WO2006132117A1

WO2006132117A1 - Plastic cap for unsealing

Info

Publication number: WO2006132117A1
Application number: PCT/JP2006/310850
Authority: WO
Inventors: Mikio Ishimoto; Hidehito Nakamitsu
Original assignee: Shikoku Kakoki Co., Ltd.
Priority date: 2005-06-10
Filing date: 2006-05-31
Publication date: 2006-12-14
Also published as: KR20080031724A; JP2006341919A; TW200722345A; JP4778734B2; CN101193804B; CN101193804A; KR101307439B1; TWI361786B

Abstract

A plastic cap (5) for unsealing a sealing sheet excellent in unsealing property and pleasant to the taste and, particularly, when it is applied to hot beverage, capable of unsealing the sealing sheet (4) at an opening part without allowing fingers to touch the hot beverage in unsealing. The cap (5) fitted to the flange (2) of a cup type container (1) for hot beverage sealed by the sealing sheet (4) comprises an unsealing member (30) having a cutting edge, a lever member (40) connected to the unsealing member (30) and pushing down the cutting edge of the unsealing member (30), and a cap body having an opening for connecting and storing the unsealing member (30) and the lever member (40) through a hinge formed between the unsealing member (30) and the cap body. A stopper locking the unsealing member (30) at an unsealing position is vertically installed in the opening of the cap body. Engagement parts (43) and (44) for locking the lever member (40) after the unsealing at an initial start position are formed on the lever member (40).

Description

Specification

Plastic cap for opening

Technical field

TECHNICAL FIELD [0001] The present invention relates to a plastic cap for opening a sealing sheet of a hot beverage, and a hot beverage contained in a cup-type container that is attached to an S-cup type container.

Background art

Conventionally, cylindrical liquid containers have been used in the field of liquid foods such as fruit juice drinks, coffee, lactic acid drinks, liquid soups and liquors. As a powerful liquid container, it can be used at the time of use! Ease of use, and is equipped with a spout forming device equipped with an opening member that can open a sealing film that seals the opening. There has been proposed a method in which an opening cap provided with an opening member capable of opening the sealing film is crowned on the stopped sealing film. The unsealing mechanism for these unsealing members includes the type that opens the unsealing member by directly pushing in the unsealing member, and the type that pushes down and unseals the unsealing member by pulling up the unsealing lever member connected to the unsealing member. (For example, see Patent Document 1) o

[0003] For example, as a liquid container equipped with a spout forming tool provided with an opening member that directly pushes the opening member to open, the liquid paper container composed of a sheet mainly made of paper includes at least one of the above sheets. In the center, a planned perforation hole with a straight perforation or cut is provided, and a breakable sealing film is affixed to the back surface of the pre-extraction hole portion. It consists of a pouring wall body on the surface and a lower end force of the pouring wall body, and a flange portion provided horizontally to force outward. A projecting blade is formed on the inner wall of the pouring wall body through a thin hinge on the lower surface. A sheet with a sealing film attached to the left and right sides of the outlet perforation is broken by pressing down the opening flap and attaching a stopper with a horizontal opening flap. Engage with open flap There is known a liquid paper container with a stopper (see, for example, Patent Document 1), which is characterized by being stopped and forming a pouring hole.

[0004] In addition, a cap for opening provided with an opening member that directly pushes the opening member to open it is crowned. The liquid container to be attached has an opening member attached on the container, and the frame body is formed in a short cylindrical shape having a height capable of accommodating the cutting blade member, and is attached to the upper edge of the container at the lower end. The cutting blade member has a cutting blade protruding downward and is hinged to the top plate, and the cutting blade is displaced around the rotation axis of the hinge to cut and open the lid. A liquid container (e.g., a cap for opening) equipped with an opening member that can easily open a part of the lid and can stably perform the opening of the lid with a fixed shape and size (for example, Patent documents 2 and 3) are known.

