JP5869286B2 - lid - Google Patents

Description

  The present invention includes a lid, more specifically, a cylindrical tube wall having a male thread formed on the outer peripheral surface thereof, and a closing wall for closing the tube wall, and the closing wall has at least one through hole. The present invention relates to a lid that is applied to a formed container.

  As is well known to those skilled in the art, a container for containing seasonings or condiments made of powder, granules or granules is provided with a cylindrical tube wall and a closed wall for closing the tube wall, on the outer peripheral surface of the tube wall. A container having a shape in which a male thread is formed and a plurality of through holes are formed in a closing wall is widely used in practice. And the lid | cover with which a cylinder wall is mounted | worn and covers the obstruction | occlusion wall is applied to such a container. When discharging the contents of the container, the lid is removed from the cylindrical wall to expose the blocking wall, and the contents are discharged through the through hole formed in the blocking wall. After the required amount of content has been discharged, the lid is attached to the cylinder wall again to cover the blocking wall.

  Patent Document 1 listed below discloses that a wiper unit that is rotated along the inner peripheral surface of the closing wall is disposed, and the contents attached to the inner surface of the closing wall are dropped by the rotation of the wiper unit. ing.

Japanese Patent No. 3179447

  According to the form disclosed in Patent Document 1, it is possible to effectively prevent the contents from adhering to the inner surface of the blocking wall. However, according to the experience of the present inventors, in the case of a container having a closed wall as described above, the content of powder, particles or granules is relatively small on the inner surface of the closed wall. Therefore, the tendency to adhere to the outer surface of the blocking wall is relatively large. In addition, even if the content adheres to the inner surface of the closed wall, it will not be exposed to the outside and will not cause a serious problem. There is a tendency to give the consumer an unpleasant sensation at the time of wearing and removal, and when the lid is removed, it tends to come off from the blocking wall and fall to the surroundings.

  The present invention has been made in view of the above-mentioned facts, and the main technical problem thereof is that the contents of the cover can be adhered and remain on the outer surface of the closed wall disposed in the container by improving the structure of the lid. It is to be prevented as much as possible.

  According to the present invention, the scraper piece is disposed on the inner surface of the top wall of the lid, and the scraper piece can be brought into contact with the outer surface of the closing wall when the lid is mounted on the cylindrical wall of the container as required. Thus, the main technical problem is achieved.

That is, according to the present invention, the lid for achieving the main technical problem includes a cylindrical tube wall having a male thread formed on the outer peripheral surface and a closing wall for closing the tube wall, And a lid that is applied to a container having at least one through-hole formed therein,
A top wall and a skirt wall depending from the top wall. The inner peripheral surface of the skirt wall is cylindrical and has a female thread, and the inner surface of the top wall extends from the center thereof. A support pillar is formed, and at least one scraper piece extending in an arc shape radially outward from the support pillar is attached, and the female thread is screwed into the male thread by screwing the female thread. When mounted on the cylinder wall, the scraper piece is brought into contact with the outer surface of the blocking wall.
A lid characterized by this is provided.

Preferably, the scraper piece is elastically deformed and is elastically pressed against the outer surface of the blocking wall . Good Mashiku is in out plural extending the scraper strip from the support pillar at equal angular intervals. Conveniently, the scraper piece is concave on the downstream side as viewed in the direction of rotation of the lid when the lid is removed from the container .
In addition, a cylindrical tube wall having a male thread formed on the outer peripheral surface and a blocking wall for closing the cylindrical wall, the inner peripheral surface of the tip of the cylindrical wall is cylindrical, and the blocking wall is A lid that is formed integrally with a wall and is positioned somewhat retracted from the tip of the cylindrical wall, and that is applied to a container having a shape in which at least one through hole is formed in the closing wall. A top wall and a skirt wall depending from the top wall, the top wall having a circular central portion, a cylindrical portion extending upward from an outer peripheral edge of the central portion, and a radially outward direction from an upper end of the cylindrical portion And an inner peripheral surface of the skirt wall is formed in a cylindrical shape and is formed with a female thread, and at least one scraper piece is attached to the inner surface of the top surface wall. and, when attached to the cylindrical wall by occupying combined threadedly said female screw thread on the male screw thread, the top panel wall Kicking lower surface of the annular outer peripheral portion is made to abut against the front end of the cylindrical wall, the outer peripheral surface of the cylindrical shape portion is made to abut against the distal end inner peripheral surface of the cylindrical wall at the top panel wall, the scraper strip is the A lid characterized by being brought into contact with the outer surface of the blocking wall can also be provided .

