JP2007075196A - Slider for slide fastener having automatic stopper - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a slider for a slide fastener having an automatic stopper for easily inserting engaging claws provided on a cover into a sufficient gap formed between linear fastener elements, and for achieving stopping function without damaging sewing thread or the like. <P>SOLUTION: A claw hole 22 is provided in an upper face of a body 1 of the slider for inserting the stopping claws 30. A front mounting column 10 and a rear mounting column 11 are provided in the front and the rear of the claw hole 22. The cover 7 is provided with a front engaged part 32 to be engaged with the front mounting column 10 and a rear engaged part 33 vertically movable inside the rear mounting column 11. An elastic piece 31 is provided on a front end of an upper wall 26 of the cover 7 so as to face the front mounting column 10. Openings 27 are provided on side walls 25 on both sides of the cover 7 for inserting a pivot 36 of a tab 8. Bases 29 of the stopping claws 30 are arranged in the rear of the openings 27. Each base 29 is bent so that the tip of the stopping claw 30 is positioned on the front side, and the cover 7 is fitted to the slider. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a slider for use with a slide fastener having an automatic stop mechanism, and relates to a slider for a slide fastener with an automatic stop device that can activate a stop function by pulling a cover having a stop claw by pulling a handle. .

  Conventionally, the cover erected between the cover mounting columns erected before and after the body of the slider is provided with a protruding elastic piece for fixing to the front surface of the front mounting column as shown in FIG. A locking piece that can be swingably attached to the front mounting column is provided on the left and right sides below the base of the elastic piece, and the other end of the cover, that is, the rear side, is swingably attached to the rear mounting column. A locking piece is provided, and left and right jaw-like stop claws are provided so as to protrude outwardly at the base of the locking piece, and the upper surface of the fastener element can be pressed by forming a wide base of one stop claw. A pressing shaft is formed, and the left and right stop pawls are respectively inserted into the claw holes drilled on both sides of the mounting column provided at the rear of the body, and a concave shaft through which the pivot of the handle can be inserted into the base of the stop pawl and the pressing portion. An insertion part is provided, and this material is bent as shown in FIG. The cover is formed, the pivot of the pull handle is attached, and the pulling operation of the pull handle lifts the rear end of the cover to disengage the left and right stop claws from the front and rear linear fastener elements, allowing the slider to slide back and forth. A slider for a slide fastener with an automatic stop device formed so as to be able to be made is known.

In addition, as shown in FIG. 13, stop pawls that can be inserted between the front and rear linear fastener elements arranged on the left and right side walls of the cover that is swingably attached to the body of the slider are drilled to the left and right of the body. Stop pawls are inserted into the provided claw holes, and locking pieces provided at the front end of the cover are inserted and locked to the left and right hook-shaped mounting pillars standing in front of the fuselage, and provided in a protruding shape at the front center of the cover The hook is provided with a locking piece provided on the left and right sides of the rear end of the cover. It is attached so as to be able to swing on a cylindrical mounting column, and the pivot of the handle is inserted into the opening provided at the base of the stop claw of the cover, and the cover is swingably formed by the operation of the handle, and the slider is slid back and forth. Slide with automatic stop that can be moved Asuna slider is known.
US Pat. No. 2,657,445 US Pat. No. 3,267,544

  11 and 12 described in the previous section, the slider with the automatic stop device shown in FIGS. 11 and 12, and most sliders having a known automatic stop mechanism guide the linear fastener element installed in the body of the slider. In order to insert a stop claw between the leg portions of the fastener element in a state where the right and left linear fastener elements are engaged with each other at the engaging head, that is, the cover provided with the stop claw is placed on the rear mounting column side of the body. Because the stop claw is inserted into the drilled nail hole, the sewing thread that sews the fastener element to the fastener tape is damaged, the clearance between which the stop claw is inserted is small, and it is difficult to perform the slider stop function sufficiently. There is a problem.

