WO2019116514A1 - スライドファスナー - Google Patents

スライドファスナー Download PDF

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Publication number
WO2019116514A1
WO2019116514A1 PCT/JP2017/044949 JP2017044949W WO2019116514A1 WO 2019116514 A1 WO2019116514 A1 WO 2019116514A1 JP 2017044949 W JP2017044949 W JP 2017044949W WO 2019116514 A1 WO2019116514 A1 WO 2019116514A1
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WO
WIPO (PCT)
Prior art keywords
slider
slide fastener
engaged
projection
posture
Prior art date
Application number
PCT/JP2017/044949
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
嘉一 濱田
成吉 高澤
ジョン ジュニア ホリデー
Original Assignee
Ykk株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ykk株式会社 filed Critical Ykk株式会社
Priority to PCT/JP2017/044949 priority Critical patent/WO2019116514A1/ja
Priority to TW107115920A priority patent/TWI655916B/zh
Publication of WO2019116514A1 publication Critical patent/WO2019116514A1/ja

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Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details
    • A44B19/26—Sliders
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details
    • A44B19/26—Sliders
    • A44B19/28—Sliders constructed to be removable from at least one stringer ; Sliders with movable parts to permit releasing of the slider in the event of jamming or obstruction

Definitions

  • the present invention relates to a reverseable slide fastener attached to an element row of fastener stringers in a direction in which a first slider and a second slider face each other's back ports, and in particular, a butterfly is attached to the first slider and the second slider.
  • the present invention relates to a slide fastener capable of inserting a rod easily and smoothly.
  • a slide fastener having a separable bottom end insert at the lower end of an element row, a slide fastener capable of reverse opening, etc. ing.
  • two sliders are generally attached to the element row in a direction in which the back ports are opposed to each other, and these two sliders are used to extend the element row from both ends in the longitudinal direction It is formed to be openable.
  • a box rod is provided so as to be continuous with the element row
  • the other fastener is provided.
  • a butterfly rod is provided so as to be continuous with the element row.
  • the slider disposed away from the box rod is defined as the first slider, disposed at a position closer to the box rod than the first slider, and abutted against the stopper portion of the box rod and stopped
  • the second slider is defined as the second slider.
  • the reverse-openable slide fastener as described above when attached to clothes or the like and used, the user operates as described above without visually confirming the first slider, the second slider, and the butterfly bar. May be done. As a result, for example, inserting the butterfly bar in a state where the second slider is not properly in contact with the first slider stopped by the box bar (the first slider and the second slider are separated), or Even when the second slider is in contact with the first slider, the first slider may be pulled up in a state in which the butterfly rod is not sufficiently inserted to a predetermined position.
  • the first slider can not slide in the meshing direction of the element row because the butterfly rod is not held at the predetermined position with respect to the first slider and the second slider.
  • the user often feels bothered with the operation of the slide fastener.
  • some users may try to force the first slider to slide in a state in which the butterfly rod is not sufficiently inserted, which may lead to breakage of the slide fastener. Therefore, for the slide fastener that can be opened reversely, operability is improved, such as making it easy to insert the butterfly rod into the first slider and the second slider, or making it easy to start the sliding of the first slider. It was requested to do.
  • Patent Document 1 Japanese Utility Model Publication No. 54-18325 (Patent Document 1) and International Publication No. 2010/070743 (Patent Document 2) disclose a technique for improving the operability of a slide fastener capable of reverse opening. It is done.
  • the second slider and the first slider are formed at the box rod end of the element row by forming the notch groove and the tongue piece which can be fitted to each other in the first slider and the second slider.
  • a slide fastener is disclosed that is capable of positioning two sliders when moved up.
  • the reverse-foldable slide fastener 100 described in Patent Document 1 includes the left and right fastener stringers 101 having element rows and the lower end of the left fastener stringer 101.
  • the hinge rod 102 is arranged continuously from the element row in the part, the box rod 103 arranged continuously from the element row at the lower end of the right fastener stringer 101, and the left and right element rows slidably. It has the 1st slider 104 and the 2nd slider 105 which were worn.
  • the second slider 105 is disposed closer to the butterfly rod 102 and the box rod 103 than the first slider 104.
  • a notch groove 104a is provided on the inner surface of the upper blade and the lower blade of the first slider 104 from the rear end side edge toward the inside. Further, in the upper blade and lower blade of the second slider 105, a tongue piece portion 105a that can be fitted into the notch groove 104a of the first slider 104 is provided from the rear opening side edge of the upper blade and lower blade. It is extended toward the first slider 104.
  • the butterfly rod 102 is moved When inserted into the first slider 104 and the second slider 105, the tongue piece portion 105 a formed on the second slider 105 is fitted into the notch groove 104 a formed on the first slider 104.
  • the engagement attitude of the first slider 104 and the second slider 105 is stable without swinging in the thickness direction (height direction) and the width direction of the slide fastener 100.
  • the first slider 104 and the second slider 104 after the butterfly rod 102 is inserted by the simple structure of the notch groove 104a of the first slider 104 and the tongue portion 105a of the second slider 105.
  • the relative positioning of the slider 105 can be performed, and the postures of the first slider 104 and the second slider 105 can be stabilized.
  • the sliding of the first slider 104 is smoothly started when the first slider 104 is pulled in the meshing direction of the element row (the direction away from the first slider 104) in order to mesh the left and right fastener elements.
  • the operability of the reverse-openable slide fastener 100 can be improved.
  • the first slider and the second slider are stably held in a state in which the rear openings face each other, and relative alignment between the first slider and the second slider is performed. Can be done easily. For this reason, when inserting a butterfly stick into a 1st slider and a 2nd slider, it becomes difficult to produce position gap of a 1st slider and a 2nd slider, and it can prevent both sliders separating mutually.
  • the tongue piece portion of the second slider 105 only by the user moving the second slider 105 and the first slider 104 to the end of the box rod 103 side of the element row. 105 a can not always be fitted into the notch groove 104 a of the first slider 104. In addition, if the tongue portion 105a of the second slider 105 is not fitted into the notch groove 104a of the first slider 104, the position and posture of the second slider 105 become difficult to stabilize.
  • the relative position may be shifted due to the first slider 104 and the second slider 105 being separated or the like. Due to the positional deviation of the first slider 104 and the second slider 105, the butterfly rod 102 can not be stably inserted to a predetermined position.
  • Patent Document 1 when the tongue piece portion 105a of the second slider 105 is fitted into the notch groove 104a of the first slider 104 before inserting the butterfly rod 102 into the second slider 105, the first slider 104 and The second slider 105 is a straight line in which a first center line located at the center in the width direction of the first slider 104 and a second center line located at the center in the width direction of the second slider 105 are linearly arranged.
  • the shoulder of the first slider 104 which is the insertion port of the butterfly rod 102, faces the length direction of the fastener stringer 101.
  • the butterfly rod 102 is directed relatively straight along the length direction of the fastener stringer 101, and the second slider 105 from the front. If the operation is not performed to move the slider straight to the shoulder of the slider 105, the butterfly rod 102 may be easily caught on the box rod 103 or the like, and the butterfly rod 102 may not be sufficiently inserted into a predetermined position. For this reason, as described above, the insertion operation of the butterfly rod 102 performed in a state where the first slider 104 and the second slider 105 are held straight may feel bothersome.
  • the present invention has been made in view of the above-described conventional problems, and a specific object thereof is to provide a slide fastener capable of reverse opening, in which the first slider and the second slider are engaged when meshing left and right element rows. It is possible to stably and properly position the slider, and to the operability of the butterfly rod which allows the butterfly rod to be inserted easily and smoothly to the predetermined position of the first slider and the second slider. To provide an excellent slide fastener.
  • the first slider and the second slider are configured to move the first slider against the second slider in a state where the rear end of the first slider abuts on the second slider.
  • An attitude holding structure capable of holding an inclination attitude in which a first center line located at the width direction center of the first slider is inclined at a predetermined angle with respect to a second center line located at the width direction center of the second slider Is the most important feature.
  • one of the first slider and the second slider has an engaging portion, and the other of the first slider and the second slider engages the engaging portion. It is preferable that the first slider be held in the inclined posture with respect to the second slider by having a mating engageable portion, and the engagement portion engaging with the engageable portion. .
  • At least one of the rear end of the first slider and the rear end of the second slider is an inclined portion which is inclined with respect to the slider width direction in a plan view.
  • the inclined portion is formed such that at least one of the left and right outer side edges at the rear end is disposed closer to the shoulder than the widthwise central portion of the rear end. Is preferred.
