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Class 493/213 - Reclosable means (e.g., valve)


Subclass of Class 493 - Manufacturing container or tube from paper; or other manufacturing from a sheet or web
Definition: Method or apparatus wherein the receptacle formed is not
No. of patents: 360
Last issue date: 05/22/2012


1                  
NumberTitleIssue Date
8182407Package having recloseable pour spout
A package having a recloseable pour spout is disclosed, with the package including front and rear package panels which may be joined at respective side edges thereof by inwardly extending side gussets. An upper edge portion of the package is removable, including one...
05/22/2012
8177700Method for making a valve for sealing an evacuation port
A valve (20) is provided for sealing an evacuation port (16) in a port area (18) of a wall structure (12) of a container. The valve (20) comprises a casing (22) having a shell portion (30) which is deformable from an ...
05/15/2012
8128545Machine for securing a closure system onto a discrete pouch
A machine is disclosed for securing a closure system onto a discrete pouch. The machine includes first, second and third stations. The first station is capable of advancing discrete pouches and lifting and folding a portion of a first major surface of each pouch upo...
03/06/2012
8105226Spout mounting method and spout
A spout mounting method and a spout that enable smooth and high-speed mounting of the spout onto a pouch. The method includes an insertion step of inserting the spout (S) into the pouch (P) so that a mounting portion (IP) of the spout (S) is held between not-yet-sea...
01/31/2012
8105225Process and apparatus for forming packaging bags with a fastener
A process for manufacturing reclosable bags (30) by forming a film (50) includes moving the film (50) and attaching to the film (50) sequentially and crosswise with reference to the direction of movement of the film (50), a fastene...
01/31/2012
8083660Re-closable flexible package and method of manufacturing the same
The invention provides for a re-closable flexible package with gussets (2, 3, 4) on the sides and bottom for increasing its volume and providing ease of storage comprising: —a slider zipper assembly (5, 6) to open and close said package; —a diaphra...
12/27/2011
8033974Method of forming a package with a recloseable pour spout
A package having a recloseable pour spout is disclosed, with the package including front and rear package panels which may be joined at respective side edges thereof by inwardly extending side gussets. An upper edge portion of the package is removable, including one...
10/11/2011
8012075Tamper evident reclosable package
A tamper evident package has a first wall and a second wall facing the first wall. A zipper is provided at a top of the package. The first and second walls include portions that extend over the zipper and the first wall extension portion has a line of weakness that ...
09/06/2011
7909750Method and apparatus for feeding large packages or bags into a reclosable zipper profile attaching device
A device is provided for feeding horizontally oriented packages or bags at a regular interval to a zipper profile attaching device. The loose packages or bags are placed onto a servo-driven lugged chain conveyor wherein the lugs are evenly spaced at the nominal desi...
03/22/2011
7736288Method and apparatus for producing bag with mouth member
A method is provided for producing a bag with a mouth member by liquidtightly melt-bonding a mouth member comprising a thermoplastic resin and a bag unit comprising a relatively soft flexible film, in which uniform surface temperature of the mouth member is realized...
06/15/2010
7731646Method of and apparatus for sealing zipper to a substrate
A reclosable fastener (10) comprising a two-part body and a single flange (16) is located between two webs (34) of material from which a bag is to be made on a form-fill-seal machine. The fastener is attached initially to the inside of one web (...
06/08/2010
7597657Package having reclosable pour spout and method of forming same
A package having a recloseable pour spout is disclosed, with the package including front and rear package panels which may be joined at respective side edges thereof by inwardly extending side gussets. An upper edge portion of the package is removable, including one...
10/06/2009
7563219Dual drum configuration for transverse direction application of zippers
A drum configuration uses first and second rotary drums to apply alternate zipper segments in a transverse direction to a sheet of moving web or film. This allows the web to maintain a constant speed without the intermittent pausing while the zipper segments are sea...
07/21/2009
7513858Registration of intermittently moved fastener tape with continuously moving web
A method of manufacture comprising the following steps: (a) continuously advancing a web of bag making material at a first rate; (b) continuously joining portions of a downstream portion of a fastener tape to respective portions of the continuously advancing web of ...
04/07/2009
7458925Method of and apparatus for producing plastic bags
A method of and apparatus for producing plastic bags are disclosed. A web of plastic is folded to form an elongate folded web having free ends and closer tape is secured to the free ends of the elongate folded web. End stops are formed in the closer tape at spaced l...
12/02/2008
7455636Application of zippers to film material
An apparatus for application of zippers to film material 10 comprises an applicator bar 22 for presenting pre-cut lengths of zipper 26 to the film and a heated sealing bar 34 for sealing the pre-cut lengths to the film. The applicator bar...
11/25/2008
7442156Method of forming a package having reclosable pour spout
A package having a reclosable pour spout is disclosed, with the package including front and rear package panels which may be joined at respective side edges thereof by inwardly extending side gussets. An upper edge portion of the package is removable, including one ...
10/28/2008
7415810Methods of manufacturing hooded slider-operated zippered bags
A method of manufacturing a reclosable package having a hooded slider-operated zipper, comprising the following steps: (a) interlocking profiled closure members of first and second flanged zipper strips; (b) inserting a slider on the zipper strips; (c) folding zippe...
08/26/2008
7410453Method of sealing a zipper with concave bridges or bases using convex sealing bars
The present invention includes a method and apparatus wherein webless zipper is provided with concave seal bridges. These concave seal bridges are complementary in shape to convex sealing bars. This captures or positions the seal bridges of the zipper profiles resul...
08/12/2008
7404787Method and apparatus for feeding zipper with sliders to packaging machine
Methods and apparatus for feeding continuous zipper material with sliders to a thermoforming packaging machine that advances the packaging film N package lengths each advance, where N is a positive integer greater than unity. In the packaging machine, pockets are th...
