JP2006291364A - Extension tool - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To obtain an extension tool with which a proper number of natural hairs are readily swept by the sweeping part of an auxiliary tool and a natural hair bundle is easily inserted into a tubular chip made of a metal by an insertion string, the tubular chip is collapsed by the arc-shaped collapsing part of a caulking hand tool so that its crosssectional shape is made into an approximately semicircular-arc shape, then, the crosssectional shape is collapsed into an approximately flat cylindrical shape by a flat collapsing part so that the natural hair bundle and a fitting hair bundle are pressed by the tubular chip. <P>SOLUTION: The extension tool comprises the auxiliary tool that is used for connecting the natural hair bundle W to the fitting hair bundle K by the tubular chip 2 made of a metal and is composed of the sweeping part 4 for sweeping a proper number of natural hairs and the insertion string 5 for inserting the natural hair bundle into the tubular chip and the caulking hand tool 3 that is furnished with the arc-shaped collapsing part 11 for collapsing the crosssectional shape of the tubular chip into an approximately semicircular-arc shape and a flat collapsing part 12 for collapsing the crosssectional shape of the tubular chip into an approximately flat cylindrical shape. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an extension tool used when an attachment hair bundle made of so-called human hair or artificial hair is connected to a self hair bundle using a tube tip.

  Conventionally, as this type of extension tool, a structure using a heat shrinkable tube is known.

By connecting the own hair bundle and the attachment hair bundle with a heat shrink tube, the length of the hair is shown to be long, the amount of the hair is shown to be large, or an unusual attachment hair bundle such as brown or green is used. It will produce a novel hairstyle.
Utility Model Registration No. 3099987

  However, in the case of the above-described conventional structure, since the own hair bundle and the attachment hair bundle are connected by the heat-shrinkable tube, a heating instrument may be required, or the attachment strength may be lowered with the course of use, which may be troublesome to remove. Has some disadvantages.

  The present invention aims to solve these disadvantages, and among the present inventions, the invention according to claim 1 is that when the own hair bundle and the attachment hair bundle are connected by a metal tube tip. An auxiliary tool composed of a scraping portion that can scrape the appropriate number of the own hair and an insertion string for inserting the own hair bundle into the tube tip, and the cross-sectional shape of the tube tip is substantially half An extension tool comprising an arcuate crushing part that can be crushed into an arcuate cylindrical shape and a crimping hand tool comprising a flat crushing part that can be crushed into a substantially flat cylindrical shape.

  In the invention according to claim 2, the caulking hand tool has a pair of caulking members pivoted in an X shape by a pivot, the tip side is a pair of caulking portions with the pivot as a boundary, and the base side is a pair of gripping portions. The invention according to claim 3 is characterized in that the arcuate crushing part is composed of an arcuate convex part and an arcuate concave part which are opposed to each other, and claim 4. According to the invention, the flat crushing portion is composed of a pair of opposed crushing surface portions, and the invention according to claim 5 forms an immersion recess in the arc-shaped convex portion of the arc-shaped crushing portion. In addition, an insertion convex portion that can be inserted into the recessed portion is formed in the arc-shaped concave portion. In the invention according to claim 6, a knurled eye is formed on the pair of crushing surface portions. It is characterized by being carved.

  Further, the invention described in claim 7 is to penetrate and expand into the cylindrical hole from the both ends of the cylindrical hole of the cylindrical tip in which the cross-sectional shape is caulked into a substantially flat cylindrical shape at the tip of the pair of caulking parts of the caulking hand tool. A pair of intrusion portions that can be opened is provided, respectively.

  As described above, according to the first aspect of the present invention, the appropriate number of own hairs can be easily scraped by the scraping portion of the auxiliary tool, and the own hair bundle is made of the metal by the insertion string. Can be easily inserted into the cylindrical tip, and the cross-sectional shape is crushed into a substantially semicircular arc shape by the arcuate crushing portion of the hand tool by caulking, and then the cross-sectional shape is substantially flattened by the flat crushing portion. By crushing into a tubular shape, the hair bundle and the hair bundle can be clamped with a tubular tip, the attachment strength between the hair bundle and the hair bundle can be increased, and the durability of use can be improved. Can do.

