WO2010058465A1

WO2010058465A1 - Slider adapted for use in slide fastener and to which pull tab can be attached and detached

Info

Publication number: WO2010058465A1
Application number: PCT/JP2008/071104
Authority: WO
Inventors: 慶一槻; 嘉一濱田
Original assignee: Ykk株式会社
Priority date: 2008-11-20
Filing date: 2008-11-20
Publication date: 2010-05-27
Also published as: CN102076239A; TW201019867A; TWI369187B; CN102076239B

Abstract

A slider for use in a slide fastener and to which a pull tab can be attached and detached. The slider has a body, a pull-tab holder fixed to the body in a cantilever manner, and a closing body mounted to a free end portion of the pull-tab holder. The free end portion and the closing body are engaged with each other, and pull-tab holder endures a tensile load and a pressing load applied thereto and does not deform. The closing body (2) for opening and closing a gap (74) between the body (1) and the free end portion (32) of the pull-tab holder (4) fixed to the body (1) in a cantilever manner is formed so as to be slidable. When the gap (74) is closed by engagement between an engaging section (29) of the free end portion (32) and an engaged section (36) of the closing body (2), even if a tensile load is applied to the pull-tab holder (4) by operation of a pull tab (12) or even if a pressing load is applied to the pull-tab holder (4) by ironing, the structure prevents deformation of the pull-tab holder (4) to allow smooth replacement of a pull tab (12).

Description

Slider for slide fastener with removable handle

This invention attaches a handle holding body for attaching a handle to a slider in a slide fastener in a cantilevered manner with respect to the fuselage, and utilizes a gap with an upper blade formed at a free end of the handle holding body, The handle can be attached and detached freely, and the handle can be exchanged freely. The gap between the handle holder and the upper blade can be opened and closed by a closed body that is slidably attached to the fuselage. It is related with the slider for slide fasteners which can be formed and attached and the mechanism which can lock the free end part of a handle holding body and a closing body was arranged.

As shown in FIG. 19 (Patent Document 1), a conventional slider for a slide fastener that can be attached / detached with a handle includes a body 100, a handle holding body 101, a nail body 102, a closing body 103, a handle 104, and a closure. The body coil spring 120, the claw body coil spring 125, and the pin 126 are formed of eight members. The fuselage 100 includes an upper wing plate 110 and a lower wing plate 114 that are arranged in parallel in the front and back direction, that is, the upper and lower wing plates 114, and a guide column 133 that connects the upper wing plate 110 and the lower wing plate 114 on the front end side of the fuselage 100. A guide groove 134 is formed between the upper wing plate 110 and the lower wing plate 114 so that the fastener element can be inserted back and forth. On the surface of the upper wing plate 110 on the front end side of the fuselage 100, a pair of left and right attachment pieces 111 for attaching the claws 102 are provided upright. The attachment piece 111 is provided with a shaft hole 118 that penetrates the body 100 in the left-right direction and allows the pin 126 to be inserted therethrough. A concave recess 112 is provided on the surface of the upper wing plate 110 from the rear end side of the fuselage 100, that is, from the rear opening side to the front end side. The recess 112 communicates with the guide groove 134 of the element. In addition, a locking hole 115 is formed through which the stop claw 123 of the claw body 102 can project into the guide groove 134. A peripheral edge 113 erected in a U shape from the bottom of the recessed portion 112 is provided around the locking hole 115.

Guide grooves 116 that are recessed in a concave shape are provided on the left and right side walls of the recessed portion 112, and protrusions 121 that fit into the guide grooves 116 are provided on the left and right side surfaces of the closing body 103, so that the closing body 103 extends along the recessed portion 112. Thus, the body 100 is formed so as to be able to guide sliding in the front-rear direction. Further, an insertion groove 119 capable of accommodating the closing body coil spring 120 is formed in the bottom of the recessed portion 112, and the closing body coil spring 120 is pressed against the closing body 103 so that the closing body 103 is attached to the body 100. The bullet is always urged to move to the rear end side. Further, on the surface of the upper wing plate 110 on the rear end side of the fuselage 100, a bulge portion 117 is provided on both the left and right sides sandwiching the recessed portion 112 and can be deformed so as to tilt toward the recessed portion 112. Yes. The bulging portion 117 is plastically deformed by pressurizing at a predetermined pressure, and has an action of restricting the closing body 103 from being escaped from the recessed portion 112 after the deformation.

The closing body 103 has a U-shape in plan view, and the closing body 103 moves around the peripheral edge 113 when the closing body 103 moves forward toward the front end side of the body 100 against the elastic force of the closing body coil spring 120. Can be fitted. A recess 122 is formed in the center of the leg portion 140 extending on both the left and right sides of the closing body 103, and the recess 122 is formed in a size that can be temporarily accommodated by the pivot 132 of the handle 104. Further, a protrusion 139 is provided between the front end of the leg portion 140 of the closing body 103 and the recess 122 so as to protrude upward from the closing body 103.

The nail body 102 is formed between a nail body base portion 135 accommodated between the left and right attachment pieces 111, an upper piece 137 and a lower piece 138 protruding from the nail body base portion 135, and an upper piece 137 and a lower piece 138. An operation recess 124 into which the pivot 132 of the handle 104 can be loosely fitted, a stop claw 123 protruding downward from the tip of the lower piece 138, a shaft hole 118 through which the nail body base portion 135 penetrates from side to side and a pin 126 can be inserted Have Below the claw body base 135, a hole is formed in the body 100 in the vertical direction with respect to the guide column 133, and the upper end of the claw body coil spring 125 accommodated in the hole is connected to the claw body base. The stop claw 123 of the claw body 102 is urged so as to protrude toward the guide groove 135 of the body 100 by elastically contacting the lower part of the claw body 135.

The handle holding body 101 is formed of front and rear walls, left and right side walls, and a ceiling portion connecting the front and rear walls and the left and right side walls, and the front part of the handle holding body 101 is fixed to the body 100. The handle holding body 101 is supported in a cantilever manner with respect to the body 100 as a body base 127 and the rear end of the handle holding body 101 as a free end 128 that is not fixed to the body 100. The holding body base 127 can cover the mounting piece 111 with the front wall and the left and right side walls. The left and right side walls match the mounting hole 111 and the shaft hole 118 provided in the claw body 102, and the pin 126. A shaft hole 118 into which can be inserted is provided. In addition, a storage portion 130 is provided at the center in the front-rear direction of the handle holding body 101 to receive the pivot 132 of the handle 104 with the left and right side walls greatly cut into a semicircular shape, and extends from the storage portion 130 to the free end portion 128. The left and right side walls are provided with a retracting portion 129 that can temporarily accommodate the pivot 132 of the pulling handle 104 that is cut into a semicircular shape.

In order to assemble the handle 104 to the slider, first, the pivot 132 of the handle 104 is brought into pressure contact with the rear end portion or outer surface of the closing body 103, and the closing body 103 is moved from the rear end side to the front end side along the recessed portion 112. And slide forward. As a result, a gap is formed between the body 100 and the free end portion 128 of the handle holder 101, and the pivot 132 of the handle 104 can be inserted between the body 100 and the handle holder 101 through this gap. . Next, the pivot 132 is transferred to the retracting portion 129, and the pressure contact operation to the closing body 103 by the pivot 132 is released. Thereby, the closing body 103 returns to the initial position by the elastic force of the closing body coil spring 120. Next, the pivot 132 is moved to the recess 122 of the closing body 103, and the closing body 103 is pushed and slid again toward the front end side of the body 100, thereby pressing the pivot 132 of the pull handle 104 against the closing body 103. Next, the pivot 132 passes over the protrusion 139 in the closing body 103 and is inserted into the operation recess 124 of the claw body 102 and is accommodated in the accommodation portion 130 of the handle holder 101. At this time, the closing body 103 is returned to the initial position by the elastic force of the closing body coil spring 120, that is, the initial position for closing the gap between the body 100 and the pulling holder 101, and the pivot 132 holds the pulling hand. Preventing the body 101 from being pulled out.

