WO2012063333A1 - ファスナーストリンガー及びスライドファスナー - Google Patents
ファスナーストリンガー及びスライドファスナー Download PDFInfo
- Publication number
- WO2012063333A1 WO2012063333A1 PCT/JP2010/070015 JP2010070015W WO2012063333A1 WO 2012063333 A1 WO2012063333 A1 WO 2012063333A1 JP 2010070015 W JP2010070015 W JP 2010070015W WO 2012063333 A1 WO2012063333 A1 WO 2012063333A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fastener
- monofilament
- fastener element
- cross
- tape
- Prior art date
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/42—Making by processes not fully provided for in one other class, e.g. B21D53/50, B21F45/18, B22D17/16, B29D5/00
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
- A44B19/34—Stringer tapes; Flaps secured to stringers for covering the interlocking members
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/10—Slide fasteners with a one-piece interlocking member on each stringer tape
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/10—Slide fasteners with a one-piece interlocking member on each stringer tape
- A44B19/12—Interlocking member in the shape of a continuous helix
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/30—Ink jet printing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/25—Zipper or required component thereof
- Y10T24/2518—Zipper or required component thereof having coiled or bent continuous wire interlocking surface
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/25—Zipper or required component thereof
- Y10T24/2518—Zipper or required component thereof having coiled or bent continuous wire interlocking surface
- Y10T24/2525—Zipper or required component thereof having coiled or bent continuous wire interlocking surface with mounting portion having structural formations complementary to stitching
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/25—Zipper or required component thereof
- Y10T24/2536—Zipper or required component thereof having interlocking surface formed from single member with varying cross section
Definitions
- the present invention relates to a fastener stringer having a continuous fastener element attached thereto and a slide fastener having the fastener stringer, and more particularly to a fastener stringer in which the fastener element is colored with a coloring material.
- a slide fastener is constituted by left and right fastener stringers in which fastener elements that are continuous in a coil shape or a zigzag shape, for example, are attached to a fastener tape.
- the continuous fastener element in a coil shape or zigzag shape is formed by extruding a thermoplastic synthetic resin material to form a linear monofilament, and then pressing a part of the obtained monofilament at regular intervals. The part is formed and the monofilament is formed into a coil shape or a zigzag shape.
- the methods for coloring fastener tapes and fastener elements for example, beam dyeing in which continuous fastener stringers are wound around a dyeing beam, and the beams around which the fastener stringers are wrapped are housed in a dyeing pot (for dyeing).
- dyeing methods such as post-dying, and continuous dyeing methods in which continuous fastener stringers are conveyed while being immersed in a dyeing bath, and then heat-treated on the fastener stringers.
- the fastener stringer is heat-treated by performing a heat treatment on the fastener stringer. It is also known to color.
- Patent Document 1 a method and an apparatus for dyeing a slide fastener by an ink jet method are described in JP-A-4-24004 (Patent Document 1).
- this Patent Document 1 mainly explains that the fastener element is dyed by an ink jet method on a slide fastener attached to a fastener tape by injection molding. There is no specific description about dyeing the slide fastener with the fastener element attached to the fastener tape.
- the dyeing method by beam dyeing, the continuous dyeing method, and the dyeing method by ink jet method are generally used. There are many cases.
- the fastener element when a fastener stringer having a continuous fastener element is wrapped around the beam in layers, the fastener element is wound around the surface of the fastener element wound around each layer and the next layer.
- the back surface of the fastener tape is in close contact with each other, and the dye is blocked at the intimate portion. For this reason, when dyeing the fastener stringer wound around the beam in the dyeing pot, it is difficult for the dye to spread over the entire fastener element, and dyeing unevenness or dyeing failure may occur in the dyed fastener element.
- the fastener stringer in order to color the fastener stringer, when using the above-described continuous dyeing method or the ink jet method, the fastener stringer can be easily colored with a desired length. Therefore, it has an advantage that it is easy to deal with a large number of small quantities.
- the fastener element is smoothly smoothed after being immersed in the dyeing bath until the heat treatment is performed.
- the adhesion amount of the dye is uneven on the surface, or a part of the dye falls off.
- continuous fastener elements are molded from synthetic resin monofilaments, simply applying the dye to the surface does not allow the dye to penetrate into the monofilament, which may cause uneven dyeing or poor dyeing. it was high.
- the fastener tape is fixed by the ink droplets soaked in the fibers, etc., so that a desired pattern can be formed beautifully on the fastener tape. is there.
- ink droplets are ejected onto the smooth surface of the fastener element, each ink droplet attached to the element surface is difficult to fix until heat treatment is performed. For this reason, the adjacent ink droplets are mixed with each other and the pattern and color bleed, so that the outline is easily blurred and the fastener element cannot be formed as beautifully as the fastener tape.
- the surface of the monofilament is smooth.
- the pigment-based ink may fall off the fastener element due to friction or impact received by the fastener element, and the color may be peeled off.
- the present invention has been made in view of the above-described conventional problems, and its specific purpose is to cause color unevenness and poor staining when using a dyeing method by beam dyeing or a continuous dyeing method.
- Fasteners that can stably color fastener elements without any problem, and can give a desired pattern and color neatly in the same way as fastener tapes when coloring by inkjet method It is providing a stringer and providing a slide fastener constituted using the fastener stringer.
- the fastener stringer for slide fastener has, as a basic structure, a continuous fastener element formed from a monofilament is attached to a tape side edge of a fastener tape.
- the cross-sectional area of the space region of the recessed groove portion to be partitioned is the bottom of the adjacent recessed groove portion
- the It is an most important characterized by being set larger than the sectional area of the convex portion which is defined by connecting.
- the fastener stringer which concerns on this invention WHEREIN: It is preferable that the protrusion height of the said protruding item
- line part is set to 2.5 micrometers or more and 200 micrometers or less. Further, in the cross section of the monofilament, the diameter of the first imaginary circle formed by connecting the bottom of the concave groove portion is 80 with respect to the diameter of the second imaginary circle formed by connecting the top of the ridge. It is preferable to have a dimension of at least%.
- the interval in the circumferential direction between the predetermined positions of the protruding portions is set to 24 ⁇ m or more and 200 ⁇ m or less.
- line part is distribute
- the fastener element includes an engagement head, an upper and lower leg portion extending from the engagement head in the tape width direction, and one of the upper and lower leg portions in the length direction of the fastener tape.
- a connecting portion connected to one of the upper and lower leg portions of the fastener element adjacent to the upper and lower leg portions, and at least the convex strip portion arranged on the upper and lower leg portions is twisted with respect to the extending direction of the upper and lower leg portions.
- it is.
- the curvature of the concave groove surface of the concave groove portion is set to be smaller than the curvature of the convex curved surface of the ridge portion.
- At least one of the ridges is disposed from one top surface to the concave groove on one side and from the top to the concave groove on the other side. It is preferable that the other curved surface portion is configured asymmetrically.
- the slide fastener which has a pair of fastener stringers provided with the above-mentioned structure is provided.
- the ridges arranged on the upper and lower legs of the fastener element are arranged to be twisted with respect to the extending direction from the meshing head of the upper and lower legs, and It is preferable that the torsional direction of the ridges with respect to the extending direction of the legs is opposite to the left and right fastener stringers.
- the fastener stringer according to the present invention is such that at least a part of a continuous fastener element formed from a monofilament is subjected to a coloring treatment or a surface treatment, and the continuous fastener element extends in the length direction of the monofilament.
- the cross-sectional area of the space region of the groove portion that is defined by connecting the top portions of the adjacent protruding groove portions is the section of the protruding rib portion that is defined by connecting the bottom portions of the adjacent groove portions. It is set larger than the area.
- the ridge portion refers to a portion in which the outer peripheral surface protrudes in a convex shape in the cross section of the monofilament
- the concave groove portion refers to a portion in which the outer peripheral surface is recessed in a concave shape in the cross section of the monofilament.