  In the invention according to claim 2, the caulking hand tool has a pair of caulking members pivoted in an X shape by a pivot, and the base side is a pair of grips with the tip side as a pair of caulking sections. Since it is used as a holding part, it can be used like a pliers, and the cylindrical tip can be easily caulked. Also, in the invention according to claim 3, the arc-shaped crushing parts are opposed arc-shaped convex parts. And the arcuate concave portion, the cross-sectional shape of the cylindrical tip can be easily crushed into a substantially semicircular arc cylindrical shape. In the invention according to claim 4, the flat crushing portion is a pair of opposed ones. Since it consists of a crushing surface part, the cross-sectional shape of a cylindrical tip can be easily crushed into a substantially flat cylindrical shape, and the own hair bundle and the mounting hair bundle can be clamped with the cylindrical tip. In the present invention, an immersion recess is formed in the arc-shaped convex portion of the arc-shaped crushing portion. Since both of the arcuate recesses are formed with insertion protrusions that can be inserted into the immersion recesses, it is possible to increase the attachment strength between the self-hair bundle and the attachment hair bundle by the cylindrical tip, and to improve the durability of use. In the invention described in claim 6, since the knurled eyes are formed in the pair of crushing surface portions, the outer peripheral surface of the cylindrical tip can be easily crushed.

  In the invention according to claim 7, the cross-sectional shape of the caulking hand tool is caulked from the both ends of the cylindrical hole in which the cross-sectional shape is caulked into a substantially flat cylindrical shape into the cylindrical hole. Since a pair of intrusion portions that can be invaded and expanded are provided, respectively, the pair of intruding portions are respectively intruded into the cylindrical hole from both ends of the cylindrical hole of the cylindrical tip, and the cylindrical hole is expanded by grasping the gripping portion, By this expansion, the self-hair bundle and the attachment hair bundle can be removed, and the cylindrical tip can be easily removed.

  FIG. 1 to FIG. 15 show an embodiment of the present invention, which is roughly composed of an auxiliary tool 1, a cylindrical tip 2, and a caulking hand tool 3.

  The auxiliary tool 1 has a hook-like scraping portion 4 capable of scratching the appropriate number of own hair growing on the head and a ring-like shape for inserting the own hair bundle W into the metal tube tip 2. An insertion string 5 is provided.

  Then, holding the auxiliary tool 1, as shown in FIG. 2, the insertion string 5 with a narrowed ring is inserted into the cylinder hole 2 a of the cylinder tip 2, and the insertion string 5 is inserted into the scraping portion 4 as shown in FIG. 3. As shown in FIG. 4, the appropriate number of the own hair is scraped by the scraping portion 4 as shown in FIG. 4, and the own hair bundle W is inserted into the ring of the insertion string 5 as shown in FIG. The tip 2 is moved from the insertion string 5 to the own hair bundle W, the own hair bundle W is folded back, and the own hair bundle W is pulled into the cylindrical tip 2 by pulling the insertion string 5 as shown in FIG. Will be inserted.

  Further, in this case, the caulking hand tool 3 has a pair of caulking members 6 and 6 pivoted in an X shape by a pivot 7 and a pair of caulking portions 9 and 9 as a boundary with the pivot 7 as a boundary. And the caulking members 6 and 6 are urged toward the front end by the spring member 8 so that the cross-sectional shape of the cylindrical tip 2 can be collapsed into a substantially semicircular cylindrical shape. A flat crushing portion 12 is provided that can crush the cross-sectional shape of the portion 11 and the cylindrical tip 2 into a substantially flat cylindrical shape.

  In this case, the arc-shaped crushing portion 11 is composed of an arc-shaped convex portion 13 and an arc-shaped concave portion 14 formed on a pair of opposing caulking portions 9 and 9, respectively, and the flat crushing portion 12 is a pair of opposing caulking portions 9 and 9. 9 comprises a pair of crushing surface portions 15 and 16 respectively formed on 9.

  Further, in this case, a cylindrical insertion convex portion that can be inserted into the concave recess 17 in the arc concave portion 14 while forming a round hole-shaped concave concave portion 17 at the center of the arc convex portion 13 of the arc-shaped crushing portion 11. 18 and knurled eyes M are formed on the pair of crushing surface portions 15 and 16.