  The present invention has been invented in view of the above-mentioned problems. Among the inventions, the invention according to claim 1 is a slider with an automatic stop device of a type in which a stop claw is provided on the cover. It is attached to the front mounting column of the fuselage, and the stop claw is formed in the shape that the stop claw is arranged on the front mounting column side, that is, the shoulder opening side of the fuselage, and the stop claw can be inserted in the gap between the linear fastener elements The slider can be easily and easily assembled without changing the slider with an automatic stop mechanism that can fully exhibit the stop function without damaging the sewing thread, etc. The main objective is to provide a slide fastener slider with an automatic stop device.

  In addition to the object of the invention of claim 1, the invention of claim 2 specifies the form of the stop claw connected to the opening of the cover, and the stop claw is easily and accurately located between the legs of the linear fastener element. It is an object to provide a slider for a slide fastener with an automatic stop device formed in a form that can be inserted.

  In addition to the object of the invention described in claim 3, the invention described in claim 3 is provided with a stop claw by specifying the form inside the rear mounting column in the slider and the form of the stop claw formed on the side wall of the cover. It is an object of the present invention to provide a slide fastener slider with an automatic stop device that can withstand a long-term use of a cover, exhibit an excellent stopping function, and perform a smooth pulling operation.

  In addition to the object of the invention described in claim 4, the invention described in claim 4 can provide a slider having a sufficient performance with little failure even if the stop pawl is installed only on the side wall on one side of the cover. In addition, an object of the present invention is to provide a slide fastener slider with an automatic stop device that can prevent thread waste and the like from entering through the nail holes of the body and can perform a smooth sliding operation.

  In addition to the object of the invention described in claim 5, the invention according to claim 5 is formed so that a cover provided with a stop claw can be easily attached to the fuselage, and the cover is very easily attached to the front mounting column of the fuselage. It is an object to provide a slide fastener slider with an automatic stop device formed into a form that can be attached and assembled.

  In order to achieve the above object, according to the first aspect of the present invention, a claw hole 22 into which the stop claw 30 can be inserted is formed on the upper surface of the slider body 1, and the front and rear of the claw hole 22, that is, the shoulder of the slider. The front side is referred to as the front side, the rear side is referred to as the rear side, the front mounting column 10 and the rear mounting column 11 are erected, and the cover 7 that covers the body 1 is engaged with the front engaged portion 32 that engages with the front mounting column 10. And a rear engaged portion 33 that can move up and down in the rear mounting column 11 is provided, and an elastic piece 31 having elasticity facing the front mounting column 10 at the front end of the upper wall 26 of the cover 7 is inclined. An opening 27 through which the pivot 36 of the handle 8 can be inserted is provided in the side walls 25 on both sides of the cover 7, and a base 29 of the stop claw 30 is installed on the rear side of the opening 27. The base 29 is bent in a shape located at The counter is automatically stop device with a slide fastener slider was the 22 is intended to be the main components.

  According to the second aspect of the invention, in addition to the configuration of the first aspect of the invention, the stop claw 30 installed on the cover 7 is formed by connecting the rear side of the opening 27 and the base 29 of the stop claw 30 is bent. The tip of the stop claw 30 formed in this way is a slider for a slide fastener with an automatic stop device formed in a shape located below the opening 27.

  In addition to the structure of the invention described in claim 1, the invention described in claim 3 gradually decreases in thickness toward the front side from the rear mounting column 11 inside the mounting column 11 erected on the rear side of the body 1. The slider for a slide fastener with an automatic stop device is formed so that the upper surface of the pull guide part 18 is located above the upper side of the stop pawl 30 when the pull guide part 18 is formed and the cover 7 is moved upward. .

  In addition to the configuration of the invention described in claim 1, the invention described in claim 4 has a claw hole 22 formed in the upper wing plate 2 of the fuselage 1 at a position biased to one side of the upper wing plate 2, The stop claw 30 installed on one side wall 25 of the cover 7 is inserted into the claw hole 22, and the stop claw 30 and a step portion 23 having a jaw shape are formed at the bottom of the claw hole 22 installed on the upper blade 2. This is a slider for a slide fastener with an automatic stop device.

