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| Number | Title | Issue Date |
| 7963009 | Slide fastener top end stop A top end stop is provided to adjoin a fastener element row, and a projecting portion is formed on an inner side face of a main body such that the projecting portion projects sideway, so as to form a concave portion in which a flange of a slider invades. A projectin... | 06/21/2011 |
| 7882603 | End stops for zippers for reclosable packages The end stop is formed on ends of a zipper for a reclosable package or bag by ultrasonically welding the ends of the zipper profiles together so as to form a raised portion. This prevents the slider from being pulled off of the ends of the zipper. Additionally, in t... | 02/08/2011 |
| 7805817 | End stop for slide fastener This invention relates to a top end stop having a substantially U-shaped section and a bottom end stop having a substantially lateral-H shaped section. In each end stop, leg portions having key-shaped sections, i.e., a hook shaped portion is provided at front ends t... | 10/05/2010 |
| 7774906 | Slide fastener A slide fastener (1) has a releasing end stop (15) having a shoulder (27) which impedes movement of the releasing end stop (15) through the channel (47) of the slider (35). The releasing end stop (15) is pivotable rel... | 08/17/2010 |
| 7698790 | Stop for slide fasteners A reusable slider stop member has a solid body shaped to fit over a tooth element in a slide fastener assembly. The solid body has a central through channel defined by a pair of parallel prongs which fit over a tooth element. Each prong has an internal shoulder that... | 04/20/2010 |
| 7669296 | Slide fastener The invention provides a slide fastener with a top end stop, wherein a linear fastener element row is sewed on the fastener tape, the top end stop is formed by burying linear fastener elements facing a space portion with synthetic resin, a projecting portion 11 | 03/02/2010 |
| 7565722 | Top end stops for slide fastener Various embodiments of top end stops for a slide fastener are made of resin and are each formed adjacent to an end portion of each of two rows of coupling elements provided along edge portions of a pair of fastener tapes. Each of the top end stops has a concave port... | 07/28/2009 |
| 7367931 | Laser cutoff stacker assembly The present invention contemplates a machine and method for performing the laser sealing and laser cutting of flexible material into segments, such as a polymeric web in which the segments will ultimately be individual bags. The machine includes a generally cylindri... | 05/06/2008 |
| 7267856 | Ultrasonic end stops on zipper closure bags and methods for making same Ultrasonic end stops and methods of making ultrasonic end stops are provided The present invention relates to plastic reclosable fasteners with sliders for opening and closing the reclosable fasteners on plastic bags and the like and particularly to the use of protr... | 09/11/2007 |
| 7251866 | End stop for slide fastener An end stop which does not induce separation or deterioration in its mounting portion by fusing part thereof. A linear fastener element row formed of synthetic resin is mounted on a side edge of a fastener tape, and a rod-like body of synthetic resin is inserted int... | 08/07/2007 |
| 7251864 | Two piece and assembleable slider for application to resealable portions associated with a plastic bag A slider for assembly over first and second extending and reclosable portions associated with a resealable bag, each of the reclosable portions includes an opposing and biasingly mating profile extending along upper edges of the bag. The slider includes a main body ... | 08/07/2007 |
| 7231697 | End stop for slide fastener and slide fastener having the same A synthetic-resin-made linear slide fastener has a top end stop and a bottom end stop. A coil-like or zigzag-like linear fastener element row (3) of synthetic resin is mounted on a side edge of a fastener tape (4), and then a rod-like body (6) i... | 06/19/2007 |
| 7214173 | Laser for forming bags from a web of material A fastener includes first and second tracks. The first track includes a first profile, and the second track includes a second profile for interlocking with the first profile. The fastener extends between opposing ends. The first and second profiles at each of the op... | 05/08/2007 |
| 7210202 | Reverse-separating device for slide fastener A reverse-separating device for a slide fastener, comprises a retainer pin 5, a separable pin 6 both made of metal and a reverse-separating slider 3. Each of the retainer pin 5 and the separable pin 6 is of a U-shaped cross-section... | 05/01/2007 |
| 7200901 | Zipper securing devices Zipper securing devices for keeping zippers in a securely closed but unlocked condition that provide for easy un-fastening and re-fastening of the zipper securing device. In one embodiment, the zipper securing device comprises an elastic loop assembly and post. In a... | 04/10/2007 |
| 7188395 | Slide fastener A stopper portion has a minute protrusion on part of an outer peripheral face except a side face in the length direction of a fastener tape. This protrusion is a rib-like protrusion extended linearly in the length direction of the fastener tape formed on a vertex of... | 03/13/2007 |
| 7185400 | Top end stop of slide fastener A top end stop of a slide fastener is attached to fastener stringers on a box pin side, and has a first side face opposing a guide column of a slider and a second side face on an opposite side. The first side face has first and second opposing side faces intersectin... | 03/06/2007 |
| 7178309 | Machine for processing web of material The present invention relates to a process used for packaging a product in a web of material that has a zipper attached thereto. The process includes providing a web of material having first and second edges and a zipper including first and second interlocking membe... | 02/20/2007 |
| 7150080 | Concealed type slide fastener A concealed type slide fastener comprises two fastener tapes having their opposed edges folded thereon; two rows of fastener elements mounted on the folded edges; a top end stop mounted a fastener element row; and a slider movable along the element rows. The slider ... | 12/19/2006 |
| 7141013 | Method for making slider end stops on zippers for reclosable packaging A method of manufacture comprising the steps of extruding a zipper part comprising a plastic closure member that has an interlockable profile and that has a side opposite to the profile; and joining a piece of plastic material to the side of the closure member. The ... | 11/28/2006 |
