KR200490879Y1 - A Eco-friendly String made of a Paper Material - Google Patents

Abstract

The present invention relates to an environmentally friendly paper material string. Eco-friendly paper string is made of a paper material while extending in a linear core (11); And a covering member 12 made of a paper material while extending along the core member 11 in a shape surrounding the core member 11, and the coating member 12 is formed by weaving a plurality of strands 121. do.

Description

A Eco-friendly String made of a Paper Material}

The present invention relates to an eco-friendly paper material string, and more particularly, to an eco-friendly paper material string that is made of paper material and does not generate environmental pollutants in the disposal process after use.

Cords made of various materials such as synthetic resins, pulp, leather, wood, metal, nonmetals, and wool may have varying strengths or durabilitys, depending on the material or method of manufacture. Strings applied to various household items are discarded after use in most cases, so if they are made of synthetic materials, they may cause environmental pollution during disposal. In addition, a strap made of a material such as leather has a disadvantage in that the manufacturing cost is high and it is not suitable for single use. On the other hand, a string made of wood or a similar material can be used for single use while being simply manufactured, and at the same time, it does not cause environmental problems, but has a disadvantage in that durability is weak and easily broken. Patent registration No. 10-1008186 discloses a high-strength paper string made of paper material and a shopping bag using the same as a known technique related to a string for solving such a problem. The prior art has the advantage of having environmental properties while being used for one-time use, but has a disadvantage in that durability is weak and, for example, it is difficult to be directly coupled to a disposable bag or shopping cart.

The present invention is to solve the problems of the prior art has the following objectives.

Prior Art 1: Patent Registration No. 10-1008186 (January 14, 2011) High-strength paper strap and shopping bag using the same

It is an object of the present invention to provide an eco-friendly paper material string made of a core material and a covering material of paper material and having a durability and easy bonding of disposable articles.

According to a suitable embodiment of the present invention, the eco-friendly paper string is made of a paper material and extending linearly; And a covering made of a paper material while extending along the core in a shape surrounding the core, and the covering is formed by weaving a plurality of strands 121.

According to another suitable embodiment of the present invention, the core material 11 is a twisted shape of the paper material transferred linearly.

According to another suitable embodiment of the present invention, an article bag of paper material comprises: a paper string made of a paper material and a coating material made of a paper material and surrounding the core material; And an accommodating box of paper material, to which an end portion of the paper string is bonded in an adhesive manner.

Eco-friendly paper material string according to the present invention is made of a core material and a covering material surrounding the core material has an improved durability and can be used as a substitute for the conventional synthetic resin strap. In addition, the paper material string according to the present invention has the advantage that both the core material and the covering material is made of paper material does not generate environmental pollutants in the disposal process. Eco-friendly paper material strap according to the present invention can be coupled to a variety of disposable items in an adhesive manner to function as a handle, for example, can be advantageously applied to a shopping cart or shopping bag of paper material. In addition, the paper material string according to the present invention is coupled to the receiving article in such a way as to enable the automation of shopping bag production, for example, while allowing the mass production of eco-friendly chopin bags made of eco-friendly materials to reduce the production cost .

1 and 2 illustrate an embodiment of a paper material string according to the present invention.
Figure 3a and 3b shows an embodiment of the process of making a paper material string according to the present invention.
Figure 4 shows an embodiment of the core material and the covering material forming a paper material string according to the present invention.
Figure 5 shows an embodiment applied to the paper material string according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings, but the embodiment is for a clear understanding of the present invention and the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, and thus, are not repeatedly described unless necessary for understanding of the design, and well-known components are briefly described or omitted. It should not be understood to be excluded from the embodiment of.

1 and 2 illustrate an embodiment of a paper material string according to the present invention.

Referring to FIG. 1, the eco-friendly paper material string is made of a paper material and extends linearly with a core material 11; And a covering member 12 made of a paper material while extending along the core member 11 in a shape surrounding the core member 11, and the coating member 12 is formed by weaving a plurality of strands 121. do.