  • the butterfly rod is inserted from the shoulder of the first slider and is inserted into the first slider and the second slider to rotate the first slider. It is preferable that the holding of the inclined posture is formed so as to be releasable.
  • one of the first slider and the second slider has an extension portion extending from the one slider toward the other slider as the posture holding structure,
  • the posture holding structure holds the first slider in the inclined posture when the extension of the one slider contacts the other slider.
  • the first slider and the second slider have a slider body formed by connecting the shoulder end of the upper blade and the shoulder end of the lower blade by a connecting column.
  • one slider in the first slider and the second slider is formed by making the thickness of the upper vane or the lower vane greater than that of the other slider, and the upper vane or the lower At least one extending portion extending from the rear end of the vane toward the other slider, the other slider being protruded to the outer surface of the upper vane or the lower vane
  • the protrusion for engagement which can be engaged by bringing the extending portion into contact with each other, and the posture maintaining structure includes the extending portion disposed on the one slider and the other slider.
  • the first slider is held in a state in which the first slider is in contact with the second slider by being formed by the projecting portion and the side surface portion of the extending portion being in contact with and engaged with the engaged projection. It is preferable to hold the first slider in the inclined posture.
  • the extension portion disposed on the one slider includes a base end extending from the outer side edge of the rear end to the one slider, and a tip of the base end. And a hook portion that curves or bends from the portion toward the central portion in the width direction, and when the rear end of the first slider abuts against the second slider, the cover of the other slider is
  • the extending portion and the engaged protrusion are formed in such a manner that the rear end portion of the first slider abuts on the second slider.
  • a first contact portion in which the inner peripheral side surface of the base end portion contacts the projection for engagement, and a second contact portion in which the inner peripheral side surface of the hook portion contacts the projection for engagement It is preferable to have.
  • the engaged protrusion have an inclined surface that is inclined downward toward the rear end of the other slider.
  • the butterfly rod is inserted from the shoulder of the first slider and inserted into the first slider and the second slider, the first slider rotates from the inclined posture to the first center.
  • the line is held in a posture arranged linearly with the second center line, and the extension of the one slider and the engaged projection of the other slider are in the slider width direction. Preferably, they are arranged at different positions.
  • the second slider is formed by connecting the shoulder side end of the upper blade and the shoulder side end of the lower blade by a connecting column, and the second slider is covered by the upper surface of the upper blade.
  • the slider body is formed by connecting the shoulder end of the upper blade and the end of the lower blade of the lower blade by a connecting column.
  • the pull tab may be held by the slider body, and the pull tab of the first slider may have an insertion hole into which the projection for engagement of the second slider can be inserted.
  • the slide fastener comprises a pair of left and right first fastener stringers and a second fastener stringer, a box rod arranged to be continuous with an element row at one end of the first fastener stringer, and one end of the second fastener stringer.
  • the first rod is disposed so as to be continuous with the row of elements from the row of elements
  • the first slider is disposed non-disengageably in the row of elements of at least the second fastener stringer and the rear end portions thereof face each other.
  • a second slider and is formed as a reverse-openable slide fastener.
  • the first slider and the second slider are respectively a slider disposed at a position relatively away from the box bar and a slider disposed at a position near the box bar.
  • the first slider and the second slider are configured such that the first slider is in a state where the rear end side of the first slider abuts on (is connected to) the second slider.
  • It has a posture holding structure which can be temporarily fixed (held) to the inclined posture with respect to the slider.
  • the inclined posture of the first slider means that the first center line located at the center in the width direction of the first slider is located at the center in the width direction of the second slider when viewed from above the slide fastener.
  • the predetermined inclination angle of the first center line inclined with respect to the second center line is set in accordance with the shapes of the first slider and the second slider.
  • the slide fastener of the present invention in which the first slider and the second slider have the posture holding structure as described above, when closing the slide fastener in a state where the left and right fastener stringers are separated from each other
  • the first slider is brought into contact with the second slider which is in contact with the first slider
  • the first slider is held by the above-described attitude holding structure, and the second slider is It can be held simply and stably in the above-mentioned inclined posture inclined at a constant angle, not in a straight posture like this.
  • the first slider is provided on the shoulder end side of the first slider on the side opposite to the fastener stringer on which the box bar is disposed (the fastener stringer on which the butterfly bar is disposed). It can be held in the inclined posture that inclines so that the shoulder of the first slider, into which the butterfly bar is inserted, can be diagonally turned to the opposite side of the box bar to facilitate insertion operation of the butterfly bar. .
  • the first slider and the second slider are appropriately held in a fixed positional relationship with each other in the above-described posture holding structure by inserting the butterfly rod from the shoulder of the first slider, and therefore the user can carry out the first slider
  • the position of the first slider or the second slider may be shifted even if the operation is performed without visually confirming the second slider and the butterfly rod, the first slider and the second slider are separated, and the attitude of the first slider Can be prevented from being inclined from the above-mentioned inclined posture.
  • the butterfly rod can be easily inserted from the shoulder of the first slider, and the butterfly rod can be smoothly and stably inserted to the predetermined position of the first slider and the second slider. Thereby, the sliding of the first slider can be smoothly started to engage the left and right element rows.
  • the first slider does not have a straight posture, for example, as described in Patent Document 1 or Patent Document 2 described above, but can easily perform the insertion operation of the butterfly rod with the above-described posture holding structure. It is held in a predetermined inclined posture as described above. For this reason, in the present invention, the insertion operation of the butterfly rod can be performed from a direction more oblique to the longitudinal direction of the fastener stringer as compared with the above-mentioned Patent Document 1 and Patent Document 2. Therefore, the operability of the butterfly bar in the reverse-openable slide fastener can be greatly improved.
  • one of the first slider and the second slider has an engaging portion
  • the other of the first slider and the second slider is capable of engaging the engaging portion. It has an engaged portion.
  • At least one of the rear end of the first slider and the rear end of the second slider has an inclined portion which is inclined with respect to the slider width direction in plan view.
  • the inclined portion is formed such that at least one of the left and right outer side edges at the rear end is disposed closer to the shoulder than the widthwise central portion of the rear end in the length direction.
  • the first slider can be rotated to release the holding of the inclined posture by inserting the butterfly rod from the shoulder of the first slider and inserting it through the first slider and the second slider. Is formed.
  • the first slider is rotated when the butterfly rod is inserted into the first slider and the second slider.
  • the second slider can be held straight with respect to the second slider so that the first center line of the first slider and the second center line of the second slider are linearly arranged. As a result, the sliding of the first slider can be started more smoothly in the meshing direction of the element row.
  • one of the first and second sliders extends from the one slider to the other slider (for example, the second slider) as a posture holding structure.
  • This posture holding structure is formed so as to hold the first slider in the inclined posture by bringing the extension part of one slider into contact with and engaging the other slider.
  • the extending part extends toward the other slider means that the extending part corresponds to the position of the rear opening side edge of the upper and lower blades of one slider in the longitudinal direction of the slider.
  • it means extending (projecting) to the other slider beyond the position of the rear end side.
  • the extension portion of the present invention may be formed to extend from the rear end of the lower blade of one slider toward the other slider, or the side surface of the lower blade of one slider And extending from at least one of the side portions of the lower flange portion provided on the lower blade and the lower blade, and extending beyond the rear end edge of the lower blade toward the other slider good.
  • the first slider and the second slider have a slider body formed by connecting the shoulder end of the upper blade and the shoulder end of the lower blade by a connecting post.
  • one slider in the first slider and the second slider is formed such that the thickness of the upper blade or the lower blade is larger than that of the other slider, and the rear side of the upper blade or the lower blade It has at least one extension which extends from the end towards the other slider.
  • the other slider in the first slider and the second slider is provided to protrude on the outer surface (upper surface) of the upper blade or the outer surface (lower surface) of the lower blade, and the extension portions are brought into contact and engaged It has a possible engagement projection.
  • the posture holding structure is formed by the extension part arranged in one slider and the engagement projection part arranged in the other slider, and the side surface of the extension part in the posture holding structure. Formed so as to hold the contact state of the first slider and the second slider and to hold the second slider in the inclined posture by the portion (for example, the inner side surface portion) coming into contact with and engaging with the engaged projection ing.
  • the portion for example, the inner side surface portion
  • the extension part arranged on one slider has a base end extending from the outer side edge of the rear end toward the one slider and a widthwise center from the tip end of the base end And a hook portion which curves or bends toward the portion.
  • the extending portion is formed to be able to go over the projection for engagement of the other slider when the rear end of the first slider abuts on the second slider.