When replacing the handle 104, first, the handle 104 is pulled upward so that the pivot 132 of the handle 104 is positioned above the upper surface of the closure 103. Next, the closing body 103 is pushed toward the front end side with tweezers or a new pull, and the closing body 103 is slid from the rear end side toward the front end side of the body 100. At this time, the protrusion 139 of the closing body 103 passes under the pivot 132, and the recess 122 of the closing body 103 is positioned below the pivot 132. Next, the pivot 132 is accommodated in the recess 122 and the pressure contact operation with respect to the closing body 103 is released. Thereby, the closing body 103 returns to the initial position in a state where the pivot 132 is accommodated in the recess 122 by the elastic force of the closing body coil spring 120. At this time, the retracting portion 129 of the handle holder 101 is positioned above the recess 122 and the pivot 132. Next, the pivot 132 is accommodated in the retracting portion 129, the closing body 103 is pressed again, and is slid toward the front end side of the body 100. At this time, the rear end portion of the closing body 103 passes below the retracting portion 129. As a result, the gap between the trunk 100 and the free end portion 128 of the handle holder 101 is opened, and the pivot 132 of the handle 104 can be extracted from between the trunk 100 and the handle holder 101 through the gap. Thereafter, if the assembling operation of the new puller 104 is performed by the above-described insertion operation, the puller can be exchanged.
Japanese Utility Model Publication No. 4-32974

The slider for a slide fastener that can be attached and detached shown in FIG. 19 described above is operated to engage or separate the fastener elements of the slide fastener, and this operation is performed by the handle attached to the body 100 of the slider. It is common to do this by pulling 104. Since the handle 104 is attached to the handle holder 101 fixed to the body 100, a tensile load when the handle 104 is pulled is applied to the handle holder 101 via the handle 104. When an excessive tensile load is applied to the cantilevered handle holding body 101 fixed to the body 100, an action to widen the gap between the body 100 and the free end portion 128 of the handle holding body 101 works. When this action is repeatedly applied, the durability of the fixing state of the mounting piece 111 of the body 100 and the holding body base 127 of the handle holding body 101 is lowered, and the mounting piece 111 and the handle holding body 101 are plastically deformed. There is a possibility that the nail body 102 attached to the piece becomes difficult to operate or that the fixed state of the handle holding body 101 is rattling.

In addition, when a pressing process such as ironing is performed from above on the handle holding body 101 mounted in a cantilever manner on the body 100, an excessive pressing load is applied to the handle holding body 101, and the body 100 at the free end 128. There is a problem that the gap between the handle holder 101 and the handle holder 101 may be reduced and deformed, and the handle holder 101 may become shaky.

The present invention has been invented in consideration of the above-described problems. The object of the invention described in claim 1 is to provide a handle holding body 4 in a cantilever manner on the upper surface of the slider body 1 in the slide fastener. By locking the closed body 2 arranged to seal the free end portion 32 of the handle holding body 4 and the free end portion 32 of the handle holding body 4, the handle is held against the handle holding body. Finishing into a robust and safe cantilevered holding body 4 that does not change the fixing strength of the holding body 4 to the body 1 even if an excessive tensile load or excessive pressing load is applied. The main purpose is to provide a slider for a slide fastener that can be easily attached to and detached from the handle by which the handle 12 can be easily replaced by a simple operation.

In addition to the object of the invention described in claim 1, each invention described in claims 2 to 7 is arranged at the free end portion 32 of the handle holder 4 fixed to the body 1 in a cantilever manner. The form of the locking part 29 and the locked part 36 disposed on the closing body 2 is specified, and the free end part 32 of the handle holding body 4 and the closing body 2 are locked efficiently and accurately. The closing body 2 accurately receives the tensile load applied to the holding handle holder 4 so that the deformation of the handle holder 4 is reliably prevented, and the insertion and replacement of the handle is performed smoothly and easily. It is an object of the present invention to provide a slider for a slide fastener that can be held and detached for a long time in a stable state.

In addition to the object of the invention described in any one of claims 1 to 7, the invention described in claim 8 is provided at the free end portion 32 of the handle holding body 4 fixed to the body 1 in a cantilever manner. A stepped portion 67 that makes the lower surface of the locking portion 29 or the lower surface of the free end portion 32 come into surface contact with the opposing surface of the closure 2 that locks the locking portion 29 and receives the locking portion 29 or the free end portion 32. The slider for slide fasteners of various forms that can prevent the deformation of the handle holding part 4 and can hold it accurately even against a pressing load applied from above the fuselage 1 by pressing or the like. Is the purpose.

In order to achieve the above-described object, a slider for a slide fastener according to claim 1 of the present invention is provided with a fuselage 1 having an element guide groove 11 through which a fastener element can be inserted back and forth, and an upper wing of the fuselage 1. A puller that is cantilevered on the surface of the plate 7 and forms a holding base 31 fixed to the surface of the body 1 and a free end 32 disposed with a gap 74 between the body 1. A holding body 4 and a closing body 2 which is arranged in such a manner that it can slide on the surface of the upper wing plate 7 of the fuselage 1 and which can open or close a gap 74 between the fuselage 1 and the free end 32 of the pull handle holding body 4; Formed in various forms on the free end 32 of the handle holder 4, and formed in the closure body 2 in various forms to be engaged 36 that can be engaged with the engagement part 29, When the closing body 2 closes the gap 74, the engaging portion 29 and the engaged portion are engaged. Part 36 and are pull removable slider for a slide fastener is characterized in that formed on the locking can form.

In the invention described in claim 2, in addition to the configuration of the invention described in claim 1, the locking portion 29 formed on the free end portion 32 of the handle holding body 4 is provided in the horizontal direction in which the closing body 2 slides. In the front and back of the body 1, that is, in the vertical direction, the locked portion 36 formed on the closing body 2 is formed in the horizontal direction in which the closing body 2 slides. When the closing body 2 slides and closes the free end portion 32 of the handle holding body 4 in the front and back, that is, in the vertical direction, the locking surface 30 and the locking surface 37 is a slider for a slide fastener according to claim 1, characterized in that 37 is formed so as to be able to face in the front and back direction of the body 1.

In the invention described in claim 3, in addition to the structure of the invention described in claim 1, the locking portion 29 formed on the free end portion 32 of the handle holding body 4 is provided downward from both the left and right sides of the free end portion 32. A tongue piece 43 provided perpendicularly to the tongue piece 43 and a protrusion 45 provided at the tip of the tongue piece 43 and projecting in a direction intersecting the sliding direction of the closure body 2, The stop portions 36 are provided on both left and right side surfaces of the closing body 2, are formed from protrusions 44 that protrude in a direction intersecting the direction in which the closing body 2 slides on the body 1, and the protrusions 45 of the locking portion 29. This is a slider for a slide fastener that can be attached to and detached from a handle, characterized in that the protrusion 44 of the locked portion 36 is formed so as to be locked.

In the invention described in claim 4, in addition to the configuration of the invention described in claim 1, a locking portion 29 formed in the free end portion 32 of the pull handle holder 4 is formed in the free end portion 32. The closure body 2 is formed from a long hole 48 that opens in the direction of sliding on the body 1, and a locked portion 36 formed in the closure body 2 is provided on the rear surface of the connecting portion 38 of the closure body 2. 2 is formed from a protrusion 49 projecting parallel to the direction of sliding on the body 1, and the elongated hole 48 of the locking portion 29 and the protrusion 49 of the locked portion 36 are formed so as to be locked. This is a slider for slide fasteners that has a feature and is detachable.

In the invention described in claim 5, in addition to the structure of the invention described in claim 1, the locking portion 29 formed on the free end portion 32 of the pull handle holder 4 extends downward from the center of the free end portion 32. A projecting piece 46 that is provided vertically and a projecting part 45 that is provided at the tip of the projecting piece 46 and projects parallel to the direction in which the closing body 2 slides on the body 1 are formed on the closing body 2. The locked portion 36 is formed from a through hole 47 that is formed in the closed body 2 and opens in a direction in which the closed body 2 slides on the body 1, and the protruding portion 45 of the locked portion 29 and the locked portion. 36 is a slider for a slide fastener that can be attached to and detached from the handle, and is characterized by being formed so that the 36 through holes 47 can be locked.

In addition to the structure of the invention described in claim 1, the invention described in claim 6 is provided with locking portions 29 formed on the free end portion 32 of the handle holding body 4 on the left and right side walls of the free end portion 32. 65, the closed body 2 is formed from a recessed portion 50 that opens in the direction of sliding on the body 1, and the locked portions 36 formed on the closed body 2 are provided on both left and right side surfaces of the closed body 2. Formed by a protrusion 45 projecting in a direction intersecting the direction in which the closing body 2 slides on the body 1, and the recessed portion 50 of the locking part 29 and the protrusion 45 of the locked part 36 are It is a slider for a slide fastener, which is characterized by being formed so that it can be locked.

In addition to the configuration of the invention described in claim 1, the invention described in claim 7 is provided with a locking portion 29 formed on the free end portion 32 of the handle holder 4, and the closing body 2 is formed on the free end portion 32. A locked portion 36 formed on the closing body 2 is formed from a hook-shaped hook portion 51 extending in a sliding direction on the body 1, and a closing body head 70 protruding from the upper surface of the closing body 2, A notch portion 52 that opens in the direction in which the closing body 2 slides on the body 1 is provided on the front surface of the closing body head 70, and the hook portion 51 of the locking portion 29 and the notch portion 52 of the locked portion 36 are provided. This is a slider for a slide fastener that can be attached and detached and is characterized by being formed so that it can be locked.

