Eyelash perm lot

By designing a permanent eyelash lot that can be connected, and using the combination of complementary joint parts, the problem of difficulty in adjusting the permanent curl shape of eyelashes in the prior art is solved, and a personalized curl shape is achieved and the effect is improved.

JP7664635B2Active Publication Date: 2025-04-18TK CO CO LTD
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Patent Information

Application Number
JP2022068560
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2022-04-18
Publication Date
2025-04-18
Estimated Expiration
2041-12-23

AI Technical Summary

Technical Problem

The prior art is difficult to flexibly adjust the permanent curly shape of eyelashes according to the characteristics of different parts of the individual's eye, and cannot meet the unique needs of each part.

Method used

A permanent eyelash lot is designed to form a unique shape suitable for different eye parts by connecting the lot sheets of each part. Each lot sheet has complementary engaging portions, allowing for flexible combinations to accommodate different eye features.

Benefits of technology

It realizes the permanent curly shape of eyelashes according to the characteristics of different parts of the individual's eyes, which meets the unique needs of each part and improves the permanent personalization and effect of eyelashes.

✦ Generated by Eureka AI based on patent content.

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Abstract

To provide an eyelash perm rod capable of easily changing finish of eyelash perm at each part such as an inner canthus, a center of the eye and an outer canthus depending on conditions of the eyelashes, a wish, etc. of a person to be treated.SOLUTION: An eyelash perm rod whose back side is fixed to an eyelid and whose front side is fixed to eyelashes, the eyelash perm rod includes, in a direction along an eyelid margin of a person to be treated, a plurality of sections whose shapes in a cross section orthogonal to the direction are set different from one another.SELECTED DRAWING: Figure 2
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Description

[Technical field]

[0001] The present invention relates to an eyelash perm rod. [Background technology]

[0002] In eyelash perms, the back side of a rod made of a soft material such as silicone is fixed to the eyelid with glue, while the eyelashes are folded upward along the front side and fixed with glue, and then a perm solution is applied to fix the curl shape to the eyelashes. In this regard, since not only the length and direction of the eyelashes and the shape of the eyelid, but also the desired shape of the curled finish vary depending on the person, it is common to use rods with various cross-sectional shapes to accommodate these (see, for example, Patent Documents 1 and 2).

[0003] In Patent Document 1, a plurality of types of eyelash perm rods are proposed, which are made by cutting the circumferential surface of the same cylindrical elastic body at different circumferential angles to have different shapes in cross sections perpendicular to the longitudinal direction along the eyelid margin.In addition, in Patent Document 2, an eyelash perm rod consisting of a plate-shaped thin-walled portion and an axial curl portion formed at one end thereof is provided with a plurality of types of curl portions with different cross sections to accommodate various curl finish shapes such as right-angled, semi-cylindrical, and bow-shaped. [Prior art documents] [Patent documents]

[0004] [Patent Document 1] Utility Model Registration No. 3058833 [Patent Document 2] Utility Model Registration No. 3235170 Summary of the Invention [Problem to be solved by the invention]

[0005] Incidentally, even for each patient, the length and direction of eyelashes and the shape of the eyelids differ depending on the area of ​​the eye, such as the inner corner, center, and outer corner, so it is preferable to change the curl shape depending on the area, and it is not rare for a person to desire a unique finished shape that is different from others. However, even if multiple types of lots with different cross-sectional shapes are prepared and set as in the above conventional method, if the cross-sectional shape of each lot is constant, it is not possible to adequately deal with the above-mentioned situation.

[0006] In view of the above circumstances, the present invention has an object to provide an eyelash perm rod that can easily change the finish of the eyelash perm at each part of the eye, such as the inner corner, center, or outer corner, depending on the condition and desires of each patient's eyelashes. [Means for solving the problem]

[0007] The invention of claim 1 is as follows: An eyelash perm rod having a back side fixed to an eyelid and an outer side to fix eyelashes, The device has a plurality of sections that are set so that the shapes of cross sections perpendicular to the direction along the eyelid margin of the patient are different from each other, The eyelash perm rod is characterized in that the individual rod pieces corresponding to each section are connected so as to be aligned in the above direction. to provide.

[0008] The invention of claim 2 is as follows: The eyelash perm rod according to claim 1, The eyelash perm rod is characterized in that each section is set to correspond to the inner corner, the center, and the outer corner of the eyelid of the patient. to provide.

[0009] The invention of claim 3 is as follows: The eyelash perm rod according to claim 1 or 2, Each individual lot piece has an engagement portion for connecting with another adjacent individual lot piece. to provide.