| 7137177 | Top end stop of linear slide fastener Coil-like or zigzag-like linear fastener elements formed of synthetic fiber mono-filaments are attached such that coupling heads project from a side edge of a fastener tape and at least one coupling head thereof located at a top end is moved to the inside of the fas... | 11/21/2006 |
| 7114224 | Slide fastener A weld portion produced by heat welding and a non-weld portion which does not undergo heat welding are formed on a contact face between an inside face of a stopper portion made of synthetic resin and a surface of a fastener tape. Preferably, a bottom end face of a r... | 10/03/2006 |
| 7114310 | Process for attaching slider operated closure on form-fill-seal packaging machinery The present invention relates to a process used for packaging a product in a web of material that has a zipper attached thereto. The process includes providing a web of material having first and second edges and a zipper including first and second interlocking membe... | 10/03/2006 |
| 7044639 | Recloseable plastic bags A recloseable bag with slider end stops prevents sliders from slipping off the end of fastener elements and being lifted off the end of the fastener elements. The recloseable bag includes a bag, slider end stops, fastening elements and a slider. The fastener element... | 05/16/2006 |
| 6993810 | Slider for slide fastener provided with automatic stopper device A slider for slide fastener provided with an automatic stopper device which allows automatic assembly and manual assembly and holds a leaf spring in a stabilized condition, the slider having five members, that is, a body, a pull tag, a pawl member, a leaf spring and... | 02/07/2006 |
| 6976293 | Slide fastener with blocking of the slider A slide fastener, of the type having two strips provided with fastening devices, and having a slider that slides along the length of the edges of the strips to control the closing/locking and the opening/unlocking of the fastening devices of the two strips. The slid... | 12/20/2005 |
| 6918234 | Process for attaching slider-operated closure on form-fill-seal packaging machinery The present invention relates to a process used for packaging a product in a web of material that has a zipper attached thereto. The process includes providing a web of material having first and second edges and a zipper including first and second interlocking membe... | 07/19/2005 |
| 6742226 | Slide fastener In a slide fastener made of fabric having a stopper portion composed of thermoplastic synthetic resin material, the fastener tape contains a rough-pattern-structure region at least adjacent to a side of the fastener element row on an inner side of the fastener tape.... | 06/01/2004 |
| 6715187 | Zip fastener top-end piece arrangement A zip fastener top-end piece arrangement in which the top-end piece of the zipper tape is formed of a top block and a bottom block, the bottom block having a top recessed hole, the top block having a bottom springy hook, which is disengaged from the top recessed hol... | 04/06/2004 |
| 6701585 | Stop device for upper stops and a pull of a nylon zipper A stop device for upper stops and a pull of a Nylon zipper has an upper stop formed by a left stop and a right stop; a pull being installed on one end of a zipper strip. The upper end surfaces and the bottom of the left stop and right stop are formed with... | 03/09/2004 |
| 6686005 | End termination materials for reclosable polymeric bags An end termination for use with a reclosable polymeric bag comprises providing a mixture comprising from about 70 to about 95 wt. % of a polyolefin, from about 5 to about 25 wt. % hydrocarbon, from about 0.01 to about 2 wt. % mold release agent, from abou... | 02/03/2004 |
| 6662410 | Injection-molded end stop for a slider-operated fastener A fastener arrangement includes a fastener, a slider, and an injection-molded end stop. The fastener includes first and second tracks. The first track includes a first profile, and the second track includes a second profile for interlocking with the first... | 12/16/2003 |
| 6647598 | Needle locking structure of a zipper slide A needle locking structure of a zipper slide for engaging or disengaging two lengths of teeth on two opposite teeth tapes is provided. A monolithic main body has two joint portions formed thereon. An engagement part is formed on each side of the main body... | 11/18/2003 |
| 6634066 | Upper stopper device for slide fastener In a upper stopper device for a slide fastener having a cross section of a substantially U shape, which is adapted to be attached continuously to a fastener element row of a stringer capable of being engaged with or separated from each other, an end porti... | 10/21/2003 |
| 6588072 | Zipper slide A zipper slide installed in two zipper tapes and moved to close/open interlocking teeth of the zipper tapes. The zipper slide includes a slide, the slide having a top plate and a bottom plate connected in parallel and two sliding ways bilaterally defined ... | 07/08/2003 |
| 6533335 | Security device A security device for a slide fastener, including a housing adapted to be fitted to an object to which the slide fastener is attached, the housing substantially surrounding the slider of the slide fastener in its fully closed position, a closure member ad... | 03/18/2003 |
| 6431754 | End stop for reclosable fastener and method of installation thereon The present invention is directed to an end stop for a thermoplastic bag having a reclosable fastener at the open top end of the bag. The end stop is configured to facilitate snap fit insertion onto the fastener strips. The end stop further include inward... | 08/13/2002 |
| 6378176 | Adjustable slide fastener system A slide fastener system and method for attaching two articles at selectively adjustable relative positions. The slide fastener system includes two zipper tracks, each track having a fabric tape adapted for attachment to one of the articles and a row of te... | 04/30/2002 |
| 6327755 | Zipper teeth and top stop arrangement for zipper A zipper teeth and top stop arrangement includes a zipper tape, a row of teeth injection-molded on the zipper tape, a slide sliding on the row of teeth, and a top stop injection-molded on the zipper tape and space from a first tooth of the row of teeth by... | 12/11/2001 |
| 6112383 | Bag tag and zipper lock and method of making A combination bag tag and zipper lock is formed from a stamped out piece of metal, and has a pair of pointed legs which may be formed from a frangible central portion and bent outwardly, away from a first surface of the stamped out blank so as to form a p... | 09/05/2000 |
