阅读说明：本技术 一种功能手帕及其制造方法 (Functional handkerchief and manufacturing method thereof ) 是由 刘地强 于 2020-10-15 设计创作，主要内容包括：本发明涉及一种功能手帕及其制造方法,其中,功能手帕包括多个由经纱与纬纱织造而成的循环单元,所述功能手帕还包括毛圈组织和麻席组织,所述毛圈组织分布在所述功能手帕的正面,所述麻席组织分布在所述功能手帕的背面；所述每个循环单元组织包括14根纬纱和10根经纱,所述14根纬纱分别位于第一纬纱层、第二纬纱层以及第三纬纱层中,且与所述10根经纱交织,所述10根经纱分别在14根纬纱的上方和下方形成所述麻席组织和所述毛圈组织。本发明的功能手帕,增加了纱线之间的摩擦力,提高了功能手帕的经向和纬向强度,毛圈纱不易脱落,同时实现毛圈在手帕生产过程中能够牢固的起圈,手帕细腻而有纹路感。(The invention relates to a functional handkerchief and a manufacturing method thereof, wherein the functional handkerchief comprises a plurality of circulating units woven by warp yarns and weft yarns, the functional handkerchief further comprises a loop stitch and a mat stitch, the loop stitch is distributed on the front side of the functional handkerchief, and the mat stitch is distributed on the back side of the functional handkerchief; each of the repeat unit weaves includes 14 weft yarns and 10 warp yarns, the 14 weft yarns are respectively positioned in the first weft yarn layer, the second weft yarn layer and the third weft yarn layer and are interwoven with the 10 warp yarns, and the 10 warp yarns respectively form the mat weave and the terry weave above and below the 14 weft yarns. The functional handkerchief increases the friction force among the yarns, improves the warp-wise strength and the weft-wise strength of the functional handkerchief, ensures that the looped yarns are not easy to fall off, and simultaneously realizes that the looped loops can be firmly looped in the production process of the handkerchief, and the handkerchief is fine and smooth and has a textured feel.)

1. A functional handkerchief comprises a plurality of circulating units woven by warp yarns and weft yarns, and is characterized in that: the functional handkerchief further comprises a loop stitch and a mat stitch, wherein the loop stitch is distributed on the front surface of the functional handkerchief, and the mat stitch is distributed on the back surface of the functional handkerchief;

each of the repeat unit weaves includes 14 weft yarns and 10 warp yarns, the 14 weft yarns are respectively positioned in the first weft yarn layer (A), the second weft yarn layer (B) and the third weft yarn layer (C) and are interwoven with the 10 warp yarns, and the 10 warp yarns respectively form the mat weave and the terry weave above and below the 14 weft yarns.

2. The functional handkerchief as recited in claim 1, wherein: the 14 weft yarns are respectively a first weft yarn (1), a second weft yarn (2), a third weft yarn (3), a fourth weft yarn (4), a fifth weft yarn (5), a sixth weft yarn (6), a seventh weft yarn (7), an eighth weft yarn (8), a ninth weft yarn (9), a tenth weft yarn (10), an eleventh weft yarn (11), a twelfth weft yarn (12), a thirteenth weft yarn (13) and a fourteenth weft yarn (14);

the sixth weft yarn (6), the seventh weft yarn (7), the thirteenth weft yarn (13) and the fourteenth weft yarn (14) are in the first weft yarn layer (A), the second weft yarn (2), the fourth weft yarn (4), the ninth weft yarn (9) and the eleventh weft yarn (11) are in the second weft yarn layer (B), and the first weft yarn (1), the third weft yarn (3), the fifth weft yarn (5), the eighth weft yarn (8), the tenth weft yarn (10) and the twelfth weft yarn (12) are in the third weft yarn layer (C).