[0010] The invention of claim 4 is as follows: An eyelash perm rod having a back side fixed to an eyelid and an outer side to fix eyelashes, A plurality of individual lots are selected from a group of individual lot pieces including those having mutually different cross sections perpendicular to the direction along the eyelid margin of the patient, and the individual lots are interconnected so as to be aligned in the direction; Each individual lot piece has an engagement portion for connecting with another adjacent individual lot piece. to provide.

[0011] The invention of claim 5 is as follows: The eyelash perm rod according to claim 4, Each individual rod piece has a slide fastener with a convex cross section at one end in the direction and a slide fastener with a concave cross section at the other end, and when interconnected with another individual rod piece, the slide fasteners with the convex cross section and the slide fasteners with the concave cross section of the adjacent individual rod pieces can be closed. to provide.

[0012] The invention of claim 6 is as follows: The eyelash perm rod according to claim 4, Each individual rod piece has a convex engaging portion at one end in the direction and a concave engaging portion at the other end, so that when interconnected with another individual rod piece, the convex engaging portion and the concave engaging portion of the adjacent individual rod piece can be mutually engaged. to provide.

[0013] The invention of claim 7 is as follows: The eyelash perm rod according to claim 4, Each individual lot piece has a tab extending outward from one end in the direction and having a convex engaging portion formed on the back side near the tip thereof, and a concave engaging portion on the front side near the other end in the direction, and when interconnecting with other individual lot pieces, the tab covers the front side of the adjacent individual lot piece so that the convex engaging portion and the concave engaging portion can be mutually engaged. to provide. Effect of the Invention

[0014] According to the present invention, the finish of eyelash perm in each area such as the inner corner, center, outer corner, etc. of the eyelashes can be easily adjusted according to the length and direction of each patient's eyelashes, the shape of their eyelids, or their wishes. [Brief description of the drawings]

[0015] [Figure 1] 1A to 1C are diagrams showing a first embodiment of an eyelash perm rod according to the present invention and its modified example. [Diagram 2] FIG. 2 is a diagram showing a second embodiment of the eyelash perm rod of the present invention. [Diagram 3] FIG. 13 is a diagram showing a modified example of the second embodiment. [Figure 4] FIG. 4 is a diagram showing a third embodiment of the eyelash perm rod of the present invention. [Diagram 5] 13A and 13B are diagrams showing examples of connection structures and cross-sectional shapes of individual lot pieces in a third embodiment. [Figure 6] FIG. 13 is a diagram showing another modified example of the third embodiment. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0016] Hereinafter, an eyelash perm rod according to an embodiment of the present invention will be described with reference to the drawings.

[0017] (First embodiment) The eyelash perm rod (hereinafter, simply referred to as "rod") 1 in Fig. 1(a) is a rod-shaped body with a cross section of an arc, which is obtained by cutting a cylinder of a length approximately corresponding to the length of a person's eyelid margin (the edge of the eyelid opening) from a tube of a circular cross section made of soft elastic material such as silicone or natural rubber, and cutting the cylinder in the circumferential direction. The concave surface corresponding to the inner peripheral surface of the cylinder is the back side of the rod, while the convex surface corresponding to the outer peripheral surface of the cylinder is the front side of the rod. As shown in Fig. 1(b), the side having the notch in the longitudinal direction is set so as to follow the eyelid margin of the patient, and the back side is glued and fixed to the eyelid with glue or the like, while the eyelashes are glued and fixed to the front side with glue or the like, and the so-called first and second agents of the perm solution are applied in sequence to the fixed eyelashes to perform the eyelash perm.

[0018] As shown in Figures 1(a) and 1(b), the lot 1 has three (multiple) sections 1a, 1b, and 1c in the longitudinal direction along the eyelid margin of the patient, which correspond to the inner corner, the central part, and the outer corner of the patient's eyelid. As shown in Figure 1(c), the cross section (AA section) perpendicular to the longitudinal direction of section 1a is a cylinder with a circumferential angle θ 1 The cross section (BB section) perpendicular to the longitudinal direction of section 1b is cut at a circumferential angle of θ 2 (about 180 degrees), and section 1c has the same circumferential angle θ 1 (about 120 degrees). As described above, by setting sections with mutually different cross-sectional shapes due to differences in circumferential length, it is easy to vary the state when the eyelashes are fixed between each part of the eyelid.