[0005] Further, as a liquid container equipped with a spout forming tool that pushes down the opening member by pulling up the opening lever member connected to the opening member, the opening portion that forms an opening in a part of the container And an operation part that operates the opening part, and a support part that supports the operation part and is fixed to the container, and has a thin part between the opening part and the operation part that face each other. A substantially U-shaped groove portion is provided, and the operation portion is connected and supported to the support portion via support shaft portions protruding on both side portions at a predetermined distance from the groove portion, and the opening portion, As the operation section and the support section, a liquid container (see, for example, Patent Document 4) equipped with a spout forming tool that is integrally formed via the thin wall section and the support shaft section is known.

[0006] Further, as a liquid container for wearing an opening cap provided with an opening member that pushes down the opening member by pulling up the opening lever member connected to the opening member, the liquid top container is substantially the same as a concave top plate. A support plate is erected at the center, and a triangular front notch with a base parallel to the support plate and rounded apex is provided on the top plate near the front of the support plate, and a front notch is provided behind the support plate. Provide a rectangular rear notch with a base that is the same width as the base, and in the front notch, abutment walls are erected on the upper surface of the peripheral edge other than the base, and an opening blade is suspended on the lower surface. Opening plate with rounded and rounded apex, connecting the bottom to the top plate with a gap around the base, and the width and length are smaller than the rear notch and the width is the same as the bottom of the opening plate. A large opening operation plate is connected to the rear of the tip of the column plate and provided above the rear cutout. A protrusion wall is formed at the position of the left and right top plates of the opening plate and the opening operation plate, an annular drinking mouth wall is provided at the front peripheral edge between the protruding walls, and the drinking mouth portion is located at the front and the finger insertion opening portion at the rear. There is known a liquid container (see, for example, Patent Document 5) having a cap for opening provided with a cap.

[0007] Patent Document 1: Japanese Utility Model Publication No. 7-22921 Patent Document 2: JP 2004-123155 A

Patent Document 3: Japanese Patent Laid-Open No. 2005-22757

Patent Document 4: Japanese Patent Laid-Open No. 09-301357

Patent Document 5: Japanese Unexamined Patent Publication No. 2001-19003

Disclosure of the invention

Problems to be solved by the invention

[0008] An object of the present invention is to provide a seal in which an opening is sealed so that a finger does not come into contact with the hot beverage when opened, especially when applied to a hot beverage that has a simple structure and has a good opening property and good mouthfeel when used. There is a possibility of providing a plastic cap for opening a sealing sheet of a hot beverage in which an opening member capable of opening a film is formed, and a hot beverage in a cup-type container with the opening cap crowned. Another object of the present invention is to provide a plastic cap for opening a sealing sheet of a hot beverage that is easily separated and collected when the cup material is made of aluminum or an aluminum-film composite material.

Means for solving the problem

[0009] In order to solve the above-mentioned problems, the present inventors have (1) a plastic cap for opening a sealing sheet for hot beverage, a sealing aluminum sheet or a sealing aluminum-resin film composite sheet. A cap for opening a sealing sheet that is attached to a flange formed at the opening peripheral end of a cup-shaped container for a hot beverage whose opening is sealed with the opening. The sealing sheet can be opened. An opening member comprising a cutting blade and a hinge-forming vertical plate formed on the opposite side of the cutting blade, and a hinge-forming vertical portion at a position facing the central portion of the hinge-forming vertical plate, and having a hinge The central part of the forming vertical plate, the hinge forming vertical part, the thin part between them, and the force are connected to the opening member via a central hinge configured as a substantially U-shaped groove part, and opened to open the sealing sheet Press down the cutting edge of the member An opening member-lever for connecting and accommodating the opening member and the lever member in a central concave shape via an end hinge formed between the lever member for the opening and both ends of the hinge-forming vertical plate of the opening member A cap body having an opening vertical wall that forms a member receiving opening, and when the cutting blade of the opening member is pushed down in the opening vertical portion forming the opening member receiving opening of the cap body, the hinge forming vertical of the opening member Engage with the plate to lock the opening member in the opening position A pair of ridge force opening member stoppers are erected, and the lever member is engaged with the opening member and Z or the cap body to lock the opened lever member at the drinking position. It was set as the structure by which the engaging part was formed.