- the plurality of ridges and groove portions formed on the upper leg portion or the lower leg portion of the fastener element are preferably arranged in the same direction as each other, and further, arranged in parallel to each other. It is particularly preferred that
- the fastener element of this invention is shape
- the coloring treatment or surface treatment performed on the fastener element is not particularly limited.
- a dyeing method by beam dyeing as described above a continuous dyeing method, a method of coloring using a dye-based ink or a pigment-based ink by an ink jet method can be suitably used, and others Moreover, the painting process by spraying etc. can be used.
- a film forming process such as a vapor deposition process, a process of attaching a sheet-like film by thermal transfer, or the like can be used.
- a plurality of fine ridges continuously formed along the length direction of the monofilament and a plurality of fine grooves are arranged on the peripheral surface of the monofilament.
- each ridge portion and each groove portion are continuously arranged along the length direction of the monofilament (particularly, by being arranged parallel to each other in the same direction), It is also possible to prevent the strength from locally decreasing in the length direction of the monofilament.
- each protrusion is continuously arranged along the length direction of the monofilament, for example, when a slide fastener is configured and the slider is slid, the resistance between the slider and the fastener element is increased. Can be prevented from changing during the sliding of the slider, so that the operability of the slide fastener is not affected.
- the fastener stringer when dyeing a fastener element by using a dyeing method by beam dyeing, a concave groove portion having a space area having a large cross-sectional area is formed on the circumferential surface of the fastener element.
- the dye can be smoothly distributed over the entire fastener element through the recessed groove portion even when the fastener stringer is wrapped around the beam and wound for dyeing. For this reason, the fastener stringer can be uniformly dyed with a desired color without causing uneven dyeing or poor dyeing in the fastener element.
- a concave groove portion having a space area with a large cross-sectional area is arranged on the peripheral surface of the fastener element, so that the dye is added to each concave groove portion. It can be received and stably held. For this reason, it can suppress that the adhesion amount of the dye is biased on the surface of the fastener element and the part of the dye falls off after the immersion bath is immersed in the heat treatment. Therefore, the fastener stringer can be uniformly dyed in a desired color without causing uneven dyeing or poor dyeing in the fastener element.
- a concave groove portion having a space area with a large cross-sectional area is arranged on the peripheral surface of the fastener element, so that the surface is injected onto the surface of the fastener element.
- the received ink droplets are received by the concave groove portion, and the ink droplets adhering to the element surface can be stably fixed.
- the pigment-based ink can be received and stably held at each concave groove portion on the surface of the fastener element. For this reason, for example, when the slider is slid or when the slide fastener collides with another article, it is possible to effectively suppress the pigment-based ink from dropping from the fastener element due to friction or impact received by the fastener element. .
- the fastener element when performing a surface treatment including a coating process by spraying on a fastener element, a film forming process such as a vacuum deposition process, or a process of attaching a sheet-like film by thermal transfer, the fastener element Since the concave groove portion having a space area with a large cross-sectional area is arranged on the peripheral surface of the fastener element, the surface of the fastener element and a film (including a coating film) formed on the same surface or affixed on the same surface Adhesiveness or adhesiveness with the film to be attached can be improved. Accordingly, it is possible to make it difficult to peel off the film or film disposed on the fastener element, and to maintain the quality of the fastener stringer stably over a long period of time.
- a film forming process such as a vacuum deposition process, or a process of attaching a sheet-like film by thermal transfer
- the protruding height of the ridge is set to 2.5 ⁇ m or more and 200 ⁇ m or less.
- the protruding height of each protrusion is set to be 2.5 ⁇ m or more, it is possible to deeply form each groove and secure a large cross-sectional area of the space region in the groove.
- the dye in the case of the dyeing process by beam dyeing, the dye can be more smoothly distributed to the entire fastener element through the groove portion. Moreover, in the case of the continuous dyeing
- each protrusion is set to 200 ⁇ m or less, the strength of the fastener element (monofilament) that can withstand the use of the slide fastener can be stably secured, and the fastener When the element is viewed, the surface of the element can be prevented from giving a jagged feeling.
- the diameter of the first imaginary circle formed by connecting the bottom of the concave groove is 80% or more with respect to the diameter of the second imaginary circle formed by connecting the top of the ridge. And preferably 90% or more.
- the upper limit of the ratio of the diameter of the first virtual circle to the diameter of the second virtual circle is not particularly limited, but in order to appropriately secure the size of the cross-sectional area of the space area in the concave groove, It is preferable that the diameter has a dimension of 99% or less with respect to the diameter of the second virtual circle.
- the first and second imaginary circles are imaginary circles formed by connecting the bottom of the groove and the top of the ridge as described above, and the first and second imaginary circles are all It is preferably formed by connecting the bottom of the concave groove and the top of all the ridges, but when a virtual circle that connects the bottom of all the concave grooves or the top of all the ridges cannot be formed
- the first virtual circle or the second virtual circle may be an approximate virtual circle that minimizes the distance from the bottom of all the concave grooves or the top of all the convex strips.
- the interval in the circumferential direction between the predetermined positions of the ridges is set to 24 ⁇ m or more and 200 ⁇ m or less.
- the interval in the circumferential direction between the predetermined positions of each ridge is, for example, the interval in the circumferential direction between the tops of each ridge, or one end (hem) of each ridge.
- the so-called pitch of the ridges In the circumferential direction, and the so-called pitch of the ridges.
- the ridges are arranged on the peripheral surface of the monofilament in the number of 12 to 72, preferably in the number of 12 to 48.
- groove part can be provided in the whole surrounding surface of a monofilament at an appropriate space
- dye can be spread over the whole fastener element more smoothly via a ditch
- dye can be reliably received and hold
- coloring by the ink jet method it is possible to reliably receive and fix the ink droplets in each concave groove portion.
- the fastener element includes a meshing head, an upper and lower leg portion extending from the meshing head in the tape width direction, and one of the upper and lower leg portions adjacent to the length direction of the fastener tape.
- a connecting portion that is connected to one of the upper and lower leg portions of the element, and at least the ridges arranged on the upper and lower leg portions are twisted (tilted) with respect to the extending direction of the upper and lower leg portions.
- the groove portions are arranged so as to go around the peripheral surface of the monofilament. Is done. For this reason, for example, when performing the dyeing process by beam dyeing on the fastener stringer, the fastener stringer is wound around the beam and the surface of the fastener element wound around each layer and the fastener tape wound around the next layer Even in a state where the back surface is in close contact with each other, the dye can be distributed to the close surface of the fastener element via the concave groove portions arranged by twisting, so that the entire fastener element can be dyed stably.
- the curvature of the concave curved surface of the concave groove is set to be smaller than the curvature of the convex curved surface of the ridge. Accordingly, since the concave groove portion can be widely formed in the circumferential direction, when performing the dyeing process by beam dyeing, the dye can be more stably distributed throughout the fastener element via the concave groove portion. Further, in the case of the continuous dyeing method, the dye can be received and stably held in each concave groove. Further, in the case of coloring by an ink jet method, ink droplets can be received and fixed stably in each concave groove.
- the depth of the concave groove portion is relatively shallow even if the concave groove portion is formed wide in the circumferential direction. Therefore, the strength of the monofilament can be secured stably.
- At least one of the ridges includes one curved surface portion disposed from the top portion to the concave groove portion on one side, and another curved surface portion disposed from the top portion to the concave groove portion on the other side.
- the fastener stringer of the present invention since a plurality of convex portions and concave grooves are arranged on the peripheral surface of the fastener element, light is diffusely reflected (diffuse reflection) at these convex portions and concave grooves. As a result, the gloss of the monofilament can be reduced or eliminated.
- the reflection of light is not uniform between one curved surface portion and the other curved surface portion, and the light is Since the diffuse reflection can be performed more effectively, the gloss of the monofilament can be effectively reduced or eliminated.
- the slide fastener of the present invention having a pair of fastener stringers having the above-described configuration is a plurality of fine ridges and a plurality of fine grooves formed continuously along the length direction of the monofilament. Are arranged on the peripheral surface of the monofilament, and in the cross section of the monofilament, the cross sectional area of the space region of each concave groove is set larger than the cross sectional area of each convex strip.