[0019] In the case of lot 1, the circumferential length of the sections 1a and 1c corresponding to the inner corner and outer corner of the eye is set to be small, and the circumferential length of the section 1b corresponding to the central part of the eye is set to be large. However, the combination of the cross-sectional shapes of each section is not limited to this, and can be changed in various ways according to the characteristics of the eyelashes of the patient and the desired finish. For example, as shown in FIG. 1(e), the circumferential length of the sections 2a and 2c corresponding to the inner corner and outer corner of the eye is set to be large, while the circumferential length of the section 2b corresponding to the central part of the eye may be set to be small. Alternatively, the circumferential lengths of the sections corresponding to the inner corner, central part, and outer corner of the eye may all be different. As described above, the curl finish can be easily arranged by combining multiple sections with different circumferential lengths in various ways. Note that the long side of the lot on which the notches are provided is aligned along the eyelid margin of the patient, but this does not exclude the long side formed in a straight line being aligned along the eyelid margin.

[0020] (Second embodiment) The rod 3 in Fig. 2(a) is made of soft elastic material such as silicone or natural rubber, similar to the rod in the first embodiment, and has a semi-cylindrical cross section. It is a solid rod-like body formed to a length that corresponds approximately to the length of a person's eyelid margin. The flat surface of the semi-cylindrical shape is the back side of the rod 1, while the convex curved surface of the semi-cylindrical shape is the front side of the rod. The side that extends in a smooth continuous line in the longitudinal direction is set to follow the eyelid margin of the patient as shown in Fig. 2(b), and the back side is glued and fixed to the eyelid with glue or the like, while the eyelashes are glued and fixed to the front side with glue or the like, and the first and second agents of the perm solution are applied in sequence to the eyelashes that are rounded by the convex shape on the front side, thereby performing eyelash perm.

[0021] As shown in Figs. 2(a) and (b), the lot 3 has three (multiple) sections 3a, 3b, and 3c corresponding to the inner corner, central part, and outer corner of the eyelid of the patient in the longitudinal direction along the eyelid margin of the patient. The cross-sectional shape of each section perpendicular to the longitudinal direction is formed in a semi-cylindrical shape, and the sections 3a and 3c corresponding to the inner corner and outer corner of the eye are the same shape, but these sections and the section 3b corresponding to the central part of the eye are not the same shape, and the R (diameter dimension) of the curved surface is different. The cross-sectional shape of the sections 3a and 3c has a small R of the curved surface where the eyelashes are fixed, and the cross-sectional shape of the section 3b corresponding to the central part of the eye has a large R of the curved surface where the eyelashes are fixed. As described above, by making the R of the curved surface of the cross-sectional shape different, the eyelashes at the inner corner and outer corner of the eye can be finished with a small R of the curl shape, and the eyelashes at the central part of the eye can be finished with a large R of the curl shape.

[0022] The above sections 3a, 3b, and 3c are not integrally formed as in the first embodiment, but are formed by connecting a plurality of rod-shaped individual lot pieces 31, 32, and 33 having a uniform cross-sectional shape (semi-cylindrical) formed separately in a longitudinally aligned state as shown in FIG. 2(c). Therefore, each individual lot piece has an engagement portion at both ends in the longitudinal direction for connecting with other adjacent individual lot pieces. Each individual lot piece 31, 32, and 33 has a convex, square engagement portion 31a, 32a, and 33a at one end, and a concave (square hole) engagement portion 31b, 32b, and 33b at the other end that can be fitted with the convex engagement portion, and when connecting with other individual lot pieces, the convex engagement portion and the concave engagement portion of the adjacent individual lot pieces are fitted together to engage with each other. As shown in FIG. 2(b), one of the long sides extending in the longitudinal direction of the lot 3 is formed into a continuous line that can be aligned with the eyelid margin of the patient, and as shown in FIG. 2(d), the positional relationship (distance d, height h) of each engagement part with respect to the side 31c (33c), 32c corresponding to the one long side is set to be the same in each individual lot piece. The reason why the edge of the long side along the eyelid margin is formed into a smooth continuous line is that, unlike the first embodiment, each individual lot piece is a solid body with high rigidity and is not flexible, and if there is a step, it is difficult to align it with the eyelid margin. In addition, in order to make it easier to align the back side of the lot 3 along the convex curved surface of the eyelid when adhesively fixing it, the back side of the lot 3 is curved concavely in the longitudinal direction as shown in FIG. 2(e).