3. The functional handkerchief as recited in claim 2, wherein: the 10 warp yarns comprise 2 terry yarns and 8 body warp yarns, the 2 terry yarns are respectively a first terry yarn (P1) and a second terry yarn (P2), and the 8 body warp yarns are respectively a first body warp yarn (G1), a second body warp yarn (G2), a third body warp yarn (G3), a fourth body warp yarn (G4), a fifth body warp yarn (G5), a sixth body warp yarn (G6), a seventh body warp yarn (G7) and an eighth body warp yarn (G8).

4. The functional handkerchief as recited in claim 3, wherein: the sinking and floating states of the 14 weft yarns are sequentially based on the first terry yarn (P1): floating-sinking-floating-sinking-floating, wherein the sinking and floating states of the 14 weft yarns are as follows by taking the second terry loop yarn (P2) as a reference: floating-sinking-floating-sinking-floating;

based on the first ground warp yarn (G1), the sinking and floating states of the 14 weft yarns are as follows in sequence: floating-sinking-floating-sinking-floating, wherein the sinking and floating states of the 14 weft yarns are sequentially as follows by taking the second ground warp yarn (G2) as a reference: sinking-floating, based on the third warp yarn (G3), the sinking and floating states of the 14 weft yarns are as follows: sinking-floating-sinking-floating, the sinking and floating states of the 14 weft yarns are as follows by taking the fourth warp yarn (G4) as a reference: sinking-floating-sinking, wherein the sinking and floating states of the 14 weft yarns are as follows by taking the fifth warp yarn (G5) as a reference: sinking-floating, based on the sixth warp yarn (G6), the sinking and floating states of the 14 weft yarns are as follows: sinking-floating, the sinking and floating states of the 14 weft yarns are as follows by taking the seventh warp yarn (G7) as a reference: sinking-floating-sinking, wherein the sinking and floating states of the 14 weft yarns are as follows by taking the eighth warp yarn (G8) as a reference: sinking, floating, sinking and sinking.

5. The functional handkerchief according to claim 4 wherein: portions of the first loop yarn (P1) and the second loop yarn (P2) between the fifth weft yarn (5) and the eighth weft yarn (8) and between the twelfth weft yarn (12) and the first weft yarn (1) form the loop stitch.

6. The functional handkerchief according to claim 4 wherein: the parts of the second ground warp yarn (G2), the fifth ground warp yarn (G5) and the sixth ground warp yarn (G6) which are positioned above the first weft yarn (1), the second weft yarn (2), the third weft yarn (3), the fourth weft yarn (4), the fifth weft yarn (5), the sixth weft yarn (6) and the seventh weft yarn (7) form the mat weave;

the parts of the fourth ground warp yarn (G4), the seventh ground warp yarn (G7) and the eighth ground warp yarn (G8) which are above the eighth weft yarn (8), the ninth weft yarn (9), the tenth weft yarn (10), the eleventh weft yarn (11), the twelfth weft yarn (12), the thirteenth weft yarn (13) and the fourteenth weft yarn (14) form the mat weave.

7. The functional handkerchief as recited in claim 1, wherein: the ratio of the terry yarn to the ground warp yarn is 1: 4.

8. The functional handkerchief as recited in claim 1, wherein: the ground warp yarns, the terry yarns and the weft yarns are all made of wood pulp viscose.

9. A method for manufacturing a functional handkerchief according to any of claims 1-8, characterized in that it comprises the following steps:

s1, spinning: preparing wood pulp viscose into warp yarns and weft yarns;

s2, warping: the yarn obtained in the step S1 is wound into a proper beam;

s3, digging machine: and (3) in the process of drawing the loop yarn: the number of the ground warps is 1:4, and the specific circulation mode is wool, ground, earth, ground, fur, earth and ground;

s4, weaving: weaving by adopting three-layer tissues of a first weft layer (A), a second weft layer (B) and a third weft layer (C), determining the arrangement mode of the 14 wefts, and weaving according to a circulation unit tissue diagram to form functional handkerchief grey cloth;

s5, post-processing: dyeing the woven functional handkerchief grey cloth, loosely drying, and high-temperature tentering and shaping to obtain the finished functional handkerchief product.

