Abstract: A watertight fastener includes a pair of fastener tapes; fastener elements provided on a side of one end edge part along a longitudinal direction of the fastener tapes; and a slider engaging and disengaging the fastener elements. On a surface of the fastener tapes opposite to the fastener elements, a waterproof seal layer is provided along the longitudinal direction at a position at which the fastener elements are provided. A width of the waterproof seal layer in a direction orthogonal to the longitudinal direction is narrower than a width of the slider. With the pair of fastener tapes being closed by engagement of the fastener elements, end parts of the waterproof seal layer close to the end edge parts of the fastener tapes come into contact with each other without overlapping in a thickness direction and without a gap to be in close contact in a liquid-tight manner.

Abstract: A closure having a first flange with first engagement mechanism and a second with a second engagement mechanism disposed between the first end and the second end. The first engagement mechanism configured to engage the second engagement mechanism. A slider configured to selectively engage the first engagement mechanism and the second mechanism when moved in a first direction and disengage the first engagement mechanism from the second engagement mechanism when moved in a second direction. The closure is substantially watertight in the closed position.

Abstract: An insulated cooler comprises a body and a lid at least partially connected to the body, where each is comprised of soft thermoplastic material. The body includes a base comprising rigid plastic connected to the body via a first thermoplastic sealing strip heat welded to the bottom edges of the body, and sewn to top edges of the base. The lid includes a top comprising rigid plastic connected to top edges of the lid via a second thermoplastic sealing strip heat welded to the top edges of the lid, and sewn to bottom edges of the top. The cooler also includes a waterproof liner disposed along inner surfaces of the body and the lid, insulation disposed between the liner and the body and lid, and a zipper closing the lid to the body. A method of manufacturing an insulated cooler is also disclosed. This is helpful for transporting cooler conveniently and increasing the capabilities of the cooler.

Abstract: A storage bag includes a first sidewall and a second sidewall connected to the first sidewall so as to form an interior of the bag with an opening to the interior. The storage bag also includes at least one zipper profile provided adjacent to the opening to the interior of the bag. The at least one zipper profile has opposing closure elements that respectively interlock with each other. The storage bag also includes a slider with at least one opening member and at least one detent on at least one end of the bag. The at least one detent is configured to engage with the at least one opening member of the slider to provide a leak-proof end seal.

Abstract: A closure having a first flange with first engagement mechanism and a second with a second engagement mechanism disposed between the first end and the second end. The first engagement mechanism configured to engage the second engagement mechanism. A slider configured to selectively engage the first engagement mechanism and the second mechanism when moved in a first direction and disengage the first engagement mechanism from the second engagement mechanism when moved in a second direction. The closure is substantially watertight in the closed position.

Abstract: A slider zipper closure system includes a zipper closure with complementary profiles of opposing tracks for interlocking and unlocking; the closure a first end stop and a second end stop positioned opposite ends of the closure. A slider device is positioned on the zipper closure between and engaging the first end stop and second end stop to selectively: (i) unlock the complementary profiles as the slider device is moved along the tracks in an opening direction; and (ii) interlock the complementary profiles as the slider device is moved along the tracks in a closing direction. The slider device has a first end stop engagement surface positioned inboard from the closing end and adapted to strike the first end stop.

Abstract: A watertight zipper includes two zipper tapes each including: a base tape; zipper teeth arranged on the base tape, the zipper teeth on the two zipper tapes being matched with each other and capable of being engaged with each other to pull the two zipper tapes together; a first waterproof body extending to an inner side of the zipper tape, wherein in response to the two zipper tapes being pulled together, a first inner side surface of the first waterproof body of one of the zipper tapes is fit closely to a second inner side surface of the first waterproof of the other one of the zipper tapes, so that two first waterproof bodies are capable of covering over the zipper teeth together, and fit surfaces of the two first waterproof bodies laterally deviate from an engagement center line of the zipper teeth on the two zipper tapes.

