JP3190748U - Hair cutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hair cutter which does not damage hair roots or hair follicles and protects surrounding black hair by selecting a small amount of white hair and removing it by a sliding cut structure. A hair cutter 10 includes a blade portion 20 and a base portion 30. The base portion 30 has a circular hole 32 through which the hair is inserted. When the blade portion 20 slides along the base portion 30, the hair inserted into the circular hole 32 is cut. A shear angle of 45 to 90 ° is formed at a position adjacent to the hole wall of the base portion 30. The diameter of the circular hole 32 of the base portion 30 on the side with which the blade portion 20 is in contact is equal to or smaller than the diameter of the circular hole 32 formed on the opposite side. The blade portion 20 is formed on the elastic portion 50. The elastic portion 50 is connected to the base portion 30 and imparts an acting force necessary for moving the blade portion 20 toward the circular hole 32. The elastic portion 50 is formed in an arc shape. A curved connecting portion 40 is formed between the elastic portion 50 and the base portion 30. [Selection diagram] Fig. 1

Description

  The present invention relates to the field of cutting hair, and in particular, to a hair cutter that cuts a small amount of hair.

  The growth of gray hair is one of the aging phenomena, and it is common to remove unsightly white hair by removing or cutting in order to improve the impression.

  However, when white hair is removed directly, the hair follicles are permanently damaged, reducing the chances of new hair growing, and the surrounding healthy hair follicles are also adversely affected and the hair quality may deteriorate.

  For cutting hair, scissors are the easiest tool to obtain. However, since the angle at which the scissors blade opens is directly related to the cuttable range, even if only one or two gray hairs are cut, the surrounding black hair may be cut together, which is inconvenient for the user. is there.

  For this reason, there has been a demand for a hair cutter that can cut gray hair without damaging nearby black hair.

  An object of the present invention is to provide a hair cutter that protects the head hair by avoiding surrounding black hair without damaging the roots or follicles by selecting only a small amount of gray hair and removing it with a sliding cut structure.

In order to solve the above-described problem, according to a first embodiment of the present invention, a hair cutter including a blade portion and a base portion, wherein the base portion has a circular hole through which hair is inserted, and the blade When the part slides along the base part, the hair inserted through the circular hole is cut, and a hair cutter is provided.

  A shear angle of 45 to 90 ° was formed at a location adjacent to the hole wall of the base portion, and the diameter of the circular hole of the base portion on the side where the blade portion was contacted was formed on the opposite side. It is preferably equal to or smaller than the diameter of the circular hole.

  It is preferable that the blade portion is formed in an elastic portion, and the elastic portion is connected to the base portion and applies an acting force necessary to move the blade portion toward the circular hole.

  An elastic part is formed in an arc shape, a curved connection part is formed between the elastic part and the base part, and when the elastic part receives a pressing force, the blade part moves toward the circular hole When sliding and the elastic part recovers to its original shape, it is preferable that the blade part moves along the base part and returns to the original position.

  It is preferable that an angle of depression of 0 to 30 ° is formed by the blade portion and the base portion, and a blade edge of the blade portion is in contact with the base portion.

It is preferable that the base portion has a notch formed from an edge portion to a hole wall of the circular hole.

It is preferable that the base portion has a limited structure that reciprocates while the blade portion is in contact with the base portion.

  It is preferable that the limited structure includes two side wings formed on both sides of the base portion, the side wings are curved so as to face each other, and a space through which the blade portion passes is formed.

  The limited structure includes a long hole formed in the blade part, and a fastening tool that extends from the base part and is partially inserted into the long hole. A diameter of a head part of the fastening tool is It is preferable that the blade portion reciprocates while being in contact with the base portion, being larger than the short width of the long hole.

The hair cutter of the present invention allows a small amount of gray hair to be inserted into the circular hole of the base part while avoiding black hair around it, and when the user presses the elastic part, the blade part slides a predetermined distance along the base part, The gray hair inserted through the hole is cut. When cutting, unless the black hair is inserted into the circular hole of the base portion, the black hair is not accidentally cut, so that the hair can be protected without damaging the hair root or the follicle.

