26 in a state where the indication mark 27 of the fixing plate indicates one of a plurality of numbers etc. of the lid body top plate. Can be reliably and easily fitted.

  According to the third aspect of the present invention, the fixing plate 28 can be provided with a function to prevent unauthorized opening.

  First, the embodiment shown in FIGS. 1 to 4 will be described. Reference numeral 1 denotes a container body, and 2 denotes a mouth-and-neck portion thereof. A concave groove is provided around an upper outer surface of the mouth-and-neck portion, and a tapered outer diameter portion is provided below the concave groove.

  11 is a plug with a pull ring. The outer peripheral wall 12 is fitted to the upper outer surface of the mouth and neck portion, the inward flange-like wall protrudes from the upper end of the outer peripheral wall, and the inward flange-like wall opens from the inner end. The inner wall is suspended by fitting to the inner surface of the neck, and a blocking plate 13 is provided on the inner surface of the lower end of the inner wall. The nozzle 14 is raised from the outer periphery of the blocking plate, and the support rod 15 is erected from a part of the inner side of the nozzle. The pull ring 16 is protruded laterally from the upper end of the rod, and the nozzle inner closing plate portion is cut by pulling up the pull ring and peeled to form a spout.

  Reference numeral 21 denotes a cap. The cap is composed of a cap body lower part 21a fitted on the outer peripheral wall outer surface of the cap and a cap body upper part 21b as a lid body placed on the lower part.

  In the illustrated example, the lower part of the cap body has a cylindrical shape, but the lower part may be integrally formed with the mouthpiece 11 with a pull ring as described in the above-mentioned patent document.

  The cap body upper part 21b hangs the short peripheral wall 23 from the outer periphery of the top plate 22, and the lower end part of the short peripheral wall and the upper end part of the lower part of the cap body are connected by a hinge 24 to synthesize the upper and lower parts of the cap body. It is integrally molded with a resin material. The lower end inner surface of the short peripheral wall 23 is fitted to the upper lower end of the cap body, but as shown in the illustrated example, the protrusion 17 is provided around the inward flange outer periphery of the above-described mouth plug, and is provided around the upper end outer surface of the protrusion. The short circumferential wall 23 may be indirectly fitted to the outer surface of the lower part of the cap body by fitting it to the inner surface of the concave groove. From the bottom surface of the top plate, the seal cylinder 25 is suspended from the nozzle inner surface in a watertight manner.

  On the top surface of the central portion of the top plate 22, there is provided a first and second concave fitting means 26. On the top surface of the top plate portion on the outer periphery of the first fitting means, a number from 1 to 12 in the shape of a clock face. Are arranged at substantially equal intervals. A fixing plate 28 with an instruction mark 27 is attached to the upper front surface of the lower part of the cap body and the front surface of the short peripheral wall of the upper part of the cap body to be fitted into the first fitting means. In the example shown in the figure, a ridge 29 is horizontally provided on the lower inner surface of the fixing plate, and the tip thereof is attached to the lower front surface of the cap body via a thin portion for breaking, and an equilateral triangular instruction mark is provided on the upper inner surface of the fixing plate. 27 is attached with its lower side being horizontal, and the downward stepped portion formed by the lower side is engaged with the upper surface of the finger-hanging ridge 30 that is provided laterally to the lower end of the front surface of the short peripheral wall to prevent the cap body from being opened. .

  When the consumer uses the liquid or the like in the container, the fixing plate 28 is broken and removed, and the fixing plate is put into the first fitting means 26 according to the month or day on which the apex angle of the indication mark 27 is to be stored. Fit it. In the illustrated example, the fixing plate is also a round disc having the same diameter as the first fitting means, and the outer periphery of the fixing plate is the second fitting means 31.

  5 to 7 show a second embodiment. About the same part as 1st Embodiment, description is abbreviate | omitted by attaching | subjecting the same code | symbol, If only a different part is demonstrated, the protrusion 41 will be stood up from the center in the round circular recessed part as the 1st fitting means 26. Yes. In addition, the fixing plate 28 is provided with the tip of the protrusion attached to the lower part of the inner surface through the breaking part to the upper front surface of the lower part of the cap body, and the protrusion 42 engaged with the upper surface of the finger hanging protrusion 30 is projected from the upper part of the inner surface. The instruction mark 27 is formed on the outer peripheral portion of the outer surface of the fixed plate having a spherical shape.