  • the extension and the engaged projection forming the attitude holding structure are engaged with the inner peripheral side surface of the base end in a state where the rear end of the first slider is in contact with the second slider. It has a first contact portion in contact with the mating projection, and a second contact portion in which the inner peripheral side surface of the hook portion contacts the projection for engagement.
  • the extension of one slider can be easily engaged with the engaged projection of the other slider. Furthermore, since the extension part of the posture holding structure contacts the engaged protrusion at two different positions of the above-mentioned first contact part and second contact part, the first slider is stabilized in a predetermined inclined posture. It is possible to stably maintain the state in which the first slider and the second slider are in contact with each other and connected. For this reason, the insertion operation of the butterfly rod can be performed more smoothly and more stably.
  • the engaged protrusion of the posture holding structure has an inclined surface which is inclined downward toward the rear end of the other slider.
  • the first slider pivots from the inclined posture and the first center line It is formed to be held in a posture linearly disposed with the second center line.
  • the extension of one slider and the projection for engagement of the other slider are provided at different positions in the slider width direction. It is done.
  • the extending portion of the posture holding structure and the projection for engagement may interfere with each other. Therefore, the sliding of the first slider can be smoothly started in the meshing direction of the element row.
  • the second slider is formed by connecting the shoulder opening end of the upper wing plate and the shoulder opening end of the lower wing plate by a connecting column, and being engaged with the upper plane of the upper wing plate And a slider body having a slider body in which a projecting portion is provided, and the first slider is formed by connecting the shoulder side end of the upper blade and the shoulder side end of the lower blade by a connecting column.
  • the slider may be formed to have a pull which is held by the slider body and has an insertion hole into which the projection for engagement of the second slider can be inserted.
  • the posture holding structure in the slide fastener of the present invention is formed by the insertion hole portion provided in the puller of the first slider and the engaged protrusion provided in the slider body of the second slider. Also good. Even in such a posture holding structure, the first slider is brought into contact with the second slider, and the first slider is inserted into the insertion hole of the first slider into the engaged projection of the second slider.
  • the second slider can be held easily and stably in the above-mentioned inclined posture inclined at a constant angle with respect to the second slider. Furthermore, the first slider and the second slider can be stably maintained in contact with each other. Thus, the insertion operation of the butterfly rod can be facilitated, and the butterfly rod can be smoothly and stably inserted to the predetermined position of the first slider and the second slider.
  • Example 1 of this invention It is a top view which shows the slide fastener which concerns on Example 1 of this invention. It is a perspective view showing a slide fastener from the tape back side. It is a perspective view which shows the 1st slider (slider of the front side) of a slide fastener from an upper surface side. It is a perspective view showing the 1st slider from the undersurface side. It is a bottom view of the 1st slider. It is a side view of the 1st slider. It is a perspective view showing the 2nd slider (slider on the back side) of a slide fastener from the upper surface side. It is a perspective view showing the 2nd slider from the undersurface side. It is a bottom view of the 2nd slider.
  • the element row of fastener stringers is formed by sewing a plurality of coiled continuous fastener elements onto a fastener tape.
  • the form of the element row is not particularly limited.
  • the element row of the fastener stringer in the present invention may be formed, for example, by injection molding a thermoplastic resin on a fastener tape and arranging a plurality of individual fastener elements, or a metal fastener element (element element ) May be attached to the fastener tape by plastic deformation processing by pressing.
  • FIG. 1 is a plan view showing the slide fastener according to the first embodiment
  • FIG. 2 is a perspective view showing the slide fastener from the back side of the tape
  • 3 to 6 are a top side perspective view, a bottom side perspective view, a bottom view, and a side view schematically showing the first slider (the front slider) of the slide fastener, respectively
  • 7 to 10 are an upper surface side perspective view, a lower surface side perspective view, a bottom view, and a side view, respectively, schematically showing the second slider (the rear slider) of the slide fastener.
  • the longitudinal direction refers to the length direction parallel to the sliding direction of the slider in the slide fastener, and in particular, the direction in which the first slider slides so as to mesh the left and right element rows (in other words, The direction in which the second slider slides so as to separate the left and right element rows is the front, and the direction in which the first slider slides so as to separate the left and the right element rows is the rear.
  • the left-right direction refers to the width direction of the slide fastener or the fastener tape, is orthogonal to the sliding direction of the first slider and the second slider, and is the direction parallel to the tape surface and the tape back surface of the fastener tape.
  • the left direction and the right direction when the slide fastener is viewed from the upper side are left directions and right directions, respectively.
  • the vertical direction refers to a direction orthogonal to the front and rear direction and the left and right direction, and refers to a thickness direction (or height direction) orthogonal to the tape surface and the tape back surface of the fastener tape.
  • the direction in which the pull of the slider is disposed with respect to the fastener tape is the upper direction, and the opposite direction is the lower direction.
  • the slide fastener 1 has a pair of left and right fastener stringers in which element rows 12 are formed at opposing tape side edges of the left and right fastener tapes 11 (first And a second fastener stringer 10a, 10b, a box rod 15 arranged to be continuous with the element row 12 at the rear end of the left fastener stringer 10a (first fastener stringer) 10a, and a right fastener stringer (second Fastener stringer 10b is provided at its rear end with a hinge rod 16 connected to the element row 12 and a pair of front and rear pairs slidably attached to the element row 12 with their back ports facing each other.
  • the first slider 30 and the second slider 50 are provided.
  • the first slider 30 is a slider on the front side arranged apart from the box rod 15, and can slide the left and right element rows 12 from the rear side by sliding forward.
  • the second slider 50 is disposed closer to the box rod 15 than the first slider 30, and is a rear slider that comes into contact with a stopper portion 15c described later of the box rod 15 and stops.
  • the second slider 50 is a reverse-opening slider that separates the left and right element rows 12 by sliding forward after the first slider 30 slides.
  • the slide fastener 1 of the first embodiment is characterized mainly in the form (structure) of the first slider 30 and the second slider 50, and the left and right fastener stringers 10a and 10b, the box rod 15, and the butterfly
  • the rod 16 is formed substantially the same as a conventional reverse-openable general slide fastener.
  • the left and right fastener stringers 10a and 10b in the first embodiment respectively include the fastener tape 11 and an element row 12 formed along the length direction on the tape side edge (also referred to as an element attachment portion) of the fastener tape 11. And a stopper (not shown) provided at the front end of the element row 12.
  • each fastener stringer 10a, 10b has a so-called element row 12 disposed on the tape back surface (bottom surface) of the fastener tape 11 so that the element row 12 is difficult to see from the surface side (upper side) of the slide fastener 1. It is formed in the form of the backing.
  • the left and right fastener stringers 10a and 10b may be formed in the normal type in which the element row 12 is disposed on the tape surface side of the fastener tape 11.
  • each fastener stringer 10a, 10b is formed by sewing a plurality of continuous fastener elements 13 in which monofilaments are formed into a coil shape by sewing thread at the tape side edge of the fastener tape 11 There is.
  • the box rod 15 provided on the left fastener stringer 10a is formed by injection molding a synthetic resin on the tape side edge of the fastener tape 11 so as to wrap the tape side edge from the tape surface to the tape back surface of the fastener tape 11 Is formed.
  • the box bar 15 includes a box bar main body 15a disposed along the length direction, and a fitting projection 15b projecting in the width direction from the butterfly bar opposite side edge of the box bar main body 15a toward the butterfly bar 16 (See FIG. 12) and a stopper 15c (see FIG. 14) projecting from the rear end of the box bar main body 15a inward in the width direction of the tape.
  • the box bar main body 15a is used in both the element guide path of the first slider 30 and the element guide path of the second slider 50. It has a length dimension (lengthwise dimension) which can communicate. Further, the stopper portion 15c of the box rod 15 is provided so as to be able to contact the lower flange portion 36 described later of the second slider 50, and the second slider 50 is pulled out of the element row 12 on the left side by this stopper portion 15c. To prevent.
  • the butterfly rod 16 provided on the right fastener stringer 10b wraps the tape side edge from the tape surface to the tape back surface of the fastener tape 11 by injection molding a synthetic resin on the tape side edge of the fastener tape 11 Is formed.
  • the butterfly rod 16 includes a butterfly rod main body portion 16a disposed along the length direction, an accommodation portion (not shown) recessed inwardly from the box rod opposite side edge portion of the butterfly rod main body portion 16a, and a butterfly An engaging portion 16b (see FIGS. 15 and 16) disposed at the front end edge of the rod body portion 16a and engaged with the mating mating fastener element 13 is provided.
