WO2017078166A1 - 口栓、および口栓を有するフィルム製容器 - Google Patents

口栓、および口栓を有するフィルム製容器 Download PDF

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Publication number
WO2017078166A1
WO2017078166A1 PCT/JP2016/082879 JP2016082879W WO2017078166A1 WO 2017078166 A1 WO2017078166 A1 WO 2017078166A1 JP 2016082879 W JP2016082879 W JP 2016082879W WO 2017078166 A1 WO2017078166 A1 WO 2017078166A1
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WO
WIPO (PCT)
Prior art keywords
hinge
hinge cap
cap
flange
rib
Prior art date
Application number
PCT/JP2016/082879
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
拓治 原田
野口　裕雄
Original Assignee
凸版印刷株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 凸版印刷株式会社 filed Critical 凸版印刷株式会社
Priority to SG11201803504PA priority Critical patent/SG11201803504PA/en
Priority to JP2017549140A priority patent/JP6939559B2/ja
Priority to CN201680062410.6A priority patent/CN108602599B/zh
Publication of WO2017078166A1 publication Critical patent/WO2017078166A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/52—Details
    • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture

Definitions

  • the present invention relates to a plug and a film container having the plug.
  • This application claims priority based on Japanese Patent Application No. 2015-216518 for which it applied to Japan on November 4, 2015, and uses the content here.
  • a stopper provided at one end of a film container made of a film has a cap that is screwed with the stopper, and an engagement ring that engages with the stopper body is connected by a cap and a weak part.
  • Etc. were known.
  • the fragile portion between the engagement ring engaged with the cap body and the cap is broken, and the cap can be rotated and opened. Can be opened.
  • a tubular cap body having a discharge opening communicating with the inside of the container at the top; a cup-shaped cap formed to fit the discharge opening to seal the cap body; An elastic hinge web structure for connecting the cap portion to the cap body; a range defined by the web structure on the cap body portion, the cap portion being held in a sealed position on the cap body portion; A holding mechanism that can be rotated in the inner wall of the cap portion, and an annular recess formed in the circumferential direction on the inner wall of the cap portion, and an annular bead formed in the circumferential direction on the outer wall of the cap body portion.
  • the web structure formed with a length capable of rotating the cap part in a sealed position within a limited range; an interfering protrusion so that the finger can be lifted to touch the underside of the piece to remove the cap part;
  • a detent mechanism that elastically holds the cap part on the cap body part at a position separating the linear state of the part and the lifting piece, and a raised part formed on one of the cap part or the cap body part;
  • a notch portion formed on the other side, and the cap portion is configured to receive the raised portion when rotating in one direction toward the predetermined position on the cap body portion, The les may remove the cap without becoming a state lifted piece overlaps the interference protruding portion by elastic restoring force of the web structure, proposes a safety cap for small dispenser.
  • a container lid body formed of a top plate portion and a skirt portion hanging from the periphery of the top plate portion, and an upper lid hinged to the container lid body, the container lid
  • An upright circumferential protrusion is formed on the peripheral edge of the top surface of the top plate portion of the main body, and a protrusion protruding outward in the horizontal direction is formed at the upper end of the circumferential protrusion, and
  • a protruding portion that protrudes inward in the horizontal direction is formed inside the circumferential edge of the upper lid, and the closed state of the upper lid is maintained by the engagement of these protruding portions.
  • the projecting portion of the main projection and the auxiliary projection formed with a constant curvature at a position shifted downward with respect to the central axis of the main projection when viewed from the side cross-section in the upper lid closed state
  • a projection of the auxiliary projection is different from the center of curvature of the main projection, and the radius of curvature of the auxiliary projection is set smaller than the radius of curvature of the main projection, and the upper lid is closed by the container lid body.
  • the auxiliary projection In a normal state, the auxiliary projection is located away from the lower side surface of the protruding portion of the container lid body, but when the pressure in the space between the upper lid and the container lid body increases, the auxiliary projection
  • the hinge cap which contacts the lower surface of the protrusion part of a container lid main body is proposed.
  • Patent Document 3 is a pouch container including a container body formed by joining film-like materials, and a stopper attached to the container body, A base part joined to the container body, a spout part formed in a cylindrical shape having a lumen and having a first end connected to the base part, and a shape capable of entering the lumen; A lid portion that is connected to the second end of the spout portion and seals the spout portion, a thin portion that connects the spout portion and the lid portion while maintaining watertightness, and a thin portion provided in the thin portion And a connecting member for connecting the spout part and the lid part separately from the rib and the thin part for adjusting the force necessary for breaking the thin part, and destroying the thin part
  • the pouch container which can open the said stopper is proposed.
  • the spout part and the lid part are certainly connected by a thin part, and the lid part is unlikely to open unintentionally.
  • the lid portion is simply inserted into the spout portion, so that the impact applied to the container There was a problem of opening.
  • the present invention has been made in view of the above problems, and even after the cap has been opened once, the cap is impacted or internal pressure is applied to the container due to the container falling with the cap lid closed. Even if this is the case, the cap is not easily opened, and the cap is hard to lose.