  Then, as shown in FIGS. 8 and 9, the base end portion of the mounting hair bundle K is inserted into the tubular hole 2a of the tubular tip 2 through which the own hair bundle W is inserted, and in this state, as shown in FIGS. As shown in FIG. 12, the cylindrical chip 2 is placed in the arc-shaped concave portion 14 of the arc-shaped crushing portion 11 and the gripping portions 10 and 10 are firmly gripped. The self-hair bundle W and the attachment hair bundle K are compressed by the inner surface of the cylindrical tip 2 and then the cylindrical tip 2 is positioned between the crushing surface portions 15 and 16 of the flat pressing portion 12 and is gripped again. By holding the holding portions 10 and 10 firmly, as shown in FIG. 13, the tube tip 2 is crushed so that the cross-sectional shape becomes a substantially flat tube shape, and the own hair bundle W and the attachment hair bundle K are attached to the inner surface of the tube tip 2. Thus, the self-hair bundle W and the attachment hair bundle K are connected via the tube tip 2.

  Reference numerals 19 and 20 denote a pair of intrusion portions, which are formed in the cylindrical holes 2a of the cylindrical tip 2 in which the cross-sectional shape is caulked into a substantially flat cylindrical shape at the distal ends of the caulking portions 9 and 9 of the caulking hand tool 3. The cylindrical hole 2a is formed so as to be able to expand by entering the cylindrical hole 2a from both ends.

  14 and 15, when the cylindrical tip 2 is removed, the pair of intrusion portions 19 and 20 are inserted into the cylindrical hole 2a from both ends of the cylindrical hole 2a of the cylindrical tip 2, respectively, and the gripping portion 10 · By grasping 10, the cylindrical hole 2 a is expanded, and the self-hair bundle W and the attachment hair bundle K are removed by this expansion.

  Since this embodiment has the above-described configuration, the insertion string 5 with a narrowed ring is inserted into the cylinder hole 2a of the cylinder tip 2 as shown in FIG. 2, and the insertion string is inserted into the scraping portion 4 as shown in FIG. As shown in FIG. 4, the appropriate number of the own hair is scraped by the scraping portion 4 as shown in FIG. 4, and the own hair bundle W is inserted into the ring of the insertion string 5 as shown in FIG. The tube tip 2 is moved from the insertion string 5 to the own hair bundle W, the own hair bundle W is folded back, and the insertion hair 5 is pulled into the tube tip 2 as shown in FIG. 8 and 9, the base end portion of the mounting hair bundle K is inserted into the tube hole 2a of the tube tip 2 through which the own hair bundle W is inserted, as shown in FIGS. 11, the cylindrical chip 2 is placed in the arc-shaped recess 14 of the arc-shaped crushing part 11, and the gripping parts 10 and 10 are firmly gripped, so that the cylindrical chip 2 has a substantially semicircular cross-sectional shape as shown in FIG. Tube The self-hair bundle W and the mounting hair bundle K are crushed by the inner surface of the cylindrical tip 2, and then the tubular tip 2 is positioned between the crushing surface portions 15 and 16 of the flat pressing portion 12, and again By gripping the gripping portions 10 and 10 firmly, as shown in FIG. 13, the tube tip 2 is crushed so that the cross-sectional shape becomes a substantially flat tube shape, and the own hair bundle W and the attachment hair bundle K are connected to the tube tip 2. The self-hair bundle W and the attachment hair bundle K can be connected via the tube tip 2, and the self-hair bundle W and the attachment hair bundle K can be easily connected via the tube tip 2. Can be linked.

  Thus, the appropriate number of the own hair can be easily scraped by the scraping portion 4 of the auxiliary tool 1 and the own hair bundle W can be easily inserted into the metal tube tip 2 by the insertion string 5. In addition, the cross-sectional shape is crushed into a substantially semicircular arc shape by the arc-shaped crushing portion 11 of the hand tool 3 and then the cross-sectional shape is crushed into a substantially flat cylindrical shape by the flat crushing portion 12. Thus, the own hair bundle W and the attached hair bundle K can be clamped by the tube tip 2, the attachment strength between the own hair bundle W and the attached hair bundle K can be increased, and the durability of use can be improved. it can.