Abstract: A device is disclosed that provides parasite, dust mite and allergen protection for an encasement used for a mattress or foundation. The device can be part of the original encasement or added as an after-market item to a conventional encasement to prevent the egress of parasites, dust mites and allergens from the gap between the zipper slide and the zipper stop and prevent movement of the zipper slide when the zipper is completely zipped up. The device includes a at least one compressible material that is used. The compressible material is compressed to seal the gap and prevent movement of the zipper slide. In one embodiment of the invention, the device allows the mattress or foundation within the encasement to breathe while blocking parasites, dust mites and allergens from escaping from within the encasement.

Abstract: A plastic slider zipper is disclosed which includes a pair of plastic zipper strips with ends melted together to form an end piece with a predetermined thickness, a slider slidably engaging the pair of plastic zipper strips with two side walls and a plow, a first gap between the two side walls near a first end of the slider being small enough to squeeze the zipper strips into an interlocking position, the plow located between the two side walls being able to separate the interlocked zipper strips, a top of the slider having an opening near a second end of the slider, the second end being opposite to the first end, and a fork-like part removably inserted in the opening, the fork-like part having two columns with a space therebetween approximately matching the predetermined thickness for the two columns to straddle the end piece.

Abstract: Aspects herein relate to a garment or article system having an internal layer and an external layer, the external layer has an inner surface facing the internal layer and an outer surface facing an external environment. Specifically, the garment or article system comprises a first slider mechanism affixed to the internal layer and a second slider mechanism affixed to the external layer. The first slider mechanism affixed to the internal layer is coupled to the second slider mechanism affixed to the external layer so that a pull or a directional force applied to the second slider mechanism is transferred to the first slider mechanism to reversibly transition the first slider mechanism from an open state in a first direction to a closed state in a second direction, and while maintaining the second slider mechanism in a closed state regardless of the direction of the directional force applied.

Abstract: A storage bag includes at least one zipper profile provided adjacent to an opening to the interior of the bag. The at least one zipper profile has opposing closure elements that respectively interlock with each other. The storage bag also includes a slider with at least one opening member and at least one detent on at least one end of the bag. The at least one detent is configured to engage with the at least one opening member of the slider to provide a leak-proof end seal.

Abstract: A watertight slide fastener includes two tapes each having a waterproof layer. Each of the two tapes includes an inner edge on which a plurality of consecutively disposed scoops and an upper stopper scoop made of a rigid plastic are mounted. A first end of each upper stopper scoop is contiguous to the last one of the plurality of scoops. A second end of each upper stopper scoop has an extension. A top end stop is formed on upper and lower faces of each of the two tapes by an elastomer and envelops an upper face and a lower face of each extension. Each of two outer sides of the top end stop has a shoulder. A slider includes an upper body and a lower body interconnected to the upper body by a diamond. Each of two sides of the upper and lower bodies has a flange.

Abstract: A bed bug protective encasement for a mattress comprising a cover having an elongated opening with a first end and a second end formed therein, the elongated opening being adaptable to receive the mattress within the cover. A primary zipper is disposed along the elongated opening and having a slider movable from the first end to the second end to close the elongated opening. A flap attached to the cover adjacent the second end of the elongated opening is foldable over the second end of the elongated opening, the primary zipper extending onto the flap and terminating near a distal end of the flap. A secondary zipper system has a first zipper attached to a side of the flap and a second zipper attached to an opposite side of the flap, to secure the flap when the flap is folded over the second end of the elongated opening.

Abstract: A waterproof fastener chain includes: a pair of fastener tapes made of polyester resin adjacent to each other at a given space between each side edge thereof, rows of elements respectively attached onto a main surface of the side edge of each of the fastener tapes, and waterproof coated films made of polyester resin respectively formed on a main surface of each of the fastener tapes. An outer surface of each of the waterproof coated films is flat at least at a position where a slider is to pass over, each of the waterproof coated films penetrates into irregularities on the main surface of each of the fastener tapes, a penetration depth of the waterproof coated films into a gap caused by the space of the pair of fastener tapes is not more than thickness of the fastener tapes.