The invention described in claim 8 includes, in addition to the configuration of the invention described in any one of claims 1 to 7, a locking portion 29 formed on the free end portion 32 of the pull holding body 4, and the closing body 2. When the formed locked portion 36 is locked, the stepped portion 67 that receives the lower surface of the locking portion 29 in various forms or the lower surface of the free end portion 32 faces the locking portion 29 or the free end portion 32. Formed on the opposing surface of the closure 2, for example, the locking portion 29 is formed from an upward locking surface 30, the locked portion 36 is formed from a downward locked surface 37, and the locking portion 29 is a free end. 32, a protrusion 45 projecting from the tip of a tongue 43 suspended from both sides of the tongue 32, and a projection 44 projecting from both sides of the locked portion 36, the locking portion 29 is a free end. The elongated hole 48 formed in the hole 32 and the locked portion 36 are formed from a protrusion 49 protruding from the rear surface of the closing body 2. The portion 29 is a projection 45 projecting from the tip of a projecting piece 46 suspended from the free end portion 32, the locked portion 36 is formed from a through-hole 47 projecting from the closing body 2, and the locking portion 29 is The recessed portion 50 provided on the side wall 65 of the free end portion 32, the locked portion 36 are formed from protrusions 45 protruding from both sides of the closing body 2, and the locking portion 29 extends to the free end portion 32. The hook portion 51 and the locked portion 36 are formed from a notch 52 recessed in the closed body head 70, the lower surface of the locking portion 29 in these forms, or the lower surface of the free end portion 32 is opposed to the closed surface. This is a slider for a slide fastener that can be attached to and detached from a handle, characterized in that a stepped portion 67 for receiving the lower surface of the locking portion 29 and the lower surface of the free end portion 32 is formed on the opposing surface of the body 2.

The effect of the invention described in claim 1 is that the fuselage having an element guide groove into which the fastener element can be inserted, and the holding body that is cantilevered on the surface of the upper blade of the fuselage and fixed to the fuselage A handle holding body having a base and a free end disposed with a gap between the fuselage, and a closure that is slidably disposed on the surface of the upper blade of the fuselage and capable of opening and closing the gap. Has a locking part at the free end, a locking part is formed on the closing body, and the locking part and the locking part can be locked when the closing body closes the gap. As a result, the following effects are obtained.

When using the slider, i.e., the handle is attached to the cantilevered handle holding body, and the closing body has a gap between the body and the free end of the handle holding body so that the handle cannot be removed from the handle holding body. When in the closed state, the locking part formed at the free end of the handle holder and the locked part formed on the closure body are locked, so that a tensile load is repeatedly applied to the handle holder. Even if added, the deformation is prevented and the slider can be operated smoothly over a long period of time.

The invention described in claim 2 has the effect of the invention described in claim 1, and the locking portion has a locking surface that is horizontal with the sliding direction of the closing body and upward in the front and back directions of the body. The locked portion is horizontal in the sliding direction of the closed body and has a locked surface that faces downward in the front and back direction of the body, and when the closed body closes the gap, the locked surface and the locked surface When the pull handle holder is pulled by the pull handle, the locking surface and the locked surface are in close contact with each other to receive the tensile load, ensuring the deformation of the pull handle holder. Has an effect to prevent.

In addition to the effect of the invention described in claim 1, the invention described in claim 3 includes a tongue piece suspended downward from the left and right sides of the free end, and a tip of the tongue piece. Provided, and having protrusions that project in a direction that intersects the sliding direction of the closing body, and the locked portions are provided on both the left and right side surfaces of the closing body, and project in a direction that intersects the sliding direction of the closing body. The locking portion and the locked portion are installed on both sides of the handle holding body and the closing body by forming the locking portion so that the protruding portion of the locking portion and the protrusion of the locked portion can be locked. And a very stable locking mechanism can be achieved. In addition, it has the effect of exhibiting a stable function against tensile loads.

In the invention described in claim 4, in addition to the effect of the invention described in claim 1, the locking portion has a long hole that is formed in the free end and opens in the sliding direction of the closing body. The locked portion is provided on the rear surface of the closing body, has a protrusion protruding in parallel with the sliding direction of the closing body, and has a long hole of the locking portion and a protrusion of the locked portion. By being formed so as to be able to be locked, the locking portion and the locked portion can be installed on the entire rear end of the handle holding body and the closing body, and there is a stable locking mechanism and an effect of easily containing the handle.

In addition to the effect of the invention according to claim 1, the invention described in claim 5 is provided with a projecting piece suspended downward from the center of the free end and a tip of the projecting piece. The locking portion has a through hole that is formed in the closing body and opens in the sliding direction of the closing body. By forming the protrusion of the stopper and the through-hole of the locked part so that they can be locked, the locking part and the locked part can be easily installed, and a small tongue piece can be used as a countermeasure against the tensile load. There is an effect that can be achieved by through holes.

In the invention described in claim 6, in addition to the effect of the invention described in claim 1, the locking portions are provided on the left and right side walls of the free end portion, and open toward the sliding direction of the closing body. The locking portion is provided on both left and right side surfaces of the closing body, and has a protruding portion that protrudes in a direction intersecting the sliding direction of the closing body. And the protrusion of the locked portion can be locked, so that the locking portion and the locked portion can be installed on both side surfaces of the handle holding body and the closing body, and a stable locking function is provided. It can be demonstrated and has the effect of securely containing the handle.

The invention described in claim 7 has the effect of the invention described in claim 1, and the locking portion has a hook portion extending in the sliding direction of the closing body at the free end, and the locked portion Is provided with a closed body head protruding from the upper surface of the closed body, and a front surface of the closed body head provided with a notch that opens in the sliding direction of the closed body. By forming the notch portion so as to be able to be locked, there is an effect that the pulling handle can be sealed in the pulling handle holding body with a simple mechanism, and the tensile load can be easily blocked by using the closing body.

In addition to the effect of the invention described in any one of claims 1 to 7, the invention described in claim 8 is provided with a lower surface of the locking portion or a free surface when the locking portion and the locked portion are locked. The stepped portion that receives the lower surface of the end portion is formed on the opposite surface that faces the locking portion or the free end portion of the closing body, thereby closing the stepped portion that faces the locking portion against the locking portion. Install on the opposite side of the body. For example, the side face and the rear outer wall of the closing body facing the lower surface and the free end of the locking part of the long hole are provided below the downwardly locked surface, or the closing body facing the protrusion of the locking part. In other words, it is provided at the double point of the long hole and the lower surface of the free end, or is provided on the lower surface of the projecting portion projecting at the center of the locking portion and the lower surface of the through hole of the closing body, or A closing body that faces the lower surface of the side wall provided with the locking portion, or a hook holding body that is formed from a locking portion of the hook portion and that faces the hook portion by pressing such as ironing on the opposing surface of the closing body. There is an effect that a step portion for receiving the pressing load is provided, the deformation of the handle holding body is prevented, and the handle can be accurately contained.