  • the plug according to the first aspect of the present invention includes a spout body, a spout body having a spout, a spout hole communicating with the spout, and an inner wall protrusion provided on an inner wall of the spout hole, and the spout
  • a first flange provided at a position adjacent to the spout on the outside of the spigot body, comprising an engaging protrusion protruding outward from the main body and a hinge positioned on the opposite side of the engaging protrusion
  • a hinge cap body connected to the first flange via the hinge, an engaging claw engageable with the engaging protrusion, an inner ring insertable into the outlet hole through the outlet,
  • a hinge cap provided with an inner ring engagement protrusion provided on the inner ring and engageable with the inner wall protrusion, and a tip portion having a thickness smaller than that of the hinge cap body and positioned outside the engagement claw
  • An extension part that protrudes outward and is provided at a
  • a second flange having a pressing rib capable of contacting the engaging claw in a state where the hinge cap is closed with respect to the plug, the hinge is bent, the engagement claw engages with the engagement protrusion, and the inner ring is poured out.
  • the inner ring engaging protrusion is engaged with the inner wall protrusion.
  • the engaging claw is disposed between the pressing rib and the engaging protrusion.
  • the hinge cap is not unnecessarily opened. For this reason, it is difficult to easily release the engagement state between the holding rib and the engaging claw, and even when an unintended impact is applied to the cap or internal pressure is applied to the container, it is possible to reliably prevent the opening of the cap. it can.
  • the pressing rib may have an inner surface facing the engaging protrusion and an inclined surface provided at an end of the inner surface.
  • the plug of the first aspect of the present invention when the hinge cap is pressed from above to the spout when closing the plug, the outer end of the engaging claw comes into contact with the inclined surface of the holding rib, and The outer end of the claw can close the hinge cap while sliding on the inclined surface of the holding rib. Accordingly, the engaging claw can be easily disposed between the pressing rib and the engaging protrusion, and the engaging protrusion and the engaging claw can be engaged.
  • the thickness of the pressing rib may be larger than the thickness of the second flange, and the thickness of the pressing rib may be larger than the thickness of the hinge cap. .
  • the thickness of the hinge cap as described above, when the plug is opened, the hook cap is elastically deformed and the engaging claw is engaged with the holding rib. Can be easily detached and the hinge cap can be opened.
  • the strength of the inverted L-shaped structure constituted by the second flange and the holding rib can be sufficiently obtained, and the user can Unintentional opening of the hinge cap is reliably prevented.
  • the hinge cap includes a tamper-proof rib provided at the tip, the hinge is bent, the inner ring is inserted into the outlet hole, and The tamper-proof rib may be coupled to the pressing rib in a state where the engagement claw is engaged with the engagement protrusion.
  • the pressing rib and the tamper-proof rib are firmly coupled, and even when an unintended impact is applied to the plug or internal pressure is applied to the container, the opening is prevented. The plug can be surely prevented.
  • the tamper-proof rib may be removable from the pressing rib by breaking.
  • the tamper-proof rib may have a fragile portion that can be broken. According to the plug according to the first aspect of the present invention, it is possible to open the plug by breaking the tamper-proof rib and removing it from the pressing rib. Further, in the case where the tamper-proof rib has the fragile portion described above, by breaking the fragile portion, the engagement claw can be easily pulled out, the engagement state by the tamper-proof rib can be released, and the plug can be opened. .
  • the film container according to the second aspect of the present invention has the stopper according to the first aspect described above.
  • FIG. 1 is a perspective view showing an appearance of a spigot according to the first embodiment of the present invention.
  • FIG. 2 is a perspective view showing the appearance of the film container, using the film container with the splicer according to the first embodiment of the present invention.
  • the spigot according to the first embodiment of the present invention is manufactured by injection molding so as to have the shape shown in the perspective view of FIG.
  • the spigot 1 is used by being fused to one end of a film container 50.
  • the spigot 1 has a fusion part 2 positioned below the spigot 1.
  • the fusion part 2 is formed in a boat-like shape in which the outer shape in the longitudinal direction is pointed to the left and right in the plan view and the center swells round so that the film and the plug 1 can be easily fused.
  • the plug 1 has a spout 3 located above the plug 1.
  • the spigot 1 has a spout hole 30 provided inside the spigot 1 through the fused portion 2 and the spout 3.
  • the pouring hole 30 is provided so as to penetrate the inside and the outside of the film container 50.
  • two flanges are provided around the spout 3.
  • the first flange 31 is located around the tip of the spout 3 and is connected by a hinge cap 4 and a hinge 40 that can be opened and closed in a plug-in manner. Further, on the first flange 31, an engagement protrusion 311 (engagement rib) is provided on the side opposite to the position of the hinge 40.
  • a second flange 32 is provided below the first flange 31.
  • the second flange 32 is provided with a pressing rib 321 at a position facing the engaging protrusion 311.
  • the holding rib 321 prevents the hinge cap 4 engaged with the engagement protrusion 311 from opening easily due to an impact or the like.
  • the hinge cap 4 is provided with an inner ring 41 that is located in the center of the hinge cap 4 and is fitted into the pouring hole 30 of the spout 3.