Abstract: A method for manufacturing a waterproof fastener tape includes the steps of: forming a viscous waterproof layer on a releasable substrate; attaching the viscous waterproof layer formed on the releasable substrate to a fastener tape base fabric, and peeling the releasable substrate off the viscous waterproof layer that has been attached to the fastener tape base fabric; promoting curing of the viscous waterproof layer formed on the fastener tape base fabric to form a reduced-viscosity waterproof layer; and after the promoting of curing of the viscous waterproof layer, covering an exposed surface of the reduced-viscosity waterproof layer formed on the fastener tape base fabric with a releasable cover.

Abstract: A water-proof fastener tape of an environment-conscious type fabricated using a reduced amount of an organic solvent is provided. The fastener tape includes a base fabric and a water-stop film laminated to at least one surface of the base fabric, the water-stop film includes a surface layer of a polyurethane film and an adhesive layer of a cured product of an aqueous polyurethane adhesive adjacent to the surface layer so that the fastener tape has a laminate structure.

Abstract: A waterproof zipper is provided with two halves, each including a half tape member and a row of protruding teeth along an inner edge of the half tape member; and a waterproof layer is secured to an inner surface of the halves. A process of manufacturing the waterproof zipper is also provided, including the steps of: (a) guiding the waterproof layer to a position above the two halves on a continuous flow production line, each half having a half tape member and a row of protruding teeth along an inner edge of the half tape member; (b) coating a waterproof layer on a releasing layer; (c) drying both the waterproof layer and the releasing layer in an oven.

Abstract: The present invention provides a novel airtight and waterproof slide fastener woven from nylon, comprising a fastener tape and a fastener element. The nylon fastener element is woven on a tape made of high-strength polyester threads. A thermoplastic polyurethane eslatormer (TPU) layer is formed on the fastener tape on the back of the slide fastener. The TPU layer is permeated into gaps on the fastener tape and into gaps on the fastener element, and the TPU layer on the back of the fastener element has a thickness greater than that of the TPU layer at the location of the fastener tape to form a first TPU ridge. The first TPU ridge is cut from the middle. The surface of the first TPU ridge is heated and then squeezed to form a second TPU ridge.

Abstract: A double-layered watertight zipper improves the watertight effect of the conventional zipper. The watertight zipper includes first and second stringer tapes. Each stringer tape includes a tape, a first leakproof layer, a plurality of scoops and a second leakproof layer. The first leakproof layer and the tape construct a waterproof tape. The first leakproof layer includes an inner face forming a first abutting face. The scoops are arranged on the waterproof tape. The second leakproof layer is arranged on the scoops and connected to the first leakproof layer. The second leakproof layer includes an inner face forming a second abutting face. When the scoops of the first and second stringer tapes are engaged with each other, the first abutting faces of the first and second stringer tapes abut with each other, and the second abutting faces of the first and second stringer tapes abut with each other.

Abstract: A closure mechanism includes a first elongate closure member having a series of regularly spaced features disposed along an entire length of the first elongate closure member. The series of regularly spaced features includes a plurality of vertically extending elongate features on an outer surface of the first closure member. The vertically extending elongate features are spaced apart along the entire length of the first closure member in alternating and repeating distances. A second elongate closure member includes a series of regularly spaced features disposed along an entire length of the second closure member and sealingly engages the first closure member. A slider interacts with (i) the series of regularly spaced features on the first elongate closure member to produce a first feedback at a first frequency, and (ii) the series of regularly spaced features on the second elongate closure member to produce a second feedback at a second frequency.

Abstract: There is provided an article with a slide fastener affixed thereto. Each of a pair of element members has a plurality of single elements made of a synthetic resin and fixedly integrated and connected to at least one flexible connecting string-shaped member at an equal interval. A slider is formed with an element guide path between upper and lower blades. A fastener-attached member forms an opening and closing part of the article. The pair of element members are directly sewn to a first surface of the fastener-attached member by sewing threads. The element members and the fastener-attached member are inserted into the element guide path of the slider.

Abstract: A storage bag includes at least one zipper profile provided adjacent to an opening to the interior of the bag. The at least one zipper profile has opposing closure elements that respectively interlock with each other. The storage bag also includes a slider with at least one opening member and at least one detent on at least one end of the bag. The at least one detent is configured to engage with the at least one opening member of the slider to provide a leak-proof end seal.