Technical Field

The invention relates to the technical field of textile manufacturing, in particular to a functional handkerchief and a manufacturing method thereof.

Background

With the continuous development of social economy, the concept of pursuing high-quality life of human beings is stronger and stronger, and the quality of handkerchief as an indispensable daily necessity is continuously improved, and the style is continuously updated.

Referring to fig. 1, in the conventional handkerchief, a first ground warp G, a terry yarn P and three weft yarns are interwoven to form a circulating unit, the three weft yarns are a first weft yarn 1, a second weft yarn 2 and a third weft yarn 3, and the sinking and floating states of the three weft yarns are as follows in sequence by taking the first ground warp G as a reference: sinking-floating, wherein the sinking-floating states of the three weft yarns are as follows in sequence by taking the terry yarn P as a reference: sinking-floating-sinking.

The existing handkerchief has the following problems: (1) the prior handkerchief has low strength in the warp direction and the weft direction, and terry yarn is easy to fall off; (2) the surface of the prior handkerchief is flat cloth, and is monotonous and free from fluctuation; (3) the prior handkerchief absorbs water and oil and is easy to be dirty.

Therefore, it is highly desirable to provide a functional handkerchief with high strength in the warp and weft directions and without easy shedding of loop yarns and a manufacturing method thereof.

Disclosure of Invention

Technical problem to be solved

In view of the defects and shortcomings of the prior art, the invention provides a functional handkerchief and a manufacturing method thereof, and solves the technical problems that the existing handkerchief is low in warp and weft strength and easy to drop loop yarns.

(II) technical scheme

In order to achieve the purpose, the invention adopts the main technical scheme that:

in a first aspect, an embodiment of the present invention provides a functional handkerchief, including a plurality of circulation units woven by warp yarns and weft yarns, wherein: the functional handkerchief further comprises a loop stitch and a mat stitch, wherein the loop stitch is distributed on the front surface of the functional handkerchief, and the mat stitch is distributed on the back surface of the functional handkerchief;

each of the repeat unit weaves comprises 14 weft yarns and 10 warp yarns, the 14 weft yarns are respectively positioned in the first weft yarn layer, the second weft yarn layer and the third weft yarn layer and are interwoven with the 10 warp yarns, and the 10 warp yarns respectively form the mat weave and the terry weave above and below the 14 weft yarns.

Optionally, the 14 weft yarns are a first weft yarn, a second weft yarn, a third weft yarn, a fourth weft yarn, a fifth weft yarn, a sixth weft yarn, a seventh weft yarn, an eighth weft yarn, a ninth weft yarn, a tenth weft yarn, an eleventh weft yarn, a twelfth weft yarn, a thirteenth weft yarn and a fourteenth weft yarn, respectively;

the sixth, seventh, thirteenth, and fourteenth weft yarns are in the first weft yarn layer, the second, fourth, ninth, and eleventh weft yarns are in the second weft yarn layer, and the first, third, fifth, eighth, tenth, and twelfth weft yarns are in the third weft yarn layer.

Optionally, the 10 warp yarns include 2 terry yarns and 8 ground warp yarns, the 2 terry yarns are respectively a first terry yarn and a second terry yarn, and the 8 ground warp yarns are respectively a first ground warp yarn, a second ground warp yarn, a third ground warp yarn, a fourth ground warp yarn, a fifth ground warp yarn, a sixth ground warp yarn, a seventh ground warp yarn and an eighth ground warp yarn.

Optionally, with the first pile yarn as a reference, the sinking and floating states of the 14 weft yarns are sequentially as follows: floating-sinking-floating-sinking-floating, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the second terry yarn as a reference: floating-sinking-floating-sinking-floating;

taking the first warp yarn as a reference, the sinking and floating states of the 14 weft yarns are as follows in sequence: floating-sinking-floating-sinking-floating, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the second ground warp yarn as a reference: sinking-floating, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the third warp yarn as a reference: sinking-floating-sinking-floating, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the fourth warp yarn as a reference: sinking-floating-sinking, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the fifth warp yarn as a reference: sinking, floating and floating, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the sixth warp yarn as a reference: sinking, floating and floating, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the seventh warp yarn as a reference: sinking, floating, sinking and sinking, wherein the sinking and floating states of the 14 weft yarns are as follows in sequence by taking the eighth warp yarn as a reference: sinking, floating, sinking and sinking.