  • an engaging claw 42 is provided on the opposite side of the hinge 40.
  • the thickness of the tip portion 4A located outside the engaging claw 42 is the thickness of the hinge cap body 4B (the portion excluding the tip portion 4A and the thickness of the outer shape of the hinge cap 4). Smaller than).
  • the fused portion 2 formed in a boat shape is sandwiched and fused between the front film 51 and the back film 52 of the film body 5 constituting the film container 50.
  • the pouring hole 30 of the spigot 1 is fused by providing a gap between the front film 51 and the back film 52.
  • the hinge cap 4 is closed, and the inner ring 41 provided on the inner wall of the hinge cap 4 is inserted into the pouring hole 30, and the film container 50 is sealed.
  • FIGS. 3B and 3C are views showing the spigot 1 according to the first embodiment of the present invention, and show a state immediately after the spigot is injection-molded.
  • 3A is a plan view showing the plug 1
  • FIG. 3B is a front view showing the plug 1
  • FIG. 3C is a left side view showing the plug 1.
  • the plug 1 includes a plug main body 100, a first flange 31, a hinge cap 4, and a second flange 32.
  • the plug body 100 has a spout 3, a spout hole 30 communicating with the spout 3, and a spout hole protrusion 301 (inner wall protrusion) provided on the inner wall W of the spout hole 30.
  • the first flange 31 includes an engagement protrusion 311 that protrudes outward from the plug body 100 and a hinge 40 that is located on the opposite side of the engagement protrusion 311. The first flange 31 is provided at a position adjacent to the spout 3 on the outside of the plug body 100.
  • the hinge cap 4 can be inserted into the outlet hole 30 through the hinge cap body 4 ⁇ / b> B connected to the first flange 31 via the hinge 40, the engaging claw 42 that can be engaged with the engaging protrusion 311, and the outlet 3.
  • the second flange 32 protrudes outward from the plug body 100 and protrudes from the extension portion 322 provided at a position farther from the spout 3 than the first flange 31 and from the tip of the extension portion 322.
  • a pressing rib 321 provided at a position facing the engaging protrusion 311 and capable of contacting the engaging claw 42 is provided.
  • a boat-shaped fusion part 2 having a boat-shaped shape in which left and right portions are gradually narrowed in a plan view (FIG. 3A) is provided.
  • a sink prevention recess 21 extending in the lateral direction is formed so that the surface of the boat-shaped fusion part 2 does not sink (sink) due to molding so that the fusion force does not decrease.
  • thin and sharp ribs 22 are provided at the left and right ends of the boat-shaped fusion part 2 and designed so that no gap is generated at the boundary where the front film 51 and the back film 52 begin to overlap. Yes.
  • a second flange 32 is located above the boat-shaped fusion part 2, and a pressing rib 321 is provided at the left end of the second flange 32. Further, the first flange 31 is located above the second flange 32.
  • the pouring hole 30 provided in the center of the first flange 31 is provided through the first flange 31, the second flange 32, and the fusion part 2 so as to reach the lower end of the fusion part 2. Yes.
  • the holding rib 321 is provided at the left end portion of the second flange 32 (extending portion 322) so as to protrude upward in the vertical direction from the upper surface of the second flange 32. In this configuration, a space S surrounded by the second flange 32, the pressing rib 321, and the engaging protrusion 311 is formed.
  • An engagement protrusion 311 is provided at the left end of the first flange 31.
  • a hinge 40 connected to the hinge cap 4 is provided at the right end of the first flange 31.
  • the upper surface of the portion (stepped portion 312) located around the opening of the extraction hole 30 is slightly higher than the upper surface of the first flange 31 (upper surface of the engaging protrusion 311).
  • the step portion 312 is spaced apart from the outer periphery of the first flange 31 with a certain width, and is located on the inner side of the outer periphery of the first flange 31. As shown in FIG.
  • step portion 312 confirming the closed state of the hinge cap 4 so that the position at which the hinge breaks does not fluctuate significantly by forming the step portion 312 one step higher than the upper surface of the first flange 31. Can do.
  • a structure in which a step portion 312 is formed on the first flange 31 is employed.
  • the step portion 312 is not provided. Good.
  • an inner ring 41 located at the center of the hinge cap 4 is provided. Furthermore, an engagement claw 42 that engages with the engagement protrusion 311 is provided on the opposite side of the hinge 40 with respect to the inner ring 41. A protrusion 421 is formed on the surface (projection surface) of the engaging claw 42 facing the inner ring 41.
  • An inner ring engaging protrusion 411 is provided in a belt shape on the outer periphery of the inner ring 41. Further, a tip 4A (step) having an upper surface lower than the upper surface of the hinge cap body 4B is provided on the opposite side of the engaging claw 42 from the hinge 40 (right side in FIG. 3B). As will be described later, by providing the distal end portion 4A, it becomes easy for a user's nails or the like to enter between the hinge cap 4 and the first flange 31, and the cap is easily opened.
  • FIG. 4A and 4B are views showing the tip of the spout 3 of the spigot 1 according to the first embodiment of the present invention.
