948results about "Slide fasteners" patented technology

A slide fastener slider, includes: a slider body; a puller, and a lock pin. The lock pin is made of a stainless steel material. A black oxide film is formed on a surface of the lock pin. The surface of the lock pin has brightness L* satisfying 31.70≤L*≤35.90, and a* of a value satisfying −0.708≤a*≤1.929, the brightness L′ and the a* of the value according to definitions in a CIELAB color space defined in JIS Z8781-4 (2013).

This invention discloses an explosion-proof sub-chain, relating to the field of clothing accessory manufacturing technology. It includes: a plurality of spaced-apart sub-teeth, each sub-teeth comprising alternating first and second teeth. Each first and second tooth includes a tooth base and a connecting portion disposed on the tooth base. The connecting portion divides the tooth base into a first tooth base and a second tooth base. The first tooth further includes a first protrusion located above the first tooth base and connected to the end of the connecting portion. The second tooth further includes two protrusions located above the second tooth base and connected to the end of the connecting portion. This arrangement, by alternating the first and second teeth, prevents the teeth from squeezing against each other and causing the chain to burst when the sub-chain bends inward.

In a closed state of a zipper, distance from a tape-facing plane of an upper blade of a slider to a first tape at an end of a first terminal element facing a first row is different from distance from the tape-facing plane of the upper blade of the slider to the first tape at an opposite end of the first terminal element.

The utility model discloses a slider penetrating device of an invisible zipper three-in-one machine, which comprises a slider penetrating device and a stacking and overturning device, a zipper tape is fed into the stacking and overturning device for zipper tooth overturning after penetrating through the slider penetrating device, the stacking and overturning device comprises an overturning upper die and an overturning lower die, an upper overturning groove is arranged at the lower end of the overturning upper die, and a lower overturning groove is arranged at the lower end of the overturning lower die. A lower overturning groove is formed in the upper end of the lower overturning die, and the upper overturning wiping groove and the lower overturning groove are oppositely arranged so as to be combined to form an overturning channel for driving zipper teeth of the zipper tape to overturn. According to the puller penetrating device of the invisible zipper three-in-one machine, through the arrangement of the stacking and overturning device, overturning of zipper teeth of a zipper belt can be simply and effectively achieved, and then processing of the invisible zipper belt is achieved.

The utility model discloses a wear-resistant reflective zipper, which relates to the technical field of reflective zippers, and comprises a base cloth, the base cloth comprises a lining body cloth and a reflective part, the lining body cloth and the reflective part are interlaced and woven with each other, the reflective part consists of a plurality of reflective fibers, and the reflective fibers further comprise matrix fibers and bonding layers coated on the outer surfaces of the matrix fibers. The reflective effect is achieved through the high refractive index of the polymer type reflective glass beads, and the tin film layer arranged at the bottom of the polymer type reflective glass beads can further reflect external light and diffused light generated by the polymer type reflective glass beads, so that the reflective effect of the zipper is further improved; the polymer type reflective glass beads are tightly combined with the reflective layer through strong electrostatic attraction force, the reinforcing layer and the wear-resistant layer which are arranged in a matched mode have a good wear-resistant effect, the service life of the reflective zipper can be further prolonged, the falling speed of the polymer type reflective glass beads is greatly delayed, and the service life of the zipper is prolonged. And the reflective zipper can have a good reflective effect for a long time.

The utility model discloses a sewing mechanism for sewing a zipper and cutting a base fabric. The sewing mechanism comprises a needle plate, wherein the needle plate is provided with a containing groove used for containing and guiding a zipper head to move transversely and two containing holes formed in the front side and the rear side of the containing groove; the upper end of the cloth feeding frame is provided with two cloth feeding blocks, the tops of the cloth feeding blocks are provided with cloth feeding teeth, and the two cloth feeding blocks correspondingly extend into the two containing holes; the first presser foot frame is provided with two inner presser feet, and the two inner presser feet are correspondingly arranged above the two cloth feeding blocks; two machine needles are mounted on the machine needle seat, and the two machine needles correspond to the first through holes in the two inner presser feet and the second through holes in the two cloth feeding blocks up and down correspondingly; the slotting cutter is arranged above the containing groove and connected with a driving assembly driving the slotting cutter to move up and down, and when the driving assembly drives the slotting cutter to move downwards, the slotting cutter can stretch into the containing groove. According to the technical scheme, the zipper head does not need to be taken down when the zipper and the base cloth are sewn, the sewing speed of the base cloth and the zipper is increased, and the processing efficiency is improved.

