Flexico-france

S2f Flexico

Illinois Tool Works Inc.

Henri Georges Bois

Steven Ausnit

Antony Roger

Philippe Georges

William Delasalle

Isabelle Moulin

Stephen Buygnet

Philippe Eggermont

Eric Gerbault

Antony M Roger

A form-fill-seal machine and a method for manufacturing and filling a bag () having a drawstring tape or cord. The form-fill-seal machine includes a device to guide a film on the machine. A conveying device positions at least one drawstring tape or cord on the film. A folding device folds the film to form a first sheet and a second sheet of the bag. First and second welding jaws weld the first sheet and the second sheet to close two sides of the bag and leave a third side of the bag open. A filling chute fills the bag by the third side of the bag. Third welding jaws close the bag by sealing the third side.

Form fill and seal machine for a bag including a drawstring tape or cord and method for manufacturing such a bag

The invention relates to a method for manufacturing (S) a bag () by means of blown film extrusion, including the following steps: extruding (S) plastic such as to form an annular film () including closing assemblies (), said annular film being intended to form the walls of the bag; and blowing (S) the annular film such as to form a sheath, the complementary profile sections () of each of the closing assemblies () being integrally formed with a base () connected to the annular film () via a connection rod () that extends parallel to the longitudinal axis (X) between the annular film () and the base () and is designed to keep the base () separated from the annular film ().

Method for manufacturing a bag by means of blown film extrusion

The present invention concerns a bag comprising a closing assembly () comprising two complementary elements () supported by respective webs () at least one of which is integral with a film () at a zone () located not superimposed on the corresponding closing element () in order to allow articulation of said web () on the film (), characterized by the fact that the articulated web () extends beyond the closing element () such that upon engagement of the closing elements (), the end () of the articulated web () bears on a structure () opposite it.

Resealable packaging bag and closing assembly for same

A sachet has a body, the inner space of which is notably delimited by two sheets forming its main walls, and which includes complementary closing profiles respectively attached on these sheets as well as a cursor for actuating the profiles upon closing and opening, which comprises two longitudinal flanks connected by a base, as well as a longitudinal sole which extends from the base between the flanks, in order to delimit two opening/closing channels of the profiles. The cursor includes, longitudinally, in the extension of the base, a jutting-out element which extends beyond the flanks. The jutting-out element is positioned on the side of the cursor which corresponds to a closing direction of the profiles.

Sachet with a cursor provided with a jutting-out element and corresponding cursor

The invention relates to 2 closure kit comprising two extra elements () which can successively engaged and separated, and a cursor () comprising a base (), two lateral side plates (), a central wall () and a sole () linked to the central wall (), characterized in that at least one of the two elements () comprises a structure () forming a stop for the sole () in order to prevent doe cursor () from retreating as a result of the effect of a stair tending towards tearing.

Closure kit for a bag comprising means preventing a cursor from being torn off and fitted bag

The present invention relates to a closing device for sachets comprising at least two complementary closing elements () and an associated slider () comprising a central bead (), adapted for modifying the joining state of said two elements () so as to respectively separate or engage the latter according to its direction of motion, characterized in that the slider () comprises at least one flexible lip () placed on the apex of the central bead () opposite a lead angle () provided on the closing element (), according to a configuration such that any attempt to pull back the slider results in autolocking hanging of the lip ().

Closing device with slider for sachet, comprising anti-engagement means

A closure assembly includes two complementary zippers, respectively with support backing-strips () and complementary closure elements (), wherein at least one of these closure elements includes a widened soleplate () that is at least partially surrounded by the associated support backing-strip ().

Bi-material closure device for a bag

The present invention relates to a fastener or closure assembly for fitting to a sheet or to the mouth of a packaging bag, and comprising at least one fastener or closure strip formed by a support web and a fastener or closure element carried by the web, the assembly including sequential cuts occupying a fraction of the width of the support web of the strip, outside the fastener or closure element and distributed over the length of the assembly in order to suppress the effects of warping, curving, or curling of the assembly.