FIG. 1 is a perspective view showing a hair cutter according to a first embodiment of the present invention. FIG. 2 is an operation diagram illustrating the hair cutter according to the first embodiment of the present invention. FIG. 3 is an operation diagram illustrating the hair cutter according to the first embodiment of the present invention. FIG. 4 is a perspective view showing a hair cutter according to a second embodiment of the present invention. FIG. 5 is a perspective view showing a hair cutter according to a third embodiment of the present invention. FIG. 6 is a perspective view showing a hair cutter according to a fourth embodiment of the present invention. FIG. 7 is a partial cross-sectional view showing the hair cutter of FIG.

  Hereinafter, embodiments of the hair cutter of the present invention will be described with reference to the drawings.

(First embodiment)
Please refer to FIG. As shown in FIG. 1, the hair cutter 10 according to the first embodiment of the present invention includes a blade portion 20 and a base portion 30 formed by bending one long piece.

  A circular hole 32 is formed at a location adjacent to the blade portion 20 in the base portion 30, and the base portion 30 is an end portion opposite to the location where the circular hole 32 is formed, and the curved portion of the hair cutter 10 is The curved portion is connected and formed in the connecting portion 40.

  An elastic part 50 is formed between the other end of the connection part 40 and the blade part 20. Since the elastic portion 50 is formed in an arc shape and is located above the base portion 30, the blade portion 20 is held at a location adjacent to the circular hole 32 of the base portion 30 so as not to cover the wall surface of the circular hole 32. To do.

  Next, refer to FIG. 2 and FIG. As shown in FIGS. 2 and 3, the hair cutter 10 is brought close to the user's hair, and one gray hair 60 is inserted through the circular hole 32 of the base portion 30. During the period in which the external force 64 to be pressed is applied to the elastic portion 50, when the elastic portion 50 is deformed and approaches the base portion 30, the blade portion 20 is pushed toward the circular hole 32 and slides within a slidable range. When the external force 64 is no longer applied, the elastic portion 50 itself recovers to its original shape by the elastic recovery force, and the blade portion 20 moves along the base portion 30 and returns to the original position.

  The displacement amount of the blade portion 20 and the deformation amount of the elastic portion 50 are in a directly proportional relationship. When the blade portion 20 moves in the longitudinal direction of the base portion 30 and the blade edge 22 passes through the wall surface of the circular hole 32, the circular hole 32. The gray hair 60 inserted through is cut.

  During cutting, the cutting edge 22 that contacts the base portion 30 is used as a reference, and a depression angle 24 is formed between the blade portion 20 and the base portion 30, and the range of 0 to 30 degrees depending on the rigidity of the blade portion 20 itself. It changes with. Since the black hair 62 around the white hair 60 is not inserted into the circular hole 32, the white hair 60 inserted through the circular hole 32 can be cut by the combination of the blade portion 20 and the base portion 30. Therefore, the black hair 62 is not accidentally cut, and the hair can be protected without damaging the roots or follicles.

  Here, the shape formed by the wall surface of the circular hole 32 of the base portion 30 is cylindrical or conical, and a shear angle 36 is formed in the hole wall adjacent to the base portion 30. Since the shear angle 36 is 45 to 90 °, the diameter of the circular hole 32 of the base portion 30 on the side (surface side) with which the blade portion 20 is contacted is the circular hole 32 formed on the opposite side (bottom surface side). Is equal to or smaller than the caliber. Therefore, by combining the cutting edge 22 and the wall surface of the circular hole 32 formed in the base portion 30, the gray hair 60 inserted through the circular hole 32 can be effectively cut.

  Based on the above description, a modified example will be described. The features of the related structure will be described below with reference to the drawings as necessary.

(Second Embodiment)
Please refer to FIG. As shown in FIG. 4, the hair cutter 10 according to the second embodiment of the present invention has a notch 34 formed from the edge of the base portion 30 to the wall surface of the circular hole 32, unlike the first embodiment.