- Such a slide fastener of the present invention prevents the fastener element from causing uneven dyeing or poor dyeing by performing a dyeing process by beam dyeing or a dyeing process by a continuous dyeing method on the fastener stringer or the fastener chain.
- Improved slide fastener is formed by applying a coloring process to the fastener stringer or fastener chain using an inkjet method, so that the contour of the pattern attached to the fastener element is beautifully formed, and the slide fastener has improved appearance. Become.
- the ridges arranged on the upper and lower legs of the fastener element are arranged to be twisted with respect to the extending direction from the meshing head of the upper and lower legs, and the upper and lower legs
- the twisting direction of the ridges with respect to the extending direction of the parts is reversed by the left and right fastener stringers.
- FIG. 1 is a front view showing a slide fastener according to an embodiment of the present invention.
- FIG. 2 is an enlarged view of a main part showing the main part of the slide fastener in an enlarged manner.
- FIG. 3 is a cross-sectional view of the upper leg portion of the fastener element disposed in the slide fastener.
- FIG. 4 is a schematic view schematically showing a cross section of the upper leg portion.
- FIG. 5 is an enlarged cross-sectional view in which the cross section of the upper leg portion of the fastener element is enlarged.
- FIG. 6 is a schematic view schematically showing a cross section of the main part of the upper leg.
- FIG. 7 is a diagram schematically illustrating the shape of the discharge hole portion of an extrusion molding nozzle for extruding a monofilament.
- FIG. 8 is a cross-sectional view showing a slide fastener according to another embodiment of the present invention.
- FIG. 9 is a cross-sectional view of the upper leg portion of the fastener element in which twelve ridges are arranged on the peripheral surface of the monofilament.
- FIG. 10 is an enlarged cross-sectional view in which the cross section of the upper leg portion of the fastener element is enlarged.
- FIG. 11 is a cross-sectional view of the upper leg portion of the fastener element in which 36 ridges are arranged on the peripheral surface of the monofilament.
- FIG. 12 is an enlarged cross-sectional view in which the cross section of the upper leg portion of the fastener element is enlarged.
- the continuous fastener element described in the following embodiments is formed by forming a monofilament into a coil shape, but the present invention is not limited to this, and the continuous fastener element zigzags the monofilament. It may be formed by molding into a shape.
- FIG. 1 is a front view showing the slide fastener according to the present embodiment
- FIG. 2 is an enlarged view of a main part showing an enlarged main part of the slide fastener
- 3 is a cross-sectional view of the upper leg portion of the fastener element arranged in the slide fastener
- FIG. 4 is a schematic view schematically showing a cross section of the upper leg portion
- FIG. 5 is an enlarged cross-sectional view in which the cross section of the upper leg portion of the fastener element is enlarged
- FIG. 6 is a schematic view schematically showing the cross section of the main portion of the upper leg portion.
- the cross section is displayed in a white background instead of hatching in order to facilitate understanding of the features of the present invention.
- the front-rear direction refers to the length direction of the fastener tape, and is the same direction as the sliding direction in which the slider slides.
- the left-right direction refers to the tape width direction of the fastener tape, and refers to a direction parallel to the tape surface of the fastener tape and orthogonal to the tape length direction.
- the vertical direction refers to the tape front and back direction perpendicular to the tape surface of the fastener tape.
- the direction on the side where the fastener element is attached to the fastener tape is the upper side, and the opposite direction is the lower side. It prescribes.
- the slide fastener 1 includes a pair of left and right fastener stringers 10, an upper stopper 6 fixed to one end side of an element row 21 of the fastener stringer 10, and the other end of the element row 21 of the fastener stringer 10. It has a bottom stopper 7 fixed to the side, and a slider 8 slidably attached along the element row 21.
- the slider 8 In the slide fastener 1, the slider 8 is slid toward the upper stopper 6 to engage the left and right element rows 21 to close the slide fastener 1, and the slider 8 is moved to the lower stopper 7. It is configured as a so-called standard type slide fastener that can open the slide fastener 1 by separating the left and right element rows 21 by sliding toward each other.
- the upper stopper 6, the lower stopper 7, and the slider 8 in this slide fastener 1 are comprised similarly to what was generally used conventionally.
- the left and right fastener stringers 10 constituting such a slide fastener 1 have a fastener tape 11 woven in a narrow width and an element row 21 arranged along the tape side edge portion 11b of the fastener tape 11.
- the element row 21 includes a double ring stitching of the sewing thread 28 in a state where the fastener element 20 which is continuous in a coil shape has a core string 27 inserted in the upper and lower leg portions 23 and 24 as will be described later. It is comprised by being sewn on by the fastener tape 11. In the present invention, it is also possible to configure the element row 21 by sewing the fastener element 20 to the fastener tape 11 without providing the core string 27.
- the fastener tape 11 is arranged on a tape main body portion 11a which is a portion sewn on a fastener-attached product such as clothes and bags, and one side edge side of the tape main body portion 11a, and the fastener element 20 is attached thereto. And a tape side edge portion 11b (sometimes referred to as an element mounting portion).
- the fastener tape 11 in the present embodiment is configured by a woven structure
- the configuration of the fastener tape 11 is not particularly limited in the present invention.
- the material and the thickness of the warp and weft forming the fastener tape 11 are not limited.
- the length can be arbitrarily set, and the fastener tape 11 can be constituted by a knitted structure.
- the fastener element 20 of the present embodiment has a continuous coil shape, and is configured by molding a monofilament 30 made of a thermoplastic resin such as polyamide or polyester, as will be described in detail below.
- the fastener element 20 of the present embodiment is subjected to a dyeing process, a dyeing process by a continuous dyeing method, or a coloring process by an ink jet method for beam dyeing, but before these coloring processes are performed.
- the color of the fastener element 20 is not particularly limited, and the fastener element 20 may be configured to be transparent. For example, when the fastener element 20 is configured to be transparent, the color of the fastener element 20 can be made more uniform when the entire fastener element 20 is colored with the same color, for example.
- the fastener element 20 has a meshing head 22 formed so as to project in the front-rear direction (length direction of the fastener tape 11), and extends in the tape width direction from the meshing head 22 toward the inside of the tape.
- the zigzag fastener element when the fastener element is formed in a zigzag shape, the zigzag fastener element includes a meshing head and a pair of upper and lower legs extending in the tape width direction from the meshing head toward the inside of the tape. And a connecting portion that connects between the fastener elements adjacent in the front-rear direction, and the upper leg portion of each fastener element is connected to the upper leg portion of the fastener element adjacent to the front or rear via the connecting portion.
- the lower leg portion of each fastener element is connected to the lower leg portion of the fastener element adjacent rearwardly or forwardly via a connecting portion.
- the fastener tape is located between the upper leg portion and the lower leg portion of the fastener element.
- a plurality of protruding ridges 31 projecting so as to continue along the length direction of the monofilament 30 constituting the fastener element 20, and between the protruding ridges 31.
- a plurality of recessed groove portions 32 provided in a recessed manner are provided, and the plurality of projecting ridge portions 31 and the recessed groove portions 32 are arranged in parallel to each other.
- the shapes of the protruding line portions 31 and the recessed groove portions 32 are not particularly limited.
- the outer peripheral surfaces of the protruding line portions 31 and the recessed groove portions 32 are angular. If it has a shape, the ridge 31 may be easily scraped by friction with the slider 8, or the slider 8 may be easily caught by the fastener element 20 and the sliding performance of the slider 8 may be reduced. It is preferable that the outer peripheral surfaces of the ridge portion 31 and the groove portion 32 are formed in a curved surface shape.
- the point or portion farthest from the center position of the monofilament 30 in the radial direction in each ridge 31 is defined as the top of the ridge 31. That is, the top of the ridge 31 is the dimension from the center of a first imaginary circle 33 or a second imaginary circle 34 described later that can be virtually drawn in the cross-sectional view of the monofilament 30 at the tip of the ridge 31. Can be the largest position.