  In addition to the configuration of the invention described in claim 1, the invention described in claim 5 forms a tapered surface 20 by attaching a slope to the upper outer surface of the front mounting column 10 on the body 1, and the front engagement of the cover 7. This is a slide fastener slider with an automatic stop device in which a slope portion 34 is formed at the lower edge of the joint portion 32 to facilitate fitting of the cover 7 to the mounting column 10.

  As an effect of the invention of this application, the invention according to claim 1 is a front view in which a claw hole is formed on the body, mounting columns are erected on the front and rear sides of the claw hole, and the cover is engaged with the front mounting column. Provided with an engaged portion and a rear engaged portion that can move in the rear mounting column, an elastic piece facing the front mounting column is obliquely provided at the front end of the upper wall, and an opening through which the pivot of the handle can be inserted into the side wall The base of the stop claw is installed on the rear side of the opening, and the base is bent in a shape where the tip of the stop claw is located on the front side so as to face the claw hole. There is an effect.

  In a slider having an automatic stop mechanism in which a stop claw is installed on the cover of the present invention, in particular, just before the left and right linear fastener elements in the slider body engage the stop claw provided on the side wall of the cover, that is, in the gap on the shoulder side. Since the slider can be easily inserted between the fastener elements and the sliding of the slider can be stopped, the stop claw can be inserted into the gap with a margin without damaging the sewing thread of the fastener stringer. In addition, the slider body can be easily and efficiently manufactured using a conventional manufacturing apparatus.

  According to the second aspect of the present invention, in addition to the effect of the first aspect of the invention, the stop claw is formed by connecting the rear side of the opening, and the tip of the stop claw with the base bent is located below the opening. By forming it in a positioned shape, the stop pawl can be easily arranged in the gap portion immediately before the right and left linear fastener elements mesh with each other, and there is an effect that it can be inserted accurately and efficiently.

  In addition to the effect of the invention described in claim 1, the invention described in claim 3 is formed with a pulling guide portion in which the thickness gradually decreases from the rear mounting column toward the front inside the rear mounting column. When moved upward, the upper surface of the pulling guide part is formed so as to be positioned above the upper side of the stop claw, so that the pivot of the pulling hand inserted through the opening of the cover slides on the upper surface of the pulling guide part. Since the pivot does not come into contact with the upper side of the stop claw, the stop claw provided on the cover can be used over a long period of time and has an effect of maintaining an efficient stop function.

  In addition to the effect of the invention of claim 1, the invention described in claim 4 has a claw hole formed at a position biased to one side of the upper wing plate of the fuselage, and a stop claw installed on the side wall of the cover as a claw hole. Inserting and forming a stop claw and a step-like step at the bottom of the claw hole to be installed on the upper blade, even if the stop claw is provided only on one side wall of the cover, the stop function is sufficient In addition, there is no harmful effect of lint and the like entering from the claw hole, and there is an effect that a smooth and light sliding operation can be performed.

  In addition to the effects of the invention described in claim 1, the invention described in claim 5 is formed with a tapered surface on the upper outer surface of the front mounting column and a slope on the lower edge of the front engaged portion of the cover. Thus, the effect of the present invention is extremely remarkable, such as the effect that the cover provided with the stop pawl can be accurately and easily attached to the front of the body.

  The slider for a slide fastener with an automatic stop device according to the present invention is a slider having a cover provided with a stop claw as a lock mechanism, and the slider is composed of three members, a body 1, a cover 7, and a handle 8 as shown in FIGS. The body 1 and the handle 8 are made of metal by die-casting means, and the cover 7 is made of metal by press working.

  The slider body 1 has an upper wing plate 2 and a lower wing plate 3 connected by a guide post 4, and a guide groove 6 that guides the linear fastener element 40 by bending flanges 5 on both sides of the upper wing plate 2. The upper wing plate 2 is provided with a claw hole 22 at a position deviated to one side in the central longitudinal direction, and a lower step portion 23 from the rear to the front at a bottom portion of the claw hole 22, that is, a portion facing the guide groove 6. The front mounting column 10 and the rear mounting column 11 are projected on the upper wing plate 2 before and after the claw hole 22.