FIG. 1 is an exploded perspective view of a slider provided with an automatic stop mechanism formed of a handle holding body and a closing body based on the first embodiment. FIG. 2 is a longitudinal sectional view showing a state before the handle holder is inserted into the trunk. Example 1 FIG. 3 is a longitudinal sectional view showing a state in which the handle holder is mounted on the trunk. Example 1 FIG. 4 is a longitudinal sectional view showing a state in which the handle is inserted into the recess of the closing body by the pivot of the handle. Example 1 FIG. 5 is a longitudinal sectional view showing a state in which the pivot of the handle is inserted into the recess of the closing body. Example 1 FIG. 6 is a longitudinal sectional view showing a state in which the closing body is pressed by the pivot of the pulling handle and the pivot is inserted into the operation recess of the claw body. Example 1 FIG. 7 is a longitudinal sectional view showing a state in which the closing body has returned and the pivot has been inserted into the operating recess of the claw body. Example 1 8 is a cross-sectional view taken along line AA in FIG. Example 1 FIG. 9 is an exploded perspective view of a slider provided with an automatic stop mechanism formed of a handle holding body and a closing body based on the second embodiment. FIG. 10 is a perspective view showing the main part of the locking portion formed at the free end portion of the handle holder and the locked portion formed at the connecting portion of the closing body. (Example 2) FIG. 11 is a longitudinal sectional view showing a state when the handle is attached and detached. (Example 2) FIG. 12 is a longitudinal sectional view showing a state in which the closing body is pressed by the pivot of the pull handle. (Example 2) FIG. 13 is a longitudinal sectional view showing a state in which the pivot of the handle is inserted into the recess of the closing body. (Example 2) FIG. 14 is a longitudinal sectional view showing a state in which the closing body is pressed by the pivot of the pull handle and the pivot is inserted into the operation recess of the claw body. (Example 2) FIG. 15 is a longitudinal sectional view showing a state in which the claws are retracted by operating the handle. (Example 2) FIG. 16 is a vertical cross-sectional view of a free-type slider that is not provided with a stop mechanism formed from a handle holding body and a closing body, based on the third embodiment. FIG. 17 is a perspective view showing the relationship between the free end portion of the handle holder and the closing body based on the fourth embodiment. FIG. 18 is a perspective view showing the relationship between the free end portion of the handle holder and the closing body based on the fifth embodiment. FIG. 19 is an exploded perspective view of a slider having a known pull holding body and a closing body.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Body 2 Closure body 3 Claw body 4 Pull handle holding body 5 Spring 7 Upper blade 8 Lower blade 9 Guide pillar 10 Flange 11 Element guide groove 12 Pull handle 13 Axis 15 Shoulder mouth 16 Rear mouth 17 Elastic member 18 Vertical hole 19 Horizontal hole 20 Claw support 21 Lock hole 22 Front recess 23 Guide groove 24 Rear recess 25 Pivot recess 26 Stop claw 27 Actuation recess 28 Claw body base 29 Locking portion 30 Locking surface 31 Holding body base 32 Free end 33 Storage part 34 Retraction part 35 Projection edge 36 Engagement part 37 Engagement surface 38 Connection part 39 Convex part 40 Concave part 41 Guide part 42 Leg piece 43 Tongue piece 44 Protrusion 45 Protrusion part 46 Protrusion piece 47 Through hole 48 Long hole 49 Projection 50 Recessed part 51 Hook part 52 Notch part 53 Mounting part 54 Shaft hole 55 Upper piece 56 Lower piece 57 Pin 58 Groove 59 Head 60 Overhang 61 Coil spring 62 Short piece 63 Front wall 64 Rear wall 65 Side wall 66 Ceiling 67 Stepped portion 68 Standing wall 69 Support plate 70 Closure body head 71 Insertion groove 72 Spring body 73 Locking recess 74 Gap 100 Trunk body 101 Pull handle holding body 102 Claw body 103 Closure body 104 Pull handle 110 Upper wing plate 111 Mounting piece 112 Recessed portion 113 Peripheral 114 Lower wing plate 115 Locking hole 116 Guide groove 117 Expansion wall portion 118 Shaft hole 119 Insertion groove 120 For closing body Coil spring 121 Projection 122 Recess 123 Stop claw 124 Operation recess 125 Claw body coil spring 126 Pin 127 Holding body base 128 Free end 129 Retraction part 130 Storage part 132 Axis 133 Guide pillar 134 Guide groove 135 Claw body base 137 Upper piece 138 Lower piece 139 Projection 140 Leg

As shown in FIG. 1, the slider for the slide fastener according to the present invention includes a body 1, a claw body 3, a spring 5 (plate spring), a handle holder 4, a closing body 2, and a coil spring 61. In combination, the handle holding body 4 is formed in a cantilever shape with one end forming a free end portion 32 with respect to the body 1, and an upward tensile load is applied to the handle holding body 4 during the sliding operation of the handle 12. When a pressing load is applied to the handle holder 4 from above, that is, from the surface during ironing, the distance between the free end 32 of the handle holder 4 and the body 1 is kept constant, and the closure 2 Can slide smoothly, can be securely locked to the free end 32, protect the handle holder 4 from upper and lower loads, and can replace the handle 12 smoothly and easily. Zipper sly It is over.

In this slider, the body 1, the closing body 2, and the handle holder 4 are formed by metal die casting, and a nail on which the nail body 3 can be placed in the center by providing a vertical gap on the upper surface of the guide column 9 in the body 1. A body support portion 20 is provided, and a locking hole 21 for the stop claw 26 of the claw body 3 to project into the element guide groove 11 is provided from the claw body support portion 20 to the rear end, that is, the rear port 16 side. 21 has a standing wall 68 standing on the body 1, and a concave rear recessed portion 24 is formed in the center of the body 1 from the locking hole 21 to the rear end, that is, the rear port 16. Guide grooves 23 on which the closing body 2 can slide are provided on both sides of the rear recessed portion 24, and an elastic member 17 for sliding the closing body 2 back and forth is provided on one side of the bottom of the rear recessed portion 24. An insertion groove 71 having a circular arc cross section in which the coil spring 61 can be disposed is carved and interposed between the closed body 2 and the insertion groove 71. Further, a short piece 62 for preventing the closing body 2 accommodated in the rear recessed portion 24 from falling off is erected at the rear opening 16 of the rear recessed portion 24 so as to tilt and contact the closing body 2. In addition, a concave front concave portion 22 is provided in which the holder base 31 of the handle holder 4 can be inserted and fixed in front of the nail support 20, that is, on the shoulder opening 15 side.

The claw body 3 placed on the claw body support portion 20 is provided with a lower piece 56 that extends in parallel with the upper piece 55 in a form that is offset rearward from the center of the upper piece 55, and is provided with a stop claw 26 that protrudes downward at the tip thereof. In order to form a concave pivot support recess 25 on the lower surface of the upper piece 55 on the opposite side of the stop claw 26 and place it on the nail support 20 and to prevent sliding, a downward tip portion of the upper piece 55 is provided. It is formed in a shape that can be inserted into a concave recess 58 formed in the body 1. Between the upper piece 55 and the lower piece 56 on the side where the stop claw 26 is present, an operation recess 27 into which the pivot 13 of the handle 12 can be fitted is formed.

The handle holding body 4 forms a holding body base portion 31 so as to cover the nail body support portion 20, and a free end portion 32 opposite to the holding body base portion 31 is formed so as to be free from the upper surface of the body 1. The pull handle holding body 4 is entirely formed of a front wall 63, a rear wall 64, a side wall 65, and a ceiling 66, and a protruding edge 35 is formed on the front surface and the side surface of the holding body base 31 so that the nail support portion of the body 1 is formed. 20 is inserted into the front recessed portion 22 from the front surface, that is, the shoulder opening 15 side, and a part of the guide groove 23 on both sides is protruded to the guide groove 23 formed on the side surface of the holding body base 31. Squeeze towards and fix. In order to prevent the pull handle holder 4 from being pulled out of the body 1, the pull handle holder 4 is provided with a protrusion 45 with a tongue piece 43 suspended from the side wall 65 of the free end portion 32 so that the tip protrudes inward. A semicircular retracting portion 34 and a storage portion 33 are sequentially recessed from a position near the free end portion 32 of the side wall 65, and attachment portions 53 are provided at four corners of the ceiling 66 to attach leaf springs 5. Thus, the upper piece 55 of the nail body 3 is pressed.

The closing body 2 can slide back and forth on the rear recessed portion 24 formed on the upper surface of the body 1, and the coil spring 61 accommodated in the insertion groove 71 provided on one side of the bottom of the rear recessed portion 24 is one of the closing body 2. The closing body 2 abuts on the leg piece 42, and the closing body 2 compresses the coil spring 61 so that it can easily abut against the standing wall 68 at the hole edge of the locking hole 21. Further, the left and right leg pieces 42 are connected by a connecting portion 38, a projection 44 protruding left and right is provided on the upper side of the connecting portion 38, and a stepped portion 67 is provided on the lower side of the projection 44, thereby providing a handle holder. By forming the four protrusions 45 into a form that can be placed, a locked portion 36 that can be locked with the locking portion 29 provided at the free end portion 32 of the handle holder 4 is formed. And the front-end | tip of the left-right leg piece 42 forms the recessed part 40 which can accommodate the pivot 13 of the handle 12 in the base part of the convex part 39 which protrudes upwards.

In this slider, the pivot 13 of the pull handle 12 is normally inserted into the operation recess 27 of the claw body 3, and the claw body 3 is pulled upward by pulling the pull handle 12 back and forth, and the stop claw 26 is moved from the element guide groove 11. Retreat and easily slide back and forth. At this time, even if the pull handle 12 is pulled upward, the locked portion 29 formed by the locking portion 29 formed at the free end portion 32 of the pull handle holding body 4 and the protrusions 44 protruding from the left and right upper sides of the connecting portion 38 of the closing body 2. And the cantilevered handle holding body 4 can be formed into a handle holding body 4 that can withstand long-term use without causing slight movement even when the handle 12 is operated violently. Further, when a pressing load is applied to the handle holder 4, the stepped portion 67 of the closing body 2 places and receives the protrusion 45 of the handle holder 4, so that deformation of the handle holder 4 can be prevented in advance. The handle 12 can be replaced by pushing and closing the closing body 2 in the same manner as in the conventional product to replace the handle 12.

1 to 8, the slider for a slide fastener that can be attached and detached according to the first embodiment includes a body 1, a closing body 2, a claw body 3, a handle holding body 4, a spring 5, a coil spring 61, and the like, and these members. Are combined with the handle 12 attached to the handle holder 4. Among these, members such as the body 1, the handle holding body 4, and the closing body 2 are die-cast using a metal such as a zinc alloy or an aluminum alloy.