  • the wing rod main body portion 16a has a length dimension that allows communication with both the element guide path of the first slider 30 and the element guide path of the second slider 50, similarly to the box bar body portion 15a.
  • the housing portion of the butterfly rod 16 is disposed at a position corresponding to the fitting projection 15b of the box rod 15 in the length direction and thickness direction, and the butterfly rod 16 is a predetermined position of the first slider 30 and the second slider 50.
  • the insertion protrusion 15b of the box bar 15 is formed so as to be inserted and accommodated.
  • the first slider (front slider) 30 disposed in the slide fastener 1 according to the first embodiment has a first slider body 31 and a first pull 32 rotatably held by the first slider body 31.
  • the first pull 32 is not particularly limited, and the shape, size, etc. of the first pull 32 can be arbitrarily changed.
  • the first slider body 31 of the first embodiment includes the upper blade 33, the lower blade 34 disposed parallel to the upper blade 33, the shoulder end (front end) of the upper blade 33, and the lower blade.
  • an outlet 38 In the first slider body 31, the mounting shaft portion 32 a of the first pull 32 is accommodated between the pull attachment portion 37 and the upper surface of the upper wing plate 33, whereby the first pull 32 is mounted on the first slider body 31. It is held.
  • a rear end is disposed at the rear end of the first slider body 31, and left and right shoulders are disposed at the front end of the first slider body 31 so as to sandwich the connecting post 35 therebetween.
  • element guide paths through which the left and right element rows 12 are inserted are formed by being surrounded by the upper vanes 33, the lower vanes 34, and the left and right lower flanges.
  • the element guide path is formed in a substantially Y shape so as to communicate the left and right shoulders with the rear.
  • the position of the element row 12 inserted in the element guide path is regulated in the width direction by the left and right lower flange portions 36 of the first slider body 31.
  • the thickness dimension (dimension in the thickness direction) at the rear end (rear end) is the thickness at the shoulder end (front end)
  • the thickness dimension of the lower blade 34 is formed so as to gradually increase from the shoulder end to the aft end.
  • the rear end side of the lower wing plate 34 in the first slider body 31 is formed to have a larger thickness than the upper wing plate 33 of the first slider body 31, and the second slider body 31 is formed. It is formed to have a thickness dimension larger than that of a lower blade 34 described later 51.
  • the left and right extending portions 38 of the first slider body 31 of the first embodiment serve as an engaging portion that engages with an engaged projecting portion 58 of the second slider 50, which will be described later. It extends backward from the department.
  • the left and right extending portions 38 can be arranged so as to be difficult to see from the surface side of the slide fastener 1. It can suppress that the appearance quality of the slide fastener 1 falls by installation of this.
  • the left and right extending portions (engagement portions) 38 in the first embodiment are imaginary first center lines 39 (see FIGS. 5 and 5) located at the center in the slider width direction of the first slider body 31 in the slider width direction.
  • the shape is symmetrical to each other with reference to the reference 16).
  • the left and right extension portions 38 have a predetermined thickness dimension, and the thickness dimension of the extension portions 38 is set smaller than the thickness dimension of the rear port side end portion of the lower blade 34. ing.
  • the lower end surface of the extending portion 38 is formed continuously from the lower end surface of the lower blade 34, and the lower end surface of the extending portion 38 and the lower end surface of the lower blade 34 are smooth without any step. It is formed on a single continuous surface. Further, a step portion 41 is provided between the upper end surface of the extension portion 38 and the upper end surface (element guide surface) of the lower vane 34, and the thickness dimension of the extension portion 38 is provided by the step portion 41. Is smaller than the thickness dimension of the lower blade 34. Furthermore, the stepped portion 41 between the lower wing plate 34 and the extension portion 38 is a portion where the lower wing plate 54 of the second slider 50 contacts when the first slider 30 is brought into contact with the second slider 50. is there.
  • the left and right extending portions 38 in the first embodiment have a proximal end 38a extending rearward from the left and right outer side edges at the rear opening side of the lower wing plate 34, and a distal end of the proximal end 38a.
  • the hook portion 38b is formed to be curved from the (rear end portion) to the central portion in the width direction, and each of the extension portions 38 has a substantially L shape in a bottom view of the first slider 30. It has a form to present.
  • the base end 38 a of the extension 38 is formed so that the width (the dimension in the slider width direction) is gradually reduced as it extends rearward from the rear end of the lower blade 34. Further, in the bottom view of the first slider 30, the inner side surface portion (inner peripheral surface portion) of the base end portion 38a and the inner side surface portion (inner peripheral surface portion) of the hook portion 38b are formed in a curved surface which curves continuously. ing.
  • the left and right extending portions 38 having a substantially L shape are formed symmetrically and inward, for example, the extending portions 38 are formed by only one of the left and right.
  • the other members may be caught or pinched by the left and right extension portions 38 of the first slider 30. Can be difficult to occur.
  • the two slider bodies 51 can be made larger than the upper vanes 33 and provided at the rear opening end of the upper vanes 33 of the first slider body 31 in the left and right extending portions 38.
  • the engaged projection 58 of the second slider body 51 which will be described later, is also protruded from the upper wing 53, not the lower wing 54 of the second slider body 51.
  • the first slider 30 of the first embodiment is provided with an automatic lock mechanism by the stop claw 42 (see FIG. 6).
  • the stop claw 42 forming the automatic lock mechanism is disposed inside the pull attachment 37 so as to be covered by the pull attachment 37, and is protected by the pull attachment 37 and hidden so as to be difficult to see from the outside. It is done.
  • the automatic lock mechanism formed on the first slider 30 of the first embodiment is formed in the same manner as the slider provided with the conventional automatic lock mechanism.
  • a part (nail part) of the stop claw 42 is protruded into the element guide path by elastic biasing so that the part (nail part) of the stop claw 42 is Can be engaged with the fastener element 13 to hold the first slider 30 at its stop position so that the first slider 30 does not slide relative to the element row 12. Further, when the stop claw 42 is lifted by the first pull 32, the engagement between the stop claw 42 and the fastener element 13 is released, and the first slider 30 can freely slide.
  • the first slider 30 may not have the above-described automatic lock mechanism.
  • the second slider (rear slider) 50 in the first embodiment has a second slider body 51 and a second pull 52 rotatably held by the second slider body 51.
  • the second pull 52 is not particularly limited, and the shape, size, and the like of the second pull 52 can be arbitrarily changed.
  • the second slider body 51 of the first embodiment includes the upper blade 53, the lower blade 54 disposed parallel to the upper blade 53, the shoulder end (rear end) of the upper blade 53, and the lower member.
  • a projection 58 for engagement.
  • a rear end is disposed at the front end of the second slider body 51, and left and right shoulders are disposed at the rear end of the second slider body 51 so as to sandwich the connecting post 55 therebetween. Further, inside the second slider body 51, element guide paths through which the left and right element rows 12 are inserted are formed in a substantially Y shape so as to communicate the left and right shoulders and the rear opening.
  • the lower blade 54 in the second slider body 51 of the first embodiment is formed to have a substantially constant thickness dimension.
  • the rear wing side end portion (front end portion) of the upper wing plate 53 and the lower wing plate 54 in the second slider body 51 is inclined with respect to the slider width direction in plan view or bottom view of the second slider body 51
  • the left and right inclined portions 61 are provided.
  • the left and right outer side edges disposed on the outer side in the slider width direction at the rear opening side end portions of the upper wing plate 53 and the lower wing plate 54 by the left and right inclined portions 61 are the slider width in the slider length direction. It is arranged closer to the shoulder (rearward) than the position of the central part in the direction.
  • the first slider 30 is made to abut on the second slider 50 by providing the left and right inclined portions 61 at the rear opening side end portions of the upper wing plate 53 and the lower wing plate 54 of the second slider body 51, respectively.
  • the first slider 30 can be stably held in a predetermined inclined posture.
  • the inclination angle of the left and right inclined parts 61 with respect to the slider width direction is the inclination angle of the inclined attitude holding the first slider 30 by the attitude holding structure (in other words, the first center line 39 with respect to the second center line 59 described later). Is set corresponding to the inclination angle ⁇ ) of
  • the left and right slopes 61 are formed at the rear end of the second slider body 51.
  • the shoulder of the first slider 30 is maintained by the posture holding structure. May be formed on the rear end side of the second slider body 51 so that only the inclined portion 61 on the right side is formed.