  In actual use, the gray hair is directly inserted into the circular hole 32 of the base portion 30 or the white hair is inserted into the circular hole 32 through the notch 34. Therefore, the hair cutter 10 according to the second embodiment has a wider application range than the first embodiment.

  Moreover, you may provide the base structure in the restriction | limiting structure made to reciprocate, making a blade part contact a base part.

(Third embodiment)
Please refer to FIG. As shown in FIG. 5, the limiting structure 70 of the hair cutter 10 according to the third embodiment of the present invention includes two side wings 72. Each side wing | blade 72 is formed in the side of the base part 30 so that it may mutually oppose. The plurality of side wings 72 are curved to face each other so as to form a space through which the blade portion 20 can pass. Therefore, the blade portion 20 is prevented from being displaced outward by the side wings 72, and is displaced linearly toward the circular hole 32 along the base portion 30.

(Fourth embodiment)
Please refer to FIG. 6 and FIG. As shown in FIGS. 6 and 7, the limiting structure 70 according to the fourth embodiment of the present invention includes a long hole 76 formed in the blade part 20 and a part extending in the long hole 76 extending to the base part 30. And a fastener 74 through which is inserted.

  The fastening tool 74 of the fourth embodiment of the present invention is a rivet, and the head portion has a diameter larger than the short width of the long hole 76, and the blade portion 20 reciprocates while contacting the base portion 30. Of course, a blind rivet and a screw may be used for the fastener 74 instead of the rivet, and this is also included in the scope of the present invention.

  The preferred embodiments of the present invention have been disclosed as described above so that those skilled in the art can understand them, but these do not limit the present invention in any way. Various changes and modifications can be made without departing from the spirit and scope of the present invention. Accordingly, the scope of the utility model registration claim of the present invention should be broadly interpreted including such changes and modifications.

DESCRIPTION OF SYMBOLS 10 Hair cutter 20 Blade part 22 Cutting edge 24 Angle 30 Base part 32 Circular hole 34 Notch 36 Shear angle 40 Connection part 50 Elastic part 60 Gray hair 62 Black hair 64 External force 70 Limited structure 72 Side wing 74 Fastening tool 76 Long hole

Claims (9)

A hair cutter having a blade portion and a base portion,
The base portion has a circular hole through which hair is inserted,
When the blade part slides along the base part, the hair inserted through the circular hole is cut. In the place adjacent to the hole wall of the base part, a shear angle of 45 to 90 ° is formed,
The hair cutter according to claim 1, wherein the diameter of the circular hole of the base part on the side to which the blade part contacts is equal to or smaller than the diameter of the circular hole formed on the opposite side. The blade part is formed in an elastic part,
The hair cutter according to claim 1, wherein the elastic portion is connected to the base portion and imparts an acting force necessary to move the blade portion toward the circular hole. The elastic part is formed in an arc shape,
A curved connection portion is formed between the elastic portion and the base portion,
When the elastic portion receives a pressing force, the blade portion slides toward the circular hole,
The hair cutter according to claim 2, wherein when the elastic portion is restored to the original shape, the blade portion moves along the base portion and returns to the original position. A depression angle of 0 to 30 ° is formed by the blade part and the base part,
The hair cutter according to claim 1, 2, 3, or 4, wherein a blade edge of the blade portion is in contact with the base portion. The hair cutter according to claim 1, 2, 3, or 4, wherein the base portion has a notch formed from an edge portion to a hole wall of the circular hole. The hair cutter according to claim 1, 2, 3, or 4, wherein the base portion has a limited structure that reciprocates while the blade portion is in contact with the base portion. The limited structure includes two side wings formed on both sides of the base portion,
The hair cutter according to claim 7, wherein the side wings are curved so as to face each other, and a space through which the blade portion passes is formed. The limited structure includes a long hole formed in the blade part, and a fastening tool that extends from the base part and is partially inserted through the long hole,
The hair cutter according to claim 7, wherein a diameter of a head portion of the fastener is larger than a short width of the long hole, and the blade portion reciprocates while contacting the base portion.

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