The form of the slider will be described in detail. The fuselage 1 has an upper wing plate 7 and a lower wing plate 8 arranged in parallel at a predetermined interval in the upper and lower sides of the fuselage 1, that is, the front and back sides. 7 and the lower wing plate 8 are connected by a guide post 9 at the front end of the fuselage 1, that is, at the shoulder opening 15 side. Further, flanges 10 are suspended from the left and right side edges of the fuselage 1 from the upper blade plate 7 toward the lower blade plate 8. A space surrounded by the upper wing plate 7, the lower wing plate 8, the guide column 9, and the flange 10 becomes an element guide groove 11 through which the fastener element can be inserted in the front-rear direction of the fuselage 1. On the upper surface of the fuselage 1, that is, the surface of the upper wing plate 7, a handle holding body 4 to which a handle 12 can be attached is provided in a cantilever manner. The handle holding body 4 extends from the front end 15 of the trunk 1, that is, from the shoulder opening side toward the rear end, that is, the rear opening 16 side.

On the surface of the upper wing plate 7, a nail body support portion 20 capable of supporting the nail body 3 disposed on the surface of the upper wing plate 7 is provided on the shoulder opening 15 side of the fuselage 1. The nail support 20 has a pair of support plates 69 arranged in parallel in the left-right direction of the body 1, and a concave shape capable of accommodating the nail base 28 of the nail 3 between the support plates 69. The recessed portion 58 is formed. Further, the nail body support portion 20 has a convex nail body support portion 20 that protrudes upward from the concave portion 58 to the surface of the trunk 1, that is, the upper surface of the nail body support portion 20 is curved in an arc shape. The pivot recess 25 formed on the nail body 3 can be placed on the upper surface of the nail body support 20.

Further, a rear recessed portion 24 is formed on the surface of the upper wing plate 7 so as to extend from the rear opening 16 side of the fuselage 1 toward the shoulder opening 15 and reach the vicinity of the rear surface of the nail support section 20. The rear recessed portion 24 is disposed at the center in the left-right direction of the body 1, and a locking hole 21 into which a stop claw 26 formed on the claw body 3 can be inserted is provided at the bottom portion. The stop claw 26 that is in communication with the element guide groove 11 and inserted into the locking hole 21 can be inserted into the element guide groove 11. Further, a standing wall 68 protruding upward from the bottom of the rear recessed portion 24 is provided at the hole edge of the locking hole 21, and the closing body 2 described later slides inside the rear recessed portion 24. The stop claw 26 is surrounded and protected so that the closing body 2 does not collide with the stop claw 26 when moved.

Further, on the surface of the upper wing plate 7, a front recessed portion 22 is formed extending from the shoulder opening 15 toward the rear opening 16 side of the fuselage 1 and arranged along the front surface and the left and right side surfaces of the nail support portion 20. A pulling handle holder 4 to be described later is attached to the front recessed portion 22. Recessed guide grooves 23 are provided on the left and right side walls of the rear recessed portion 24, and concave guide grooves (not shown) are also provided on the left and right side walls of the front recessed portion 22. Guide portions 41 protruding from the left and right sides of the closing body 2 are fitted into the guide grooves 23 of the rear recessed portion 24 so that the closing body 2 can slide along the rear recessed portion 24 in the front-rear direction of the body 1. To do. Further, the guide groove of the front recessed portion 22 is fitted with a protruding edge 35 protruding from both the left and right sides of the handle holding body 4, and after insertion, a part of the peripheral wall of the guide groove is crushed to bite into the protruding edge 35, The handle holder 4 is fixed so that it cannot be removed from the front recess 22.

Furthermore, a pair of short pieces 62 projecting upward from the fuselage 1 are provided on the surface of the upper blade 7 on the left and right sides of the rear recessed portion 24 on the rear opening 16 side of the fuselage 1. 62 is pressed and tilted in the direction in which each short piece 62 approaches. Thereby, even if the closing body 2 arranged in the rear recessed portion 24 slides toward the rear opening 16 side of the body 1 and tries to come out from the rear recessed portion 24, the short piece 62 comes into contact with the closing body 2, It prevents the closing body 2 from coming out. Further, an insertion groove 71 extending in parallel with the direction in which the rear concave portion 24 extends is formed in the bottom portion of the rear concave portion 24. A coil spring 61 is inserted into the insertion groove 71, and the coil spring 61 is positioned so as to maintain a predetermined posture. One end of the coil spring 61 is in contact with the front wall surface of the rear recessed portion 24, and the other end is in contact with the leg piece 42 on the front surface of the closing body 2, and the closing body 2 is elastically applied to the rear opening 16 side of the body 1. It is fast.

The nail body 3 is formed by punching a metal plate material such as brass and punching into a predetermined shape. The nail body 3 protrudes from the flat nail body base 28 and the nail body base 28, and the nail body 3 is vertically moved. There are an upper piece 55 and a lower piece 56 arranged to face each other. Between the upper piece 55 and the lower piece 56, an operating recess 27 is formed in which the pivot 13 of the handle 12 can be inserted and accommodated. At the tip of the lower piece 56, a stop claw 26 that can enter the element guide groove 11 is suspended downward from the claw body 3. Further, the upper surface of the upper piece 55 protrudes upward in a mountain shape from the front and rear ends to the center of the claw body 3, thereby improving the pressure contact effect with respect to the spring 5 disposed above the claw body 3. The nail body base portion 28 is accommodated in a recessed portion 58 formed between the left and right support plates 69 of the nail body support portion 20 and prevents the nail body 3 from moving in the left-right direction of the body 1. Moreover, the nail | claw body base 28 of the nail | claw body 3 is formed with the pivot recessed part 25 opened toward the downward direction of the nail | claw body 3, and the bottom face of the pivot recessed part 25 is curving in circular arc shape. The claw body 3 is supported so as to be swingable in the vertical direction with the claw body support portion 20 as a fulcrum by placing the pivotal support recess 25 on the upper surface of the claw body support portion 20.

The spring 5 is formed by cutting a thin metal plate made of metal such as stainless steel into predetermined lengths, and the center of the spring body 72 in the left-right direction is formed at the front and rear ends of the strip-shaped spring body 72. A notch engaging recess 73 is formed. The spring 5 can be attached to an attachment portion 53 formed on the inner surface of the ceiling 66 of the handle holder 4 described later.

The handle holding body 4 includes a front wall 63, a rear wall 64, left and right side walls 65, and a ceiling 66, and the front end side of the handle holding body 4 in the front-rear direction is fixed to the upper surface of the body 1. The rear end side is a free end portion 32 that is not fixed to the upper surface of the body 1. The holding body base 31 has a front wall 63 and left and right side walls 65, and is provided with a protruding edge 35 that protrudes along the lower edge of each wall surface. As indicated by an imaginary line in FIG. 2, the handle holding body 4 is inserted into the front recessed portion 22 from the front side of the body 1, and the protruding edge 35 is provided in the front recessed portion 22. The body 1 is mounted by being inserted into a guide groove (not shown). At this time, the inner surface of the front wall 63 of the holder base 31 is in contact with the front surface of the nail support part 20, and the left and right side walls 65 of the holder base 31 are in contact with the side face of the nail support part 20, that is, the side face of the support plate 69. The holder base 31 is disposed so as to cover the nail support 20.

The free end portion 32 of the handle holding body 4 is disposed with a gap 74 through which the pivot 13 of the handle 12 can pass through the upper surface of the trunk 1, and the rear wall 64 and the left and right side walls 65 are separated. Have. The rear wall 64 and the left and right side walls 65 are disposed at a position where they do not come into contact with the closing body 2 when the closing body 2 slides on the body 1. Furthermore, the free end portion 32 has a tongue piece 43 that is disposed opposite to the left and right sides of the handle holder 4 with the rear wall 64 interposed therebetween, and is hanged downward from the lower end portion of the rear wall 64. Yes. A protrusion 45 is formed at the tip of the tongue piece 43 so as to protrude toward the other tongue piece 43, that is, in a direction intersecting the sliding direction of the closing body 2, and the protrusion 45 is a locking portion. 29, and the locking portion 29 locks with the locked portion 36 of the closing body 2 when the closing body 2 closes the gap between the body 1 and the free end portion 32 of the handle holding body 4. The locking portion 29 has a locking surface 30 that is horizontal in the sliding direction of the closing body 2 on the upper surface of the protrusion 45, that is, the upward surface in the vertical direction of the body 1.