  • the inclined portion 61 of the first embodiment is provided only in the second slider body 51, in the present invention, the inclined portion inclined with respect to the slider width direction as described above is the same as that of the first slider body 31. It is also possible to provide only at the rear end side, or to provide at the rear end side of both the first slider body 31 and the second slider body 51.
  • the engaged projection 58 of the second slider body 51 of the first embodiment is disposed at the center in the width direction of the slider and has the same thickness as the left and right extension 38 of the first slider 30. .
  • the engagement projection 58 serves as an engagement portion capable of engaging one of the left and right extension portions 38 of the first slider 30 when the first slider 30 abuts on the second slider 50. It is formed.
  • the engaged protrusion (engaged portion) 58 of the first embodiment faces the height dimension (dimension in the thickness direction) from the lower surface of the lower blade 54 to the rear end of the lower blade 54.
  • the engagement projection 58 is formed with an inclined surface 58a which is inclined downward toward the rear end of the lower blade 54.
  • the extended portion 38 of the first slider 30 is engaged. It is possible to easily and smoothly get over the engaged projection 58 while sliding on the mating projection 58. Furthermore, the rear end surface of the engagement projection 58 of the first embodiment is disposed to be orthogonal to the lower surface of the lower blade 54 in a side view (FIG. 10) of the second slider 50. Thus, when the hook portion 38b of the extension portion 38 of the first slider 30 is hooked and engaged with the engaged projection 58, the engaged state of the hook portion 38b can be stably maintained. .
  • the engagement projection 58 of the second slider 50 is formed in such a shape that its width is gradually increased toward the rear edge of the lower blade 54 (in other words, in the forward direction).
  • the second slider 50 according to the first embodiment is provided with an automatic lock mechanism by the stop claws 62 (see FIG. 10) as in the first slider 30.
  • the second slider 50 may not have the automatic lock mechanism.
  • the left and right extending portions (engaging portions) 38 provided on the first slider 30 and the engaged members provided on the second slider 50 The projection (engaged portion) 58 forms a posture holding structure capable of holding the first slider 30 in an inclined posture inclined with respect to the second slider 50.
  • the first slider 30 is slid from the state shown in FIGS. 11 and 12 so that the rear end portion of the first slider 30 abuts on the second slider 50.
  • one of the left and right extending portions 38 of the first slider 30 forming the attitude holding structure is brought into contact with the engaged projection 58 of the second slider 50 at two points. It can be combined.
  • the first slider 30 abuts against the second slider 50.
  • the first slider 30 is positioned at the center in the width direction of the first slider 30, and the first center line 39 on the phantom is positioned at the center in the width direction of the second slider 50.
  • the inclined attitude of the first slider 30 is stably maintained until the butterfly rod 16 is inserted into the first slider 30 and the second slider 50, and the first slider 30 is Can be prevented from being excessively inclined with respect to the second slider 50, and the first slider 30 can be prevented from being straightened with respect to the second slider 50 when the inclination of the first slider 30 is returned.
  • the posture holding structure of the first embodiment is formed of the extending portion 38 provided on the first slider 30 and the engaged projection 58 provided on the second slider 50, for example, in the present invention, It is also possible to form the attitude holding structure by providing the first slider 30 with the projection for engagement and the second slider 50 with the extension.
  • the left and right fastener stringers 10a and 10b are formed in a use form having the element row 12 on the back surface side of the fastener tape 11 as described above. Therefore, the lower flanges 36 and 56 are provided on the lower vanes 34 and 54, respectively, and the flanges are not provided on the upper vanes 33 and 53.
  • the first slider and the second slider may be provided with the left and right flanges on the upper blade without providing the flanges on the lower blade depending on the form of the fastener stringer, the type of fastener element, etc. It is also possible to provide the left and right flanges on both the upper and lower blades.
  • the left and right element strings 12 are engaged with each other from the state where the left and right fastener stringers 10a and 10b are separated from each other and the slide fastener 1 is opened. The operation when closing the fastener 1 will be described.
  • the first slider 30 and the second slider 50 are usually arranged on the element row 12 of the left fastener stringer 10a provided with the box bar 15 or Located on box bar 15
  • the sliders 30, 50 slide at their stop positions by the above-mentioned automatic lock mechanism by the stop claws 42. (See, for example, the first slider 30 in FIGS. 11 and 12).
  • the postures of the sliders 30 and 50 are naturally inclined diagonally with respect to the element row 12 due to the relationship between the element guide paths of the sliders 30 and 50 and the element row 12 and the action of the sliders 30 and 50 own weight. In many cases, it is also possible to swing the attitudes of the sliders 30 and 50 left and right.
  • the first slider 30 is slid toward the box bar 15 so that the first slider 30 abuts on the second slider 50.
  • to bring the first slider 30 into contact with the second slider 50 means that the rear wing end portions of the upper wing 33 and the lower wing 34 of the first slider 30 are the upper wing 53 of the second slider 50. And the lower blade 54 respectively.
  • the posture holding structure is formed by the left and right extending portions (engaging portions) 38 of the first slider 30 and the engaged projections (engaged portions) 58 of the second slider 50.
  • this posture maintaining structure before the first slider 30 abuts on the second slider 50, one of the left and right extending portions 38 of the first slider 30 (the right extending portion 38 in the first embodiment)
  • the engaged projection 58 of the second slider 50 contacts the engaged projection 58 of the second slider 50 from the front side. It slides over the projection 58 for engagement while being in sliding contact.
  • the engaged projection 58 of the second slider 50 is formed with the inclined surface 58a which is inclined downward toward the rear opening end of the lower wing plate 34 as described above, the first slider The extension portion 38 can easily and smoothly ride over the engaged projection 58 along the inclined surface 58 a of the engaged projection 58.
  • the extending portion 38 of the first slider 30 rides over the engaged projection 58 of the second slider 50 and engages with the engaged projection 58 as described above, for example, the first slider 30. Even if the user slidingly operates the first slider 30 and the second slider 50, the extension portion 38 of the first slider 30 is engaged with the engagement projection 58 of the second slider 50 even if the first slider 30 and the second slider 50 are not viewed directly. It becomes easy to notice what happened. Therefore, it can be expected that the user's operation of bringing the first slider 30 into contact with the second slider 50 can be more appropriately performed.
  • the right side extending portion 38 of the first slider 30 is such that the inner side surface portion (inner peripheral surface portion) of the base end portion 38a of the extending portion 38 contacts the engaged projection 58 Engaging with the engaged projection 58 at the first contact portion and the second contact where the inner side surface portion (inner peripheral surface portion) of the hook portion 38b in the extension portion 38 contacts the engaged projection 58 Do.
  • the right extension part 38 of the first slider 30 is different from the projection part 58 of the second slider 50 in the inner side surface part of the base end 38a and the inner side surface part of the hook part 38b.
  • the first center line 39 of the first slider 30 with respect to the second slider 50, the shoulder of the first slider 30 with respect to the second center line 59 of the second slider 50 It can be stably held in an inclined posture inclined at a predetermined inclination angle ⁇ so as to face the side (right side) opposite to the 15 side (left side).
  • the inclined portion 61 which is inclined with respect to the slider width direction is provided as described above.
  • the inclined portion 61 of the second slider 50 abuts on the first slider 30 when the extended portion 38 of the first slider 30 is engaged with the engaged projection 58 of the second slider 50. It is configured to Thus, the above-described inclined posture of the first slider 30 can be held more stably.
  • the tilt posture of the first slider 30 to be held is compared with, for example, the posture in which the first slider 30 naturally tilts as shown in FIGS.
  • the angle at which the first center line 39 of the first slider 30 inclines with respect to the longitudinal direction of the slide fastener 1 is reduced.
  • the first center line 39 of the first slider 30 is the second center line 59 of the second slider 50.
  • it can be inclined at a predetermined inclination angle ⁇ in the range of 5 ° to 40 °, preferably 10 ° to 30 °.
  • the butterfly bars provided on the fastener stringer 10b on the right side 16 is inserted from the shoulder on the right side of the first slider 30, and the butterfly rod 16 is inserted so as to pass through the element guiding path of the first slider 30 and the element guiding path of the second slider 50.
  • the first slider 30 since the first slider 30 is held in the inclined posture inclined to the right side (the butterfly rod 16 side) at the predetermined inclination angle ⁇ by the above-described posture holding structure, It becomes easy to insert in the shoulder. Further, in the first embodiment, since the state in which the first slider 30 is in contact with the second slider 50 is maintained by the above-described posture holding structure, the butterfly rod 16 inserted from the shoulder of the first slider 30 Can be smoothly and stably inserted into the element guide path of the second slider 50 through the element guide path of the first slider 30.
