Abstract: A fastener element for a slide fastener includes: a coupling portion; and one single root portion either including, or being plastically bendable to include, a bent portion and a distal end portion which extends from the bent portion towards a side of the coupling portion which is closer to the fastener tape. Each face of the coupling portion includes an engaging protrusion protruding in a lengthwise direction, and an engaging recess recessed in a lengthwise direction with respect to the face, and is configured for receiving an engaging protrusion of a fastener element on the opposite stringer in a closed condition of the slide fastener.

Abstract: Slide fastener includes a pair of waterproof stringers including a pair of woven and/or knitted fastener tapes, a pair of coil elements respectively secured to opposing side-edge portions of the pair of fastener tapes, and waterproof films respectively overlaid via adhesives on tape top surfaces of the fastener tapes of the pair of fastener tapes, and a slider that moves forward to engage the pair of coil elements and moves rearward to disengage the pair of coil elements. The adhesive penetrates into a structure of the fastener tape such that the waterproof film and the fastener tape are in direct contact at least partially.

Abstract: A clip for securing a cover to a base includes a chuck defining a suspender retention cavity, the suspender retention cavity sized and configured to receive a suspender attached to the cover; a first leg extending from the chuck and including a first barb, the first barb extending outwardly with respect to a centerline axis of the clip; and a second leg extending from the chuck and including a second barb, the second barb extending outwardly with respect to the centerline axis of the clip.

Abstract: A snap member of a fastener includes a base; a first engagement portion extending from the base and configured to engage with a first engagement portion of a mating snap member, the first engagement portion of the snap member including a protrusion defining an axial height, the first engagement portion of the snap member defining a cavity in the protrusion defining an axial depth, an axis of the protrusion and an axis of the cavity being collinear; and a second engagement portion extending from the base, the second engagement portion defining a hook shape.

Abstract: Stop part includes a magnetic body and a base portion in which an entirety of the magnetic body is embedded. The base portion first and second resin portions which are distinguishable based on an interface formed between the portions. The first and second resin portions are arranged to cover separate first and second regions, respectively, in at least one surface of the magnetic body.

Abstract: A slide fastener includes a pair of waterproof stringers comprising a pair of woven and/or knitted fastener tapes, a pair of coil elements respectively secured to opposing side-edge portions of the pair of fastener tapes, and waterproof films respectively overlaid via adhesives on tape top surfaces of the fastener tapes of the pair of fastener tapes, and a slider that moves forward to engage the pair of coil elements and moves rearward to disengage the pair of coil elements. Each of the waterproof films has a film edge positioned over a space between the opposing side-edge portions of the pair of fastener tapes, the film edge supported by a supporting portion made of the adhesive solidified, the supporting portion partially occupying the space between the opposing side-edge portions of the pair of fastener tapes, and the supporting portion having a thickness greater than a thickness of the film edge.

Abstract: A slider operable in a simple operation manner and capable of reducing an overall volume is provided. The slider includes: a slider body; a claw member positioned on the slider body and having a lock pin portion extending to an interior of the slider body to establish a locked state; an operation piece positioned on the slider body and connected to the claw member. The operation piece has first and second shaft portions that are separately positioned. The operation piece is rotatably positioned on the slider through the first shaft portion and connected to the claw member through the second shaft portion. Upon pressing the operation piece and enabling one side of the operation piece to rotate toward the slider with the first shaft portion as an axis center, the second shaft portion lifts the claw member to release the locked state in the interior of the slider body.

Abstract: A black metal fastener member can be manufactured at low cost. The fastener member comprises a base material made of a copper alloy containing zinc at a concentration of 30% by mass or more and 43% by mass or less, and a black copper oxide coating covering at least a part of the base material. The black copper oxide coating has a lower layer and an upper layer. The lower layer is a layer below a center line with respect to the thickness of the black copper oxide coating and the upper layer is a layer above the center line. The porosity of the lower layer is smaller than the porosity of the upper layer. In some cases, the difference between the porosity of the lower layer and the porosity of the upper layer is 10% or more.

Abstract: The front stop is oriented, when the slider is prevented from moving forward by the stop portion of the front stop, to allow a contact portion in the front region of its second side surface to touch an inner wall surface of the flange of the slider and to allow at least a part of the rear region of its first side surface to touch a wall surface of the interconnection pillar.

Abstract: Legs of a pair of legs are provided with core-thread-pressing surfaces that slant gradually to approach one another as being away from the stopping surfaces. Each core-thread-pressing surface extends from the stopping surface to the base end of the leg. A thickness of each leg in a thickness direction of the fastener tape gradually increases from the free end toward the base end of the leg in accordance with at least the slanting of the core-thread-pressing surface.