Further, the handle holding body 4 is provided with a retracting portion 34 that opens in a concave shape toward the lower side of the handle holding body 4 adjacent to the tongue piece 43 on the left and right side walls 65, adjacent to the retracting portion 34, A storage portion 33 that opens in a concave shape toward the lower side of the handle holder 4 and opens larger than the retracting portion 34 is formed. The retracting part 34 is for accommodating the pivot 13 in a stage in which the pivot 13 of the puller 12 is attached to the puller retaining body 4 after the puller holder 4 is fixed to the body 1. Is for the pivot 13 to be inserted and stored when the pivot 13 of the pull 12 is completely attached to the pull holder 4. In addition, on the inner surface of the ceiling 66, attachment portions 53 for attaching the springs 5 project from the front end side and the rear end side of the pull handle holder 4. The attachment portion 53 is disposed at the center in the left-right direction of the handle holder 4 and is fitted into a locking recess 73 formed at the front and rear ends of the spring main body 72 of the spring 5 to fix the front and rear ends of the spring main body 72. Can do.

The closing body 2 has a pair of left and right leg pieces 42 and a connecting portion 38 connecting the rear end portions of the leg pieces 42, and the planar shape is U-shaped. A space surrounded by the left and right leg pieces 42 and the connecting portion 38 is formed at the hole edge of the locking hole 21 when the closing body 2 slides toward the front end of the body 1, that is, toward the shoulder opening 15. The standing wall 68 can be fitted. The left and right leg pieces 42 are provided with convex portions 39 projecting upward at the front end portions of the closing body 2 in the front-rear direction. In addition, the left and right leg pieces 42 are provided with a concave recess 40 that opens upward in the central portion of the closing body 2 in the front-rear direction, and the pivot 13 of the handle 12 is accommodated in the recess 40. Can do. The connecting portion 38 includes a closing body head 70 that protrudes upward from the upper surface of the connecting portion 38, and a lateral direction from the left and right side surfaces of the closing body head 70, that is, a sliding direction of the closing body 2. A pair of projections 44 projecting in the intersecting direction are provided. The protrusion 44 forms a locked portion 36, and when the closing body 2 is positioned to close the gap between the body 1 and the handle holder 4, the protrusion 44 and the handle holder 4 The protrusion 45 formed on the free end 32 can be locked. The locked portion 36 has a locked surface 37 that is horizontal in the sliding direction of the closing body 2 on the lower surface of the protrusion 44, that is, the downward surface in the vertical direction of the body 1. The locking surface 30 and the locked surface 37 overlap in the vertical direction of the body 1 when the closing body 2 closes the gap 74 and the locking portion 29 and the locked portion 36 are locked. Thereby, even if an excessive tensile load by the handle 12 is repeatedly applied to the handle holding body 4, the direction in which the free end portion 32 of the handle holding body 4 moves away from the upper wing plate 7 of the fuselage 1, that is, the free end portion 32 and Deformation in the direction in which the gap 74 between the body 1 and the body 1 is widened is prevented by locking the free end 32 and the closing body 2, and the sturdy handle holding body 4 that does not make the fixed state with respect to the body 1 a slight movement. can get. Further, a stepped portion 67 formed in a step shape with the top surface of the closed body head 70 is provided below the protrusions 44 arranged on the left and right of the closed body head 70 in the closed body 2. The stepped portion 67 is formed from a horizontal plane parallel to the sliding direction of the closing body 2, and receives the protrusion 45 projecting from the free end portion 32 of the handle holding body, and the handle holding body 4 is deformed downward. Therefore, even if an external force for displacing the handle holder 4 downward, for example, a pressing load such as ironing, the handle holder 4 is not deformed.

The operation of attaching the handle 12 to the handle holder 4 fixed to the body 1 will be described below. First, as shown in FIGS. 3 and 4, the pivot shaft 13 of the pull handle 12 is brought close to the closure body 2 from the rear end of the body 1, that is, the rear opening 16, and the connection portion 38 of the closure body 2 is connected to the coil spring 61 by the pivot shaft 13. Press against the elastic force. As a result, the closing body 2 slides along the rear recessed portion 24 toward the front end of the body 1, that is, toward the shoulder opening 15. At this time, the pivot 13 of the handle 12 passes through a gap 74 formed between the upper surface of the trunk 1 and the handle holder 4. Further, the closing body 2 passes below the retracting portion 34 of the handle holding body 4. Next, the pivot 13 is inserted into the retracting portion 34 of the handle holding body 4 to release the pressure on the closing body 2. As a result, the closing body 2 returns to the initial position, that is, the position where the gap 74 between the body 1 and the free end portion 32 of the handle holding body 4 is closed by the elastic force of the coil spring 61. At this time, the recess 40 of the closing body 2 is positioned below the retracting portion 34. Next, as shown in FIGS. 5 and 6, the pivot 13 of the handle 12 is inserted into the recess 40 of the closure 2, and the projection 39 of the closure 2 is pressed against the elastic force of the coil spring 61 by the pivot 13. To do. Thereby, the pivot 13 starts to be inserted into the operating recess 27 of the claw body 3. Next, the pivot 13 is brought into contact with the upper piece 55 of the nail body 3, and the pivot 13 gets over the convex portion 39 while pushing the upper piece 55 upward. As a result, as shown in FIG. 7, the pivot 13 of the handle 12 is inserted into the operating recess 27 of the claw body 3 and is accommodated in the accommodating portion 33. At this time, the closing body 2 has been returned to the initial position by the elastic force of the coil spring 61, and the locking portion 29 provided at the free end portion 32 of the handle holding body 4 and the locked state of the closing body 2 The part 36 is locked. By the above operation, the attachment of the pull handle 12 is completed, and the pull handle 12 slides the closing body 2 and opens the gap 74 between the body 1 and the free end portion 32 of the pull handle holding body 4 so as to open the pull handle holding body. 4 can not be removed. Further, the closing body 2 is always provided between the body 1 and the free end 32 of the handle holding body 4 except when an operation for exchanging the handle 12 attached to the handle holding body 4 with another handle is performed. The gap 74 is closed, and the locking portion 29 provided on the free end portion 32 and the locked portion 36 provided on the closing body 2 are locked. As a result, even if an excessive tensile load is applied to the pull handle holder 4, the holding base portion 31 of the pull handle holder 4 fixed to the body 1 and the pull handle holder 4 locked to the closure body 2 are free. It can be received by the end portion 32, and there is no problem that the handle holding body 4 is deformed and the fixing strength to the body 1 is lowered. Moreover, since the step part 67 which receives the protrusion 45 which protruded and provided in the free end part 32 of the handle holding body 4 is provided under the protrusion 44 of the closure body 2, it is ironed on the handle holding body 4 from the upper part etc. Even if the pressing load is applied, the handle holder 4 is not deformed.

When the handle 12 attached to the handle holding body 4 is removed from the handle holding body 4, the closed body 2 is first moved from the state shown in FIG. Is pressed against the elastic force of the coil spring 61 and is slid along the rear recessed portion 24 toward the shoulder opening 15 side of the body 1. At this time, the convex portion 39 of the closing body 2 passes below the pivot shaft 13, and the concave portion 40 is located below the pivot shaft 13. Next, as shown in FIG. 6, the pivot shaft 13 is inserted into the recess 40 to release the closing body 2 from being pressed. Thereby, the closing body 2 returns to the initial position by the elastic force of the coil spring 61. At this time, the pivot 13 moves together with the closing body 2, and the retracting portion 34 of the handle holder 4 is located above the recess 40 in which the pivot 13 is inserted, as shown in FIG. 5. Next, with the pivot 13 inserted into the retracting portion 34, the closing body 2 is pressed again against the elastic force of the coil spring 61, and toward the shoulder opening 15 side of the body 1 along the rear recessed portion 24. Slide. At this time, the closing body 2 passes below the retracting portion 34. Next, as shown in FIG. 4, when the pivot 13 is removed from the retracting portion 34 and the pressing of the closing body 2 is released, the closing body 2 returns to the initial position by the elastic force of the coil spring 61, and the pivot 13 is closed. The body 2 pushes out from the gap 74 between the body 1 and the handle holder 4. Thereafter, in order to mount a new puller 12 on the puller holder 4, the replacement of the puller is completed by performing the aforementioned puller mounting operation.

9 to 15, the slider for the slide fastener that can be attached and detached according to the second embodiment includes a body 1, a closing body 2, a claw body 3, a handle holder 4, a pin 57,

coil springs

5 and 61, and the like. After these members are combined, it is composed of eight members with the handle 12 attached to the handle holder 4. Of these, the body 1, the handle holding body 4, and the closing body 2 are die-cast using a metal such as a zinc alloy or an aluminum alloy as in the first embodiment.