Paper strings are made by processing paper, and paper made from various wood, pulp or similar natural materials can be used as the material of the strings. The core 11 may have a circular, elliptical, polygonal or similar shape with a cross section extending linearly, but is not limited thereto. The core 11 may be made by twisting one paper material in a linear plate shape in one direction. Alternatively, the core 11 may be made by twisting at least two linear paper materials with each other. The core material 11 may be made in various ways to increase the strength, and the core material 11 thus made may have a linear rod or linear bar shape as a whole. And the circumference of the core 11 may be coupled in a form in which the covering 12 surrounds. The covering member 11 may be made of the same or similar paper material as that of the core material 11, or may be made of a paper material different from the core material 11. The cladding 12 may have a hollow tube shape extending linearly as a whole, and in such a structure, the core 11 may have a shape accommodated in the cladding 12. In the manufacturing process, as shown in FIG. 2 around the core 11, the cladding 12 may be woven along a plurality of strands 121 to form a paper material string. Specifically, the coating material 12 may be made by extending linearly while weaving a plurality of strands 121 crossing each other up and down while being rotated about a center. The cladding 12 may be formed in various shapes in which the plurality of strands 121 are woven with each other while surrounding the core 11, and the present invention is not limited thereto. Each strand 121 forming the core 11 may have a large diameter and have different physical properties. For example, the paper material forming the core material 11 may have a lower moisture absorption than the paper material forming the coating material 12. In addition, the density of the core material 11 that is made in a twisted shape or twisted shape is larger than the density of the coating material 12 formed by weaving a plurality of strands 121. As a result, durability may be improved. Referring to (b) of FIG. 2, the separating core member 11a may be formed, and the separating core member 11a may have a structure covered by the coating member 12 in a state in which a plurality of strands are not bonded to each other. . The cores 11 and 11a may have various structures and are not limited to the embodiments shown. The weaving herein may include, but is not limited to, various ways that are the same or similar to the way of making the fabric from the fibers. Hereinafter, a description will be given of the process of making such a paper material string.

Figure 3a and 3b shows an embodiment of the process of making a paper material string according to the present invention.

3A and 3B, a method of making a paper material string may include preparing a sheet of paper (P11); Cutting the plate-shaped paper into a yarn material of the same or similar multiple linear strip shape (P12); Twisting each yarn material about its longitudinal direction to form a plurality of yarns (P13); And forming a core material with some yarns, and weaving a plurality of other yarns around the formed core material to form a coating material (P14).

At least one plate-shaped paper material may be prepared (P31), for example, a paper material for forming a core material and a paper material for forming a coating material may be prepared (P31). The core paper material and the coating paper material may have different physical properties, for example, the core paper material may have a low tensile modulus and a large elasticity while having a low elastic modulus. When the paper material is prepared in this way (P31), the paper material is cut along the longitudinal direction may be made of a linear strip material. Referring to FIG. 3B, the paper material P may be unfolded while being transferred to two rollers 311 and 312 in a plate shape, and may be cut by a cutter to be made of linear strip materials CS1 and CS2. The linear strips CS1 and CS2 may be wound on the strip rollers 321 and 322, and the linear strip materials CS1 and CS2 may have a linear paper strip shape extending linearly with a constant width. The linear strip materials CS1 and CS2 may be yarn materials P_1 to P_K, and the yarn materials P_1 to P_K may be made of yarns Y_1 to Y_K in the yarn forming apparatus (P13). Specifically, the yarn materials P_1 to P_K may be twisted and wound around the yarn roller 35 in the process of being transferred to the torsion rollers 34_1 to 34_K via the yarn material drums 33_1 to 33_K. In this way, when the yarn materials P_1 to P_1 having a linear paper strip shape are made of yarns Y_1 to Y_K in the yarn forming apparatus, the yarn materials P_1 to P_1 may be woven together with the core material to form a paper material string (P14). Specifically, the paper material (P) having the same or different characteristics as the coating material is prepared and cut linearly to prepare a core forming strip. At least one core forming strip may be coupled to each other in a twisted manner to form a core. When the core material is prepared in this way, a plurality of yarns (Y_1 to Y_K) are woven with each other around the core material to form a paper material string. As shown in FIG. 3B, the yarns Y_1 to Y_K wound on the plurality of sheath supply drums 36 and the core yarns C_1 to C_L wound on the plurality of core material feed drums 37 are guided to the coupling drum 38. Can be. The sheath supply drum 36 and the heart feed drum 37 can each be rotated at the same or different speeds. A paper string may be formed while the yarns Y_1 to Y_K wrap around the core yarns C_1 to C_L and are wound around the coupling drum 38 which is rotated by the power transmission means 39 such as a gear. . The rotational speed of the coupling drum 38 can be adjusted appropriately and thereby the coating density can be adjusted. Paper strings may be made in various ways and are not limited to the embodiments shown.