- each concave groove portion 32 the point or portion closest to the radial direction from the center position of the monofilament 30 is defined as the bottom portion of the concave groove portion 32.
- a straight line in the radial direction passing through the midpoint of the line connecting the tops of the two adjacent ridges 31 and the center of the first virtual circle 33 or the second virtual circle 34 in the cross-sectional view of the monofilament 30 is The position where the groove portion 32 intersects may be approximated to the bottom portion of the groove portion 32.
- the maximum diameter of the monofilament 30 constituting the fastener element 20 is set to 0.74 mm.
- the maximum diameter of the monofilament 30 refers to the diameter of the second imaginary circle 34 formed by connecting the tops of the respective protrusions 31 as described later.
- a cross section of the monofilament 30 in the upper leg portion 23 eighteen ridges 31 are arranged on the peripheral surface of the monofilament 30 at substantially equal intervals.
- the circumferential interval between the tops of the ridges 31 (hereinafter, this interval is referred to as the pitch of the ridges 31) is set to 24 ⁇ m or more and 200 ⁇ m or less, and the ridges in the monofilament 30 are the same.
- the average of the pitch of the part 31 was calculated
- the top point is clearly determined depending on the shape of the ridge 31. May not be possible.
- the circumference may be obtained from the maximum diameter of the monofilament 30, and the average of the pitch of the ridges 31 may be obtained by dividing the circumference by the number of the ridges 31.
- the average pitch is preferably 24 ⁇ m or more and 200 ⁇ m or less.
- the circumferential dimension of one concave groove portion 32 is set larger than the circumferential dimension of one ridge 31.
- the groove 32 is formed with a larger dimension in the circumferential direction than the protrusion 31, the dye can be stably held in each groove 32 and the ink can be stably fixed. Can be.
- the dimension in the circumferential direction of the groove portion 32 is a dimension in the circumferential direction in the range where the concave curved surface is formed in the groove portion 32
- the dimension in the circumferential direction of the ridge portion 31 is It is the dimension in the circumferential direction of the range where the convex curved surface is formed in the convex portion 31, and in this case, the outer peripheral surface of the boundary portion between the convex portion 31 and the concave groove portion 32 is concave from the convex curved surface. It is comprised by the site
- the outer peripheral surfaces of the ridge portion 31 and the groove portion 32 are approximated in the cross-sectional photograph of the monofilament 30.
- An arcuate curved line may be virtually drawn, and the circumferential dimension of the convex strip portion 31 and the concave groove portion 32 may be obtained based on the virtual curved line.
- the protruding height of each protruding line portion 31 is set in the range of 2.5 ⁇ m to 200 ⁇ m, and the average protruding height of all protruding line portions 31 is 5 ⁇ m to 100 ⁇ m. It is set as follows. Actually, when the maximum diameter of the monofilament 30 is set to 0.74 mm as in this embodiment, the protruding height of each protrusion 31 is in the range of 5 ⁇ m to 150 ⁇ m (particularly, 5 ⁇ m to 50 ⁇ m). ), And the average of the protruding heights of all the ridges 31 was 10 ⁇ m.
- each recessed groove portion 32 is formed deeply, and a large cross-sectional area 35 of the space region in the recessed groove portion 32 is ensured as will be described later. be able to.
- the protruding height of each protrusion 31 is 200 ⁇ m or less, the cross-sectional area of the region that ensures the strength of the monofilament 30 (that is, the protrusion 31 and the groove 32 are provided in the monofilament 30).
- the cross-sectional area of the region inside the circumferential region is appropriately secured, and the strength that the fastener element 20 can withstand the use of the slide fastener 1 can be stably obtained.
- each protruding line portion 31 is 200 ⁇ m or less, it is possible to prevent the surface of the element from being given a jagged or rough feeling when the fastener element 20 is viewed. Further, by lowering the protruding height of the ridge portion 31, when the left and right fastener elements 20 are meshed with each other in the slide fastener 1, the left and right meshing heads 22 can be meshed smoothly and alternately, and a predetermined chain The transverse pulling strength can be obtained stably.
- a first imaginary line connecting the tops of two adjacent ridge portions 31 is drawn, and both ridges are drawn.
- a point that is farthest from the imaginary line in the groove 32 disposed between the portions 31 is determined as a reference point.
- a tangent line is drawn from the reference point with respect to a circle that is centered on the center position in the cross section of the monofilament 30 and passes through the reference point, and is parallel to the tangent line, and Draw a second imaginary line through the top.
- line part 31 is calculated
- the diameter of the first virtual circle 33 formed by connecting the bottom portions of the respective concave groove portions 32 is formed by connecting the top portions of the respective convex strip portions 31.
- the second imaginary circle 34 has a dimension of 80% or more, preferably 90% or more, relative to the diameter of the second virtual circle 34.
- the diameter of the first virtual circle 33 formed by connecting the bottom portions of the respective concave groove portions 32 is 0.72 mm
- the second virtual circle formed by connecting the top portions of the respective convex strip portions 31 is 0.74 mm
- the ratio of the diameter of the first virtual circle 33 to the diameter of the second virtual circle 34 is set to 97%.
- the cross-sectional area 35 of the space region of each concave groove portion 32 partitioned by virtually connecting the top portions of the adjacent convex strip portions 31 is the concave groove portions adjacent to each other. It is set to be larger than the cross-sectional area 36 (area of the hatched portion in FIG. 6) of each ridge portion 31 partitioned by virtually connecting the bottom portions of 32.
- the cross-sectional area 35 of the space area of each groove part 32 is larger than the cross-sectional area 36 of each convex line part 31, in this invention, the cross-sectional area of the space area of a groove part is the cross-sectional area of a protrusion part. Is larger than the cross-sectional area 35 of the space region of the predetermined number of groove portions 32 or the space region of each groove portion 32. The case where the average of the cross-sectional areas 35 is larger than the average of the cross-sectional areas 36 of the ridges 31 is included.
- the protruding height of each protrusion 31 is controlled to a predetermined range, and the first virtual circle 33 with respect to the diameter of the second virtual circle 34 is controlled. Since the ratio of the diameter of the monofilament 30 is as large as 97%, the monofilament 30 can be used as the slide fastener 1 even if the circumferential surface of the monofilament 30 is formed with a plurality of concave grooves 32 having the above-described space region. The strength of 30 can be appropriately secured.
- the fastener element 20 since the protruding strip portions 31 and the recessed groove portions 32 are arranged in parallel to each other, it is possible to prevent the strength of the monofilament 30 from being locally reduced in the length direction of the monofilament 30. .
- the curvature of the concave curved surface of at least one of the groove portions 32 of all the groove portions 32 is obtained.
- the curvature is set to be smaller than the curvature of the convex curved surface of the convex portion 31 adjacent to the concave groove portion 32, and the degree of bending of the curved surface of the concave groove portion 32 is more gradual than the curved surface of the convex portion 31. It has become.
- the recessed groove portions 32 can be formed widely in the circumferential direction, the dye can be stably held in each recessed groove portion 32 and the ink can be stably fixed.
- the depth of the concave groove portion 32 can be made relatively shallow, so that the strength of the monofilament 30 can be secured stably.
- the outer peripheral surfaces of the ridge portion 31 and the groove portion 32 are approximated in the cross-sectional photograph of the monofilament 30.
- An arcuate curved line may be virtually drawn, and the curvature of the convex curved surface of the ridge portion 31 and the curvature of the concave curved surface of the concave groove portion 32 may be obtained based on the virtual curved line.
- At least one ridge portion 31 disposed on the peripheral surface of the monofilament 30 has, in the cross section of the monofilament 30, one curved surface portion disposed from the top to the concave groove portion 32 on one side in the circumferential direction;
- the other curved surface portion arranged from the top portion to the concave groove portion 32 on the other side in the circumferential direction is configured asymmetrically.
- the plurality of convex portions 31 and the plurality of concave groove portions 32 are arranged on the peripheral surface of the fastener element, light is diffused by the convex strip portions 31 and the concave groove portions 32. By reflecting, the gloss of the monofilament can be reduced or eliminated.