[0023] In lot 3, the R of the curved surface is set small in the section corresponding to the inner corner and outer corner of the eye, and large in the section corresponding to the central part of the eye, but this is not limited thereto. For example, as in sections 4a, 4b, and 4c of lot 4 in FIG. 3(f), individual lot pieces may be combined so that the R of the front side of the cross-sectional shape corresponding to the inner corner of the eye is successively increased from the inner corner of the eye to the central part of the eye and further to the outer corner of the eye. Also, as in sections 5a, 5b, and 5c of lot 5 in FIG. 3(g), the R of the front side of the cross-sectional shape corresponding to the inner corner of the eye may be small, the R corresponding to the central part of the eye may be large, and the R corresponding to the subsequent outer corner of the eye may be the same as the central part of the eye. Also, the R of the front side of the section corresponding to the inner corner and outer corner of the eye may be large, and the R of the front side of the section corresponding to the central part of the eye may be small, or individual lot pieces having the same cross-sectional shape may be combined. In other words, by selecting three (or more) individual lot pieces from a group of individual lot pieces containing a large number of individual lot pieces with different cross-sectional shapes, and connecting them so as to align them in the longitudinal direction, the combination of cross-sectional shapes of each section can be changed in various ways.

[0024] The cross-sectional shapes of each section in lot 3 are different in width and height, but as shown in FIG. 3(h), they may be the same in width W but different in height, or the same in height H but different in width. The cross-sectional shape is not limited to the semi-cylindrical shape described above, but may be a triangular shape, a rectangular shape, a shape with rounded corners, or other irregular shapes, or may be asymmetric. By combining sections with different shapes on the front side where the eyelashes are fixed as described above, the curl finish can be easily arranged according to the characteristics of the eyelashes of the patient and the desired finish. The above-mentioned lots 3 to 5 have square engaging parts at both ends in the longitudinal direction, but they may be round in cross section as shown in FIG. 3(i). Furthermore, a stopper may be provided on the engaging part to prevent it from coming off unexpectedly.

[0025] (Third embodiment) The rod 6 in FIG. 4(a) is made of a soft elastic material such as silicon or natural rubber, and is a thin plate 6 P And Plate 6 PThe plate 6 is provided along one end of the plate 6 in a substantially straight line in a front view. P The rod body 6 has a protruding rib formed on the front side (the front side in the figure) of T As shown in FIG. 4(b), the rod body 6 T Plate 6 is placed so that it extends along the eyelid margin of the patient. P The back of the plate is attached to the eyelid with glue, while the eyelashes are attached to the plate 6. P and lot body 6 T By fixing the eyelashes to the front side of the rod body 6, T The result is a three-dimensional shape that spans the eyelashes. The first and second agents of the perm solution are then applied to this in order to create the eyelash perm.

[0026] As shown in Fig. 4(a) and (b), the rod 6 has three (multiple) sections 6a, 6b, and 6c in the longitudinal direction along the eyelid margin of the patient, which correspond to the inner corner, the central part, and the outer corner of the eyelid of the patient, and the cross sections perpendicular to the longitudinal direction of each section (cross sections DD, EE, and FF in Fig. 1) have different shapes as shown in Fig. 4(c). T By varying the cross-sectional shape, it is possible to achieve different curl shapes at the inner corner, center and outer corner of the eye.

[0027] The above sections 6a, 6b, 6c are not formed integrally, but are formed by interconnecting a plurality of individual rod pieces 61, 62, 63, each of which has a uniform cross-sectional shape, with slide-type fasteners (hereinafter simply referred to as "fasteners") S1, S2 of a common shape that are integrally provided on both ends in the longitudinal direction, as shown in Fig. 5(e). As shown in Fig. 5(f) (GG cross-sectional view of Fig. 5(e)), a fastener S1 with a concave cross section is formed at one end, and a fastener S2 with a convex cross section is formed at the other end, and these are closed so as to fit together by sliding them against each other. The rod body 6 TThe edge of the long side of the first embodiment is formed as a smooth continuous line so as to easily fit along the eyelid margin, as in the second embodiment. Also, in order to make it easier to fit along the convex curved surface of the eyelid when adhesively fixing the lot, the back side of the lot 6 is formed without any steps and is curved concavely in the longitudinal direction, as shown in Fig. 4(d). The cross-sectional shape of the individual lot pieces is not limited to that shown in Fig. 4(c), and various shapes can be adopted, for example, as shown in Fig. 4(f). The cross-sectional shape of the lot body 6 T The height, width and shape of the section can be set in various ways, and the combination of the cross-sectional shapes of each section can be changed in various ways, just like in the second embodiment. This makes it easy to arrange the curl finish according to the characteristics of the eyelashes at each part of the patient's eyelid and the desired finish.

[0028] (Other Examples) In the first embodiment, a cylindrical body made of a soft elastic material is cut in the circumferential direction to form the rod 1 having a shape with multiple sections whose lengths in the circumferential direction perpendicular to the longitudinal direction are different in the longitudinal direction (axial direction), but instead of the cylindrical body, an elliptical cylinder having an elliptical cross-sectional shape may be cut in the circumferential direction. Alternatively, a foil-shaped rod having a length that fits along the eyelid margin of the patient and capable of fixing the back side to the eyelid and the eyelashes on the front side may be cut in the longitudinal direction perpendicular to the longitudinal direction to form multiple sections whose cross-sectional shapes are different from each other.