  • the element guide of the first slider 30 is performed by the butterfly bar 16.
  • the direction of the path and the direction of the element guide path of the second slider coincide with the longitudinal direction of the fastener tape.
  • the insertion of the butterfly rod 16 causes the first slider 30 to rotate from the above-described inclined posture.
  • the engagement between the extension 38 of the first slider 30 and the engagement projection 58 of the second slider 50 is released (that is, the holding of the inclined posture is released), and the first slider 30 is shown in FIG.
  • the first center line 39 of the first slider 30 and the second center line 59 of the second slider 50 are arranged straight with respect to the second slider 50 so as to be arranged linearly. It can be held in the state.
  • the upper blade 33 and the lower blade 34 of the first slider 30 make contact with the widthwise central portion disposed between the left and right inclined portions 61 of the upper blade 53 and the lower blade 54 of the second slider 50. doing. Further, the left and right extending portions 38 of the first slider 30 and the engagement projecting portions 58 of the second slider 50 are disposed at different positions in the slider width direction.
  • the box bar 15 and the butterfly bar 16 are arranged to be substantially parallel, and the box bar 15
  • the insertion protrusion 15 b provided on the lower end of the hinge rod 16 is inserted into and accommodated in the not-shown accommodation portion of the butterfly rod 16. Thereby, the insertion operation of the butterfly rod 16 is completed.
  • the left and right element rows 12 can be engaged by meshing in order from the left and right fastener elements 13 adjacent to the box bar 15 and the butterfly bar 16.
  • the first slider 30 when the sliding of the first slider 30 is started, the first slider 30 is not in the inclined posture inclined with respect to the second slider 50, but the second slider 50 as described above. It is held in a straight state. For this reason, the sliding of the first slider 30 can be easily and smoothly started, and the sliding operation of the first slider 30 does not cause discomfort.
  • the left and right extending portions 38 of the first slider 30 and the engagement projecting portions 58 of the second slider 50 are arranged at positions different from each other in the slider width direction.
  • the left and right extending portions 38 of the first slider 30 and the engaged projections 58 of the second slider 50 do not contact each other and interfere with each other. The installation of the left and right extension portions 38 and the engagement projection 58 does not prevent the sliding of the first slider 30.
  • the second slider 50 in contact with the stopper portion 15c of the box rod 15 is moved forward.
  • the left and right element rows 12 can be separated in the reverse direction sequentially from the left and right fastener elements 13 adjacent to the box bar 15 and the hinge bar 16.
  • the reverse direction means the direction opposite to the sliding direction in which the left and right fastener elements 13 are separated by the first slider 30.
  • the left and right fastener stringers 10a and 10b are separated from each other.
  • the second slider 50 is slid to the box rod side rear end position contacting the stopper portion 15 c of the box rod 15, and the first slider 30 is slid until contacting the second slider 50.
  • the butterfly rod 16 is pulled out of the second slider 50 and the first slider 30.
  • the left and right fastener stringers 10a and 10b can be separated and separated.
  • the first slider 30 and the second slider 50 are formed by the extending portion 38 of the first slider 30 and the engagement projection 58 of the second slider 50.
  • Posture holding structure is provided.
  • the first slider 30 contacts the second slider 50.
  • the first slider 30 is stabilized in a predetermined inclined posture in which the shoulder of the first slider 30 inclines to the side (right side) opposite to the box bar 15 Can be held.
  • the relative positions of the first slider 30 and the second slider 50 are shifted, the first slider 30 and the second slider 50 are separated, and the attitude of the first slider 30 is inclined from the above-described inclined attitude.
  • the butterfly rod 16 can be smoothly and stably inserted into the first slider 30 and the second slider 50 to a predetermined position. Therefore, in the slide fastener 1 according to the first embodiment, the user can smoothly insert the butterfly rod 16 without visually confirming the first slider 30, the second slider 50, and the butterfly rod 16. As a result, the operability of the butterfly bar 16 in the reverse-openable slide fastener 1 can be greatly improved.
  • the box rod 15 is disposed on the left fastener stringer 10a and the butterfly rod 16 is disposed on the right fastener stringer 10b in plan view of the slide fastener 1.
  • a user wearing clothes with the slide fastener 1 is formed as a so-called left-inserting slide fastener 1 in many cases where the user operates the butterfly bar 16 with the left hand.
  • the left and right extending portions 38 of the first slider 30 and the engagement projection 58 of the second slider 50 which form the attitude holding structure, have the above-described first center line in the slider width direction. It has a symmetrical shape in the slider width direction with reference to 39 and the second center line 59.
  • the first slider 30 and the second slider 50 can be arranged in the first embodiment by setting the positional relationship between the hinge rod 16 and the box rod 15 opposite to the slide fastener 1 of the first embodiment in the left-right direction. It is also possible to form a so-called reverse-slidable slide fastener 1 for the so-called right insertion, which has the same form.
  • the first slider 30 and the second slider 50 according to the first embodiment are highly versatile sliders applicable to both the slide fastener 1 for left insertion and the slide fastener 1 for right insertion. As a result, the manufacturing cost of the first slider 30 and the second slider 50 can be reduced.
  • FIG. 20 is a bottom view showing the first slider and the second slider of the slide fastener according to the second embodiment.
  • FIG. 21 is a bottom view showing a state in which the first slider abuts on the second slider
  • FIG. 22 is a bottom view showing the first slider and the second slider in a state in which a butterfly rod is inserted.
  • the slide fastener 2 of the second embodiment is different from the slide fastener 1 of the first embodiment in that the extension portion (engaging portion) 45 of the first slider 30a and the second slider 50a form the attitude holding structure.
  • the form of the engagement projection (engaged portion) 65 is different.
  • the members and portions of the slide fastener 2 of the second embodiment other than the extension 45 of the first slider 30a and the engagement projection 65 of the second slider 50a are substantially the same as the slide fastener 1 of the first embodiment. In the same manner.
  • members and portions having the same configuration as the slide fastener 1 of the first embodiment are represented using the same reference numerals as the first embodiment, whereby the members and portions thereof I will omit the detailed explanation about.
  • members and portions having substantially the same configurations as those of the embodiments described before will be denoted by the same reference numerals, and the description thereof will be omitted. .
  • the first slider (the slider on the front side) 30a of the second embodiment has a first slider body 31a and a first pull (not shown), and is provided with an automatic lock mechanism by the stop claw body 42.
  • one extending portion 45 extending rearward from the rear end portion (rear end portion) of the lower wing plate 34 toward the second slider 50a is engaged. It is arranged as a department.
  • the extension 45 is formed to have a smaller thickness than the rear end of the lower blade 34, and the upper end surface of the extension 45 and the upper end of the lower blade 34 (element guide surface As in the case of the first embodiment described above (see FIGS. 3 and 6), the step 41 is provided between When the first slider 30a is in contact with the second slider 50a, the lower wing 54 of the second slider 50a contacts the above-described step portion 41 of the first slider body 31a.
  • the extending portion (engaging portion) 45 of the second embodiment is a base end portion 45 a that extends in a rod shape with a constant width dimension from the rear opening side end portion of the lower blade 34 toward the rear, And a hook portion 45b formed so as to be bent approximately 90 ° from the tip end (rear end) of the base end 45a toward the central portion in the width direction, and the extension 45 is a first slider In a bottom view of 30a, it has a form which exhibits a substantially L shape.
  • the second slider (rear slider) 50a of the second embodiment has a second slider body 51a and a second pull 52, and is provided with an automatic lock mechanism by the stop claws 62.
  • an engaged projection 65 which protrudes downward from the lower surface of the rear end (front end) of the lower wing plate 54, serves as an engaged portion. It is arranged.
  • the engaged projection 65 has a rectangular parallelepiped shape, and is disposed closer to the box bar 15 than the second center line 59 located at the center in the width direction of the second slider body 51a.
  • the engagement projection part 65 of the second embodiment and the inner side surface part of the base end part 45a of the extension part 45 of the first slider 30a when the first slider 30a abuts on the second slider 50a.
  • the inner side surface portion of the hook portion 45b is brought into contact with the side wall surface portion on the short side and the side wall surface portion on the long side of the engagement projection 65, thereby extending the first slider 30a to the engagement projection 65.
  • the protrusion 45 is formed to be engageable.
  • the extending portion (engagement portion) 45 provided on the first slider 30a and the engaged member provided on the second slider 50a forms an attitude holding structure capable of holding the first slider 30a in an inclined attitude inclined with respect to the second slider 50a.