  The front mounting column 10 is provided with a trapezoidal support portion 12 in the center in the longitudinal direction, and an inclined guide surface 13 on which the elastic piece 31 of the cover 7 can be fitted on the front surface of the support portion 12. A small small protrusion 16 is provided on both side surfaces of the cover 7 so as to come into contact with the front engaged portion 32 of the cover 7, and the front mounting portion is provided with hook portions 21 that are hooked on both sides of the support portion 12. The column 10 is provided integrally with the support portion 12. The rear mounting column 11 is provided with a guide portion 19 projecting from a convex strip on the both sides of the inner surface so that the rear engaged portion 33 of the cover 7 can move up and down, and the inner surface of the rear mounting column 11 is biased to one side. A pull guide part 18 that slides and guides the pivot 36 of the pull handle 8 is provided so as to incline forward.

  The cover 7 bends the side wall 25 and the upper wall 26 and extends an elastic piece 31 elastically contacting the front surface of the support portion 12 at the front end of the upper wall 26. The side walls 25 on both sides are provided with openings 27 into which the pivots 36 of the pull handle 8 are fitted, and claw pieces 28 that form a stop claw 30 connected from the rear end of the one opening 27 project downward. Then, the base 29 of the claw piece 28 is bent forward, and the tip is protruded downward to form the stop claw 30 so as to be positioned below the opening 27. A front engaged portion 32 and a rear engaged portion 33 that protrude outward are respectively provided at the front and rear ends of the side wall 25 to engage with the hook portion 21 of the front mounting column 10 and the guide portion 19 of the rear mounting column 11. To form.

  To assemble the slider, the pivot 36 of the handle 8 is inserted into the opening 27 of the cover 7, the rear engaged portion 33 is inserted into the guide portion 19 of the rear mounting column 11, and the stop claw 30 is opposed to the claw hole 22. The elastic piece 31 is elastically brought into contact with the guide surface 13 of the support portion 12, and the front engaged portion 32 is pushed in from above using the tapered surface 20 of the front mounting column 10, and the cover 7 is formed around the small protrusion 16. The hook portion 21 is engaged with the hook portion 21 so as to be rotatable.

  In the slider operation by the pull handle 8, when the knob portion 37 of the pull handle 8 is picked and pulled upward, the pivot shaft 36 slides along the pull guide portion 18, and the rear engaged portion 33 of the cover 7 is moved to the rear mounting column 11. At the same time that the guide part 19 is lifted up to the upper limit of movement, the stop claw 30 protruding from the claw hole 22 can be retracted and retracted from the guide groove 6 to slide the slider. At this time, as shown in FIG. 5, the pivot shaft 36 of the pull handle 8 comes into contact with the pull guide portion 18 installed on the rear mounting column 11, and the opening 27 of the cover 7 holds and lifts the pivot shaft 36. The pivot 36 is formed so as not to contact the claw piece 28 by forming the upper surface of the claw 30 above the upper side of the stop claw 30. As shown in FIG. 6, the stop claw 30 inserts the left and right linear fastener elements 40 in the guide grooves 6 of the body 1 between the fastener elements 40 having a gap just before meshing, and stops the slider.

  1 to 9, the slide fastener slider with an automatic stop device according to the first embodiment is formed of a metal such as a zinc alloy or an aluminum alloy by die-casting means to form the body 1 and the handle 8, and a steel plate or the like by press working. Cover 7 is formed. The slider provided with the automatic stop mechanism is composed of three members: a body 1, a cover 7, and a handle 8. The cover 7 has a stop claw 30 as a lock mechanism. The automatic stop device is of a form that can be inserted between the elements 40, and the puller 8 used here can be a puller 8 prepared by the customer, and for this reason, the slider can be easily assembled by manual work or the like. It is an attached slider.