Abstract: The present technology provides an encasement comprising a fabric cover formed of bed bug impervious fabric. The encasement comprises an opening with a zipper mechanism disposed therein and operable to close the opening. The encasement also comprises a barrier attached to the fabric cover, extending along and opposite the zipper tracks. The encasement also comprises a channel between the barrier and said zipper tracks that receives a portion of the zipper head and becomes an enclosed channel when said zipper tracks are mated together. The channel has a confined space of a size to thwart bug movement along the channel.

Abstract: This invention relates to a fastener assembly and garment comprising same having a first fastener tape and a second fastener tape, and a first edge and a second edge, the first edge having a row of cooperating fastener elements mounted thereon; wherein the second edge of each of the first and second fastener tapes is folded parallel to its row of cooperating fastener elements such that when the fastener is closed, and a meshed area of fastener elements from the first and second fastener tapes is formed, i) the second edges of each of the first and second fastener tapes overlap, ii) the second edge of the first fastener tape fully covers the meshed area of fastening elements, and iii) the overlap of the second edge of the first fastener tape by the second edge of the second fastener tape extends past the meshed area of fastening elements.

Abstract: A waterproof slide fastener with waterproof property in which covering the whole front and rear faces of a woven or knitted fastener tape with an elastomer, and fastener elements made of a thermoplastic resin are injection molded on the lateral edge of the fastener tape. In particular, a waterproof slide fastener that can maintain the watertightness and airtightness even when the fastener tape is bent in the lengthwise direction because, on the assumption that the minimum width between the outer end edges of the neck part of the fastener element in the lengthwise direction of the fastener tape that is a slide direction in which the slider slides is N and the width between the outer end edges of the body part of the fastener element in the same lengthwise direction is B, the value of B/N is between 2.5 and 3.5.

Abstract: This invention relates to a fastener assembly and a garment comprising same, comprising a first fastener tape and a second fastener tapes having a row of cooperating fastener elements mounted thereon attached to first and second closing tapes, the first and second closing tapes folded parallel to the row of cooperating fastener elements such that when the fastener is closed, and a meshed area of fastener elements from the first and second fastener tapes is formed, i) the external edges of each of the first and second closing tapes overlap, ii) the external edge of the first closing tape fully covers the meshed area of fastening elements, and iii) the overlap of the external edge of the first closing tape by the external edge of the second closing tape extends past the meshed area of fastening elements.

Abstract: A first tape having a first edge is provided. The first tape is provided with a row of coupling elements along the first edge of the first tape. The coupling elements are configured to interdigitate with a further row of coupling elements. A first layer of a fluid resistant material is attached to the first tape. An extending layer of a fluid resistant material is attached to the first layer. The extending layer forms an extension member including a first overhang portion which extends beyond a second edge opposite the first edge. The first layer of the fluid resistant material is attached to the first tape and the extending layer is attached to the first layer.

Abstract: There is provided a slide fastener and a method for manufacturing a slide fastener. A slide fastener is provided with: a pair of fastener tapes; a pair of fastener element rows provided respectively on the opposing tape-side edges of the pair of fastener tapes and having a plurality of fastener elements; and a slider configured to engage and disengage the pair of fastener element rows with and from each other. Each of the fastener element rows is composed of a monofilament which is made of synthetic resin. The monofilament has, on the surface thereof, a surface layer which can be colored with dyes. A roughened surface having a number of concaves is formed on the surfaces of the surface layer.

Abstract: A waterproof slide fastener where first and second through-holes are drilled in a tape side edge portion of a waterproof tape at specific intervals from one another, and first and second halves of a fastener element are integrally connected to each other through first through-holes. A stopper includes a body portion and an extension portion extending from the body portion. First and second halves of the stopper straddle a pair of waterproof tapes and are integrally connected to each other through second through-holes. According to the waterproof slide fastener, a manufacturing step thereof can be simplified, and it is possible to effectively prevent water from entering the waterproof slide fastener even if it receives a lateral pulling force.