  • FIG. 4A is an enlarged longitudinal sectional view showing a state in which the hinge cap 4 is opened.
  • An inner ring engagement protrusion 411 is provided on the outer periphery of the inner ring 41 located at the center of the hinge cap 4.
  • a pouring hole projection 301 is also provided on the inner wall of the pouring hole 30.
  • an inclined surface 321 ⁇ / b> A chamfering
  • the inner side surface 321D faces the engagement protrusion 311.
  • the inclined surface 321A is provided at the end of the inner surface 321D.
  • the thickness of the second flange 32 is defined by T1 (thickness in a direction perpendicular to the direction in which the second flange 32 extends).
  • the thickness of the holding rib 321 is defined by T2 (thickness in a direction parallel to the direction in which the second flange 32 extends).
  • the thickness of the hinge cap 4 is defined by T3.
  • the thickness T2 is larger than the thickness T1 (T2> T1).
  • the thickness T2 is larger than the thickness T3 (T2> T3). More specifically, when linear low density polyethylene is selected as the material of the plug 1, for example, the thickness T1 is 1.25 mm, the thickness T2 is 1.40 mm, The length T3 is 1.00 mm.
  • the thicknesses T1, T2, and T3 listed in this embodiment are merely examples of the present invention, and the thicknesses described above are satisfied as long as the thickness conditions “T2> T1” and “T2> T3” are satisfied.
  • the value can be changed as appropriate.
  • FIG. 4B is an enlarged longitudinal sectional view showing a state in which the hinge cap 4 is closed.
  • the hinge 40 is bent 180 degrees from the opened state of the hinge cap 4 shown in FIG. 4A and the hinge cap 4 is closed, the inner ring 41 is inserted into the pouring hole 30.
  • a curved surface is provided at the tip of the inner ring 41 so that the inner ring 41 can be easily inserted into the extraction hole 30.
  • the inner ring engagement protrusion 411 is engaged with the extraction hole protrusion 301, and a click feeling can be obtained.
  • the engaging claw 42 provided on the hinge cap 4 engages with the engaging protrusion 311 provided on the opposite side of the hinge 40 in the first flange 31. At this time, the lower end of the engagement protrusion 311 comes into contact with the protrusion 421. Even when the engaging claw 42 and the engaging protrusion 311 are engaged in this manner, the tip of the engaging claw 42 (projection 421) is simultaneously with the engagement between the inner ring engaging protrusion 411 and the extraction hole protrusion 301. Can get over the engagement protrusion 311 and engage with it, so that a higher click feeling can be obtained.
  • the pressing rib 321 is adjacent to the surface opposite to the engaging surface (projecting surface) of the engaging claw 42 that engages with the engaging protrusion 311 (the back surface of the engaging claw 42).
  • the tip of the engaging claw 42 is disposed in the space S.
  • FIG. 5A is a longitudinal sectional view showing a state in which the internal pressure of the plug 1 is increased and the hinge cap 4 is about to open when the plug 1 is closed by the hinge cap 4.
  • FIG. 5B is a partial cross-sectional view showing a state in which the hinge cap 4 is about to open when the film container provided with the cap 1 has dropped and the cap 1 is closed by the hinge cap 4.
  • 5A and 5B are enlarged views showing members near the spout 3.
  • the hinge cap 4 is pushed above the spout 3 as the force P is generated from the spout hole 30 toward the outside of the hinge cap 4. Then, the hinge cap 4 tries to rotate around the hinge 40. Thereby, the member (engagement claw 42) on the opposite side of the hinge 40 that is not connected to the hinge 40 tries to move above the spout 3 first. Further, the portion 411A on the opposite side of the hinge 40 in the inner ring engaging projection 411 of the inner ring 41 tends to get over the extraction hole projection 301. Thus, when the force which opens the hinge cap 4 acts, the pouring hole 30 is expanded so that the wall W1 (inner wall) on the opposite side of the hinge 40 in the pouring hole 30 is pushed out.
  • the engagement protrusion 311 provided on the opposite side of the hinge 40 of the first flange 31 is also deformed so as to be pushed outward.
  • the engaging claw 42 With the deformation of the engaging protrusion 311, the engaging claw 42 is deformed so as to be pushed outward (left side in FIG. 5A).
  • the outer surface 42A of the engaging claw 42 abuts on the inner surface 321D of the pressing rib 321 provided on the second flange 32.
  • the holding rib 321 restricts the deformation of the engaging claw 42 to the outside, and the engaging claw 42 is prevented from moving outward from the surface where the holding rib 321 and the engaging claw 42 contact.
  • the user unintentionally drops the film container 50,
  • the plug 1 may collide with the ground.
  • the hinge cap 4 may try to rotate around the hinge 40 due to vibration or the like.
  • the member (engagement claw 42) on the opposite side of the hinge 40 that is not connected to the hinge 40 tries to move first below the spout 3 (toward the falling surface FL).
  • the portion 411A on the opposite side of the hinge 40 in the inner ring engaging projection 411 of the inner ring 41 tends to get over the extraction hole projection 301.