07/29/2008
7399263Food bag release valve
A method of making a plurality of flexible containers (12/112/212) comprising the steps of manufacturing a plurality of bag structures (13/113/213), separately manufacturing a plurality of valves (10/110/210), aligning the valves (10/110/210
07/15/2008
7399262Method for the manufacture of bags, that includes cuts, and the corresponding bag
A method for the manufacture of packaging bags, which includes a step of forming at least one bag in a scrolling film, welding opening and closing zippers that include a series of operating sliders onto the scrolling film, and effecting at least one cut in the zippe...
07/15/2008
RE40284Methods of making and filling a fill-through-the-top package
A fill-through-the-top reclosable package includes first and second opposing body panels joined to each other along a pair of sides and a bottom bridging the pair of sides. The package is provided with a reclosable fastener extending along a package top disposed opp...
05/06/2008
7357276Collapsible bag for dispensing liquids and method
A collapsible bag for dispensing liquids which includes at least one sheet sealed to define an enclosure and a fitment (spout) attached to the enclosure and out through which liquid in the enclosure is dispensed. An interior surface of the one or more sheets has an ...
04/15/2008
7351188Hooded reclosable packages and related methods of manufacture
A reclosable package comprising a hooded zipper with a pair of off-center lines of perforations that are hermetically sealed by a layer of material. The lines of perforations facilitate tearing off the hood to gain access to the zipper. One method of manufacture inv...
04/01/2008
7341085Station for applying segments of openable/reclosable strip on a plastic film web destined to form bags
A station for the application of segments of openable/reclosable strip on a plastic film web destined to form bags, includes a device for sealing segments of strip at intervals on the film and a device for punching predefined zones of film. The punching device and t...
03/11/2008
7340870Duplex bag
A method for manufacturing double ply packaging bags includes feeding a first packaging web, the first packaging web including a window patch that is cut out or pre-cut, feeding a second packaging web, the second packaging web including another window patch that is ...
03/11/2008
7340807Pouch and resealable closure mechanism therefor including a plurality of interlocking closure elements
A resealable closure mechanism includes first and second closure strips. The first closure strip includes a plurality of discontinuous closure elements and the second closure strip includes a plurality of discontinuous closure elements. One or more of the discontinu...
03/11/2008
7328543Apparatus and method for the application of pressure relief valves
An applicator unit for a system applying pressure relief valves to packaging during the packaging process. A punch shaft and an applicator shaft each have an axis and opposed ends. The punch shaft has a punch at one end. The applicator shaft has an applicator vacuum...
02/12/2008
7329217Application of zippers to film material
The apparatus applies a transverse zipper strip to a film (10) moving continuously in a direction (12). A continuous belt (18) is driven by sprocket wheels (16a, 16b) and carries upper seal bars (22a,...
02/12/2008
7325378Vertical form fill and seal method for producing reclosable packages from two sheets of web
Various embodiments and alternatives for vertical form fill and seal methods and apparatus are disclosed. In particular, two sheets of web are fed by forming collars to a fill tube (or in some embodiments, side by side fill tubes) wherein the sheets of web are wrapp...
02/05/2008
7322920Easy-open shrouded slider-zipper assembly for reclosable bag
A reclosable package comprises a pre-made bag with a post-applied shrouded slider-zipper assembly installed in the mouth of the bag. The bag material comprises a layer made of paper and a layer of thermoplastic material laminated to the paper layer. The shrouded sli...
01/29/2008
7320662Method for manufacturing a flexible recloseable container
Apparatus and methods for forming, filling, and sealing a flexible recloseable container. Both vertical and horizontal methods for placing product within the container are disclosed. The invention includes guiding a web of film which has interlocking fastener strips...
01/22/2008
7316052Closure profile and die plate for extruding same
A reclosable pouch includes interlocking male and female closure elements having elongate hollow closure profiles. The male closure profile has a hollow shaft section, and the female closure profile has a channel with at least one hollow side. A set of pleated grip ...
01/08/2008
7316641Reclosable bags with tamper evident features and methods of making the same
A reclosable package comprises first and second opposing body panels, a reclosable seal and a one-time breakable element. The reclosable seal extends along one end and includes first track and second tracks. The first track includes a first fin portion and a first r...
01/08/2008
7313895Molding unit for forming direct injection molded closures
A form, fill and seal packaging machine is configured to mold a closure directly onto a carton. The machine includes a carton erection station to receive and erect a carton and a direct injection molding station. The molding station has an internal mold tool for rec...
01/01/2008
7314440Former for a strip-producing or strip-processing machine
A former is provided for a web-producing or a web-processing machine. The former is structured with a porous material through which a fluid can pass. The porous material is positioned or located on at least one region of the former that is cooperating with a strip o...
01/01/2008
7311647Methods for sensing features on moving fastener tape during automated production
A method of manufacture comprises the following steps: (a) advancing a fastener tape made of flexible thermoplastic material along a process pathway during an indexing portion of a work cycle, the fastener tape not advancing during a dwell time of the work cycle; (b...
12/25/2007
7311649Sculpted perforated header for reclosable packages
A machine direction method of manufacture of reclosable packages is disclosed wherein a semi-circular or similarly shaped perforated pattern is punched in the web in registration with the package side seals. Continuous lines of perforation are punched in the web par...
12/25/2007
7306553Bag-making method
To provide a bag-making method ensuring excellent liquid tightness at the melt-bonded part between the mouth member and the bag unit. A bag-making method for producing a bag by melt-bonding and thereby integrating a mouth member formed of a preliminarily heated synt...
12/11/2007
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