Abstract: A slider structure, provided with a first member 1 and a second member 2, in which a first insertion groove 31 inclined forward and upward, and a second insertion groove 32 inclined forward and downward, are formed by the first member 1 and the second member 2, and, an opening width dimension S1 of the first insertion groove 31 and an opening width dimension S2 of the second insertion groove 32 are reduced when the first member 1 and the second member 2 are relatively moved and mutually come close to conduct stopping in left-and-right direction W of a fastener male-female portion Fa in the first insertion groove 31 and another male-female portion Fb in the second insertion groove 32.

Abstract: The present invention relates to a clamped type coupling element slide fastener with the structure impervious to fluid, including a pair of support tapes, two rows of coupling elements respectively clamped at the inner edge of a first surface and a second surface of each of the support tapes, at least one surface of the top and bottom surfaces of the two rows of the coupling elements is formed with a groove; and an impervious elastomeric member. The impervious elastomeric member is filled in the groove of the two rows of the coupling elements thereby forming a covering layer, and the impervious elastomeric member is filled in a slit between the two rows of coupling elements and the pair of support tapes and in a slit formed on another surface of the two rows of the coupling elements thereby respectively forming a slit filling part and an extending part.

Abstract: Provided is a slide fastener that has a flexible fastener tape, exhibits liquid-tightness, and can prevent a gap from being formed in a coupling portion, and a method of producing the slide fastener. An overlay material is formed on a front surface of a fastener tape so that the overlay material formed on a surface of a core member extends beyond a centerline in a front-rear thickness direction of a tape member. When a pair of fastener element rows engages with each other, a tip of an intermeshing head of a fastener element presses the overlay material formed on the opposite core members.

Abstract: The slide fastener includes a pair of stringers, each including a flexible tape having first and second sides facing in opposite directions, and outer and inner longitudinal edges, and coupling elements attached to the first side of the tape, for engagement with corresponding coupling elements of the tape of the other stringer. In the disengaged condition of the coupling elements, inner longitudinal edge portions of the stringers project beyond the respective coupling elements toward the other stringer, to an extent such that when the coupling elements are engaged with each other, the inner longitudinal edge portions of the stringers are engaged with one another in a substantially overlapped condition.

Abstract: A top stop made of a flexible material that cooperates with at least a portion of a slider body. The top stop includes a body having a fin that extends upwardly from the body and that includes a contour that generally conforms to a leading edge of the slider body. In some versions, the top stop has a gap that is configured to snuggly receive a connecting neck of the slider body in such a way that water is prevented from penetrating the slider body. In some embodiments, the top stop includes two extensions, at least one of which has one or more sliding surfaces that are configured so that the slider assembly produces an audible noise when the connecting neck is snuggly received within the gap and the assembly is in the locked position.

Abstract: There is provided a liquid-tight slide fastener capable of sufficiently ensuring waterproof property regardless of where fastener elements are formed and capable of sufficiently ensuring attachment strength of the fastener elements to fastener tapes provided with liquid-tight layers. There is also provided a manufacturing method for the liquid-tight slide fastener. The liquid-tight slide fastener includes a pair of fastener tapes that include a pair of tape members, core sections respectively provided on opposing tape edges of the pair of tape members, and liquid-tight layers formed on one side of the pair of tape members; a pair of fastener element rows; and a slider. The liquid-tight layers are formed with gaps to the core sections in a width direction of the fastener tapes. The fastener elements are attached to the core sections.

Abstract: This invention relates to a fastener assembly and a garment comprising same, comprising a first fastener tape and a second fastener tapes having a row of cooperating fastener elements mounted thereon attached to first and second closing tapes, the first and second closing tapes folded parallel to the row of cooperating fastener elements such that when the fastener is closed, and a meshed area of fastener elements from the first and second fastener tapes is formed, i) the external edges of each of the first and second closing tapes overlap, ii) the external edge of the first closing tape fully covers the meshed area of fastening elements, and iii) the overlap of the external edge of the first closing tape by the external edge of the second closing tape extends past the meshed area of fastening elements.