  • the pouring hole 30 is expanded so that the wall W1 on the opposite side of the hinge 40 in the pouring hole 30 is pushed out. Therefore, the engagement protrusion 311 provided on the opposite side of the hinge 40 of the first flange 31 is also deformed so as to be pushed outward. With the deformation of the engagement protrusion 311, the engagement claw 42 is deformed so as to be pushed outward (right side in FIG. 5B). When the engaging claw 42 is pushed outward, the outer surface 42A of the engaging claw 42 abuts on the inner surface 321D of the pressing rib 321 provided on the second flange 32.
  • the holding rib 321 restricts the deformation of the engaging claw 42 to the outside, and the engaging claw 42 is prevented from moving outward from the surface where the holding rib 321 and the engaging claw 42 contact. Therefore, even if a drop impact is applied to the plug 1 due to the drop of the film container 50, the hinge cap 4 is not unnecessarily opened.
  • the thickness T1 of the second flange 32 and the thickness T2 of the pressing rib 321 satisfy the condition “T2> T1”.
  • FIG. 6A is a longitudinal sectional view showing a state before the user opens the hinge cap.
  • FIG. 6B is a longitudinal sectional view showing a state in which a user applies a force to open the hinge cap.
  • FIG. 6C is a longitudinal sectional view showing a state in which the hinge cap is opened.
  • the thickness of the tip portion 4A is smaller than the thickness of the hinge cap body 4B, a sufficient space is provided between the tip portion 4A of the hinge cap 4 and the corner portion 321C of the holding rib 321. R is obtained.
  • the user brings the belly of the finger F into contact with the distal end portion 4 ⁇ / b> A of the hinge cap 4.
  • the user's finger F may contact not only the tip portion 4A but also the outer surface 321B of the pressing rib 321. That is, in this case, the user's finger F covers the space R located between the corner portion 321C of the outer surface 321B and the tip portion 4A.
  • the user can confirm the position of the tip portion 4A. Further, since the outer surface 321B is a flat surface, the user can confirm the position of the distal end portion 4A while sliding the finger F on the outer surface 321B.
  • the user applies a force for lifting the tip portion 4 ⁇ / b> A upward to the hinge cap 4.
  • a sufficient space R is formed between the tip portion 4A of the hinge cap 4 and the corner portion 321C of the pressing rib 321, the tip portion 4A of the hinge cap 4 and the corner portion 321C of the pressing rib 321 are formed.
  • the user can easily catch the belly of the finger F on the tip 4A. Therefore, the user can easily open the hinge cap 4 by pulling up the distal end portion 4A while pressing the distal end portion 4A of the hinge cap 4.
  • the user can pull the tip portion 4A upward while sliding the finger F on the outer surface 321B.
  • the tip 4A is opened by the user's claw, the user's claw can easily enter the space R, and the hinge cap 4 can be easily opened by pulling the tip 4A upward by the claw. It becomes.
  • the operation of opening the hinge cap 4 will be specifically described.
  • elastic deformation of the hinge cap 4 starts.
  • the elastic deformation region X gradually increases from the tip portion 4A toward the hinge 40.
  • the inner ring 41 positioned below the elastic deformation region X is deformed, and a portion 411A on the inner ring engagement protrusion 411 of the inner ring 41 opposite to the hinge 40 is formed in the outlet hole. It tries to get over the protrusion 301.
  • the pouring hole 30 is expanded so that the wall W1 on the opposite side of the hinge 40 in the pouring hole 30 is pushed out. Therefore, the engagement protrusion 311 provided on the opposite side of the hinge 40 of the first flange 31 is also deformed so as to be pushed outward. With the deformation of the engagement protrusion 311, the engagement claw 42 is deformed so as to be pushed outward (left side in FIG. 6B). When the engaging claw 42 is pushed out, the outer surface 42 ⁇ / b> A of the engaging claw 42 comes into contact with the holding rib 321 provided on the second flange 32.
  • the user continuously applies a force to pull up the tip end portion 4 ⁇ / b> A to the hinge cap 4, so that the elastic deformation region X further increases with the elastic deformation of the hinge cap 4, and the outer surface of the engaging claw 42. 42A slides while contacting the inner surface 321D of the pressing rib 321. Thereafter, when the elastic deformation of the hinge cap 4 further proceeds, the outer end 42B of the engaging claw 42 reaches the inclined surface 321A, and the engaging claw 42 is detached from the holding rib 321 and, as shown in FIG. The hinge cap 4 is removed from the stopper 1.
  • the thickness T1 of the second flange 32, the thickness T2 of the holding rib 321 and the thickness T3 of the hinge cap 4 are the conditions “T2> T1” and “T2> T3. Is satisfied. For this reason, when the user continuously applies force to the hinge cap 4, the engaging claw 42 can be easily detached from the pressing rib 321 while elastically deforming the hinge cap 4.
  • FIG. 7A is a longitudinal sectional view showing the state of the spigot 1 before the hinge cap 4 is closed, and is an enlarged view showing members located in the vicinity of the spout 3.