  As shown in FIG. 1, the slider body 1 connects the upper wing plate 2 and the lower wing plate 3 with guide pillars, and elements on both side edges of the upper wing plate 2 by sewing threads 44 on the side edges of the fastener tape 39. A flange 5 capable of guiding the fastener element 40 sewed with a core string 45 inserted between the upper wing plate 2 and the lower wing plate 3 is formed. A claw hole 22 is formed at a position biased to one side in the central longitudinal direction of the upper blade 2, for example, at a position biased as shown in FIGS. At the bottom of the claw hole 22, a low step portion 23 is projected from the rear to the front of the claw hole 22 at a portion facing the guide groove 6 so as to face the claw piece 28. 10 and the rear mounting column 11 are erected on the upper surface of the upper blade 2.

  The front mounting column 10 erected on the upper wing plate 2 is provided with a trapezoidal support portion 12 oriented in the central longitudinal direction, and an inclined guide that can elastically contact the elastic piece 31 provided on the cover 7 on the front surface of the support portion 12. Surface 13 is formed. Protruding front mounting columns 10 are integrally provided on both sides of the guide surface 13, and the mounting column 10 forms a front engaging portion 14 by a hook portion 21 having a hook shape toward the rear. A small protrusion 16 is provided on the side surface of the support portion 12 facing the hook portion 21 so as to abut and engage with a front engaged portion 32 provided on the cover 7. A concave recess 17 is formed on the upper blade 2 so that the elastic piece 31 of the cover 7 can be fixed in a stable state.

  The rear mounting column 11 standing on the upper wing plate 2 is provided on the rear opening side of the upper wing plate 2, and an inclined pulling guide portion 18 extending forward along the claw hole 22 is provided inside the mounting column 11. As shown in FIG. 6, the pivot shaft 36 of the handle 8 is guided. As shown in FIG. 5, guide portions 19 are provided on both inner surfaces of the mounting column 11 so that the rear engaged portions 33 formed on the cover 7 projecting outwardly from the ridges can move up and down. A stop portion 24 for stopping the upward movement of the cover 7 is formed at the upper end of 11. In addition, the handle guide part 18 formed in the inner side of the attachment pillar 11 is installed in the state biased to one side as shown in FIG.

  The cover 7 is formed by pressing a single steel plate, bent into a shape in which the side wall 25, the upper wall 26, and the elastic piece 31 are extended from the front of the upper wall 26, and the side wall 25 on both sides has a triangular opening. A claw piece 28 that forms the stop claw 30 is provided downward from the rear end of one opening 27, the base 29 of the claw piece 28 is bent forward, and the tip is extended downward. Thus, the stop claw 30 is formed in a shape located below the opening 27, and is formed so as to hold the pivot 36 of the pull handle 8 inserted through the opening 27, that is, to be held in a substantially C shape. A front engaged portion 32 that can be engaged with the front engaging portion 14 formed on the front mounting column 10 at the front and rear ends of the side wall 25 and a rear engaged portion 33 that can move the guide portion 19 of the rear mounting column 11. Project. The stop pawl 30 is slightly deformed inward as shown in FIG.

  To assemble the slider, firstly, the rear engaged portion 33 is inserted into the rear mounting column 11 with the pivot 36 of the handle 8 being directed to the opening 27 of the cover 7, and the stop claw 30 is opposed to the claw hole 22. 8, the inclined surface 34 formed on the lower edge of the front engaged portion 32 of the cover 7 as shown in FIG. As shown in FIG. 9, the front engaged portion 32 is brought into contact with the small protrusion 16 formed in the hook portion 21 as shown in FIG. It can be moved within.

  As shown in FIG. 6, the assembled slider is operated by pulling the handle 8 obliquely upward along the handle guide portion 18 so that the rear engaged portion 33 of the cover 7 moves in the guide portion 19 of the rear mounting column 11. In addition, the slider can be slid backward by retracting the stop pawl 30 from the guide groove 6. At this time, as shown in the drawing, the pivot 36 comes into contact with the handle guide portion 18 to move the cover 7, and the pivot 36 does not contact the stop pawl 30 at all. Further, when the pull 8 is pulled forward, the cover 7 is lifted along the edge of the opening 27, the rear engaged portion 33 moves in the guide portion 19 of the rear mounting column 11, and the stop pawl 30 is moved from the guide groove 6. The slider can be slid forward by sliding away. When it is desired to stop the slider, when the handle 8 is released, the stop pawl 30 has a gap immediately before the right and left linear fastener elements 40 attached to the fastener tape 39 are engaged with the engagement head 41 as shown in FIG. The slider can be stopped by inserting it between the fastener elements 40.