Abstract: This waterproof slide fastener (1, 2, 3, 4) is configured so that first and second through-holes (14a, 14b) are formed at specific intervals in tape side edges of waterproof tapes (11), and so that first and second halves (15, 16) of fastener elements (12) are connected and integrated together through the first through-holes (14a). A stopper (20, 30, 40, 50, 60) has a body section (21, 31, 41, 51, 61) and an extension section (22, 32, 42, 52, 62) which extends from the body section (21, 31, 41, 51, 61). First and second halves (23, 24) of the stopper (20, 30, 40, 50, 60) are disposed so as to straddle the pair of waterproof tapes (11) and are connected and integrated together through the second through-holes (14b). As a result of this configuration, the manufacturing step of the waterproof slide fastener (1, 2, 3, 4) is simplified, and water is prevented from entering even if the slide fastener (1, 2, 3, 4) is subjected to a lateral pulling force.

Abstract: A waterproof dual-track zipper includes two zipper tapes of the same structure, each zipper tape including a tape body, a mating strip integrally formed with one lateral side of the tape body and a sealing structure located on one side of the mating strip, the sealing structure including a male engaging member and a female engaging member, a first close-ft portion connected between the male and female engaging members and a second close-fit portion at an opposite lateral side of the male engaging member, and a zipper slider coupled between the two zipper tapes and movable to force the male engaging member of one zipper tape into engagement with the female engaging member of the other zipper tape and to abut the first and second close-fit portions of one zipper tape be against hook flanges of the female engaging member of the other zipper tape, achieving excellent waterproofing effects.

Abstract: The present invention relates to a clamped type coupling element slide fastener with the structure impervious to fluid, including a pair of support tapes, two rows of coupling elements respectively clamped at the inner edge of a first surface and a second surface of each of the support tapes, at least one surface of the top and bottom surfaces of the two rows of the coupling elements is formed with a groove; and an impervious elastomeric member. The impervious elastomeric member is filled in the groove of the two rows of the coupling elements thereby forming a covering layer, and the impervious elastomeric member is filled in a slit between the two rows of coupling elements and the pair of support tapes and in a slit formed on another surface of the two rows of the coupling elements thereby respectively forming a slit filling part and an extending part.

Abstract: A waterproof, airtight, anti-slit, high transverse tensile strength double-layer zipper made by: stitching a continuous polyester chain to a middle part of a broad-width fabric tape and then separating the continuous polyester chain into left and right series of interlocking teeth after zipper chain tape dyeing and drying and gluing processes, and then folding up the zipper chain tape and stitching up the open side of the folded zipper chain tape so as to obtain a single-sided double-layer zipper chain tape, and then using a zipper slider to couple two single-sided double-layer zipper chain tapes, thereby obtaining a waterproof, airtight, anti-slit, high transverse tensile strength double-layer zipper. Alternatively, the continuous polyester chain can be stitched to the broad-width fabric tape near its one lateral side for making a high-strength double-layer zipper with less fabric consumption.

Abstract: In one aspect, the present invention is directed to a waterproof zipper (2) comprising: joining teeth (6), each consolidated by a consolidating block (24) and contactably grasping the tape (4) of the zipper (2), separating the tape (4) from the opposite tape of said zipper; and a soft seal (8), wrapping and expanding (towards 48) each of the two tapes (4) beyond the joining line (78) of the tapes (4); thereby applying pressure between the soft seals (8) at the joining line (78), resulting in tight sealing of the two soft seals (8).

Abstract: The slide fastener comprises a pair of stringers, each including a flexible tape having first and second sides facing in opposite directions, and outer and inner longitudinal edges, and coupling elements attached to the first side of the tape, for engagement with corresponding coupling elements of the tape of the other stringer. In the disengaged condition of the coupling elements, inner longitudinal edge portions of the stringers project beyond the respective coupling elements toward the other stringer, to an extent such that when the coupling elements are engaged with each other, the inner longitudinal edge portions of the stringers are engaged with one another in a substantially overlapped condition.