  • FIG. 7B is a longitudinal sectional view showing a state of the spigot 1 with the hinge cap 4 being closed, and is an enlarged view showing members located in the vicinity of the spout 3.
  • the inner ring engagement protrusion 411 provided on the inner ring 41 is pushed into the extraction hole protrusion 301 provided on the inner wall of the extraction hole 30 and is adjusted to a strict position.
  • the engaging protrusion 311 is pushed outward.
  • the engaging claw 42 is pushed further outward.
  • the inclined surface 321A is formed on the inner side surface 321D of the holding rib 321
  • the outer end 42B of the engaging claw 42 slides on the inclined surface 321A by the force that pushes down the hinge cap 4 from above. , And gradually pushed toward the inside of the space S.
  • the engaging claw 42 can be slid into the lower side of the engaging protrusion 311 so that the engaging protrusion 311 and the engaging claw 42 can be engaged. Therefore, as shown in FIG. 7B, the engaging claw 42 can be smoothly engaged with the engaging protrusion 311 by forming an inclined surface (chamfered) at the lower end of the engaging protrusion 311.
  • FIG. 8A is a view showing the plug according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state immediately after the hinge cap 4 is molded before the hinge cap 4 is sealed to the plug. It is.
  • FIG. 8B is a view showing the mouth plug according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state in which the hinge cap 4 is closed and sealed by the mouth plug.
  • the hinge cap 4 includes a tamper-proof rib 43 provided at the distal end portion 4A.
  • the plug includes the tamper-proof rib 43 provided at a position facing the outer side surface 42 ⁇ / b> A of the engaging claw 42 provided on the hinge cap 4.
  • the tamper-proof rib 43 has a fragile portion that can be broken at an installation portion where the tamper-proof rib 43 and the hinge cap 4 are fixed, or at portions located above and below the installation portion. As shown in FIG. 8A and FIG. 8B, the fragile portion may be provided with a notch or a hole. Moreover, the weak part processed by laser processing etc. may be sufficient.
  • the tamper-proof rib 43 can be removed from the holding rib 321 by breaking.
  • the tamper-proof rib 43 and the pressing rib 321 are combined.
  • the receiving jig 62 is applied to the lower end of the second flange 32 and the tamper-proof rib 43, and the ultrasonic cap 61 is closed while the ultrasonic horn 61 is applied to the upper surface of the hinge cap 4, the tamper-proof rib 43 and the holding rib 321. Can be fused.
  • a male-female fitting shape in which the falsification preventing rib 43 and the pressing rib 321 can be fitted to each other may be formed on the falsification preventing rib 43 and the pressing rib 321.
  • the falsification preventing rib 43 and the pressing rib 321 may be swaged or bonded together.
  • a structure in which the tamper-proof rib 43 and the holding rib 321 are combined and cannot be opened unless the fragile portion is broken is necessary. For this reason, if the fragile portion is broken, the user can immediately find out that the plug has been opened.
  • FIG. 9 is a view showing a spigot according to a second embodiment of the present invention, in which the hinge cap 4 in which the tamper-proof rib 43 and the pressing rib 321 are coupled is closed (left), and the hinge cap 4 It is a longitudinal cross-sectional view which shows partially the state (right) which opened.
  • the hinge cap 4 can be opened.
  • the falsification preventing rib 43 can be removed from the pressing rib 321 by breaking the falsification preventing rib 43, or the user can clearly check the broken portion.
  • the plug when the plug is opened once, the plug is not checked by checking the presence or absence of the falsification preventing rib 43 or by checking whether or not the falsification preventing rib 43 and the hinge cap 4 are broken. It becomes possible to determine whether or not the package has been opened.
  • FIG. 10A is a view showing the plug according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state before the user opens the hinge cap.
  • FIG. 10A shows the tamper-proof rib 43 (two-dot chain line) before removal.
  • FIG. 10B is a view showing the spigot according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state in which a user applies a force to open the hinge cap.
  • FIG. 10A is a view showing the plug according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state before the user opens the hinge cap.
  • FIG. 10B is a view showing the spigot according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state in which a user applies a force to open the hinge cap.
  • 10C is a view showing the spigot according to the second embodiment of the present invention, and is a longitudinal sectional view showing a state in which the hinge cap is opened.
  • a case where the user opens the hinge cap 4 with the belly of the finger F will be described, but the same applies when the user opens the hinge cap 4 with the nail.
  • the tamper-proof rib 43 is coupled to the holding rib 321 (see FIGS. 8B and 9).
  • a user who opens the hinge cap 4 provided with the tamper-proof rib 43 breaks the tamper-proof rib 43.
  • the user may remove the falsification preventing rib 43 from the hinge cap 4 or may maintain a state in which the falsification preventing rib 43 is partially connected to the hinge cap 4.
  • FIG. 10B a case where the tamper-proof rib 43 is removed from the hinge cap 4 will be described.
  • the tip end portion 4 ⁇ / b> C where the tamper-proof rib 43 is disposed in the hinge cap 4 is exposed.