Figure 4 shows an embodiment of the core material and the covering material forming a paper material string according to the present invention.

4 illustrates an embodiment of the paper covering material 41, and a lower portion thereof illustrates an embodiment of the paper core material 42. The covering material 41 may be formed by weaving at least two paper filament groups 411 and 412 formed of a plurality of yarns to form an intersection point 413. For example, each paper filament that each paper filament group 411, 412 forms may consist of two yarns, and the first and second paper filament groups 411, 412 spiral along the paper core 42. The crossing point 413 may be formed while extending in a shape. Specifically, the first paper filament forming the first paper filament group 411 extends up and down in units of two second paper filaments forming the second paper filament group 412 to form an intersection point 413. Can be. The joy cladding 41 may be formed in various ways and is not limited to the embodiments shown. The paper core 42 disposed inside the cladding 41 may be twisted in one or more yarns, and may optionally be dyed or coated. For example, the first paper core 42a may be formed by combining two yarns in a twisted manner. Thereafter, the first paper core 42a may be colored with a dye-dyed material or coated with a natural water-repellent material to form the second paper core 42b. However, dyeing or coating may be made in advance, whereby the present invention is not limited. Such paper core 42 and paper cladding 41 can be used as a handle of various article bags or article bags.

Figure 5 shows an embodiment applied to the paper material string according to the present invention.

Referring to Figure 5, the paper material string (52a, 52b, 52c) can be used as a handle of the paper receiving pack (51a, 51b, 51c). Both ends of the paper material strings 52a, 52b, 52c may be bonded to the inner side of the paper receiving packs 51a, 51b, 51c in an adhesive manner to form a paper chopin bag. When the material for forming the paper receiving pack (51a, 51b, 51c) is prepared and transported, the paper material ends (52a, 52b, 52c) can be bonded by a natural adhesive at a predetermined position. The material can then be folded or glued to form a paper chopin bag. Paper strings 52a, 52b, 52c may be coupled to an article receiving pack having various uses and are not limited to the embodiments shown.

Eco-friendly paper material string according to the present invention is made of a covering material surrounding the core material has an improved durability and can be used as a substitute for the conventional synthetic resin strap. In addition, the paper material string according to the present invention has the advantage that both the core material and the covering material is made of paper material does not generate environmental pollutants in the disposal process. Eco-friendly paper material strap according to the present invention can be coupled to a variety of disposable items in an adhesive manner to function as a handle, for example, can be advantageously applied to a shopping cart or shopping bag of paper material.

Although the present invention has been described in detail with reference to the presented embodiments, those skilled in the art may make various modifications and modifications without departing from the technical spirit of the present invention with reference to the presented embodiments. . The present invention is not limited to such variations and modifications, but is limited by the claims appended hereto.

10: paper string 11, 11a, 42: heartwood
12, 41: coating material 33_1 to 33_K: yarn-based drum
34_1 to 34_K: non-rim roller 35: yarn roller
36: cloth supply drum 37: core material supply drum
38: coupling drum 39: power transmission means
121: strand 311, 312: roller
321, 322: strip rollers 411, 412: filament group
413: intersection

Claims (3)

A core material 11 linearly made of paper material; And
It is made of a covering material 12 made of a paper material while extending along the core material 11 in a shape surrounding the core material 11,
The covering material 12 is formed by weaving a plurality of strands 121 to each other,
The paper material forming the core material 11 is an environmentally-friendly paper material string, characterized in that it has a low moisture absorption rate compared to the paper material forming the coating material (12). The eco-friendly paper material string of claim 1, wherein the core material is made of at least two linearly formed paper materials twisted with each other. A paper string 10 made of a core material 11 made of a paper material and a covering material 12 made of a paper material and surrounding the core material 11; And
The end of the paper string 10 is made of a receiving box made of paper material bonded by an adhesive method,
The coating material 12 is formed by weaving a plurality of strands (yarn) (121),
The paper material forming the core material (11) has a lower water absorption rate than the paper material forming the coating material (12), characterized in that the paper bag.

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