  According to the lid constructed in accordance with the present invention, particularly when the lid is removed from the cylindrical wall of the container, the outer surface of the closed wall is scraped by the scraper piece abutted against the closed wall, thereby the outer surface of the closed wall. It is possible that the content adhering to the outer surface of the blocking wall is wiped off from the outer surface of the obstruction wall, moves along with the scraper piece, is returned to the container through the through-hole, and thus the contents adhere to the outer surface of the obstruction wall and remain. It is prevented as much as possible.

The front view which shows the spout with which the suitable embodiment of the lid | cover comprised according to this invention is equipped is equipped with a part in cross section. The top view of the spout shown in FIG. The bottom view of the spout shown in FIG. The front view which shows the cover comprised according to this invention in part in cross section. The top view of the lid | cover shown in FIG. The bottom view of the lid | cover shown in FIG. FIG. 7 is a front view partially showing a state in which the lid shown in FIGS. 4 to 6 is attached to the spout shown in FIGS. 1 to 3. Sectional drawing for demonstrating the effect | action of the scraper piece in the lid | cover shown in FIG. 4 thru | or FIG. Sectional drawing which shows other embodiment of the lid | cover comprised according to this invention.

  Hereinafter, with reference to an accompanying drawing, a suitable embodiment of a lid constituted according to the present invention is described in detail.

1 to 3 show a spout equipped on a container to which a lid constructed according to the present invention is applied. The spout generally indicated by numeral 2 can be integrally formed from an appropriate synthetic resin such as polyethylene or polypropylene. The spout 2 has a cylindrical wall 4 having a cylindrical shape as a whole and a blocking wall 6 that is connected to the cylindrical wall 4 and closes the cylindrical wall 4. On the outer peripheral surface of the cylindrical wall 4, a male thread 8, an annular locking jaw portion 10 positioned below the male thread 8, and a support ring 12 positioned below the locking jaw portion 10 are disposed. Yes. The support ring 12 has a substantially regular hexagonal shape. The illustrated blocking wall 6 is disposed at a position slightly retracted from the tip on the inner peripheral surface of the cylindrical wall 4. The blocking wall 6 has a plurality of through holes, in the illustrated case, one circular through hole 14a located in the center and four circular holes disposed at equal angular intervals around the through hole 14a. Through holes 14b, 14c, 14d and 14e are arranged. A container connection piece 16 is attached to the lower end of the cylindrical wall 4. The container connecting piece 16 in the illustrated embodiment has a cylindrical inner peripheral surface that matches the inner periphery of the cylindrical wall 4 and both sides of the circle (the left end and the right end in FIG. 3) extend radially outward. A pupil-shaped outer peripheral surface. Three ribs 18 are formed on the outer peripheral surface of the container connection piece 16 at intervals in the axial direction. Each of the ribs 18 is interrupted on both sides of the outer peripheral surface. The container connecting piece 16, two cavities 20 extending upward from the lower end surface to a so-called sink marks during molding can be prevented from occur are formed. Such a spout 2 is equipped in a container 22 which may be a synthetic resin film pouch containing powder, granules or granules. More specifically, as shown by a two-dot chain line in FIG. 1, the mouth and neck of the container 22 is connected to the outer peripheral surface of the container connection piece 16 of the spout 2 by an appropriate manner such as heat welding.