[0010] Further, in the plastic cap for opening a sealing sheet for a hot beverage, (2) a flange end formed on the inner peripheral side of the side surface of the cup body at the opening peripheral end of the cup type container for hot beverage (3) Formed on the peripheral edge of the cap body at the opening peripheral edge of the cup-type container for hot beverages. A configuration in which two thin-walled portions are formed vertically at a predetermined interval so that the cap for opening the sealing sheet attached to the flange can be easily removed. (4) Formed on the opening member The cutting edge is formed downward from the arc or roof-shaped tip, and the tip is formed with a double-edged or single-edged edge that is longer than the ends of the center and downward from the left and right sides. Configuration with a cutting edge like a cutting edge, (5) After opening -Engagement part force to lock the member at the position when drinking The hinge formation vertical part of the lever member that engages the convex piece extending vertically in the center of the hinge formation vertical plate of the opening member It is preferable to employ one or more of the configurations that are L-shaped engagement pieces provided in the center of the.

[0011] Further, (6) a hot beverage in a cup-shaped container, a plastic cap force for opening a sealing sheet of the hot beverage as described above, containing the hot beverage, and a sealed aluminum sheet or a sealed aluminum-resin film composite material A cup-shaped container whose opening is sealed with a sheet is attached to the cup. In addition, (7) it is preferable to adopt a configuration in which the cup-type container is made of aluminum or an aluminum film composite material in the cup-type container hot drink!

Brief Description of Drawings

FIG. 1 is a plan view of a force-type container with a plastic cap for opening a sealing sheet for a hot beverage of the present invention attached thereto.

FIG. 2 is a front view of a chopping-type container with a plastic cap for opening a sealing sheet for a hot beverage of the present invention.

FIG. 3 is a side view of a force-type container with a plastic cap for opening a sealing sheet for a hot beverage according to the present invention.

[FIG. 4] The force with which the plastic cap for opening the sealing sheet of the hot beverage of the present invention is attached It is a rear view of a cup type container.

FIG. 5 is a perspective view of a plastic cap for opening a sealing sheet of a hot beverage of the present invention.

FIG. 6 is a bottom view of a plastic cap for opening a sealing sheet of a hot beverage of the present invention.

FIG. 7 is a cross-sectional view taken along the line AA in FIG. 1 (unopened state).

FIG. 8 is a cross-sectional view taken along the line AA in FIG. 1 (opened state).

FIG. 9 is a cross-sectional view taken along the line AA in FIG. 1 (drinking state).

FIG. 10 is a perspective view (drinking state) of a cup-type container having a plastic cap for opening a sealing sheet for a hot beverage of the present invention.

FIG. 11 is a view showing a modification of the cup-shaped container of the present invention.