Alternatively, portions of the first and second loop yarns between the fifth and eighth weft yarns and between the twelfth weft yarn and the first weft yarn form the loop stitch.

Optionally, the portions of the second, fifth, and sixth ground warp yarns over the first, second, third, fourth, fifth, sixth, and seventh weft yarns form the matting structure;

the parts of the fourth, seventh and eighth ground warp yarns above the eighth, ninth, tenth, eleventh, twelfth, thirteenth and fourteenth weft yarns form the matting structure.

Optionally, the ratio of the pile yarns to the ground warp yarns is 1: 4.

Optionally, the ground warp yarns, the loop yarns and the weft yarns are all made of wood pulp viscose.

In a second aspect, an embodiment of the present invention provides a method for manufacturing the functional handkerchief, including the following steps:

s1, spinning: preparing wood pulp viscose into warp yarns and weft yarns;

s2, warping: the yarn obtained in the step S1 is wound into a proper beam;

s3, digging machine: and (3) in the process of drawing the loop yarn: the number of the ground warps is 1:4, and the specific circulation mode is wool, ground, earth, ground, fur, earth and ground;

s4, weaving: weaving by adopting three-layer tissues of a first weft layer, a second weft layer and a third weft layer, determining the arrangement mode of the 14 wefts, and weaving according to a circulation unit tissue diagram to form functional handkerchief grey cloth;

s5, post-processing: dyeing the woven functional handkerchief grey cloth, loosely drying, and high-temperature tentering and shaping to obtain the finished functional handkerchief product.

(III) advantageous effects

The invention has the beneficial effects that: according to the functional handkerchief, the circulating units comprise 14 weft yarns and 10 warp yarns, the 14 weft yarns are respectively positioned in the first weft yarn layer, the second weft yarn layer and the third weft yarn layer and are interwoven with the 10 warp yarns, compared with the prior art, the friction force among the yarns is increased, the warp strength and the weft strength of the handkerchief are improved, the looped yarns are not easy to fall off, meanwhile, the looped piles can be firmly looped in the handkerchief production process, the handkerchief is fine and smooth and has a textured feel, and the surface of the handkerchief on the other side has fluctuant texture intersection, roughness and a visual feel.

Drawings

FIG. 1 is a structural diagram of a prior art handkerchief;

FIG. 2 is an organization diagram of a circulation unit of the functional handkerchief of the invention;

FIG. 3 is a spatial distribution of 14 weft yarns of the functional handkerchief according to the invention;

FIG. 4 is a schematic representation of the position of the first terry yarn P1 among the 14 weft yarns in the functional handkerchief according to the invention;

FIG. 5 is a schematic representation of the position of the first ground warp yarn G1 in 14 weft yarns of the functional handkerchief according to the invention;

FIG. 6 is a schematic representation of the position of the second ground warp yarn G2 in 14 weft yarns of the functional handkerchief according to the invention;

FIG. 7 is a schematic representation of the position of the third ground warp yarn G3 in 14 weft yarns of the functional handkerchief according to the invention;

FIG. 8 is a schematic representation of the position of the fourth ground warp yarn G4 in 14 weft yarns of the functional handkerchief according to the invention.