  Continuing the description with reference to FIGS. 4 to 6, the lid, generally designated 24, constructed in accordance with the present invention can be formed from a suitable synthetic resin such as polyethylene or polypropylene. The lid 24 has a top wall 26 and a skirt wall 28 depending from the periphery of the top wall 26. In the illustrated embodiment, the top wall 26 has a circular central portion 30 extending substantially horizontally, a cylindrical portion 32 extending upward from the peripheral edge of the central portion 30, and radially outward from the upper end of the cylindrical portion 32. And an annular outer peripheral portion 34 extending substantially horizontally. The skirt wall 28 is suspended substantially vertically from the outer peripheral edge of the outer peripheral portion 34. A circumferential break line 36 is disposed on the skirt wall 28, and the skirt wall 28 includes a main portion 38 above the circumferential break line 36 and a tamper evidence skirt 40 below the circumferential break line 36. It is divided into. The circumferential break line 36 includes a plurality of slits 42 extending in the circumferential direction and a plurality of bridging portions 44 positioned between the slits 42, and the tamper evidence skirt 40 has a plurality of bridging portions 44. It is connected to the main part 38 via. A plurality of protruding pieces 46 extending in the axial direction are formed at intervals in the circumferential direction on the inner peripheral surface of the main portion 38 that is relatively thick, and female threads are formed on the lower portion of the inner peripheral surface of the main portion 38. Article 48 is formed. On the other hand, a plurality of locking projections 50 are formed on the inner peripheral surface of the relatively thin tamper evidence skirt 40 at intervals in the circumferential direction, in the illustrated case, five as shown in FIG. Has been. Each lower surface of the locking projection 50 extends from the base edge connected to the inner peripheral surface of the tamper evidence skirt 40 so as to incline upward in the radial direction.

  In the illustrated embodiment, the main portion 38 of the skirt wall 28 is provided with a cylindrical extension 52 extending upward. And the outer wall 56 is connected to the outer peripheral surface of the main part 38 and the extension part 52 via the eight connection ribs 54 extended radially. As clearly understood by referring to FIGS. 4 and 5, the outer wall 56 has a substantially elliptical cone shape. The upper surface of the lid 24 defined by the outer wall 56 and the upper end surfaces of the connecting ribs 54 extends substantially horizontally.

The closure 24 constructed in accordance with the present invention, at least one of Sucre the inner surface of the top panel wall 26 - that have path pieces 58 is disposed. In the illustrated embodiment, a cylindrical support column 60 projecting downward is formed at the center of the central portion 30 of the top wall 26, and four pieces are provided at equal angular intervals on the outer peripheral surface of the support column 60. The scraper piece 58 is formed. Each of the scraper pieces 58 has a circular arc shape radially outward from the outer peripheral surface of the support column 60, and more specifically, the lid 24 when the lid 24 is detached from the spout 2 mounted on the container 22 as described later. And extending in a circular arc shape having a concave shape on the downstream side when viewed in the rotation direction (clockwise in FIG. 6). In addition, each of the scraper pieces 58 is advantageously extended so as to be gradually inclined downward in the extending direction.