Explanation of symbols

1 Cup-type container for hot beverages

2 Flange

3 Curl edge of flange

4 Sealing sheet

5 Plastic cap for opening the sealing sheet

6 End hinge

7 Center hinge

10 Cap body

11 Open vertical wall

12 Circular top plate

13 First side circumference

14 Second side circumference

15 steps

16 Thin section

17 Dimple on the circular top plate

18 End hinge forming protrusion 19 Opening material stopper

20 Circumferential groove on the inner surface side of the second side circumference

21 Thin part of the second side circumference

22 Stepped thin groove

23 Indentation tip

30 Opening material

31 Hinge forming vertical plate

32 Unsealing plate

33 Cutting edge

34 Double-sided cutting edge

35 Circular recess

36 Convex piece extending vertically in the center of the hinge-forming vertical plate

37 Opening member assembly

40 Lever member

41 Vertical hinge formation

42 Lever operation plate

43 L-shaped engagement piece provided at the center of the vertical part of hinge formation

44 L-shaped engagement piece provided at the rear end of the lever operating plate

45 Oval recess

46 Arc-shaped groove

47 Lever member assembly

BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, embodiments of the present invention will be described with reference to the drawings. Fig. 1 is a plan view of a cup-type container having a plastic cap for opening a sealing sheet for hot beverages of the present invention, Fig. 2 is a front view of the cup-type container, and Fig. 3 is a side view of the cup-type container. Fig. 4, Fig. 4 is a rear view of the cup-type container, Fig. 5 is a perspective view of a plastic cap for opening a sealing sheet of a hot beverage of the present invention, Fig. 6 is a bottom view of the cap, and Fig. 7 is a view of Fig. 1. A—A sectional view (unopened state), FIG. 8 is an A—A sectional view of FIG. 1 (opened state), FIG. 9 is an A—A sectional view of FIG. 1 (drinking state), FIG. 10 is a perspective view of a cup-type container with a plastic cap for opening a sealing sheet of a hot beverage according to the present invention (drinking state), and FIG. 11 is a modification of the cup-type container. Hereinafter, for the sake of convenience, the lower part in FIG.

[0015] As shown in FIGS. 7 to 9, the opening peripheral edge of the cup type container 1 for hot beverage is formed with a curled edge 3 or a flange 2 having a thick wall. . After filling and storing hot beverages (coffee, tea, Japanese tea, soup, etc.) in cup-type container 1, the top surface of this flange 2 is sealed aluminum sheet or sealed aluminum-resin film composite sheet (hereinafter “sealed”). Stop sheet 4 ”) is fixed in a watertight manner by heat sealing or the like, and the opening of the container is sealed. Examples of the sealing aluminum-resin film composite sheet include a sheet in which an aluminum thin layer is laminated with a sealant layer such as ethylene a-olefin copolymer. Further, the material of the cup-type container 1 is not particularly limited as long as the conventional force is a material used for this kind of container, but it is preferable that the sealing sheet 4 be an aluminum or aluminum-resin film composite material. Combined with the aluminum material, it is preferable in terms of separation and collection. The cup-shaped container 1 is formed by, for example, a multistage deep drawing molding of a laminated sheet comprising an aluminum foil core layer having a thickness of 60 to 200 m and a synthetic resin coating layer having a thickness of 1 to 300 μm formed on both sides thereof. Can be manufactured (see Fig. 11).

[0016] The plastic cap 5 for opening a sealing sheet of a hot beverage of the present invention has a cup opening sealed with the sealing sheet 4, as shown in Figs. 2 to 4 and Fig. 7 to L1. Power for hot beverage Attached to the flange 2 formed at the peripheral edge of the cup opening of the cup-type container 1. As shown in FIGS. 1 and 5 to 10, the sealing sheet opening plastic cap 5 includes an opening member 30, a lever member 40, and an opening member for connecting and housing them in a central concave shape. And a cap body 10 having an opening vertical wall 11 that forms a lever member accommodation opening. As shown in FIG. 9, the portion where the opening member 30 is pushed down during drinking is a drinking mouth. Examples of the material of the sealing sheet opening plastic cap 5 include polypropylene, and the sealing sheet opening plastic cap 5 can be manufactured by injection molding or the like.

As shown in FIGS. 5 and 10, the cap body 10 includes a circular top plate portion 12 in which an opening member-lever member accommodation opening is formed by an opening vertical wall 11 in the center thereof, and a peripheral edge of the circular top plate portion. The first side peripheral portion 13 that has a force extending downward, the second side peripheral portion 14 having a larger diameter than the first side peripheral portion, and the first side peripheral portion and the second side peripheral portion are concentric in a plan view. It consists of a step 15 for forming on top. The tip of the opening member-lever member receiving opening of the circular top plate portion 12 reaches the first side peripheral portion, and as shown in FIGS. 5 and 10, the thin portion 16 is formed so that the first side peripheral portion becomes an opening vertical wall. It is configured as a hot beverage is becoming easier to drink. Further, the opening member of the circular top plate 12 is provided continuously to the opening vertical wall 11 at the rear end side of the lever member receiving opening, and guides the finger to the lower side of the lever operating plate 45 of the lever member 40 when the container is opened. A possible depression 17 can also be provided.