  • the distal end portion 4C of the hinge cap 4 is in a state of protruding from the outer surface 321B of the pressing rib 321. For this reason, the user's finger F's belly is easily caught on the tip 4C. Since the thickness of the tip portion 4C is smaller than the thickness of the hinge cap body 4B, a sufficient space R is obtained between the tip portion 4C of the hinge cap 4 and the corner portion 321C of the holding rib 321.
  • the user When opening the hinge cap 4, the user brings the belly of the finger F into contact with the distal end portion 4 ⁇ / b> C of the hinge cap 4. At this time, the user's finger F may contact the outer surface 321 ⁇ / b> B of the pressing rib 321. That is, in this case, the user's finger F covers the space R located between the corner portion 321C of the outer surface 321B and the tip portion 4C.
  • the finger F touches the distal end portion 4C and the outer surface 321B, the user can confirm the position of the distal end portion 4C.
  • the outer surface 321B is a flat surface, the user can confirm the position of the distal end portion 4C while sliding the finger F on the outer surface 321B.
  • the user applies a force for lifting the tip portion 4 ⁇ / b> C upward to the hinge cap 4.
  • the tip portion 4C of the hinge cap 4 protrudes from the outer surface 321B, the user can easily catch the belly of the finger F on the tip portion 4C. Therefore, the user can easily open the hinge cap 4 by pulling the distal end portion 4C upward while pressing the distal end portion 4C of the hinge cap 4.
  • the finger F is in contact with the outer surface 321B
  • the user can pull the tip portion 4C upward while sliding the finger F on the outer surface 321B.
  • the tip 4C is opened by the user's nail, the user's nail is easily caught on the tip 4C, and the hinge cap 4 can be easily opened by pulling the tip 4C upward by the nail. It becomes possible.
  • the elastic deformation of the hinge cap 4 starts.
  • the elastic deformation region X gradually increases from the tip portion 4C toward the hinge 40.
  • the inner ring 41 positioned below the elastic deformation region X is deformed, and a portion 411A on the inner ring engagement protrusion 411 of the inner ring 41 opposite to the hinge 40 is formed in the outlet hole. It tries to get over the protrusion 301.
  • the pouring hole 30 is expanded so that the wall W1 on the opposite side of the hinge 40 in the pouring hole 30 is pushed out.
  • the engagement protrusion 311 provided on the opposite side of the hinge 40 of the first flange 31 is also deformed so as to be pushed outward.
  • the engagement claw 42 With the deformation of the engagement protrusion 311, the engagement claw 42 is deformed so as to be pushed outward (left side in FIG. 10B).
  • the outer surface 42 ⁇ / b> A of the engaging claw 42 comes into contact with the holding rib 321 provided on the second flange 32.
  • the user continuously applies a force for pulling up the distal end portion 4 ⁇ / b> C to the hinge cap 4, whereby the elastic deformation region X further increases with the elastic deformation of the hinge cap 4, and the outer surface of the engaging claw 42. 42A slides while contacting the inner surface 321D of the pressing rib 321. Thereafter, when the elastic deformation of the hinge cap 4 further proceeds, the outer end 42B of the engaging claw 42 reaches the inclined surface 321A, and the engaging claw 42 is detached from the holding rib 321 and, as shown in FIG. The hinge cap 4 is removed from the stopper. When the hinge cap 4 is closed, the hinge cap 4 is rotated around the hinge 40 as in the case of FIGS. 7A and 7B described in the first embodiment, and the inner ring 41 is inserted into the dispensing hole 30. Insert and push down the hinge cap 4 from above.
  • the thickness T1 of the second flange 32, the thickness T2 of the holding rib 321 and the thickness T3 of the hinge cap 4 are the conditions “T2> T1”. And “T2> T3”. For this reason, when the user continuously applies force to the hinge cap 4, the engaging claw 42 can be easily detached from the pressing rib 321 while elastically deforming the hinge cap 4. In the second embodiment, the same effect as in the first embodiment can be obtained. Further, by removing the tamper-proof rib 43, the tip portion 4C of the hinge cap 4 is exposed, and the tip portion 4C protrudes from the outer surface 321B of the pressing rib 321. For this reason, the belly of the user's finger F is easily caught on the tip portion 4C, and the hinge cap 4 can be easily opened from the plug.
  • FIG. 11 is a longitudinal sectional view showing a spigot according to a modification of the present invention.
  • the thickness of the hinge cap 4 is defined by T3 and the thickness T3 is constant over the entire surface of the hinge cap 4 has been described.
  • the upper surface of the hinge cap 4 may be a curved surface.
  • the thickness at the end of the hinge cap 4 is defined by T3, and the thickness at the center of the hinge cap 4 is defined by T4.
  • the thickness T3 is 1.00 mm and the thickness T4 is 1.30 mm.
  • the thickness condition of the thickness T2 (1.40 mm) of the holding rib 321 and the thicknesses T3 and T4 of the hinge cap 4 satisfies “T2> T3” and “T2> T4”. Yes. If such thickness conditions are satisfied, the hinge cap 4 can be easily opened from the plug by elastically deforming the hinge cap 4 as described in the first embodiment.