- the cross section of the monofilament 30 is viewed as described above, if the convex portion 31 is formed so as to be asymmetric on the left and right across the top, one curved surface portion and the other of the convex portion 31 are formed. Since the light can be reflected and diffused more effectively by differently reflecting the light from the curved surface portion, the gloss of the monofilament 30 can be further reduced or more reliably lost.
- the arrangement direction of the convex strip portions 31 and the concave groove portions 32 arranged on the upper and lower leg portions 23 and 24 is the upper and lower leg portions 23 and 24. It is in a twisted (tilted) state with respect to the tape width direction which is the extending direction.
- the ridges 31 and the grooves 32 on the upper and lower legs 23 and 24 are connected from the side of the meshing head 22. It is arranged so as to be inclined toward the front side (upper stopper 6 side) toward the portion 25.
- the ridges 31 and the grooves 32 on the upper leg 23 are connected to the connecting portion 25 from the meshing head 22 side.
- the protrusion 31 and the groove 32 on the upper leg 23 are twisted so as to be parallel to each other and inclined in the same direction.
- the lower leg portion 24 When the slide fastener 1 is viewed from the front side, the lower leg portion 24 is not visible because it is located below the upper leg portion 23, but when the coiled fastener element 20 is viewed from the back side opposite to the front side.
- the ridges 31 and the grooves 32 on the lower leg 24 are twisted and arranged so as to be inclined toward the front side (upper stopper 6 side) from the meshing head 22 side toward the connecting part 25. .
- the direction in which the ridges 31 and the grooves 32 are twisted may be opposite to that in the first embodiment. That is, when the upper leg portion 23 of the fastener element 20 is viewed from the front side, the fastener element 20 is twisted so as to be inclined toward the rear side (the lower stopper 7 side) from the meshing head portion 22 side toward the connecting portion 25. May be.
- the ridge 31 and the groove 32 on the lower leg 24 are twisted so as to be parallel to each other and inclined in the same direction.
- the direction in which the protruding strip portion 31 and the concave groove portion 32 of the upper and lower leg portions are twisted is the same in the zigzag fastener element.
- the ridge portions 31 and the groove portions 32 disposed on the upper and lower leg portions 23 and 24 of the right fastener element 20 and the left fastener element are symmetrically twisted so as to face opposite directions.
- the left and right fastener stringers 10 are twisted in the direction in which the convex strips 31 and the concave groove portions 32 of the fastener elements 20 are twisted.
- the direction of twisting of the ridges 31 and the grooves 32 of the fastener element 20 is different.
- the difference in the twisting direction is that the extension line of the slope due to the twist of the convex strip portion 31 or the concave groove portion 32 on the upper and lower leg portions 23, 24 of the left and right fastener elements 20 and the upper and lower legs of the other fastener element 20.
- the extended line of the inclination by the twist of the protruding line part 31 or the groove part 32 on the parts 23 and 24 intersects with each other at an angle.
- line part 31 or the groove part 32 is circular, for example, the extended line of inclination can be made into the tangent of the circular arc.
- the fastener tape 11 and the fastener element 20 are prepared.
- the fastener tape 11 is woven in a desired woven structure by inserting a weft by reciprocating the carrier bar into the warp opening using, for example, a loom.
- the monofilament 30 made of a thermoplastic resin such as polyamide or polyester is extruded using the extrusion nozzle 40 as shown in FIG. .
- the shape of the discharge hole portion 41 of the extrusion molding nozzle 40 is formed in a gear shape having 18 convex portions 42 at the peripheral edge portion of the discharge hole portion 41.
- the convex part 42 of the discharge hole part 41 and the recessed part 43 formed between each convex part 42 have a symmetrical shape, and the curvature in the convex curved surface of the convex part 42 and the concave curved surface of the concave part 43 exist. The curvature is set to approximately the same size.
- the extrusion molding nozzle 40 by extruding a thermoplastic resin from the extrusion molding nozzle 40, a plurality of ridges 31 that are continuous along the length direction and arranged in parallel to each other, and between the ridges 31 are provided.
- the monofilament 30 in which the plurality of recessed groove portions 32 to be disposed is disposed on the entire peripheral surface is obtained.
- the maximum diameter of the monofilament 30 obtained by this extrusion molding is about 2.2 mm.
- the monofilament 30 extruded as described above is stretched.
- the wire diameter of the monofilament 30 can be reduced, and the strength of the monofilament 30 can be increased by oriented crystallization of the polymer.
- the monofilament 30 immediately after the above-described extrusion molding and the monofilament 30 being stretched are more likely to bulge outward due to a greater internal pressure as they approach the center line of the monofilament 30.
- the curvature of the concave curved surface of the concave groove portion 32 is small (the radius of curvature is large), and the degree of curvature of the concave curved surface is gentler than that of the convex curved surface of the ridge 31.
- the protruding height of the protrusion 31 can be made smaller than the dimension based on the shape of the discharge hole 41 of the nozzle 40 for extrusion molding.
- the maximum diameter of the monofilament 30 can be reduced to a size of 0.74 mm, which is 1/3 of the dimension before the stretching process (2.2 mm).
- the size of the protrusion 31 is controlled so that the protrusion height of the protrusion 31 is in the range of 5 ⁇ m to 100 ⁇ m and the average protrusion height of all the protrusions 31 is 10 ⁇ m.
- the diameter of the first virtual circle 33 formed by connecting the bottom of each concave groove 32 is formed by connecting the top of each convex strip 31.
- the strength of the monofilament 30 that can withstand use as the slide fastener 1 can be stably obtained by controlling the size of the second virtual circle 34 to be 80% or more of the diameter.
- a continuous fastener element 20 is formed from the stretched monofilament 30.
- the continuous fastener element 20 is formed by, for example, forming a massive meshing head 22 by pressing the monofilament 30 at a predetermined interval, and then winding the monofilament 30 in a coil shape. Yes.
- the direction of the ridges 31 of the upper and lower legs 23, 24 can be twisted with respect to the extending direction of the upper and lower legs 23, 24.
- the monofilament 30 itself receives various stresses, and therefore, in the convex portion 31 and the concave groove portion 32 arranged on the peripheral surface of the monofilament 30, Some ridges 31 are plastically deformed when crushed. As described above, when the ridge portion 31 is crushed during molding, depending on the form of the ridge portion 31, the dye can be more stably held when the dye is held in the groove portion 32 as described later. .
- the meshing head 22 and the connecting portion 25 of the fastener element 20 have a larger amount of plastic deformation at the time of forming the fastener element than the upper and lower leg portions 23 and 24 of the fastener element 20, and therefore the meshing head 22 and the connecting portion.
- the protruding height of the ridge portion 31 disposed on the lower portion 25 is lower than that of the upper and lower leg portions 23 and 24.
- the fastener stringer 10 of this embodiment which has the structure mentioned above is manufactured stably by sewing the continuous fastener element 20 shape
- molding the continuous fastener element 20 from the monofilament 30 the shape
- the fastener stringer 10 is formed between the 18 ridges 31 continuously formed along the length direction of the monofilament 30 and the ridges 31.
- 18 concave groove portions 32 are arranged in parallel with a predetermined size on the entire peripheral surface of the monofilament 30, and are partitioned by connecting the tops of the ridges 31 in the cross section of the monofilament 30.
- the cross-sectional area 35 of the space region of the concave groove portion 32 is set to be larger than the cross-sectional area 36 of the ridge portion 31 partitioned by connecting the bottom portions of the concave groove portion 32.
- the fastener stringer 10 which joined the fastener stringer 10 or the same fastener stringer 10 of this embodiment in pairs, for example, the fastener stringer 10 or a fastener chain overlaps with a beam.
- the surface of the fastener element 20 wound around each layer and the back surface of the fastener tape 11 wound around the next layer are in close contact with each other, the surface of the fastener element 20 is wound around the next layer. Since a slight gap is formed by the concave groove portion 32 between the back surface of the fastener element 20 formed and the dye flows through the concave groove portion 32, the surface close to the fastener element 20 is also formed. Can spread the dye.