[0018] As shown in FIG. 10, on the left and right sides of the opening vertical wall 11 that forms the opening of the opening member-lever member accommodating opening, which corresponds to the connecting position of the opening member 30 and the lever member 40, end fins The die-forming projection 18 is formed! The cap body 10 and the unsealing member 30 are connected to each other by the end hinge 6 formed through the thin wall portion between the end hinge forming protrusion 18 and both ends of the hinge forming vertical plate 31 of the unsealing member 30. The Further, as shown in FIGS. 1, 6 and 10 on the left and right sides of the opening vertical wall 11 forming the opening of the opening member-lever member, which corresponds to a slightly distal end side of the hinge forming vertical plate 31 of the opening member 30, as shown in FIGS. An unsealing member stopper 19 is also provided which also serves as a protrusion with a protruding height extending from the upper side to the lower side. The unsealing member stopper 19 and the hinge-forming vertical plate 31 of the unsealing member 30 rotated at the time of unsealing are engaged to lock the unsealing member 30 in the unsealing position as shown in FIGS. be able to.

[0019] The sealing sheet opening cap 5 is attached to the flange 2 formed at the opening peripheral end of the hot beverage cup-type container 1 by the second side peripheral portion 14, and this second side peripheral portion As shown in FIGS. 7 to 9, on the inner surface side of the part, as shown in FIGS. The groove 20 can also be formed. Such a circumferential groove 20 can prevent the hot beverage that has flowed out from the broken sealing sheet 4 from exuding to the outside the force other than the drinking mouth. In addition, as shown in FIG. 5, if two thin-walled portions 21 are formed vertically at predetermined intervals on the second side peripheral portion 14, the cap 5 for opening the sealing sheet from the cup-type container 1 after drinking is provided. As a result, separation and collection are facilitated. At that time, the step 15 corresponding to the space between the two thin portions is thin. If the groove 22 is formed, it becomes easier to remove the cap 5 for opening the sealing sheet from the cup-type container 1 after drinking.

[0020] The unsealing member 30 is formed on the opposite side of the unsealing plate 32, the cutting blades 33, 3 4 (FIGS. 6 to 9) that can open the sealing sheet 4, and the cutting blades 33, 34. There is no particular limitation as long as it has a hinge-forming vertical plate 31 (Fig. 6 ~: L0), and the cutting blades 33, 34 are formed downward from the arc-shaped or roof-shaped tip of the opening action plate and the left and right side surfaces. The hinge-forming vertical plate 31 is formed at the rear end of the opening plate. The cutting edge 33 formed at the tip can be a double-edged, single-edged or saw blade. The cutting edge 33 at the tip is applied to the sealing sheet 4 during the opening operation of the sealing sheet 4 of the cup-type container. In order to form an initial break, it is preferable that the center part is a V-shaped or U-shaped double-edged or single-edged, which is longer than both ends. On the other hand, the cutting edge 34 of the cutting blade formed downward from the left and right side surfaces enlarges the initial fracture site, and is preferably a saw blade rather than a double-edged or single-edged blade. Opening action In order to increase the strength of the upper surface of the plate, as shown in Figs. The hinge-forming vertical plate 31 that is formed long and downward in the left-right direction at the rear end of the unsealing plate 32 is substantially the same as the hinge-forming vertical portion 41 of the lever member 40 at the center in the longitudinal direction through the thin portion. The central hinge 7 configured as a U-shaped groove is connected to the end hinge 6 configured as a substantially U-shaped groove with the end hinge forming protrusions 18 of the cap body 10 at both longitudinal ends thereof. Form and beat. Both end portions in the longitudinal direction of the hinge forming vertical plate 31 also function as engaging portions for locking the opening member at the opening position.