The form of the slider will be specifically described. The fuselage 1 has an upper wing plate 7 and a lower wing plate 8 arranged in parallel with a predetermined interval in the upper and lower sides of the fuselage 1, that is, in the front and back direction. 7 and the lower wing plate 8 are connected by a guide post 9 at the front end of the fuselage 1, that is, at the shoulder opening 15 side. Further, flanges 10 are suspended from the left and right side edges of the fuselage 1 from the upper blade plate 7 toward the lower blade plate 8. A space surrounded by the upper wing plate 7, the lower wing plate 8, the guide column 9, and the flange 10 becomes an element guide groove 11 through which the fastener element can be inserted in the front-rear direction of the fuselage 1.

On the surface of the upper wing plate 7, a nail body support portion 20 capable of supporting the nail body 3 disposed on the surface of the upper wing plate 7 is provided on the shoulder opening 15 side of the fuselage 1. The claw support portion 20 has a pair of support plates 69 arranged in parallel to the left-right direction of the body 1, and the support plate 69 penetrates in the left-right direction of the body 1 and the shaft hole through which the pin 57 can be inserted. 54 is formed. Further, a concave recess 58 that can accommodate the nail base 28 of the nail 3 is formed between the support plates 69.

Further, a pair of short pieces 62 projecting upward from the fuselage 1 are provided on the surface of the upper wing plate 7 on the left and right sides of the rear recessed portion 24 at the rear end of the fuselage 1. Pressing and tilting in the direction in which each short piece 62 approaches. Thereby, even if the closing body 2 arranged in the rear recessed portion 24 slides toward the rear opening 16 side of the body 1 and tries to come out from the rear recessed portion 24, the short piece 62 comes into contact with the closing body 2, It prevents the closing body 2 from coming out. Further, an insertion groove 71 extending in parallel with the direction in which the rear concave portion 24 extends is formed in the bottom portion of the rear concave portion 24. A coil spring 61 is inserted into the insertion groove 71, and the coil spring 61 is positioned so as to maintain a predetermined posture. One end of the coil spring 61 is in contact with the front wall surface of the rear recessed portion 24, and the other end is in contact with one leg piece 42 of the closing body 2, and the closing body 2 is elastically biased toward the rear port 16 side of the body 1. is doing.

The nail body 3 is formed by punching a metal plate material such as brass and punching into a predetermined shape. The nail body 3 protrudes from the flat nail body base 28 and the nail body base 28, and the nail body 3 is vertically moved. There are an upper piece 55 and a lower piece 56 arranged to face each other. Between the upper piece 55 and the lower piece 56, an operating recess 27 is formed in which the pivot 13 of the handle 12 can be inserted and accommodated. At the tip of the lower piece 56, a stop claw 26 that can enter the element guide groove 11 is suspended downward from the claw body 3. The nail body base portion 28 is accommodated in a concave portion 58 formed between the left and right support plates 69 of the nail body support portion 20, and the nail body 3 prevents the body 1 from moving in the front-rear direction. Further, the claw body 3 is provided with a shaft hole 54 through which the pin 57 can be inserted into the claw body base 28, and is supported so as to be swingable in the vertical direction of the body 1 around the pin 57. Further, a spring insertion hole (not shown) in which the guide column 9 is formed in the vertical direction of the body 1 is opened at the bottom of the concave portion 58. The coil spring 5 is inserted into the spring insertion hole, the lower end of the spring 5 is brought into contact with the bottom portion of the spring insertion hole, and the upper end is brought into contact with the lower surface of the claw base portion 28 of the claw body 3, whereby the stop claw 26 is guided. The claw body 3 is always bullet-biased so as to enter the groove 11.

The handle holder 4 has a front wall 63, a rear wall 64, left and right side walls 65, and a ceiling 66, and the front end side in the front-rear direction of the handle holder 4 is fixed to the body 1. The holder base 31 is used, and the rear end side is a free end 32 that is not fixed to the body 1. The holding body base 31 has a front wall 63 and left and right side walls 65, and the left and right side walls 65 are formed with shaft holes 54 penetrating in the left-right direction of the handle holding body 4. The holding body base 31 is disposed so as to cover the nail support part 20 provided on the front shoulder 15 side of the body 1, and is provided in the shaft hole 54 provided in the holding body base 31, the support plate 69 and the nail body 3. After being aligned with the shaft holes 54, the pin holders 57 are inserted into the shaft holes 54, whereby the handle holder 4 is fixed to the body 1 in a cantilever manner.

The free end portion 32 of the handle holding body 4 has a rear wall 64 and left and right side walls 65, and the rear wall 64 is parallel to the front-rear direction of the handle holding body 4, that is, parallel to the sliding direction of the closing body 2. A long hole 48 is provided in the left-right direction of the handle holder 4 so as to penetrate therethrough. The elongated hole 48 becomes the locking portion 29 and locks with the locked portion 36 of the closing body 2. Further, the long hole 48 serving as the locking portion 29 has a locking surface 30 that is horizontal in the sliding direction of the closing body 2 and faces upward in the vertical direction of the body 1. The side wall 65 of the handle holding body 4 is provided with a semicircular retracting portion 34 that opens concavely from the free end 32 side toward the lower side of the handle holding body 4. A semicircular storage portion 33 that opens in a concave shape toward the lower side of the holding body 4 and opens larger than the retracting portion 34 is formed. The retracting part 34 is for accommodating the pivot 13 in a stage in which the pivot 13 of the puller 12 is attached to the puller retaining body 4 after the puller holder 4 is fixed to the body 1. Is for the pivot 13 to be inserted and stored when the pivot 13 of the pull 12 is completely attached to the pull holder 4.

The closing body 2 has a pair of left and right leg pieces 42 and a connecting portion 38 connecting the rear end portions of the leg pieces 42, and the planar shape is U-shaped. A space surrounded by the left and right leg pieces 42 and the connecting portion 38 is formed at the hole edge of the locking hole 21 when the closing body 2 slides toward the front end of the body 1, that is, toward the shoulder opening 15. The standing wall 68 can be fitted. The left and right leg pieces 42 are provided with convex portions 39 projecting upward at the front end portions of the closing body 2 in the front-rear direction. In addition, the left and right leg pieces 42 are provided with a recess 40 that opens upward in the center in the front-rear direction of the closing body 2, and the pivot 13 of the handle 12 can be accommodated in the recess 40. . As shown in FIG. 10, the connecting portion 38 includes a closed body head 70 projecting upward from the upper surface of the connecting portion 38, and the rear end of the body 1 from the rear surface of the closed body head 70, that is, the rear mouth 16 side. A protrusion 49 projecting parallel to the sliding direction of the closing body 2 is provided. Further, the protrusion 49 becomes a locked portion 36 that locks with the long hole 48 provided in the free end portion 32 of the pull handle holding body 4, has a length shorter than the length of the long hole 48, and holds the pull handle. The long hole 48 can be fitted into the body 4, that is, from the shoulder opening 15 side of the body 1. Further, the protrusion 49 of the locked portion 36 has a locked surface 37 that is horizontal in the sliding direction of the closing body 2 and faces downward in the vertical direction of the body 1, and the closing body 2 has a gap 74. Is closed, the locking surface 30 and the locked portion 36 face each other in the vertical direction of the body 1. Further, a horizontal stepped portion 67 formed in a step shape with the top surface of the closed body head 70 is provided at the left and right side bases and the front base of the closed body head 70, and is formed from the long hole 48 of the handle holder 4. Even when a downward pressing load is applied to the pull handle holder 4 when the locked portion 29 and the locked portion 36 formed from the closed body head 70 of the closing body 2 are locked, the handle is held. The side wall 65 of the body 4 and the lower surface of the free end 32 are received to prevent deformation of the handle holder 4. Therefore, even if an excessive tensile load by the puller 12 is repeatedly applied to the puller holder 4 or a pressing load is applied to the puller holder 4 by ironing, pressing or the like, the puller holder 4 is free. The end 32 is reliably prevented from being deformed in the direction away from the upper wing plate 7 of the fuselage 1 or in the direction of contraction by the engagement of the free end 32 with the closure 2, and the fixed state with respect to the fuselage 1 is maintained. A sturdy handle holder 4 that does not cause slight movement is obtained. In addition, what is necessary is just to perform mounting | wearing operation and removal operation | movement of the handle 12 to the handle holding body 4 in the said Example 2 similarly to operation of Example 1 mentioned above.

The slider for slide fastener according to the third embodiment shown in FIG. 16 is a slide fastener slider that does not have the claw body 3 and the spring 5, that is, a slide fastener slider that does not have an automatic stop device. A typical configuration is added.

In the slider of this embodiment, the handle holding body 4 is integrally formed with the body 1 in a cantilever manner. The body 1 and the handle holder 4 are die-cast using a metal such as a zinc alloy or an aluminum alloy. The cantilevered handle holding body 4 is erected on the surface of the upper wing plate 7 of the fuselage 1 and extends from the front end of the fuselage 1, that is, from the shoulder port 15 side toward the rear end or the rear port 16 side. . The handle holder 4 is disposed with a gap 74 between the holder base 31 fixed to the fuselage 1 and the upper surface of the upper wing plate of the fuselage 1 so that the pivot 13 of the handle 12 can pass through. And a free end 32.