[0029] In the third embodiment, a slide fastener is provided on both ends of each individual lot piece, and the individual lot pieces are connected to each other by closing the slide fasteners, but other connecting means may be provided. For example, in the lot 7 of Figures 6(a) and 6(b), each of the individual lot pieces 71, 72, and 73 has a convex engaging portion K1 at one end and a concave engaging portion K2 at the other end that can be fitted into the convex engaging portion K1, and when connecting with other individual lot pieces, the convex engaging portion K1 and the concave engaging portion K2 of adjacent individual lot pieces are fitted together to engage with each other. Also, for example, in the case of lot 8 in Figure 6(c), each individual lot piece 81, 82, 83 has a tab T extending outward from one end of the longitudinal direction of the lot and having a convex engagement portion K3 formed on the back side near its tip, and a concave engagement portion K4 on the front side near the other end in the same direction, and when interconnecting with other individual lot pieces, the tab T covers the front side of the adjacent individual lot piece and engages with the convex engagement portion K3 and the concave engagement portion K4.

[0030] In the above-mentioned embodiments, the eyelashes of the patient to be permed are divided into three sections based on the longitudinal position on the eyelid, the inner corner of the eye (part close to the inner corner of the eye), the outer corner of the eye (part close to the outer corner of the eye), and the central part of the eye located between them, and a lot having three sections whose cross-sectional shapes are mutually different or can be different from each other is formed to correspond to the eyelashes of each of these parts, but the present invention is not limited to this, and two or four or more sections may be set, and the lengths of the sections may vary. In addition, various modifications can be made to the present invention without departing from the spirit and scope of the present invention. [Explanation of symbols]

[0031] 1 lot 2 Lots 21 Individual lot pieces 22 Individual lot pieces 23 Individual lot pieces 3 Lots 31 Individual lot pieces 32 Individual lot pieces 33 Individual lot pieces 4 Lots 5 Lots 6 Lots 6 P plate 6 T Lot body 61 Individual Lot Pieces 62 Individual Lot Pieces 63 Individual Lot Pieces 7 Lot 71 Individual Lot Pieces 72 Individual Lot Pieces 73 Individual Lot Pieces 8 Lots 81 Individual Lot Pieces 82 Individual Lot Pieces 83 Individual Lot Pieces

Claims

1. An eyelash perm rod having a back side fixed to an eyelid and an outer side to fix eyelashes, The device has a plurality of sections that are set so that the shapes of cross sections perpendicular to the direction along the eyelid margin of the patient are different from each other, The eyelash perm rod is characterized in that individual rod pieces corresponding to each section are connected so as to be aligned in the above-mentioned direction.

2. The eyelash perm rod according to claim 1, This eyelash perm rod is characterized in that each section is set to correspond to the inner corner, the center, and the outer corner of the eyelid of the subject.

3. The eyelash perm rod according to claim 1 or 2, 1 is a perspective view of a rod for perming an eyelash according to an embodiment of the present invention;

4. An eyelash perm rod having a back side fixed to an eyelid and an outer side to fix eyelashes, A plurality of individual lots are selected from a group of individual lot pieces including those having mutually different cross sections perpendicular to the direction along the eyelid margin of the patient, and the individual lots are interconnected so as to be aligned in the direction; 1 is a perspective view of a rod for perming an eyelash according to an embodiment of the present invention;

5. The eyelash perm rod according to claim 4, Each individual rod piece has a slide fastener with a convex cross section at one end edge in the above-mentioned direction and a slide fastener with a concave cross section at the other end edge, and when interconnected with other individual rod pieces, the slide fasteners with the convex cross section and the slide fasteners with the concave cross section of adjacent individual rod pieces can be closed.

6. The eyelash perm rod according to claim 4, Each individual lot piece has a convex engaging portion at one end in the said direction and a concave engaging portion at the other end, so that when interconnected with other individual lot pieces, the convex engaging portions and the concave engaging portions of adjacent individual lot pieces can be mutually engaged.

7. The eyelash perm rod according to claim 4, Each individual lot piece has a tab extending outward from one end in the said direction with a convex engaging portion formed on the back side near the tip thereof, and a concave engaging portion on the front side near the other end in the said direction, and when interconnecting with other individual lot pieces, the tab covers the front side of the adjacent individual lot piece so that the convex engaging portion and the concave engaging portion can be mutually engaged.

Citation Information

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