Abstract: A liquid-tight slide fastener, wherein a pair of right and left coil-like coupling element rows, through which a core thread is respectively passed, is attached by sewing along opposing side edges of a pair of right and left fastener tapes, the fastener tapes having a liquid-tight layer on one surface thereof, and the core thread is coated with a water repellent agent or oil repellent agent. Consequently, even if water or oil invades into a space portion in the coupling element rows through a joint portion in the liquid-tight slide fastener, the core thread repels the water or oil, thereby blocking a further invasion of water or oil, and exerting excellent water repellency or oil repellency without provision of a water stop flap.

Abstract: A waterproof slide fastener is provided. A pair of tapes has coupling elements attached thereto. A coating of polymeric material is provided on at least one surface of the tape and extends continuously therealong. The coating includes in cross-section a fin with a bulbous region. The coating is not extendable beyond the coupling elements when the slide fastener is in an open arrangement.

Abstract: A slide fastener having a waterproof structure, and having a pair of left and right fastener stringers including a pair of left and right waterproof fastener tapes and a pair of left and right fastener element rows having a plurality of fastener elements along the side ends of the fastener tapes opposite to each other; a slider for engaging and disengaging the left and right fastener elements with and from each other; and a bottom stopper which is formed over the left and right fastener tapes at lower ends of the fastener elements. The bottom stopper covers a first fastener element near the lowest end except an upper portion of its engaging head and a lower portion of the base of the second fastener element adjacent upward to the first fastener element.

Abstract: Various embodiments of slide fasteners include a first set of coupling elements and a second set of coupling elements configured to be removably joined together by a zipper. Each coupling element includes a first surface having a first shape and a second surface having a second shape, wherein the second surface is spaced apart from and cofaces the first surface. The first shape may be substantially triangular or substantially trapezoidal, according to various embodiments, and the second shape is substantially gear shaped. When the coupling elements of the first set and the second set are removably joined together, water is substantially prevented from leaking from the first surface to the second surface. In addition, the coupling elements are disposed on stringer tapes, and the surfaces of the stringer tapes adjacent the first surfaces of the coupling elements are laminated with a water resistant material.

Abstract: A continuous-coil type waterproof slide fastener includes two support tapes each having opposing first face and second face, two rows of coupling elements respectively formed of a continuous length of monofilament and respectively secured to along the inner longitudinal edge of the second face of each of the two support tapes, a high polymer elastic member bonded to the vertical wall of the inner longitudinal edge of each support tape and transversely extending from the vertical wall of the inner longitudinal edge to a predetermined distance, each high polymer elastic member further having a covering portion on the inner longitudinal edge of the second face of the associating support tape and a filling portion penetrates into inner chinks in the associating row of coupling elements, and a fluid impervious film covered at least on the first face of each support tape and the associating high polymer elastic member.

Abstract: A zip fastener including fabric tapes having coupling elements thereon is provided. A coating layer of thermoplastic material is provided on at least one first surface of the fastener tapes. The coating layer extends continuously along the first surface, extends over an edge of the fastener tapes and extends along at least one second surface of the fastener tapes.

Abstract: A mattress encasement made of bug impervious fabric provides a zipper opening for removal of the mattress. A foam pad is stitched at an end of the zipper closure such that when the zipper is located at or near the end, a channel is provided to prevent or obstruct the escapement of bed bugs via the channel and out from a mattress encased by the mattress encasement.

Abstract: A continuous-coil type waterproof slide fastener includes two support tapes each having opposing first face and second face, two rows of coupling elements respectively formed of a continuous length of monofilament and respectively secured to along the inner longitudinal edge of the second face of each of the two support tapes, a high polymer elastic member bonded to the vertical wall of the inner longitudinal edge of each support tape and transversely extending from the vertical wall of the inner longitudinal edge to a predetermined distance, each high polymer elastic member further having a covering portion on the inner longitudinal edge of the second face of the associating support tape and a filling portion penetrates into inner chinks in the associating row of coupling elements, and a fluid impervious film covered at least on the first face of each support tape and the associating high polymer elastic member.