  • Such a posture holding structure of the second embodiment is formed in a simple form as compared with the posture holding structure of the first embodiment described above.
  • the left and right fastener stringers 10a and 10b are separated from each other and the slide fastener 2 is opened.
  • the second slider 50a is slid to be held at the box rod side rear end position abutting on the stopper portion 15c of the box bar 15.
  • the first slider 30a is slid toward the box bar 15, and the first slider 30a is brought into contact with the second slider 50a.
  • the extending portion 45 of the first slider 30a comes in contact with the engaged projection 65 of the second slider 50a from the front side, and further, Overcoming the engaged projection 65.
  • the upper wing 33 and the lower wing 34 of the first slider 30a are brought into contact with the upper wing 53 and the lower wing 54 of the second slider 50a, respectively,
  • the extension portion 45 of the second slider 50a can be hooked and engaged with the engagement projection 65 of the second slider 50a.
  • the first slider 30a can be stably held in a predetermined inclined posture inclining with respect to the second slider 50a.
  • the butterfly bar 16 provided on the right fastener stringer 10b is inserted from the right shoulder of the first slider 30a, and the butterfly bar 16 is inserted so as to be inserted into the first slider 30a and the second slider 50a.
  • the first slider 30a of the second embodiment is pivoted in the same manner as in the first embodiment described above, whereby, as shown in FIG. 22, the first slider 30a is rotated.
  • the engagement between the extension 45 and the engagement projection 65 of the second slider 50a is released, and the first slider 30a can be held straight with respect to the second slider 50a.
  • the extending portion 45 of the first slider 30a and the engaged projection 65 of the second slider 50a are in the slider width direction. It is arranged at mutually different positions.
  • the left and right element rows 12 can be engaged by sliding the first slider 30a.
  • the first slider 30a when sliding of the first slider 30a is started, the first slider 30a is held in a straight state with respect to the second slider 50a, and the extending portion 45 and the engaged portion are engaged. Since the positions of the joint projection 65 in the slider width direction are different from each other, the sliding of the first slider 30 a can be easily and smoothly started.
  • the posture holding for holding the inclined posture of the first slider 30a by the extending portion 45 of the first slider 30a and the projection for receiving engagement 65 of the second slider 50a is formed.
  • the insertion operation of the butterfly rod 16 can be smoothly performed as in the slide fastener 1 of the first embodiment described above, and the operation of the butterfly rod 16 in the reverse-openable slide fastener 2 is possible. It is possible to improve the quality significantly.
  • FIG. 23 is a bottom view showing the first slider and the second slider of the slide fastener according to the third embodiment.
  • FIG. 24 is a bottom view showing a state in which the first slider abuts on the second slider.
  • the first slider (the slider on the front side) 30b of the third embodiment has a first slider body 31b and a first pull (not shown), and is provided with an automatic lock mechanism by the stop claw body 42.
  • the first slider body 31b has a substantially L shape extending from the outer surface of the lower blade 34a and the outer surface of the lower flange 36 (not shown in FIGS. 23 and 24).
  • the extending portion 47 is disposed as the engaging portion.
  • the lower blade 34a in the first slider body 31b is formed to have a substantially constant thickness dimension.
  • the extending portion 47 of the third embodiment is formed to have a thickness dimension larger than that of the lower blade 34a, and is connected to both the lower blade 34a and the lower flange portion 36 on the right side.
  • the substantially L-shaped extension 47 may be connected only to the lower blade 34a, or may be connected only to the lower flange 36 on the right side. In the present invention, it is also possible to provide the substantially L-shaped extending portion 47 not on the lower blade 34 a and the lower flange portion 36 but on the upper blade 33.
  • the extending portion 47 of the third embodiment includes a first extending portion (base end portion) 47a extending in the slider width direction from the lower blade 34a and the lower flange portion 36, and a tip end of the first extending portion 47a. And a second extending portion (bending piece portion) 47b which is bent from a portion and extends rearward toward the second slider 50b. Further, when the first slider 30b is brought into contact with the second slider 50b (see FIG. 24), the second extension 47b is below the second slider 50b. It is formed in contact with the side surfaces of the vane 54 and the lower flange portion 56.
  • the second slider (rear slider) 50b of the third embodiment has a second slider body 51b and a second pull 52, and is provided with an automatic locking mechanism by the stop claws 62. Further, the second slider body 51b of the third embodiment is formed in a form in which the engagement projection 65 is removed from the second slider body 51 in the first embodiment described above. Further, also in the third embodiment, as in the case of the first embodiment described above, the rear wing side end portions of the upper wing plate 53 and the lower wing plate 54 of the second slider 50b are inclined with respect to the slider width direction. The left and right inclined portions 61 are provided.
  • the extending portion (engagement portion) 47 provided on the first slider 30b and the second slider 50b are disposed as an engaged portion.
  • the side surface portion of the lower wing 54 and the side surface portion of the lower flange portion 56 allow the first slider 30b to be held in an inclined posture inclined with respect to the second slider 50b. It is formed.
  • Such a posture holding structure of the third embodiment is formed in a simpler form as compared with the posture holding structures of the first and second embodiments described above.
  • the first slider 30 b is slid toward the second slider 50 b from the state shown in FIG.
  • the extended portion (engagement portion) 47 of the first slider 30b is moved to the lower wing plate of the second slider 50b (Parts) 54 and each side part of the lower flange part (engaged part) 56 (engage).
  • the first slider 30b when the first slider 30b is brought into contact with the second slider 50b, the first slider 30b can be held in a predetermined inclined posture inclining with respect to the second slider 50b.
  • the inclination attitude of the first slider 30b held by the attitude holding structure of the third embodiment is higher than that of the second slider 50b (for example, the attitude shown in FIG. 23) in which the first slider 30b is naturally inclined.
  • the inclination angle ⁇ of the virtual first center line 39 of the first slider 30 b with respect to the virtual second center line 59 can be reduced. That is, in the posture holding structure of the third embodiment, it is possible to prevent the first slider 30b from being excessively inclined with respect to the second slider 50b.
  • the butterfly bar 16 provided on the right fastener stringer 10b is inserted from the right shoulder of the first slider 30b, and the butterfly bar 16 is assembled with the first slider 30b and the second slider 50b. Insert so that it can be inserted.
  • the first slider 30b of the third embodiment is rotated, and the first slider 30b of the third embodiment is rotated in the same manner as the first embodiment (FIG. 18) or the second embodiment (FIG. 22).
  • the predetermined inclined posture of the slider 30b is released, and the first slider 30b can be held straight with respect to the second slider 50b.
  • the left and right element rows 12 can be engaged by sliding the first slider 30b.
  • the inclined posture of the first slider 30b is maintained by the extended portion 47 of the first slider 30b and the lower wing 54 and the lower flange portion 56 of the second slider 50b. Posture holding structure is formed.
  • the insertion operation of the butterfly rod 16 can be smoothly performed, and the operability of the butterfly rod 16 in the reverse-openable slide fastener 3 can be improved.
  • FIG. 25 is a perspective view showing a first slider and a second slider of the slide fastener according to the fourth embodiment.
  • 26 and 27 are a plan view and a bottom view showing a state before the first slider abuts on the second slider.
  • 28 and 29 are a plan view and a bottom view showing a state in which the first slider abuts on the second slider.
  • the slide fastener 4 of the fourth embodiment includes the left fastener stringer 10a and the right fastener stringer 10b, the box rod 15 disposed at the rear end of the left fastener stringer 10a, and the rear end of the right fastener stringer 10b. And a pair of front and rear sliders 70 and 80 slidably attached to the element row 12 in a direction in which the rear ports face each other.
  • the left fastener stringer 10a, the right fastener stringer 10b, the box bar 15, and the butterfly rod 16 are the left fastener stringer 10a of the slide fastener 1 of the first embodiment described above. It is formed substantially the same as the fastener stringer 10b, the box rod 15, and the butterfly rod 16.
  • the first slider (front slider) 70 of the fourth embodiment has a semi-automatic locking mechanism by a spring member (leaf spring member) not shown. That is, the first slider 70 is provided with a first slider body 71 and a plate-like spring (not shown) provided with a claw portion which is attached to the first slider body 71 and can be projected into the element guide path of the first slider body 71. It has a member, and the 1st pull handle 72 by which the attachment axial part 72a is rotatably hold
  • the first slider body 71 and the spring member are basically formed in the same manner as the slider body and the spring member of the conventional general slider provided with the semi-automatic locking mechanism. . Therefore, the first slider body 71 and the spring member of the fourth embodiment will be briefly described.