The utility model discloses a universal zipper square bolt machine. A first chain belt positioning assembly, a square bolt mounting assembly and a chain belt traction assembly are arranged on a rack, and a second chain belt positioning assembly and a needle hole punching assembly are arranged between the square bolt mounting assembly and the chain belt traction assembly; the square bolt mounting assembly comprises two clamping and pushing mechanisms, each clamping and pushing mechanism comprises a pushing driving air cylinder, a pushing movable frame is arranged at the driving end of each pushing driving air cylinder, each pushing movable frame is provided with an automatic clamping jaw, and each automatic clamping jaw comprises a fixed clamping block and a movable clamping block; the universal zipper square block and bolt machine further comprises a clamping assembly, when the square block and bolt installation assembly installs a square block and a bolt to the edge of a woven belt of a zipper belt, the automatic clamping jaw keeps clamping the square block or the bolt, and the clamping assembly acts and abuts against the movable clamping block downwards; therefore, the square blocks or the plug pins are respectively and tightly pressed on the central line parts of the corresponding zippers by the movable clamping blocks. The utility model has the advantages of novel design, good stability and reliability, and strong versatility.

This invention belongs to the field of zipper machines and relates to a single-sided zipper threading machine with a top stop straight code. It includes a zipper guide platform, a zipper traction mechanism, an upper zipper head mold, and an upper stop positioning mechanism mounted on a frame. A block sensing mechanism is provided on the block zipper channel. The upper stop positioning mechanism includes a zipper guide plate and a zipper cylinder that drives the zipper guide plate to move left and right. A positioning seat is provided on the zipper guide plate, and a zipper channel is formed between the zipper guide plate and the positioning seat. The zipper channel includes a chain tooth channel and a fabric channel. A positioning pin and a positioning pin drive mechanism that drive the positioning pin to move up and down are provided on the chain tooth channel. The upper zipper head mold includes an upper zipper head cylinder and a zipper head seat. A zipper head cavity is formed on the zipper head seat. A dividing pin is fixed in front of the zipper head cavity. The vertical distance from the outer side of the dividing pin to the center line of the zipper head is greater than the vertical distance from the outer side of the zipper head to the center line of the zipper head. This device has the advantages of not damaging the chain teeth and automatically threading the zipper with a top stop straight code.

In a slide fastener, at a slider pull-up start position in which an insert pin is inserted into an insert pin insertion hole of a box body and a slider is in contact with the front surface of the box body, an engaging head portion of the rearmost element of one fastener element row approaches or comes into contact with an engaging portion provided on the insert pin.

A bottom stop assembly includes a bottom stop fixing part and a movable pin. The bottom stop fixing part includes a box fixing part and a box connecting part, and the box fixing part is provided with a pin accommodating groove. One end of the box connecting part is connected to the box fixing part, and the other end is configured to be connected to a first tape. The movable pin has a first end for being inserted into and mated with the pin accommodating groove and a second end for being connected to a second tape, and a side of the box connecting part facing the movable pin is provided with a pin guide part which is a sloped structure inclined relative to a direction from a bottom towards an opening of the pin accommodating groove.

A slide fastener slider includes: a lower member; an upper member; a cover; and a pull tab. The lower member includes a lower blade, a guide column, an upper plate portion, and an attachment column. The upper member includes a flat plate portion, an opening portion, and a placement portion. The cover includes, at an end portion thereof in the front and rear direction, an engaging portion engaged with an engaged portion provided on the attachment column. A shaft portion provided at one end of the pull tab is disposed in a space formed between the upper plate portion and the cover. The placement portion is sandwiched between the engaging portion of the cover and the upper plate portion by attaching the cover to the attachment column by engaging the engaging portion of the cover with the engaged portion of the attachment column.

A slide fastener includes a pair of left and right fastener tapes; and a pair of element rows including a plurality of fastener elements that face edge portions of the fastener tapes on sides facing each other along a length direction of the fastener tapes, and to which a slider that engages with the pair of element rows is slidably attached. The fastener element is made of a metal, a water-repellent layer made of a water-repellent agent is provided on the fastener tape, and adhesion of water to the fastener tape is prevented by the water-repellent layer.

The utility model discloses a hook buckle pull tab with a replaceable decoration, which relates to the technical field of pull tabs, and comprises a pull tab body, a hook body part is arranged at the bottom of the pull tab body, an inclined surface connected with the hook body part is arranged on one side of the bottom of the pull tab body, a movable groove is arranged on the inner side of the inclined surface, and the hook body part is arranged in the movable groove. A constraint rod is movably arranged in the movable groove, the rotatable constraint rod can be well limited through insertion connection between an insertion plate and a fixing base, limiting protrusions and stopping blocks are arranged on the sides, close to each other, of the constraint rod and the fixing base in a staggered mode, and when the insertion plate is inserted into the fixing base, the limiting protrusions and the stopping blocks stop the constraint rod. The limiting protrusions and the stopping blocks are clamped in a staggered mode, so that the fixing effect of the fixing base on the inserting plate is further improved, it is guaranteed that the constraint rod cannot rotate in the using process, the probability that the ornament falls off is greatly reduced, and when the ornament needs to be replaced, the sliding base is pulled upwards, and the inserting plate is separated from the fixing base.