On the upper surface of the upper wing plate 7 of the fuselage 1, a rear recessed part 24 is formed extending from the rear opening 16 toward the shoulder opening 15 toward the shoulder opening 15, and the free end of the fuselage 1 and the handle holding body 4 is formed in the rear recessed part 24. The closing body 2 that can open and close the gap 74 between the portions 32 is slidably disposed. In addition, a coil spring 61 that is elastically biased so that the closing body 2 moves to a position where the gap 74 is closed is disposed in the rear recessed portion 24. The free end portion 32 of the handle holding body 4 is provided with a hook portion 51 that protrudes in parallel with the sliding direction of the closing body 2 toward the shoulder opening 15 of the trunk 1, and this hook portion 51 is used as a locking portion 29. . Further, the closing body 2 has a closing body head 70 protruding from the upper surface of the closing body 2, and the closing body head 70 slides toward the rear port 16 side of the body 1. A notch 52 that opens in the direction is recessed, and the notch 52 serves as the locked portion 36. The locking portion 29 provided on the handle holding body 4 and the locked portion 36 provided on the closing body 2 can be locked when the closing body 2 closes the gap 74.

In order to attach the pivot 13 of the handle 12 to the handle holder 4, first, the pivot 13 of the handle 12 is brought into pressure contact with the closing body head 70 of the closing body 2 from the rear port 16 side of the trunk 1. By pressing the closing body head 70 with the pivot 13, the closing body 2 slides in the rear recessed portion 24 toward the shoulder opening 15 side of the body 1 against the elastic force of the coil spring 61. As a result, the gap 74 between the body 1 and the free end portion 32 of the handle holder 4 is opened, and the pivot 13 is inserted into the handle holder 4 from the gap 74. At this time, the closing body 2 returns to the initial position where the pressing by the pivot 13 is released and the gap 74 is closed. As a result, the pivot 13 of the handle 12 is mounted so that it cannot pass through the gap 74 and cannot be removed from the handle holder 4 unless the closing body 2 is slid again.

The latching portion 29 and the latched portion 36 as the latching mechanism used for the slider of the fourth embodiment shown in FIG. 17 will be described. A narrow-width projecting piece 46 is provided, and a projecting portion 45 projecting parallel to the sliding direction of the closing body 2 is provided at the tip of the projecting piece 46 toward the holding body base 31 side of the handle holding body 4. The protrusion 45 is a locking portion 29. A through hole 47 into which the protrusion 45 can be fitted is provided at the left and right centers of the closing body 2, and this through hole 47 is used as the locked portion 36. This is a type of locking mechanism in which the locking portion 29 and the locked portion 36 are locked. The slider has a simple structure and is easy to manufacture, and can be employed as the locking mechanism for the slider in each of the above embodiments. When the pressing load is applied to the pull handle holder 4 by the lower surface of the locked portion 36, that is, the locked surface 37, and the lower surface of the locking portion 29 of the free end portion 32, that is, the locking surface 30. And the deformation of the handle holder 4 can be prevented.

The locking part 29 and the locked part 36 as locking mechanisms used in the slider of the fifth embodiment shown in FIG. 18 will be described. The left and right side walls 65 at the free end 32 of the handle holding body 4 are described. In addition, a recessed part 50 is provided so as to open in parallel with the sliding direction of the closing body 2 from the retracting part 34 side toward the rear wall 64 side of the handle holding body 4, and this recessed part 50 is engaged. This is a stop 29. A closing body head 70 protrudes from the upper surface of the connecting portion 38 of the closing body 2, and protrudes laterally on the left and right side surfaces of the closing body head 70, that is, in a direction intersecting the sliding direction of the closing body 2. 45 is provided, and this protrusion 45 is referred to as a locked portion 36. The engaging portion 29 of the recessed portion 50 provided on the side wall 65 of the free end portion 32 is engaged with the engaged portion 36 of the protruding portion 45 protruding from the left and right side surfaces of the closing body head 70 in the closing body 2. A locking mechanism of a type that stops, and a stepped portion 67 on which the side wall 65 of the handle holding body 4 can be placed below the protrusion 45 disposed on the left and right sides of the closing body head 70 in the closing body 2. And the pressing load of the handle holder 4 can be received. The tensile load is blocked by the locking of the locking portion 29 and the protrusion 45 of the closing body 2, and the pressing load is caused by the contact surface contact between the lower surface of the side wall 65 of the handle holder 4 and the stepped portion 67 of the closing body 2. Stop. The form of this slider can be adopted as the slider locking mechanism of each of the above embodiments.

The slider for a slide fastener according to the present invention that can be attached and detached can be used for an opening of a garment, but can also be used for an opening of a bag or an opening of a shoe, and the handle can be exchanged freely and easily. The design can be changed and improved, and the fixed form of the cantilevered handle holding body with respect to the trunk can be reinforced and used in a stable state over a long period of time.

Claims

A fuselage 1 having an element guide groove 11 through which a fastener element can be inserted; a holder base 31 that is cantilevered on the surface of the upper wing plate 7 of the fuselage 1 and fixed to the fuselage 1; A handle holding body 4 having a free end 32 disposed with a gap 74 between the fuselage 1 and a surface of the upper blade 7 of the fuselage 1 is slidably disposed. A closing portion 2 that is openable and closable, a locking portion 29 is formed at the free end 32, a locked portion 36 is formed at the closing body 2, and the closing body 2 closes the gap 74. In this case, the slider for a slide fastener, which is detachable by a handle, is formed so that the locking portion 29 and the locked portion 36 can be locked.
The locking portion 29 has a locking surface 30 that is parallel to the sliding direction of the closing body 2 and is upward in the front and back direction of the body 1, and the locked portion 36 is a sliding surface of the closing body 2. It has a locked surface 37 that is horizontal in the moving direction and downward in the front and back direction of the body 1, and when the closing body 2 closes the gap 74, the locking surface 30 and the locked surface 37 The slider for a slide fastener according to claim 1, wherein the slider is facing the front and back direction of the body 1.
The locking portion 29 is provided at a tongue piece 43 suspended downward from the left and right sides of the free end portion 32, and at the tip of the tongue piece 43, in a direction intersecting the sliding direction of the closing body 2. A protrusion 45 that protrudes, and the locked portion 36 includes protrusions 44 that are provided on both left and right side surfaces of the closing body 2 and protrude in a direction that intersects the sliding direction of the closing body 2; The slide fastener according to claim 1, wherein the protrusion 45 of the locking portion 29 and the protrusion 44 of the locked portion 36 are formed to be lockable. slider.
The locking portion 29 has a long hole 48 that is formed in the free end portion 32 and opens in the sliding direction of the closing body 2, and the locked portion 36 is formed on the closing body 2. A protrusion 49 is provided on the rear surface and protrudes in parallel with the sliding direction of the closing body 2. The elongated hole 48 of the locking part 29 and the protrusion 49 of the locked part 36 are engaged with each other. The slider for a slide fastener according to claim 1, wherein the slider for a slide fastener is detachable.
The locking portion 29 is provided at a projecting piece 46 suspended downward from the center of the free end portion 32, and at the tip of the projecting piece 46, and projects in parallel with the sliding direction of the closing body 2. The locking part 36 has a through hole 47 that is formed in the closing body 2 and opens in the sliding direction of the closing body 2. The slider for a slide fastener according to claim 1, wherein the protrusion 45 and the through hole 47 of the locked portion 36 are formed to be lockable.
The locking portion 29 is provided on the left and right side walls 65 of the free end portion 32, and has a recessed portion 50 that opens toward the sliding direction of the closing body 2, and the locked portion 36 is The protrusions 45 are provided on both the left and right side surfaces of the closure body 2 and project in a direction intersecting the sliding direction of the closure body 2. The slider for a slide fastener according to claim 1, wherein the protrusion 45 of the locking portion 36 is formed to be lockable.
The locking portion 29 has a hook portion 51 extending in the sliding direction of the closing body 2 at the free end portion 32, and the locked portion 36 is a closing body protruding from the upper surface of the closing body 2. A notch 52 that opens in the sliding direction of the closing body 2 is provided on the front surface of the head 70 and the closing body head 70, and the hook portion 51 of the locking portion 29 and the locked portion 36 are The slider for a slide fastener according to claim 1, wherein the notch 52 is formed so as to be able to be locked.
When the locking portion 29 and the locked portion 36 are locked, the stepped portion 67 that receives the lower surface of the locking portion 29 or the lower surface of the free end portion 32 is formed as the locking portion of the closing body 2. The slider for a slide fastener according to any one of claims 1 to 7, wherein the slider is formed on a surface facing the free end portion 29 or the free end portion 32.