Closure strips for a sheet or a bag, and a resulting sheet or a bag

A packaging method includes the providing of a bag. A mouth of the bag may include an opening/closing for multiple successive openings and closings and a cleavable linking veil, located at a distance therefrom inside the bag in relation to the opening/closing. The method may also include introduction of contents to be wrapped in the bag and tightening of said bag in order to close it, with tension being applied to the contents. A veil may enter into contact with the contents to avoid the application of stress on the opening/closing, and guarantee free access to the contents via said opening/closing after tearing the cleavable linking veil. In one embodiment, free access to bag contents enables the bag to be relaxed in a closed state as a result of the distance (D) separating the veil and the opening/closing. The invention also relates to a packaging device and to bags thus obtained.

Advanced packaging method and device, bags obtained and use thereof

A bag including two generally parallel sheets forming the main walls of the bag, complementary closure strips fixed to respective ones of the sheets, and a cursor for actuating the strips for closing and opening purposes. The bag further includes, parallel to the closure strips, between the sheets, and level with the mouth of the bag, additional structure in relief disposed on the insides of the closure strips, designed to provide sealing by forming a barrier between the sheets in the closed position of the bag, the additional structure in relief being placed facing the flanks of the cursor to be urged towards their sealing position by the cursor when the cursor is moved towards the sealing position.

Bag having cursor-actuated complementary closure strips

The present invention provides a bag having closure strips and a slider, and including a marker strip for preventing manipulation of the slider prior to the marker strip being ruptured, wherein said marker strip is formed integrally with a wall of the bag and includes a single-use adhesive zone designed to fix it in its in-use position on the opposite wall of the bag.

Packaging bags having slider-controlled closure strips

A bag comprising two generally parallel sheets () forming the main walls of the bag, complementary closure strips () fixed to respective ones of the sheets, and a cursor () for actuating the strips () for closing and opening purposes, the bag being characterized in that it further comprises, parallel to the closure strips () between said sheets (), and level with the mouth () of the bag, a structure () disposed on the insides of the closure strips (), designed to provide sealing by forming a barrier between the sheets () in the closed position of the bag, said structure () being placed facing the flanks () of the cursor () to be urged towards their sealing position by the cursor () when the cursor is moved towards the sealing position.

Bag having slider-actuated complimentary closure strips and a leakproofing structure

A method of automatically forming bags fitted with complementary closure strips secured to distinct support webs and associated with an actuating slide, in which method: at least one film suitable for forming the walls of the bags is supplied continuously; a closure assembly comprising complementary closure strips secured to distinct lateral support webs which extend beyond the closure strips is supplied continuously, the strips being associated with slides for actuating the closure strips, which slides are distributed along the length of the closure assembly as supplied; the closure assembly formed in this way is fixed via the external lateral support webs to the film forming the wall of the bags; the method being characterized in that: a loop is made in the continuously supplied film; and inside the concave portion of the loop the closure assembly is fixed to the surface of the film that corresponds to the outside surface of the bags.

Method for making bags comprising slider-actuated closure profiles, manufacturing machine and resulting bags

A bag including two generally parallel sheets forming the main walls of the bag, complementary closure strips fixed to respective ones of the sheets, and a cursor for actuating the strips for closing and opening purposes. Parallel to the closure strips between the sheets, and level with the mouth of the bag, additional sealing structure in relief disposed on the insides of the closure strips, designed to provide sealing by forming a barrier between the sheets in the closed position of the bag, the additional sealing structure in relief being placed facing the flanks of the cursor to be urged towards their sealing position by the cursor when the cursor is moved towards the sealing position.

Bag having cursor-actuated complementary closure strips with additional leakproofing structure

A set of at least three consecutive bags in a succession, each bag having two closure strips and a cursor situated at a respective distance from one end of the strips, the strips and the cursor being identical between the bags. Between the bags in each pair of adjacent bags, the distances are different.

Growing community of inventors

Neuilly sur Seine, France

Henri Georges Bois