Fastener stringer includes: a fastener tape; a fastener element arranged on a side edge portion of the fastener tape; and a covering member made of soft material and covering the fastener tape, the covering member comprising a sealing portion positioned on an opposite side of the fastener element with respect to the fastener tape in a thickness direction of the fastener tape. The covering member includes a flexible core sheet extending in a longitudinal direction of the fastener stringer. The core sheet is embedded in the soft material such that one surface of the core sheet is at least partially exposed or both surfaces of the core sheet are not exposed.

The utility model discloses a trunk puller applied to an invisible zipper, and relates to the technical field of pullers, the trunk puller comprises a bottom plate, the top of the bottom plate is provided with a base core column, during assembly, a limiting column can be lifted into a containing groove, then a pull piece is assembled in a trunk buckle and then is extruded by the trunk buckle to be bent, and at the moment, the base core column is lifted into the containing groove, and the trunk puller is assembled into the trunk buckle. The limiting column is inserted into the positioning groove to block the pull piece, and the trunk buckle is bent to further reduce the up-down movement distance of the limiting column, so that even if a gap is formed between the limiting column and the partition plate in the later period, the gap is far smaller than the thickness of the pull piece, and therefore it is guaranteed that the pull piece cannot fall off after being assembled; the bending degree of the trunk buckle is further reduced, so that the deformation quantity of the trunk buckle is reduced, the plating layer on the trunk buckle is prevented from falling off, the trunk puller can be subjected to baking finish machining or electroplating machining in the production process, and the machining mode of the N466 type invisible puller is further expanded.

The opening device includes a socket (3) that forms a housing space (RS) and an opening portion (RA), a plug (2) that is inserted into the housing space via the opening portion, and a seat (4) that is disposed in the socket (3) in opposition to the plug in a width direction, the socket including a base (33) that is disposed on one side in the width direction with respect to the housing space and that accommodates the seat (4), and a side wall portion (34) that is disposed on the other side in the width direction with respect to the housing space, the side wall portion (34) having a first slit (SL1) that communicates with the housing space and the opening portion, and a locking piece (342) that is adjacent to the first slit (SL1) in the insertion direction and that locks a tip end portion (2T) of the plug in the width direction, when a pulling force (F1) in a direction in which the seat (4) is separated is applied to the plug, the tip end portion (2T) of the plug passes over the locking piece (342), and thus the plug is separated from the socket via the first slit (SL1).

The utility model discloses an anti-dislocation invisible zipper, belongs to the technical field of zippers, and solves the problem that zipper teeth are easy to dislocation in a mutual occlusion process. Comprising a zipper belt and a puller, pressing plates are fixedly connected to the two sides of the puller and attached to the outer side face of the zipper belt, the zipper belt comprises stiff and smooth yarn, and the length direction of the stiff and smooth yarn is the same as that of the zipper belt. The stiff and smooth yarn is adopted as the warp yarn, so that the zipper belt has good stiff and smooth performance, in the process that the puller moves along the zipper belt, the pressing plate flattens the zipper belt below the pressing plate, the zipper belt on the periphery is kept flat under the action of the stiff and smooth performance of the zipper belt, zipper teeth on the zipper belt are prevented from being misplaced, and the zipper belt is prevented from being damaged. The stiff and smooth yarn is formed by twisting three strands of polyester fiber bundles, and the polyester fiber bundles have good stiff and smooth performance.

The invention relates to a zipper (10) comprising a first band (12a), a second band (12b), a first end piece (14a / 14a') attached to the first band (12a) at one end of the zipper (10) and comprising a first electrical interface surface (16a), a second end piece (14b) attached to the second band (12b) at the end of the zipper (10) and comprising a second electrical interface surface (16b), a first electrical connection element (18a) connected to the first electrical interface surface (16a) and configured for connection to an electrical device, and a second electrical connection element (18b) configured for connection to the electrical device, wherein the first and second electrical interface surfaces (16a, 16b) are in contact with each other when the zipper (10) is closed and are separated from each other when the zipper (10) is not closed. According to the invention, the second end piece (14b) has a third current interface surface (16c) which is electrically connected to the second current interface surface (16b), the first end piece (14a / 14a') has a fourth current interface surface (16d) which is electrically insulated from the first current interface surface (16a) and electrically connected to the second current connection means (18b), and the third and fourth current interface surfaces (16c, 16d) are in contact with each other when the zipper (10) is closed.