- the concave groove portion 32 is twisted with respect to the extending direction of the upper and lower leg portions 23, 24, the entire upper surface side of the upper leg portion 23 is in close contact with the back surface of the fastener tape 11.
- the dye can be easily distributed to the upper surface of the upper leg portion 23 via the concave groove portion 32. Therefore, the fastener stringer 10 or the fastener chain can be uniformly dyed with a desired color without causing uneven dyeing or poor dyeing in the fastener element 20.
- the fastener tape 11 and the fastener can be obtained by immersing the fastener stringer 10 or the fastener chain in the dyeing bath.
- a dye is attached to the surface of the element 20.
- the concave groove portions 32 are arranged on the peripheral surface of the monofilament 30, the dye can be received by each concave groove portion 32 and the dye can be stably held on the surface of the fastener element 20.
- the fastener stringer 10 or the fastener chain can be uniformly dyed with a desired color without causing uneven dyeing or poor dyeing of the fastener element 20.
- the fastener stringer 10 or the fastener chain is transported at a predetermined speed in the tape length direction.
- Dye-based ink is ejected from the inkjet nozzle installed at the position to the entire tape width direction of the fastener stringer 10 or the fastener chain.
- the ink droplets sprayed onto the fastener tape 11 are fixed to the fastener tape 11 by, for example, soaking into the fibers constituting the fastener tape 11. Further, the ink droplets sprayed on the fastener element 20 are received by the concave groove portion 32 disposed on the peripheral surface of the fastener element 20, and the ink droplets can be stably fixed on the surface of the fastener element 20.
- the pattern attached to the fastener element 20 is prevented from blurring (the contour of the pattern and the color is blurred).
- the outline of the pattern can be clearly formed. Accordingly, by subsequently performing heat treatment on the fastener stringer 10 or the fastener chain to which the ink droplets have adhered, a desired pattern that is continuous with the fastener tape 11 and the fastener element 20 can be clearly applied, and the appearance is improved.
- the obtained slide fastener 1 can be obtained.
- the surface of resin and the inside of the surface vicinity can be dye
- the heat treatment is performed, for example, by passing the fastener stringer 10 or the fastener chain in a heated atmosphere, and is also referred to as dry heat treatment.
- dry heat treatment an example of performing heat treatment by spraying ink droplets onto the fastener stringer 10 or the fastener chain having a predetermined length has been described.
- the upper stopper 6 and the bottom stopper are provided on the pair of fastener stringers 10. After attaching the tool 7 and the slider 8 to configure the slide fastener 1, it is possible to perform a coloring process by an inkjet method on the slide fastener 1.
- the pigment-based ink is used instead of the dye-based ink. It is also possible to perform coloring.
- the pigment-based ink is a type of ink in which the dye is not dissolved in the solvent but is dispersed in the solvent, unlike the dye-based ink in which the dye is dissolved in the solvent. Even when the slide fastener 1 is colored using such a pigment-based ink, the ink droplets can be stably fixed in the concave groove portion 32 of the fastener element 20, and the contour of the pattern can be clearly displayed.
- the pigment-based ink can be stably held by the concave groove portion 32 on the surface of the fastener element 20, for example, when the slide fastener 1 is configured and the slider 8 is slid, or the slide fastener 1 is attached to another article. It is also possible to effectively prevent the pigment-based ink from dropping from the fastener element 20 due to friction or impact received by the fastener element 20 when a collision occurs.
- the fastener element 20 of the present embodiment or the fastener chain can be painted and colored by spraying. Further, a surface treatment for forming a metal film on the surface of the fastener element 20 by performing a vapor deposition treatment in a vacuum on the fastener stringer 10 or the fastener chain can be performed. Furthermore, the surface treatment which sticks a sheet-like film on the surface of the fastener element 20 by thermal transfer can also be performed.
- the fastener stringer 10 or the fastener chain of the present embodiment is subjected to the above-described coloring treatment by coating or surface treatment such as vacuum vapor deposition treatment, the plurality of recessed groove portions 32 having a predetermined size are formed in the fastener element 20. Therefore, a coating film or a part of the coating enters each concave groove portion 32 and is reliably fixed. Thereby, the fixing strength between the fastener element 20 and the coating film or film formed on the surface (circumferential surface) of the fastener element 20 can be greatly increased. The film can be made difficult to peel.
- the plurality of concave grooves 32 having a predetermined size are arranged on the fastener element 20. Therefore, the adhesive can enter the concave groove 32 and the film can be securely fixed. Thereby, since the adhesive strength between the fastener element 20 and the film attached to the fastener element 20 can be significantly increased, the attached film can be made difficult to peel off.
- dyeing means that the dye dyes the surface of the resin and the inside of the vicinity of the surface, and painting means that colors are laminated on the surface.
- material dyed with the same dye for a fastener tape and a fastener element For example, when the material of the fastener tape is polyester resin, it is preferable to use polyester resin or polybutylene terephthalate for the fastener element.
- the fastener element is made of polyamide resin. Is preferably used. In this case, putting a desired color on the fastener element is called a coloring process, and the dyeing process is included in the coloring process.
- the ridge portion 31 and the groove portion 32 having a predetermined size are continuous along the length direction of the monofilament 30, and They are arranged parallel to each other.
- strength of the monofilament 30 can prevent falling locally in the length direction of the monofilament 30, and the intensity
- the outer peripheral surfaces of the ridge portion 31 and the groove portion 32 are formed in a substantially curved surface shape, when the slide fastener 1 is configured and the slider 8 is slid, the slider 8 It is possible to prevent the ratchet from being caught by the groove 32 and to slide the slider 8 smoothly. Furthermore, since the ridge portion 31 and the groove portion 32 are continuously arranged along the length direction of the monofilament 30, the resistance between the slider 8 and the fastener element 20 changes during the sliding operation of the slider 8. This can also be prevented, and good operability of the slide fastener 1 can be stably secured.
- the slide fastener 1 having the pair of fastener stringers 10 having the above-described configuration in a pair of left and right is subjected to, for example, a dyeing process using a beam dyeing or a dyeing process using a continuous dyeing method, It is possible to prevent the occurrence of defective dyeing and to provide a slide fastener with improved appearance.
- a coloring process is performed using an ink jet method, a desired pattern that is continuous with the fastener tape 11 and the fastener element 20 can be beautifully attached. Become.
- the quality of the slide fastener 1 can be stably maintained over a long period of time.
- the twist direction of the groove portion 32 with respect to the tape width direction is opposite to each other in the left and right fastener stringers 10.
- the standard type slide fastener 1 and the fastener stringer 10 used in the slide fastener 1 are mainly described.
- the type of the slide fastener 1 is particularly limited.
- the present invention can be suitably applied to a hidden type slide fastener.
- the hidden type slide fastener 1a has a pair of left and right fastener stringers 50, and an upper stopper, a lower stopper, and a slider (not shown) that are generally used conventionally.
- the fastener stringer 50 includes a fastener tape 51 bent in a substantially U shape, and an element row 21a arranged along the tape side edge portion 51b of the fastener tape 51.
- the element row 21a includes: A fastener element 20 that is continuous in a coil shape is sewn to a fastener tape 51 by a sewing thread 28.
- the fastener tape 51 is configured such that the tape bent portions 51c of the left and right fastener tapes 51 come into contact with each other when the left and right element rows 21a are engaged with each other.
- the fastener element 20 is configured in the same manner as in the above-described embodiment, and has a meshing head 22, upper and lower leg portions 23, 24, and a connecting portion 25.
- the direction of the fastener element 20 sewn to the fastener tape 51 is different from that of the first embodiment.
- the core string 27 is inserted between the upper and lower leg portions 23, 24 of the fastener element 20, and the meshing head 22 is fastened to the fastener.
- the upper and lower leg portions 23, 24 are sewn to the tape side edge portion 51 b of the fastener tape 51 with the tape 51 facing toward the tape inner side.