  • the plugs used in the first and second embodiments described above can be fused to the main body of the film container 50, have good compatibility with the contents contained in the film container 50, and are suitable for long-term storage. It is preferable to manufacture with a raw material.
  • the case where linear low density polyethylene is used as the material of the plug has been described, but the present invention is not limited to this material.
  • the material of the plug for example, high-pressure low-density polyethylene, medium-density polyethylene, high-density polyethylene, polypropylene, ethylene / vinyl acetate copolymer, and the like may be used.
  • the production of the plug can be performed with high productivity using an injection molding machine, a compression molding machine, or the like.
  • thermoplastic resin that can be fused to the inner surface side of the film is used, and the contents contained in the film container 50 There is no problem in any configuration as long as the storage stability and strength of the object can be secured.
  • polyethylene terephthalate / polyethylene laminated structure in the direction from the outside to the inside of the film polyamide / polyethylene / inorganic oxide vapor-deposited polyethylene terephthalate / polyethylene laminated structure, polyethylene terephthalate / polyethylene / ethylene vinyl acetate copolymer Combined saponified product / polyethylene laminated structure, ethylene vinyl acetate copolymer saponified product / polyamide / adhesive resin / polyethylene laminated structure, polyethylene terephthalate / polyethylene / adhesive resin / polyamide / adhesive resin / polyethylene laminated
  • General structures such as a structure and a structure in which polyethylene terephthalate / polyamide / adhesive resin / polyethylene / aluminum foil / polyethylene are laminated are considered.
  • the above-mentioned film can be bonded using a normal dry lamination machine, an extruder laminating machine, or the like, or can be produced by a multilayer inflation machine.
  • the mouthpiece according to the embodiment of the present invention and the film container in which the mouthpiece is fused have the above-described configuration, a good click feeling can be obtained when the hinge cap is closed with respect to the mouthpiece.
  • the user can clearly recognize the opening and closing of the hinge cap.
  • the hinge cap is not easily opened. Is obtained.
  • the hinge cap 4 can be easily opened while elastically deforming the hinge cap 4 by applying force to the hinge cap 4 with a finger or a nail.
  • the hinge cap since the hinge cap is connected by the hinge, there is no risk of loss, and the hinge cap can be used for a small-capacity film container.
  • the size of the plug according to the embodiment of the present invention can be reduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Bag Frames (AREA)
  • Packages (AREA)
PCT/JP2016/082879 2015-11-04 2016-11-04 口栓、および口栓を有するフィルム製容器 WO2017078166A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SG11201803504PA SG11201803504PA (en) 2015-11-04 2016-11-04 Plug and film container having plug
JP2017549140A JP6939559B2 (ja) 2015-11-04 2016-11-04 口栓、および口栓を有するフィルム製容器
CN201680062410.6A CN108602599B (zh) 2015-11-04 2016-11-04 栓嘴及具有栓嘴的薄膜制容器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-216518 2015-11-04
JP2015216518 2015-11-04

Publications (1)

Publication Number Publication Date
WO2017078166A1 true WO2017078166A1 (ja) 2017-05-11

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JP (1) JP6939559B2 (zh)
CN (1) CN108602599B (zh)
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170297249A1 (en) * 2013-07-09 2017-10-19 Wenger Manufacturing, Inc. Method of extruder operation using static mixer injector
JP2021524318A (ja) * 2018-05-24 2021-09-13 ノバルティス アーゲー 自動薬物送達装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810304B2 (ja) * 1974-02-13 1983-02-25 モルトン ビ− スツ−ル アンゼンキヤツプ
JP2010189027A (ja) * 2009-02-17 2010-09-02 Fuji Seal International Inc ヒンジキャップおよびヒンジキャップ付容器
US20140346172A1 (en) * 2011-09-02 2014-11-27 Essel Propack Limited Tamper-evident closure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356017A (en) * 1992-10-28 1994-10-18 Aptargroup, Inc. Child resistant closure with recessed latch
JP3746901B2 (ja) * 1997-10-15 2006-02-22 ユニ・チャーム株式会社 開閉自在容器
JP5810304B2 (ja) * 2010-03-17 2015-11-11 パナソニックＩｐマネジメント株式会社 撮像装置及び撮像装置における情報表示方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810304B2 (ja) * 1974-02-13 1983-02-25 モルトン ビ− スツ−ル アンゼンキヤツプ
JP2010189027A (ja) * 2009-02-17 2010-09-02 Fuji Seal International Inc ヒンジキャップおよびヒンジキャップ付容器
US20140346172A1 (en) * 2011-09-02 2014-11-27 Essel Propack Limited Tamper-evident closure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170297249A1 (en) * 2013-07-09 2017-10-19 Wenger Manufacturing, Inc. Method of extruder operation using static mixer injector
JP2021524318A (ja) * 2018-05-24 2021-09-13 ノバルティス アーゲー 自動薬物送達装置

Also Published As

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SG11201803504PA (en) 2018-05-30
CN108602599A (zh) 2018-09-28
JP6939559B2 (ja) 2021-09-22
JPWO2017078166A1 (ja) 2018-08-23
CN108602599B (zh) 2019-11-05

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