[0021] The lever member 40 is not particularly limited as long as it has a lever operation plate 42 and a hinge forming vertical part 41 formed downward at the tip thereof, and the lever member 40 has its hinge forming vertical part 41. And a thin wall portion between the opening forming member 30 and the central portion of the hinge forming vertical plate 31 is connected to the opening member 30 via a central hinge 7 configured as a substantially U-shaped groove. When the lever operating plate 42 is lifted, the hinge forming vertical portion 41 first comes into contact with the hinge forming vertical plate 31 of the unsealing member 30 on its surface, and when further lifted, the hinge forming vertical plate 31 is pressed to push the unsealing member 30. The end hinge 6 is rotated about the rotation axis, and the sealing sheet is opened by the cutting blades 33 and 34. The lever member 40 includes an opening member 30. And the engaging parts 43, 44 for locking the lever member 40 after opening by the engagement with Z or the cap body 10 at the drinking position recessed from the circular top plate part 1 2 toward the cup container 1 Is formed. As an engaging part for locking the lever member after the unsealing opening at the drinking position, it extends vertically in the center of the hinge forming vertical plate 31 of the opening member 30 as shown in FIGS. The engaging member 43 having an L-shaped cross section provided at the center of the hinge forming vertical part 41 of the lever member 40 that engages with the convex piece 36, and the cap body 10 shown in FIGS. An example of the engagement member 44 having an L-shaped cross section provided at the rear end of the lever actuating plate 42 that engages with the depression 17 tip portion 23 located at the rear end of the opening member-lever member accommodation opening can be given. The engaging portions 43 and 44 that are powerful can prevent the nose from coming into contact with the cap body when drinking the hot beverage, making it easier to drink the hot beverage. In order to increase the strength of the lever operating plate, it is possible to form an oval recess 45 in the substantially central portion as shown in FIGS. Furthermore, 46 arc-shaped grooves for facilitating lifting of the lever member can be provided on the rear end side of the upper surface of the lever operation plate.

Next, the operation of the plastic cap 5 for opening a sealing sheet of the present invention will be described with reference to FIGS. In the unopened cap 5 shown in FIG. 7, the opening action plate 32 of the opening member 30 and the lever operation plate 42 of the lever member 40 do not protrude upward from the circular top plate portion 12, and the opening member 30 is connected to the opening member 30. The lever member 40 is fixed to the cap body 10 by the body 37 and the lever member connecting body 47 in a state having a predetermined gap between the lever member 40 and the recess 17. First, the lever operating plate 42 of the lever member 40 is lifted, the hinge forming vertical portion 41 of the lever member 40 is brought into surface contact with the hinge forming vertical plate 31 of the unsealing member 30, and further lifted so that the hinge forming vertical plate 31 is lifted. The opening member 30 is pressed to rotate, and the sealing sheet 4 is opened by the cutting blades 33 and 34, and both ends of the hinged vertical plate 31 of the rotated opening member 30 are used to open the cap body 10. After opening and closing the opening member stoppers 19 erected on the left and right sides of the opening vertical wall 11 that forms the member-lever member accommodation opening and engaging the opening member 30 in the opening position (FIG. 8), The lever operating plate 42 of the lever member 40 is pushed down to the drinking position, and the L-shaped engagement piece 43 provided at the center of the hinge forming vertical portion 41 of the lever member 40 is replaced with the hinge forming vertical plate of the opening member 30. Engage with a convex piece 36 that extends vertically in the center of 31. That at the same time, an L provided at the rear end of the lever member 40 The character-shaped engagement piece 44 is engaged with the recess tip portion 23 located at the rear end of the opening member-lever member accommodation opening of the cap body 10 to form a drinking mouth (FIG. 9). As described above, in the unopened state (FIG. 7), a predetermined interval is formed between the lever operating plate 42 and the recess 17, so that a finger can be easily inserted into this interval to perform the opening operation. it can. Also, in the drinking state (Fig. 9), the lever actuating plate 42 is engaged in a state of being recessed from the circular top plate part 12, so that the nose does not contact the cap body when drinking hot beverage. And hot drinks are becoming easier to drink. After drinking the hot beverage in this state and finishing drinking, pick up between the two thin side portions 21 of the second side peripheral portion 14 provided on the second side peripheral portion 14 of the cap body 10 and open the sealing sheet Remove the plastic cap 5 from the cup 1 for hot beverages.