  • the first slider body 71 includes an upper wing plate 73, a lower wing plate 74, and a connecting post that connects the shoulder end of the upper wing plate 73 and the shoulder end of the lower wing plate 74; It has left and right lower flange portions 76 disposed at the left and right side edges of the lower blade 74.
  • the upper wing 73 is provided with a mounting portion 73a on which a spring member is inserted and mounted, left and right protruding pieces 73b arranged on both left and right sides of the mounting portion 73a, and a protruding piece 73b.
  • the left and right projecting pieces 73b press the spring member from the upper surface side by being pressed inward and plastically deformed in a state where the spring member is set on the mounting portion 73a of the upper wing plate 73. Can be fixed. Further, at the rear end side of the mounting portion 73a, a claw hole which allows a part of the spring member to be inserted and which communicates with the element guide path of the first slider body 71 is bored.
  • the spring member (not shown) according to the fourth embodiment includes a main body mounted on the mounting portion 73a of the first slider body 71, a claw extending downward from the rear end of the main body through the bending portion, and the main body And a mounting piece portion which extends downward from the front end portion through a bending portion, and is formed in a generally U-shaped bent configuration.
  • the form of the 1st slider body 71 and a spring member is not limited, It is possible to change arbitrarily.
  • the first pull handle 72 includes a pull handle main body 72b which can be held by gripping with a finger, left and right arm portions 72c extending in parallel from one end of the pull handle main body 72b, and left and right arms And a mounting shaft portion 32a connecting between the tip portions of the portion 72c.
  • the attachment shaft portion 32a of the first pull 72 is formed in a columnar shape elongated in the slider width direction, and a spring member attached to the first slider body 71 is lifted at the central portion of the attachment shaft portion 32a.
  • the cam portion 72d of the cam is protruded in a predetermined direction.
  • An insertion hole 72e is formed in the pull main body 72b of the first pull 72 so as to allow insertion of a later-described engagement projection 85 provided on the second slider body 81 of the second slider 80, the surface of the pull main body 72b. It penetrates from the back to the back.
  • the insertion hole portion 72e of the first pull 72 holds the inclined posture of the first slider 70 together with the engaged projection 85 which becomes the engaged portion of the second slider 80 as the engaging portion. It forms a structure. Therefore, the insertion hole (engagement portion) 72e of the first pull handle 72 corresponds to the position of the engagement projection (engagement portion) 85 of the second slider 80, and the first slider 70 is set to a predetermined position. It is disposed at a position where it can be held in the inclined posture.
  • the second slider (rear slider) 80 of the fourth embodiment is formed by the second slider body 81, and is disposed in the second sliders 50, 50a, 50b of the first to third embodiments described above. Such a second pull 52 is not provided. Further, the second slider 80 of the fourth embodiment is formed as a so-called free slider which does not have a lock mechanism such as an automatic lock mechanism by a stop claw or a semi-automatic lock mechanism by a spring member.
  • the second slider body 81 (second slider 80) of the fourth embodiment includes the upper blade 83, the lower blade 84, the shoulder end (rear end) of the upper blade 83, and the lower blade 84. It is provided on the upper surface of the upper wing plate 83 so as to protrude from the connecting pillar connecting the shoulder opening side end portion (rear end portion), the left and right lower flange portions 86 arranged along the left and right side edges of the lower wing plate 84 And a projection 85 for engagement. Further, the rear wing side end portions (front end portions) of the upper wing plate 83 and the lower wing plate 84 in the second slider body 81 are inclined with respect to the slider width direction in plan view or bottom view of the second slider body 81 Left and right slopes are provided.
  • the engaged protrusion portion 85 of the fourth embodiment is formed in a hemispherical shape that can be inserted (inserted) into the insertion hole portion 72e of the first pull handle 72 described above. Further, the engaged projection 85 is disposed at a position closer to the box rod 15 with respect to a virtual second center line located at the center in the width direction of the second slider body 81 in the slider width direction.
  • the insertion hole (engagement portion) 72 e provided in the first pull 72 of the first slider 70 and the second slider 80 are provided.
  • Posture holding capable of holding and fixing the first slider 70 at a predetermined inclined posture inclined with respect to the second slider 80 by the engaged projection (engaged portion) 85 The structure is formed.
  • the second slider 80 By sliding, as shown in FIG. 25 to FIG. 27, it is held at the box rod side rear end position to be in contact with the stopper portion 15 c of the box bar 15. Subsequently, the first slider 70 is slid toward the box bar 15 so that the first slider 70 abuts on the second slider 80.
  • the first pull 72 of the first slider 70 is laid on the rear side, and as shown in FIG. 28, the first slider 70 is inclined by a predetermined amount.
  • the first pull tab 72 of the first slider 70 and the second pull tab 72 of the first slider 70 are inserted by inserting the engaged projection 85 of the second slider 80 into the insertion hole 72 e of the first pull tab 72 while maintaining the posture.
  • the slider body 81 is engaged. Thereby, the state where the first slider 70 abuts on the second slider 80 can be stably maintained, and the first slider 70 is stably held in a predetermined inclined posture inclined with respect to the second slider 80. be able to.
  • the engaged projection 85 of the second slider 80 is disposed closer to the box bar 15 in the slider width direction as described above.
  • the first slider 70 is held in an inclined posture in which the shoulder end of the first slider 70 is directed to the side opposite to the left side fastener stringer 10 a on which the box bar 15 is disposed. Can make the insertion operation of the butterfly rod 16 easier.
  • the butterfly rod 16 provided on the right fastener stringer 10b is inserted from the right shoulder of the first slider 70, and the butterfly rod 16 is inserted so as to be inserted into the first slider 70 and the second slider 80.
  • the posture maintaining structure of the fourth embodiment maintains the inclined posture of the first slider 70.
  • the first slider 70 does not rotate as in the first to third embodiments described above.
  • the first pull 72 of the first slider 70 is lifted, and the engagement projection 85 of the second slider 80 is removed from the insertion hole 72 e of the first pull 72.
  • the inclined posture of the first slider 70 is released, and the first slider 70 is held straight with respect to the second slider 80.
  • the left and right element rows 12 can be engaged by sliding the first slider 70 forward.
  • the first slider 70 is predetermined by the insertion hole 72 e of the first pull 72 and the projection 85 for engagement of the second slider 80.
  • a posture holding structure for holding and fixing in the inclined posture is formed.
  • the user wearing the clothes with slide fasteners performs the operation of the butterfly rod 16 with the left hand using the slide fasteners 2, 3 and 4 that can be reverse-opened described in the above-described second to fourth embodiments. It is formed as a slide fastener for many left insertions.
  • the positional relationship between the hinge bar 16 and the box bar 15 is left and right opposite to the case of the second to fourth embodiments, and the first sliders 30a, 30b, 70 and the second sliders 50a, 50b, It is also possible to form a so-called reverse-openable slide fastener for so-called right insertion by forming 80 in a form of being in a mirror-symmetrical relationship in plan view or bottom view with respect to the form of Example 2 to Example 4. It is.

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PCT/JP2017/044949 2017-12-14 2017-12-14 スライドファスナー WO2019116514A1 (ja)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113349475A (zh) * 2021-06-21 2021-09-07 朗姿股份有限公司 一种带有活动帽子的上衣

Citations (3)

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Publication number Priority date Publication date Assignee Title
US2892231A (en) * 1955-05-24 1959-06-30 Conmar Prod Corp Slide fastener
JPS49145807U (zh) * 1973-04-20 1974-12-17
WO2010070743A1 (ja) * 2008-12-17 2010-06-24 Ykk株式会社 スライドファスナー

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047264A (en) * 1973-04-20 1977-09-13 Yoshida Kogyo Kabushiki Kaisha Separable slide fastener
US20120167354A1 (en) * 2009-09-11 2012-07-05 Ykk Corporation Reverse Opening Slide Fastener
JP5606452B2 (ja) * 2009-12-25 2014-10-15 Ｙｋｋ株式会社 逆開きスライドファスナー

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892231A (en) * 1955-05-24 1959-06-30 Conmar Prod Corp Slide fastener
JPS49145807U (zh) * 1973-04-20 1974-12-17
WO2010070743A1 (ja) * 2008-12-17 2010-06-24 Ykk株式会社 スライドファスナー

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113349475A (zh) * 2021-06-21 2021-09-07 朗姿股份有限公司 一种带有活动帽子的上衣
CN113349475B (zh) * 2021-06-21 2023-01-17 朗姿股份有限公司 一种带有活动帽子的上衣

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TWI655916B (zh) 2019-04-11

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