[ description of reference ]

1: a first weft yarn; 2: a second weft yarn; 3: a third weft yarn; 4: a fourth weft yarn; 5: a fifth weft yarn; 6: a sixth weft yarn; 7: a seventh weft yarn; 8: an eighth weft yarn; 9: a ninth weft yarn; 10: a tenth weft yarn; 11: an eleventh weft yarn; 12: a twelfth weft yarn; 13: a thirteenth weft yarn; 14: a fourteenth weft yarn;

p1: a first terry yarn; p2: a second loop yarn;

g1: a first ground warp yarn; g2: a second ground warp yarn; g3: a third ground warp yarn; g4: a fourth ground warp yarn; g5: a fifth warp yarn; g6: a sixth warp yarn; g7, seventh warp yarn; g8: eighth ground warp yarns;

a: a first weft layer; b: a second weft layer; c: a third weft layer.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. "■" represents warp float points, i.e., the points at which the pile and ground warp yarns float over the weft yarns; "□" indicates the weft float point, i.e., the point at which the weft yarn floats over the pile and ground warp yarns.

Referring to fig. 2, an embodiment of the present invention provides a functional handkerchief including a plurality of circulation units formed by interweaving warp yarns and weft yarns. The warp yarns and the weft yarns are made of wood pulp viscose, and the yarns are made of the wood pulp viscose, so that the functional handkerchief is not easy to dirty due to the fact that the functional handkerchief is deoiled and not stained with oil.

As shown in fig. 3, each repeat unit weave includes 14 weft yarns and 10 warp yarns, the 14 weft yarns are respectively located in the first weft yarn layer a, the second weft yarn layer B and the third weft yarn layer C and are interwoven with the 10 warp yarns, and the 10 warp yarns respectively form a mat weave and a loop weave above and below the 14 weft yarns. The 14 weft yarns are respectively a first weft yarn 1, a second weft yarn 2, a third weft yarn 3, a fourth weft yarn 4, a fifth weft yarn 5, a sixth weft yarn 6, a seventh weft yarn 7, an eighth weft yarn 8, a ninth weft yarn 9, a tenth weft yarn 10, an eleventh weft yarn 11, a twelfth weft yarn 12, a thirteenth weft yarn 13 and a fourteenth weft yarn 14, the 10 warp yarns comprise 2 terry yarns and 8 warp yarns, the 2 terry yarns are respectively a first terry yarn P1 and a second terry yarn P2, the 8 warp yarns are respectively a first warp yarn G1, a second warp yarn G2, a third warp yarn G3, a fourth warp yarn G4, a fifth warp yarn G5, a sixth warp yarn G6, a seventh warp yarn G7 and an eighth warp yarn G8.

The sixth weft yarn 6, the seventh weft yarn 7, the thirteenth weft yarn 13 and the fourteenth weft yarn 14 are positioned in the first weft yarn layer A, the second weft yarn 2, the fourth weft yarn 4, the ninth weft yarn 9 and the eleventh weft yarn 11 are positioned in the second weft yarn layer B, and the first weft yarn 1, the third weft yarn 3, the fifth weft yarn 5, the eighth weft yarn 8, the tenth weft yarn 10 and the twelfth weft yarn 12 are positioned in the third weft yarn layer C.

Referring to fig. 4, the sinking and floating states of 14 weft yarns based on the first pile yarn P1 are as follows: floating-sinking-floating-sinking-floating, the sinking and floating states of 14 weft yarns are as follows by taking the second terry yarn P2 as a reference: floating-sinking-floating-sinking-floating.

Referring to fig. 5, the sinking and floating states of 14 weft yarns based on the first ground warp yarn G1 are as follows: floating-sinking-floating-sinking-floating;

referring to FIG. 6, the sinking and floating states of 14 weft yarns based on the second ground warp yarn G2 are as follows: sinking, floating and floating; taking the fifth warp yarn G5 as a reference, the sinking and floating states of 14 weft yarns are as follows in sequence: sinking, floating and floating; taking the sixth warp yarn G6 as a reference, the sinking and floating states of 14 weft yarns are as follows in sequence: sinking, floating and floating.

Referring to fig. 7, the sinking and floating states of 14 weft yarns based on the third warp yarn G3 are as follows: sinking, floating, sinking, floating and floating.