  In the case of the second embodiment, both the protrusions are positioned on both sides of the protrusion 41 at the center of the first fitting means, and the spherical fixing plate upper surface is positioned on the top plate upper surface side to fix the fixing plate to the first position. 1 is fitted into the fitting means 26.

  FIG. 8 shows the third embodiment, and FIG. 9 shows the fourth embodiment. The same parts as those in the first and second embodiments are denoted by the same reference numerals, and description thereof is omitted. Only different parts are described. To do.

  In the third embodiment, the center of the fixing plate 28 is attached to the lower end of the front surface of the short peripheral wall 23 via the breaking portion, and the upper part of the front surface of the lower cap body is notched 43 to form the upper surface of the notch. The lower peripheral surface of the short peripheral wall part is a finger hook.

  In the case of this embodiment, the fixing plate 28 is removed by pushing the lower portion of the fixing plate 28 into the notch 43, tilting outward from this state, and pulling the upper portion of the fixing plate away from the front surface of the short peripheral wall outward. Is easy.

  In FIG. 9 as the fourth embodiment, the inner surface of the fixing plate 28 is attached to the front surface of the finger-hanging ridge 30 via a breaking portion.

  In each of the above-described embodiments, the first fitting means 26 is a concave portion. However, instead of the concave portion, a convex portion may be formed, and the second fitting means 31 may be formed by a concave portion into which the convex portion can be fitted. I can do it. In addition, numerals and the like may be provided on the outer periphery of the outer surface of the fixing plate 28, and an instruction mark 27 may be provided on the outer side of the first fitting means 26 of the top plate 22.

  As described on some clock dials, the above described numbers may be omitted by omitting only the main numbers of 3, 6, 9, 12 for example, and may be 1 depending on the contents in the container. A series of substitute characters in place of the numbers from 1 to 7 indicating the week may be described, for example, from Monday to Sunday. As the substitute character, a series of characters indicating seasons such as spring, summer, autumn, winter and the like can be considered.

It is a longitudinal cross-sectional view of this invention cap. 1 is a plan view of the cap. 1 is a front view of the cap. 1 is a perspective view of the cap. It is a cap sectional view shown in a 2nd embodiment. 5 is a plan view of the cap. 5 is a perspective view of the cap. It is sectional drawing of the cap shown in 3rd Embodiment. It is sectional drawing of the cap shown in 4th Embodiment.

Explanation of symbols

11 Plug 21 Cap
21a Lower cap body 21b Upper cap body
22 Top plate 23 Short peripheral wall
24 Hinge 26 First fitting means
27 Instruction mark 28 Fastening plate
30 Finger ridge 43 Notch

Claims (3)

In the synthetic resin cap integrally formed by hinge-connecting the cap body lower part to be fitted to the upper part of the container body mouth and neck part and the cap body upper part as a lid body closing the upper surface of the lower part,
The lid body is formed by hanging a short peripheral wall 23 from the outer periphery of the top plate 22, and a first fitting means 26 having any one of irregularities is attached to the top surface of the top plate 22, and the front surface of the short peripheral wall 23 facing the hinge 24 A fixing plate 28 having second fitting means 31 to be fitted to the first fitting means 26 on one side of both the front and back surfaces is attached to the upper part of the front surface of the peripheral wall of the cap body lower part 21a via a breaking portion.
On the outer periphery of the first fitting means or on the outer surface of the fixing plate, a plurality of numbers or a series of characters in place of the numbers are arranged in the form of a clock face, and on the other side, one of the numbers is indicated. A synthetic resin cap characterized by an instruction mark 27 to be attached. The fixing plate 28 is formed of a round disc, the first fitting means 26 is a concave portion of the round shape, and the second fitting means 31 is formed on the outer periphery of the fixing plate 28, respectively. The synthetic resin cap according to claim 1. At the front lower end of the short peripheral wall 23, a lid-opening finger hooking ridge 30 is attached, and a lower part of the fixing plate 28 is attached to the upper front surface of the lower peripheral wall of the cap body below the ridge 30, and attached to the upper part of the fixing plate. The synthetic resin cap according to claim 1 or 2, wherein a lower surface of the formed engaging ridge is engaged with an upper surface of the finger hanging ridge (30).