- the fastener tape 51 is bent into a U-shape, and the fastener tape 51 in the bent form is further subjected to heat setting, whereby the meshing head 22 of the fastener element 20 is bent to the tape of the fastener tape 51.
- the fastener stringer 50 that protrudes outward from the portion 51c is obtained.
- a hidden type slide fastener 1a capable of appropriately meshing the meshing heads 22 of the left and right fastener elements 20 by combining two fastener stringers 50 thus obtained in pairs. Can do.
- the hidden type slide fastener 1a is used by being attached to a fastener-attached product such as clothes or bag so that the fastener element 20 is disposed on the outer surface side (side exposed to the outside) of the slide fastener 1a, for example. It is also possible.
- the wire diameter (maximum diameter) of the monofilament 30 constituting the fastener element 20 is 0.74 mm.
- line parts 31 and the groove part 32 arranged on the surrounding surface of the monofilament 30 are not specifically limited, It changes arbitrarily. Is possible.
- the wire diameter of the monofilament 30 is, for example. In the case where it is within the range of 0.35 mm or more and 2.30 mm or less, in order to stably obtain the effects of the ridges 31 and the grooves 32 in the coloring process or surface treatment of the fastener element, it is arranged on the peripheral surface of the monofilament 30. It is preferable to set the number of the protruding ridge portions 31 and the recessed groove portions 32 to be 12 or more and 72 or less, particularly 12 or more and 48 or less.
- the numbers of the protrusions 31 and the groove portions 32 arranged on the peripheral surface of the monofilament 30 are shown in FIG. 10 may be set to 12 as shown in FIG. 10, or may be set to 36 as shown in FIG. 11 and FIG.
- the protrusions 31 and the groove portions 32 on the peripheral surface of the monofilament 30 in such a number, similarly to the above-described embodiment, while ensuring the strength of the monofilament 30 appropriately, there is no uneven dyeing or poor dyeing. Without causing it, the dyeing process by beam dyeing or the dyeing process by the continuous dyeing method can be performed stably. Moreover, when the coloring process by an inkjet system is performed, a desired pattern can be continuously applied to the fastener tape 11 and the fastener element 20, and the outline of the pattern can be clearly and clearly formed. .
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Slide Fasteners (AREA)
Abstract
Description
なお、この特許文献1には、ファスナーエレメントが射出成形によりファスナーテープに取着されたスライドファスナーに対して、インクジェット方式による染色を行うことが主に説明されており、上述のような連続状のファスナーエレメントがファスナーテープに取着されたスライドファスナーを染色することについては具体的に記載されていない。
また、前記モノフィラメントの断面において、前記凹溝部の底部を結んで形成される第1仮想円の直径は、前記凸条部の頂部を結んで形成される第2仮想円の直径に対して、80%以上の寸法を有していることが好ましい。
また、前記凸条部は、前記モノフィラメントの周面に12以上72以下の個数で配されていることが好ましい。
このような本発明のスライドファスナーにおいて、前記ファスナーエレメントの上下脚部に配された前記凸条部が、前記上下脚部の噛合頭部からの延出方向に対してねじれて配され、前記上下脚部の延出方向に対する前記凸条部のねじれ方向が、左右の前記ファスナーストリンガーで反対向きにされていることが好ましい。
先ず、ファスナーテープ11とファスナーエレメント20とを準備する。ファスナーテープ11は、例えば織機を用いて経糸の開口内にキャリアーバーを往復運動させて緯糸を挿入することにより、所望の織組織で織成される。
6 上止具
7 下止具
8 スライダー
10 ファスナーストリンガー
11 ファスナーテープ
11a テープ主体部
11b テープ側縁部
20 ファスナーエレメント
21,21a エレメント列
22 噛合頭部
23 上脚部
24 下脚部
25 連結部
27 芯紐
28 縫製糸
30 モノフィラメント
31 凸条部
32 凹溝部
33 第1仮想円
34 第2仮想円
35 空間領域の断面積
36 凸条部の断面積
40 押出成形用ノズル
41 吐出孔部
42 凸部
43 凹部
50 ファスナーストリンガー
51 ファスナーテープ
51b テープ側縁部
51c テープ折曲部
Claims (10)
- モノフィラメント(30)から成形された連続状のファスナーエレメント(20)が、ファスナーテープ(11,51) のテープ側縁部(11b,51b) に取着され、前記ファスナーエレメント(20)の少なくとも一部に着色処理又は表面処理が施されるスライドファスナー用ファスナーストリンガー(10,50) であって、
前記ファスナーエレメント(20)は、前記モノフィラメント(30)の長さ方向に沿って連続し、前記モノフィラメント(30)の周面に配された複数の微細な凸条部(31)と、各凸条部(31)間に配された複数の微細な凹溝部(32)とを有し、
前記モノフィラメント(30)の断面において、隣接する前記凸条部(31)の頂部を結ぶことにより区画される前記凹溝部(32)の空間領域の断面積(35)は、隣接する前記凹溝部(32)の底部間を結ぶことにより区画される前記凸条部(31)の断面積(36)よりも大きく設定されてなることを特徴とするファスナーストリンガー。 - 前記凸条部(31)の突出高さは、2.5μm以上200μm以下に設定されてなる請求項1記載のファスナーストリンガー。
- 前記モノフィラメント(30)の断面において、前記凹溝部(32)の底部を結んで形成される第1仮想円(33)の直径は、前記凸条部(31)の頂部を結んで形成される第2仮想円(34)の直径に対して、80%以上の寸法を有してなる請求項1記載のファスナーストリンガー。
- 前記モノフィラメント(30)の断面において、各凸条部(31)の所定位置間の円周方向における間隔は、24μm以上200μm以下に設定されてなる請求項1記載のファスナーストリンガー。
- 前記凸条部(31)は、前記モノフィラメント(30)の周面に12以上72以下の個数で配されてなる請求項1記載のファスナーストリンガー。
- 前記ファスナーエレメント(20)は、噛合頭部(22)と、前記噛合頭部(22)からテープ幅方向に延出する上下脚部(23,24) と、前記上下脚部(23,24) の一方を前記ファスナーテープ(11,51) の長さ方向に隣接する前記ファスナーエレメント(20)の前記上下脚部(23,24) の一方に連結する連結部(25)とを有し、
少なくとも前記上下脚部(23,24) に配された前記凸条部(31)は、同上下脚部(23,24) の延出方向に対してねじれてなる、
請求項1記載のファスナーストリンガー。 - 前記モノフィラメント(30)の断面において、前記凹溝部(32)の凹状湾曲面における曲率は、前記凸条部(31)の凸状湾曲面における曲率よりも小さく設定されてなる請求項1記載のファスナーストリンガー。
- 前記モノフィラメント(30)の断面において、前記凸条部(31)の少なくとも1つは、頂部から一方側の前記凹溝部(32)までに配される一曲面部と、同頂部から他方側の前記凹溝部(32)までに配される他曲面部とが非対称的に構成されてなる請求項1記載のファスナーストリンガー。
- 請求項1~請求項8の何れかに記載のファスナーストリンガー(10,50) を左右一対で有することを特徴とするスライドファスナー。
- 前記ファスナーエレメント(20)の上下脚部(23,24) に配された前記凸条部(31)が、前記上下脚部(23,24) の噛合頭部(22)からの延出方向に対してねじれて配され、
前記上下脚部(23,24) の延出方向に対する前記凸条部(31)のねじれ方向が、左右の前記ファスナーストリンガー(10,50) で反対向きにされてなる、
請求項9記載のスライドファスナー。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES10859594.3T ES2641828T3 (es) | 2010-11-10 | 2010-11-10 | Banda de cierre y cierre de cremallera |
JP2012542755A JP5606548B2 (ja) | 2010-11-10 | 2010-11-10 | ファスナーストリンガー及びスライドファスナー |
KR1020137012052A KR101428954B1 (ko) | 2010-11-10 | 2010-11-10 | 파스너 스트링거 및 슬라이드 파스너 |
EP10859594.3A EP2638819B1 (en) | 2010-11-10 | 2010-11-10 | Fastener stringer and slide fastener |
CN201080070594.3A CN103249325B (zh) | 2010-11-10 | 2010-11-10 | 拉链链带及拉链 |
PCT/JP2010/070015 WO2012063333A1 (ja) | 2010-11-10 | 2010-11-10 | ファスナーストリンガー及びスライドファスナー |