  In this case, the caulking hand tool 1 has a pair of caulking members 6 and 6 pivoted in an X shape by a pivot 7, and the base side is a pair of caulking portions 9 and 9 with the pivot 7 as a boundary. Since the gripping portions 10 and 10 are formed, they can be used like a pliers, and the cylindrical tip 2 can be easily caulked. In this case, the arc-shaped crushing portion 11 includes the opposing arc-shaped convex portions 13 and Since it comprises the arcuate recess 14, the cross-sectional shape of the tube tip 2 can be easily crushed into a substantially semicircular arc tube shape. In this case, the flat crushing portion 12 is formed from a pair of crushing surface portions 15, 16 facing each other. Therefore, the cross-sectional shape of the tube tip 2 can be easily crushed into a substantially flat tube shape, and the own hair bundle W and the attachment hair bundle K can be pressed with the tube tip 2, and in this case, When the immersion concave portion 17 is formed in the arc-shaped convex portion 13 of the arc-shaped crushing portion 11 Since the insertion convex portion 18 that can be inserted into the immersion concave portion 17 is formed in the arc-shaped concave portion 14, the attachment strength between the own hair bundle W and the attachment hair bundle K by the cylindrical tip 2 can be increased, and the durability of use Further, in this case, since the knurled eyes M are formed on the pair of crushing surface portions 15 and 16, the outer peripheral surface of the cylindrical tip 2 can be easily crushed.

  In this case, the crimping hand tool 3 has a pair of caulking portions 9 and 9 at the tip end portions of the cylindrical chip 2 in which the cross-sectional shape is caulked into a substantially flat cylindrical shape from both ends of the cylindrical hole 2a into the cylindrical hole 2a. Since the pair of intrusion portions 19 and 20 capable of invading and expanding are respectively provided, the pair of intrusion portions 19 and 20 are respectively intruded into the tube hole 2a from both ends of the tube hole 2a of the tube tip 2 to hold the gripping portion 10. -The tube hole 2a is expanded by grasping 10, and the self-hair bundle W and the attachment hair bundle K are removed by this expansion, and the tube tip 2 can be easily removed.

  The present invention is not limited to the above embodiment, and the material, shape, structure, and the like of the auxiliary tool 1, the cylindrical tip 2, and the caulking hand tool 3 are appropriately modified and designed. In addition, hair ornaments such as various ribbons and beads may be used in place of the mounting hair bundle K.

  As described above, the intended purpose can be sufficiently achieved.

1 is an overall perspective view of an embodiment of the present invention. It is a front view of the example of an embodiment of the invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a fragmentary sectional view of the use condition of the embodiment of this invention. It is a fragmentary sectional view of the use condition of the embodiment of this invention. It is a fragmentary sectional view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention. It is a front view of the use condition of the embodiment of this invention.

Explanation of symbols

W Self-hair bundle M Knurled eye K Attachment hair bundle 1 Auxiliary tool 2 Tube tip 2a Tube hole 3 Caulking tool 4 Scraping portion 5 Inserting string 6 Caulking member 7 Axle 9 Caulking portion 10 Gripping portion 11 Arc-shaped crushing portion 12 Flat crushing Part 13 Arc-shaped convex part 14 Arc-shaped concave part 15 Crushing surface part 16 Crushing surface part 17 Immersion concave part 18 Inserting convex part 19 Intrusion part 20 Intrusion part

Claims (7)

  Used when connecting the own hair bundle and the attaching hair bundle with a metal tube tip, and a scraping portion capable of scratching the appropriate number of the own hair and for inserting the own hair bundle into the tube tip From an auxiliary tool consisting of an insertion string, an arc-shaped crushing portion that can crush the cross-sectional shape of the cylindrical tip into a substantially semicircular arc shape, and a flat crushing portion that can crush the cross-sectional shape of the cylindrical tip into a substantially flat cylindrical shape An extension tool comprising a hand crimping tool.   2. The caulking hand tool is characterized in that a pair of caulking members are pivotally attached to each other in an X shape by a pivot, the tip side is a pair of caulking portions with the pivot as a boundary, and the base side is a pair of gripping portions. Extension tool.   The extension tool according to claim 1 or 2, wherein the arc-shaped crushing portion includes an arc-shaped convex portion and an arc-shaped concave portion facing each other.   The extension tool according to any one of claims 1 to 3, wherein the flat crushing portion includes a pair of crushing surface portions facing each other.   The extension tool according to claim 3 or 4, wherein an immersion concave portion is formed in the arc-shaped convex portion of the arc-shaped crushing portion, and an insertion convex portion that can be fitted into the concave concave portion is formed in the arc-shaped concave portion.   The extension tool according to claim 4 or 5, wherein knurled eyes are formed in the pair of crushing surface portions. A pair of intrusion portions capable of invading and expanding into the cylindrical hole from both ends of the cylindrical hole of the cylindrical chip whose cross-sectional shape is caulked into a substantially flat cylindrical shape are provided at the tip ends of the pair of caulking portions of the caulking hand tool, respectively. The extension tool according to any one of claims 2 to 6, wherein the extension tool is provided.

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