The present invention relates to a zipper clamping device, comprising: a fixing member in which a first magnet is housed in an internal cavity, and in which a lead-out opening that gradually narrows toward the outside is formed on one side of the cavity; and a holder including a placement surface for accommodating the fixing member, a pair of support portions formed by protruding from both sides of the placement surface, a fixing portion in a thin plate shape formed along the periphery of the placement surface, and a second magnet embedded in the bottom surface of the placement surface, the holder including a placement surface for accommodating the fixing member, the pair of support portions being formed by protruding from both sides of the placement surface, the fixing portion being in a thin plate shape, and the second magnet being embedded in the bottom surface of the placement surface.

The utility model provides a chain assembly, teeth and a zipper, the chain assembly comprises a first chain and a second chain, the first chain and the second chain are each provided with a plurality of teeth, the teeth comprise meshing teeth and decoration parts arranged on the meshing teeth, and the teeth on the first chain and the teeth on the second chain can be meshed with each other to form one or more tooth pairs; in the meshing state, the decoration part of one tooth in the tooth pair is at least partially opposite to the decoration part of the other tooth; the decorative part of at least one tooth in the tooth pair deviates towards a first direction relative to the meshing tooth, and the first direction is the direction in which one tooth in the tooth pair is close to the other tooth along the meshing line. The decorative area can be effectively increased, and the decorative effect is improved.

The utility model discloses a zipper retainer and a zipper assembly, and relates to the field of clothes. A zipper stopper includes: a stopper body; the retainer body is provided with a containing cavity, and the containing cavity at least penetrates through the retainer body in the first direction. A first clamping opening capable of expanding or contracting in the first direction is formed in the side, in the second direction, of the retainer body, and the first clamping opening communicates with the containing cavity and penetrates through the cavity walls on the two sides of the containing cavity in the third direction. The first direction, the second direction and the third direction are perpendicular to each other. The problems that the moving range of the pull head cannot be adjusted and the pull head cannot be detached and replaced can be solved.

The invention belongs to the technical field of zippers, and particularly relates to an anti-pinch self-locking zipper and a manufacturing method thereof.According to the anti-pinch self-locking zipper and the manufacturing method thereof, an automatic sewing machine is arranged, a motor drives a screw to rotate, and the screw drives a moving table to rotate and move; however, due to the fact that the sliding blocks of the moving tables are in sliding fit with the guide rails of the rack, it is guaranteed that the moving tables stably run along the straight line all the time, moving mechanisms are arranged in front of and behind the sewing units of the rack, the zipper belts and the anti-clamping belts are pressed on the moving tables through pressing rollers, and it is guaranteed that the zipper belts and the anti-clamping belts are located on the same horizontal line during sewing through movement of the front moving table and the rear moving table. Lifting of the lifting frame can drive the pressing roller rotationally connected with the lifting frame through the bearing to ascend and descend, and the downward pressing stroke can be automatically adjusted for zipper belts with different thicknesses such as protrusions with zipper teeth.

The application discloses a zipper forming machine transmission mechanism convenient for quick disassembly and maintenance, belongs to the technical field of zipper production equipment, and has the technical scheme as follows: the transmission mechanism comprises a front transmission shaft and a rear transmission shaft, coaxial synchronous pulleys for matching synchronous belt transmission are arranged on the front transmission shaft or the rear transmission shaft, the front transmission shaft and the rear transmission shaft are rotationally arranged on a base, the inner end of the front transmission shaft is coaxially and transmissionally connected with the inner end of the rear transmission shaft, the inner end of the front transmission shaft and the inner end of the rear transmission shaft can be relatively separated in the axial direction, the inner end of the front transmission shaft and the inner end of the rear transmission shaft can be detachably installed on the base, the outer end of the front transmission shaft and the outer end of the rear transmission shaft are arranged on the base through corresponding universal bearings respectively, and the application further discloses a disassembly and assembly method of the zipper forming machine transmission mechanism.

The present invention provides a fitting device that has good moldability and is resistant to shrinkage and deformation due to heat, and a bag body with the fitting device using the fitting device. [Solution] A fitting device comprising a male fitting member 10 having a male fitting portion 12 provided along the longitudinal direction on the surface 11a of a strip-shaped first base material 11, and a female fitting member 20 having a female fitting portion 22 provided along the longitudinal direction on the surface 21a of a strip-shaped second base material 21, wherein the male fitting portion 12 and the female fitting portion 22 are detachably fitted together, and the results of thermal shrinkage stress measurement using a thermomechanical analyzer (TMA device) are: (1) the temperature TA at the stress increase initiation point (A) is 70°C or more and 140°C or less, (2) the load LB at the maximum stress point (B) is 1mN or more and 200mN or less, and (3) the numerical value of the slope between (A) and (B) is 0.1 or more and 10 or less.