FIG. 7 illustrates a state in which the spout 2 shown in FIGS. 1 to 3 is attached with the lid 24 shown in FIGS. When the lid 24 is attached to the spout 2, the lid 24 is fitted on the cylindrical wall 4 of the spout 2, and the lid 24 is rotated clockwise as viewed from above in FIG. A female thread 48 formed on the lid 24 is screwed onto the male thread 8. When the male screw 8 and the female screw 48 are screwed together as required to obtain the state shown in FIG. 7, the locking projection 50 disposed on the tamper evidence skirt 40 of the lid 24 is formed on the spout 2. The locking jaw portion 10 disposed on the cylindrical wall 4 is elastically overcome and locked to the locking jaw portion 10. The cylindrical portion 32 of the top wall 26 of the lid 24 enters the cylindrical wall 4 of the spout 2 and its outer peripheral surface is brought into contact with the inner peripheral surface of the cylindrical wall 4. the lower surface is brought into contact with the front end of the cylindrical wall 4, protruding pieces 46 formed on the inner peripheral surface upper portion of the skirt wall 28 is the protruding edge is brought into contact with or close to the outer peripheral surface of the cylindrical wall 4. Each of the scraper pieces 58 disposed on the inner surface of the top wall 26 of the lid 24 is brought into contact with the outer surface of the closing wall 6 of the spout 2 and is elastically deformed to some extent and extends substantially horizontally. It enters a state and is elastically pressed against the outer surface of the blocking wall 6. The container 22 with the lid 24 attached to the spout 2 can be placed on a flat support surface (for example, a table surface) in an inverted state, that is, with the upper surface of the lid 24 facing downward.

When the contents which may be powder, granules or granules contained in the container 22 are consumed, the outer lid 24 is rotated counterclockwise as viewed from above in FIG. 48 is gradually released. Thus, the portion of the lid 24 excluding the tamper evidence skirt 40 is raised with rotation, but the tamper evidence skirt 40 is raised because the locking projection 50 is locked to the locking jaw 10. As a result, a stress is generated in the bridging portion 44 of the circumferential break line 36, the bridging portion 44 is broken, and the tamper evidence skirt 40 is separated. Then, the tamper evidence skirt 40 is left on the spout 2, the lid 24 is detached from the spout 2, and the closed wall 6 of the spout 2 is exposed. Next, when the upper end of the spout 2 is directed downward, the contents can be discharged through the through holes 14 a to 14 e formed in the blocking wall 6. After the required amount of contents has been discharged, the lid 24 is attached to the spout 2 again to cover the blocking wall 6. As clearly understood by referring to FIG. 8, when the lid 24 is attached to the spout 2, the scraper piece 58 disposed on the lid 4 scrapes the outer surface of the closing wall 7. even when leaving the cover 24 and rotated in the (counterclockwise in FIG. 8) clockwise from the spout 2 6 24, scraper piece 58 scrapes the outer surface of the closing wall 6, the outer surface of the closing wall 6 The adhered content 62 is attached to the wiping scraper piece 58 and moved, and returned to the container 22 through four through holes 14b to 14e arranged at equal intervals. Thus, the contents are prevented from remaining on the outer surface of the blocking wall 6 as much as possible.

  FIG. 9 illustrates another embodiment of a lid constructed in accordance with the present invention. In the embodiment illustrated in FIG. 9, the inner plug 102 is attached to a container 122 that can be formed from glass or a suitable synthetic resin, and a lid 124 configured in accordance with the present invention is attached. The container 122 has a substantially cylindrical mouth / neck portion, that is, a cylindrical wall 104, and a male thread 108 is formed on the outer peripheral surface of the cylindrical wall 104 together with a locking jaw portion 125 positioned at the upper end. The inner stopper 102, which can be formed of an appropriate synthetic resin such as polyethylene or polypropylene, has a circular closing wall 106 that closes the cylindrical wall 104 of the container 122. The closed wall 106 includes four through holes (FIG. 9) which may be substantially the same as the through holes 14a to 14d formed in the closed wall 6 of the spout 2 shown in FIGS. Two of the through holes 114a and 114b are shown). A cylindrical sealing piece 107 is formed on the peripheral edge of the lower surface of the closing wall 106, and the sealing piece 107 is brought into close contact with the inner peripheral surface of the cylindrical wall 104 of the container 122. The inner plug 102 further includes a cylindrical wall 109 extending upward from the outer peripheral edge of the upper surface of the blocking wall 106, an annular flange wall 111 extending radially outward from the cylindrical wall 109, and an outer peripheral edge of the annular flange wall 111. A hanging cylindrical outer wall 113 is formed. At the lower end of the inner peripheral surface of the cylindrical outer wall 113, a locking ridge 115 that is locked to the locking jaw portion 125 of the container 122 is formed.