US13/884,358 US8950044B2 (en) | 2010-11-10 | 2010-11-10 | Fastener stringer and slide fastener |
TW100115661A TWI511681B (zh) | 2010-11-10 | 2011-05-04 | Chain and zipper |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/070015 WO2012063333A1 (ja) | 2010-11-10 | 2010-11-10 | ファスナーストリンガー及びスライドファスナー |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012063333A1 true WO2012063333A1 (ja) | 2012-05-18 |
Family
ID=46050515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/070015 WO2012063333A1 (ja) | 2010-11-10 | 2010-11-10 | ファスナーストリンガー及びスライドファスナー |
Country Status (8)
Country | Link |
---|---|
US (1) | US8950044B2 (ja) |
EP (1) | EP2638819B1 (ja) |
JP (1) | JP5606548B2 (ja) |
KR (1) | KR101428954B1 (ja) |
CN (1) | CN103249325B (ja) |
ES (1) | ES2641828T3 (ja) |
TW (1) | TWI511681B (ja) |
WO (1) | WO2012063333A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018150480A1 (ja) * | 2017-02-15 | 2018-08-23 | Ykk株式会社 | ファスナーチェーンの矯正装置及び矯正方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9289034B2 (en) * | 2010-11-10 | 2016-03-22 | Ykk Corporation | Fastener stringer and slide fastener |
US9521883B2 (en) * | 2012-05-28 | 2016-12-20 | Ykk Corporation | Slide fastener |
CN105517460B (zh) * | 2013-09-03 | 2018-08-28 | Ykk株式会社 | 拉链长链、拉链及拉链长链的制造方法 |
CN106714610B (zh) * | 2014-10-27 | 2020-02-28 | Ykk株式会社 | 拉链及拉链的制造方法 |
CN106307826B (zh) * | 2015-07-01 | 2019-06-11 | Ykk株式会社 | 用于回收拉链链齿的装置及拉链带条的制造方法 |
CN105795622B (zh) * | 2016-04-01 | 2019-01-08 | 浙江伟星实业发展股份有限公司 | 彩色拉链的加工工艺及彩色拉链 |
CN109068813B (zh) * | 2016-04-15 | 2022-03-18 | Ykk株式会社 | 拉链链牙带的制造方法和拉链链牙带 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60179004A (ja) * | 1984-02-24 | 1985-09-12 | ワイケイケイ株式会社 | スライドフアスナ− |
JPS6385110U (ja) * | 1986-11-26 | 1988-06-03 | ||
JPS63157309U (ja) * | 1986-11-26 | 1988-10-14 | ||
JPH0424004A (ja) | 1990-05-21 | 1992-01-28 | Daiichi Seni Kako Kk | 模様付きファスナ、その染色方法及び装置 |
JPH07284404A (ja) * | 1994-04-20 | 1995-10-31 | Ykk Kk | スライドファスナー |
JP2005160667A (ja) * | 2003-12-02 | 2005-06-23 | Toyobo Co Ltd | 染色に適するスライドファスナー用部品およびスライドファスナー |
WO2010109658A1 (ja) * | 2009-03-27 | 2010-09-30 | Ykk株式会社 | 連続ファスナーエレメント及びファスナーストリンガー、並びに、連続ファスナーエレメントの製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2011944C (en) * | 1989-03-16 | 1996-02-20 | Yoshiyuki Horita | Slide fastener and fastener elements therefor |
JPH1170005A (ja) * | 1997-08-29 | 1999-03-16 | Ykk Corp | スライドファスナー用チェン |
JPH11155615A (ja) * | 1997-12-02 | 1999-06-15 | Ykk Corp | 再帰反射性線条スライドファスナー |
JP2001178508A (ja) | 1999-12-27 | 2001-07-03 | Ykk Corp | スライドファスナー用ファスナーエレメント |
-
2010
- 2010-11-10 US US13/884,358 patent/US8950044B2/en active Active
- 2010-11-10 ES ES10859594.3T patent/ES2641828T3/es active Active
- 2010-11-10 WO PCT/JP2010/070015 patent/WO2012063333A1/ja active Application Filing
- 2010-11-10 EP EP10859594.3A patent/EP2638819B1/en active Active
- 2010-11-10 KR KR1020137012052A patent/KR101428954B1/ko active IP Right Grant
- 2010-11-10 CN CN201080070594.3A patent/CN103249325B/zh active Active
- 2010-11-10 JP JP2012542755A patent/JP5606548B2/ja active Active
-
2011
- 2011-05-04 TW TW100115661A patent/TWI511681B/zh active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60179004A (ja) * | 1984-02-24 | 1985-09-12 | ワイケイケイ株式会社 | スライドフアスナ− |
JPS6385110U (ja) * | 1986-11-26 | 1988-06-03 | ||
JPS63157309U (ja) * | 1986-11-26 | 1988-10-14 | ||
JPH0424004A (ja) | 1990-05-21 | 1992-01-28 | Daiichi Seni Kako Kk | 模様付きファスナ、その染色方法及び装置 |
JPH07284404A (ja) * | 1994-04-20 | 1995-10-31 | Ykk Kk | スライドファスナー |
JP2005160667A (ja) * | 2003-12-02 | 2005-06-23 | Toyobo Co Ltd | 染色に適するスライドファスナー用部品およびスライドファスナー |
WO2010109658A1 (ja) * | 2009-03-27 | 2010-09-30 | Ykk株式会社 | 連続ファスナーエレメント及びファスナーストリンガー、並びに、連続ファスナーエレメントの製造方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018150480A1 (ja) * | 2017-02-15 | 2018-08-23 | Ykk株式会社 | ファスナーチェーンの矯正装置及び矯正方法 |
CN110300525A (zh) * | 2017-02-15 | 2019-10-01 | Ykk株式会社 | 拉链链条的矫正装置和矫正方法 |
Also Published As
Publication number | Publication date |
---|---|
TW201218979A (en) | 2012-05-16 |
KR101428954B1 (ko) | 2014-08-08 |
US8950044B2 (en) | 2015-02-10 |
EP2638819B1 (en) | 2017-07-12 |
CN103249325A (zh) | 2013-08-14 |
JPWO2012063333A1 (ja) | 2014-05-12 |
EP2638819A1 (en) | 2013-09-18 |
ES2641828T3 (es) | 2017-11-14 |
TWI511681B (zh) | 2015-12-11 |
KR20130100167A (ko) | 2013-09-09 |
JP5606548B2 (ja) | 2014-10-15 |
US20130219675A1 (en) | 2013-08-29 |
CN103249325B (zh) | 2015-08-12 |
EP2638819A4 (en) | 2014-08-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5606548B2 (ja) | ファスナーストリンガー及びスライドファスナー | |
CN102821639B (zh) | 拉链条以及拉链 | |
TWI440439B (zh) | Chain and chain, and chain manufacturing methods | |
TWI472308B (zh) | Method of manufacturing zipper and zipper | |
TWI446884B (zh) | The manufacturing method of zipper and zipper | |
JP5586706B2 (ja) | ファスナーストリンガー及びスライドファスナー、並びにファスナーストリンガーの製造方法 | |
JP2013233458A (ja) | ファスナーストリンガー及びスライドファスナー | |
CN106061312B (zh) | 拉链牙链带及拉链牙链带的制造方法 | |
TWI624231B (zh) | Zipper chain belt manufacturing method and zipper chain belt | |
JP2005279517A (ja) | 巻尺テープのカラーリング方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10859594 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012542755 Country of ref document: JP |
|
ENP | Entry into the national phase |
Ref document number: 20137012052 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13884358 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REEP | Request for entry into the european phase |
Ref document number: 2010859594 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010859594 Country of ref document: EP |