Referring to fig. 8, the sinking and floating states of 14 weft yarns based on the fourth warp yarn G4 are as follows: sinking, floating, sinking and sinking; taking the seventh warp yarn G7 as a reference, the sinking and floating states of 14 weft yarns are as follows in sequence: sinking, floating, sinking and sinking; taking the eighth warp yarn G8 as a reference, the sinking and floating states of 14 weft yarns are as follows in sequence: sinking, floating, sinking and sinking.

When the functional handkerchief of the present invention is woven, the reading of the weave pattern from left to right and from bottom to top is repeated a plurality of times enough to obtain the functional handkerchief of the desired width and length. The warp yarns are raised and lowered one after the other as dictated by the weave pattern, and the weft yarns are inserted or thrown into the shed or channel formed by the raised and lowered warp yarns.

Referring to the direction of fig. 3, the outer surfaces of the first weft yarn 1, the third weft yarn 3, the fifth weft yarn 5, the eighth weft yarn 8, the tenth weft yarn 10 and the twelfth weft yarn 12 (i.e., below the weft yarns) are the front surface of the functional handkerchief, the outer surfaces of the sixth weft yarn 6, the seventh weft yarn 7, the thirteenth weft yarn 13 and the fourteenth weft yarn 14 (i.e., above the weft yarns) are the back surface of the functional handkerchief, the functional handkerchief further comprises a loop stitch and a mat stitch, the loop stitch is distributed on the front surface of the functional handkerchief, and the mat stitch is distributed on the back surface of the functional handkerchief. The portions of the first loop yarn P1 and the second loop yarn P2 between the fifth weft yarn 5 and the eighth weft yarn 8 and between the twelfth weft yarn 12 and the first weft yarn 1 form a loop structure, the portions of the second ground warp yarn G2, the fifth ground warp yarn G5, and the sixth ground warp yarn G6 above the first weft yarn 1, the second weft yarn 2, the third weft yarn 3, the fourth weft yarn 4, the fifth weft yarn 5, the sixth weft yarn 6, and the seventh weft yarn 7 form a matting structure, and the portions of the second weft yarn G4, the seventh weft yarn G7, and the eighth weft yarn G8 above the eighth weft yarn 8, the ninth weft yarn 9, the tenth weft yarn 10, the eleventh weft yarn 11, the twelfth weft yarn 12, the thirteenth weft yarn 13, and the fourteenth weft yarn 14 form a matting structure.

According to the functional handkerchief, due to the adoption of the organization structure, the friction force among the yarns is increased, the warp-wise strength and the weft-wise strength of the handkerchief are improved, the looped yarns are not easy to fall off, the looped loops can be firmly looped in the handkerchief production process, the handkerchief is fine and smooth and has a textured feeling, and the surface of the handkerchief on the other side is provided with fluctuant texture intersection, roughness and a visual feeling.

The embodiment of the invention also provides a manufacturing method of the functional handkerchief, which mainly comprises the following steps:

s1, spinning: preparing wood pulp viscose into warp yarns and weft yarns;

s2, warping: the yarn obtained in the step S1 is wound into a proper beam;

s3, digging machine: and (3) in the process of drawing the loop yarn: the number of the ground warps is 1:4, and the specific circulation mode is wool, ground, earth, ground, fur, earth and ground; compared with the prior handkerchief picking machine mode: the functional handkerchief has the advantages of compact structure and strong stereoscopic impression;

s4, weaving: weaving by adopting three-layer tissues of a first weft layer, a second weft layer and a third weft layer, determining a weft arrangement mode, and weaving according to a circulation unit tissue diagram to form functional handkerchief grey cloth; compared with the single-layer weft weaving of the conventional handkerchief, the functional handkerchief increases the friction force among yarns, improves the warp-wise strength and the weft-wise strength of the handkerchief, ensures that looped yarns are not easy to fall off, and simultaneously realizes that looped loops can be firmly looped in the handkerchief production process;

s5, post-processing: dyeing the woven functional handkerchief grey cloth, loosely drying, and high-temperature tentering and shaping to obtain the finished functional handkerchief product.

In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.