Industrial applicability

According to the present invention, the structure is simple and the opening member or the lever member can be fixed at a predetermined position so that the opening property at the time of use is good. Especially when applied to a hot beverage, the finger touches the hot beverage at the time of opening. A plastic cap for opening a sealing sheet of a hot beverage formed with an opening material capable of opening a sealing film that seals the opening that does not need to be opened, and a hot cup containing a cup with a cap for opening Beverages can be provided. In addition, when the cup-type container is made of aluminum or an aluminum-film composite material, a plastic cap for opening a sealing sheet of a hot beverage can be easily separated and collected.

Claims

The scope of the claims

[1] A sealing sheet that is attached to a flange formed on the peripheral edge of an opening of a cup-type container for hot beverages, the opening of which is sealed with a sealing aluminum sheet or a sealing aluminum-resin film composite sheet An opening member composed of an opening action plate having a cutting blade capable of opening the sealing sheet, and a hinge-forming vertical plate formed on the opposite side of the cutting blade. A central hinge that has a hinge-forming vertical portion at a position facing the central portion of the vertical plate, and is formed as a substantially U-shaped groove portion from the central portion of the hinge-forming vertical plate, the hinge-forming vertical portion, and the thin portion therebetween. And is formed between a lever member that pushes down the cutting blade of the opening member to open the sealing sheet, and both ends of the hinge-shaped vertical plate of the opening member. Via the end hinge, An opening member for connecting and accommodating the sealing member and the lever member in a central concave shape, and a cap body having an opening vertical wall that forms an opening for accommodating the lever member, and in the opening vertical portion that forms the opening member accommodating opening of the cap body. When the cutting blade of the unsealing member is pushed down, a pair of unfolding member stoppers, which are a pair of projecting forces that engage the hinge forming vertical plate of the unsealing member and lock the unsealing member at the unsealing position, are erected. And the lever member is formed with an engaging part for engaging the opened lever member at a drinking position by engagement with the opening member and the Z or cap body. Plastic cap for opening the sealing sheet.

[2] On the inner surface side of the side surface of the cap body, there is a circumferential groove for tightly fitting with the curled edge or thick part of the flange end formed at the opening peripheral end of the cup type container for hot beverage 2. The plastic cap for opening a sealing sheet of a hot beverage according to claim 1, wherein the plastic cap is formed.

[3] Vertically spaced at predetermined intervals on the side surface of the cap body for easy removal of the cap for opening the sealing sheet attached to the flange formed at the peripheral edge of the cup-shaped container for hot beverages 3. The plastic cap for opening a sealing sheet for a hot beverage according to claim 1, wherein two thin portions provided in a shape are formed.

[4] The cutting edge formed on the opening member is formed downward from the arc-shaped or roof-shaped tip, and the tip has a double-edged or single-edged edge that is longer than the both ends. 4. The plastic cap for opening a sealing sheet for a hot beverage according to claim 1, wherein the plastic cap is formed from a sawtooth-shaped cutting edge formed downward from the left and right side surfaces.

[5] Engaging part force for locking the lever member after opening at the drinking position Lever member engaging with a convex piece extending vertically at the center of the hinge forming vertical plate of the opening member The plastic cap for opening a sealing sheet for a hot beverage according to any one of claims 1 to 4, wherein the plastic cap is an L-shaped engagement piece provided at the center of the vertical part of the hinge.

[6] The plastic cap for opening a sealing sheet for a hot beverage according to any one of claims 1 to 5, wherein the hot beverage is stored, and is opened with a sealing aluminum sheet or a sealing aluminum-resin film composite sheet A hot beverage in a cup-shaped container, characterized in that it is wrapped in a cup-shaped container with a sealed portion!

[7] The hot beverage in a cup-shaped container according to [6], wherein the material of the cup-shaped container is aluminum or an aluminum monophosphate film composite material.