The lid 124 has a circular top wall 126 and a cylindrical skirt wall 128 depending from the outer peripheral edge of the top wall 126. A cylindrical seal piece 117 is formed on the outer peripheral edge of the inner surface of the top wall 126 so as to be in close contact with the inner peripheral surface of the cylindrical wall 109 of the inner plug 102. Further, the inner surface central portion of the top panel wall 126, as in the case of the lid 24 illustrated in FIGS. 4 to 6, the scraper strip 158 via a supporting pillar 160 that have been formed. A female thread 148 is formed on the inner peripheral surface of the skirt wall 128. Such a lid 124 is fitted on the cylindrical wall 104 and the inner plug 102 of the container 122, and is attached by rotating clockwise in FIG. 9 and screwing the female thread 148 into the male thread 108, as shown in FIG. , The container 122 is detached from the cylindrical wall 104 and the inner plug 102 by rotating counterclockwise as viewed from above. At this time, the scraper piece 158 acts on the upper surface of the blocking wall 106 of the inner plug 102 as in the case of the lid 24 shown in FIGS.

2: Spout 4: Cylinder wall 6: Blocking wall 8: Male thread 14a, 14b, 14c, 14d, 14e: Through hole 22: Container 24: Lid 26: Top wall 28: Skirt wall 30: Center part of top wall 32 : Cylindrical shape part of the top wall 34: Outer peripheral part of the top wall 48: Female thread 58: Scraper piece 60: Support pillar 62: Contents 102: Inner plug 104: Tube wall 106: Blocking wall 114a, 114b: Through-hole 124 : Lid 126: Top wall 128: Skirt wall 158: Scraper piece 160: Post

Claims (5)

The present invention is applied to a container having a cylindrical cylindrical wall having a male thread formed on the outer peripheral surface and a closing wall for closing the cylindrical wall, and at least one through hole formed in the closing wall. With a lid
A top wall and a skirt wall depending from the top wall. The inner peripheral surface of the skirt wall is cylindrical and has a female thread, and the inner surface of the top wall extends from the center thereof. A support pillar is formed, and at least one scraper piece extending in an arc shape radially outward from the support pillar is attached, and the female thread is screwed into the male thread by screwing the female thread. When mounted on the cylinder wall, the scraper piece is brought into contact with the outer surface of the blocking wall.
A lid characterized by that.   The lid according to claim 1, wherein the scraper piece is elastically deformed and elastically pressed against an outer surface of the blocking wall. The lid according to claim 1, wherein a plurality of the scraper pieces extend from the support column at equiangular intervals. The lid according to any one of claims 1 to 3 , wherein the scraper piece has a concave shape on the downstream side when viewed in the rotation direction of the lid when the lid is removed from the container. A cylindrical tube wall having a male thread formed on the outer peripheral surface, and a blocking wall that closes the tube wall, the inner peripheral surface of the tip of the tube wall is cylindrical, and the blocking wall is connected to the tube wall A lid that is integrally formed and is positioned somewhat retracted from the tip of the cylindrical wall, the closure wall being applied to a container having at least one through-hole formed therein;
A top wall and a skirt wall depending from the top wall, the top wall having a circular central portion, a cylindrical portion extending upward from the outer peripheral edge of the central portion, and radially outward from an upper end of the cylindrical portion. The inner peripheral surface of the skirt wall is cylindrical and has a female thread, and at least one scraper piece is attached to the inner surface of the top wall. And when the female thread is screwed onto the male wall and attached to the cylindrical wall, the lower surface of the annular outer peripheral portion of the top wall is brought into contact with the tip of the cylindrical wall, The outer peripheral surface of the cylindrical portion is brought into contact with the inner peripheral surface of the tip portion of the cylindrical wall, and the scraper piece is brought into contact with the outer surface of the blocking wall.
A lid characterized by that .

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