  The slider with an automatic stop device according to the present invention is a form that can be easily and easily assembled without using a tool when the customer wants to assemble the slider by himself using a desired handle. A fastener chain using a fastener element can be equipped, and the fastener chain can be used in various fields.

It is a disassembled perspective view of the slider for slide fasteners with an automatic stop device. It is a perspective view of the slider after the assembly of a slider same as the above. It is a front view of the slider which notched a part of slider same as the above. It is a front view of the slider which notched the part which shows the operation state of a slider same as the above. It is DD sectional drawing in FIG. 3 with a slider same as the above. It is an enlarged view of the principal part which shows the action | operation of a slider same as the above. It is sectional drawing of the fastener chain which shows the AA cross section of FIG. 3 with a slider same as the above. It is sectional drawing which shows the state just before mounting | wearing with a cover with a slider same as the above. It is BB sectional drawing in FIG. 3 which shows the state after mounting | wearing with a cover with a slider same as the above. It is CC sectional drawing in FIG. 3 with a slider same as the above. It is an expanded view of the cover material of a well-known slider. It is a perspective view of a cover same as the above. It is a disassembled perspective view of another well-known slider.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Body 2 Upper blade 4 Guide pillar 7 Cover 8 Pull 10 Front attachment pillar 11 Rear attachment pillar 12 Support part 13 Guide surface 14 Front engagement part 15 Rear engagement part 16 Small protrusion 18 Pull guide part 19 Guide part 20 Tapered surface 22 Claw hole 23 Step part 25 Side wall 26 Upper wall 27 Opening part 29 Base part 30 Stop claw 31 Elastic piece 32 Front engaged part 33 Back engaged part 34 Slope part 36 Axis

Claims (5)

  A claw hole 22 is drilled on the body 1, the mounting columns 10 and 11 are erected on the front and rear sides of the claw hole 22, and the cover 7 has a front engaged portion 32 that engages with the front mounting column 10, and a rear side. A rear engaged portion 33 that moves in the mounting column 11 is provided, an elastic piece 31 that faces the front mounting column 10 is obliquely provided at the front end of the upper wall 26, and the pivot 36 of the handle 8 can be inserted into the side wall 25. The opening 27 is provided, the base 29 of the stop claw 30 is installed on the rear side of the opening 27, the base 29 is bent so that the tip of the stop claw 30 is located on the front side, and the claw hole 22 is opposed. A slider for a slide fastener with an automatic stop device, characterized in that it is formed as follows.   The stop pawl 30 is formed by connecting the rear side of the opening 27, and the tip of the stop pawl 30 with the base 29 bent is formed so as to be positioned below the opening 27. Slider for slide fastener with stop device.   Inside the rear mounting column 11, a handle guide portion 18 whose thickness gradually decreases from the rear mounting column 11 toward the front is formed, and when the cover 7 is moved upward, the upper surface of the handle guide portion 18 is The slider for a slide fastener with an automatic stop device according to claim 1, wherein the slider is formed in a shape located above the upper side of the stop pawl.   A claw hole 22 is formed at a position biased to one side of the upper wing plate 2 of the fuselage 1, a stop claw 30 installed on the side wall 25 of the cover 7 is inserted into the claw hole 22, and a claw hole installed on the upper wing plate 2. The slider for a slide fastener with an automatic stop device according to claim 1, wherein a stop claw 30 and a stepped portion 23 having a jaw shape are formed at the bottom of 22.   2. A slide fastener with an automatic stop device according to claim 1, wherein a tapered surface is formed on the upper outer surface of the front mounting column and a slope is formed on the lower edge of the front engaged portion of the cover. slider.

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