Abstract: In this molded surface fastener, plural engaging elements having a stem portion and an engaging head portion formed integrally on the stem portion are standing on the base portion, at least one pawl portion having a pawl width dimension narrower than a width dimension at a boundary between the stem portion and the engaging head portion is protruded on an outer peripheral edge part of the engaging head portion, and a back surface of pawl of the pawl portion is formed at different angles with respect to a back surface of head portion of the engaging head portion. Such a molded surface fastener of the present invention has a substantial engaging force with respect to a female surface fastener and can make a texture of its surface comfortable.

Abstract: A separable bottom end stop for a reverse opening-type slide fastener, in which left and right element rows of left and right fastener stringers can be opened from an upper end and a lower end, the slide fastener includes a lower slider for opening the left and right element rows from the lower end, the lower slider includes a locking claw, which is elastically biased to a protruded position protruding into an element guide path of the lower slider, an insert pin connected to the lower end of one of the left and right element rows, and a box pin connected to the lower end of the other of the left and right element rows. At least one of the box pin and the insert pin includes a release groove capable of receiving the locking claw on a side surface opposing to the other side surface.

Abstract: A fastener tape includes a first side-edge portion including a core cord and a plurality of first ground warp yarns; and a tape main portion adjacently positioned to the first side-edge portion and including a plurality of second ground warp yarns. A weft yarn and every ground warp yarn of the fastener tape are yarns including plant-derived resin. The first ground warp yarn is FDY (Fully Drawn Yarn) and the second ground warp yarn is DTY (Drawn Textured Yarn) and in accordance with this difference in yarn type, a thermal shrinkage ratio of the first ground warp yarn is greater than a thermal shrinkage ratio of the second ground warp yarn.

Abstract: A method for manufacturing a fastener stringer according to the present invention, include a dyeing step for dyeing a fastener stringer including an element row fixed to a side edge portion of a tape made of fiber, a dye cleaning step for removing excess dye from the fastener stringer, a water repellent treatment step for adhering a non-fluorine-based water repellent agent to the fastener stringer, and a pre-dyeing degreasing step for degreasing oil and fat adhered to the fastener stringer by a wet process.

Abstract: The surface fastener includes a base portion, a fastener member that includes a plurality of engagement elements, and a masking member that is detachably held by the fastener member. The masking member covers an engaging area of the fastener member, at least a part of the engaging element is embedded in the masking member. A space portion is provided between the base portion and the masking member in the engaging area. Thus, a foam resin can be prevented from intruding the engaging area of the fastener member in foam-molding of the cushion body. The masking member is also easily peeled off from the fastener member after foam-molding.

Abstract: There is provided a manufacturing method of a cover material fastening member including a clip locking member. The clip locking member is integrally provided at an end edge portion of a strip shaped member. The manufacturing method of the cover material fastening member includes: a molding step of filling a resin for forming the clip locking member in a cavity formed on a surface of each of a pair of rolls in rotation; and a press-bonding step of passing the strip shaped member between the pair of rolls in accordance with rotation of the pair of rolls, pressing the resin by the pair of rolls, and continuously press-bonding the clip locking member to two surfaces of the strip shaped member.

Abstract: A slider for a slide fastener includes a slider body (11) and two pullers (20, 21) pivotally attached to the slider body (11). The slider body (11) forms an upper wing (12), a lower wing (13), a connecting post (14) connecting the upper and lower wings, and side flanges (15). The side flanges protrude from side edges of the upper and lower wings towards a geometrical mid-plane (P) that lies between the wings (12, 13), so as to form a Y-shaped channel (19) between the upper and lower wings. The upper wing (12) and the lower wing (13) have respective opposite outer surfaces (23, 24) which are substantially flat, and are symmetrical with respect to the geometrical mid-plane (P). At least one locking protrusion (30) protrudes inwardly into the Y-shaped channel (19) from at least one of the side flanges (15) of the slider body (11).

Abstract: A slider includes a slider body, a tab, and a cover member that is elastically deformable, the slider body has a front attachment post and a rear attachment post standing up from an upper blade, the front attachment post and the rear attachment post have a pair of first side wall portions and a pair of second side wall portions arranged on an outside of the first side wall portions in a length direction, outer wall surfaces of the second side wall portions are arranged on an inside of the first side wall portions via step portions in a width direction, at least a part of the outer wall surfaces of the second side wall portions faces inner wall surface of the cover member. This enables the cover member to be made more difficult to tilt in the width direction even if the cover member receives force.

Abstract: A slide fastener includes a pair of left and right fastener stringers each having an element row at each of opposing edge portions of left and right fastener tapes, and a slider configured to engage the element rows by moving forward between the pair of left and right fastener stringers and to disengage the element rows by moving backward. The slider includes an upper wing plate, a lower wing plate , a guide pillar for connecting the upper wing plate to the lower wing plate, a Y-shaped element path defined between the upper wing plate and the lower wing plate, left and right shoulder openings that are open forward the element path, and a rear opening that is open backward the element path.