FR2975977A1 - Package assembly for packing samples of cosmetic products, has adhesive fixing sachet on card, so that assembly with cosmetic product is generally planar so as to be collected, handled, transported, stored and distributed by mail - Google Patents

Abstract

The assembly (1) has a plastic sachet (2) containing cosmetic product and enclosed within a paper card (3), where the sachet includes a wall and another wall (5b) with an annular attachment (6) and an opening unit (7), respectively. The card includes two walls (8a, 8b) with a closure device (9) and an opening unit (11). An adhesive fixes the sachet on the card, so that the assembly with the cosmetic product is generally planar so as to be collected, handled, transported, stored and distributed by mail while preserving integrity of the sachet and the dose of fluid product.

Description

Packaging assembly for packaging a dose of a product in a fluid state and a dose of product in the fluid state thus packaged

The invention relates to packaging packages of fluid products, such as, in particular, samples of cosmetic products, which can be, as such, collected, handled, transported and distributed by collecting, transporting, storing and delivering mail.

EP-A-0 473 190 discloses a mail-acceptable package, in the form of a card, having an opening with which a cradle accommodating a rigid container containing a small amount of fluid product cooperates. Such packaging is not appropriate in the case of a fluid product enclosed in a flexible primary packaging. In addition, such a package is complex and expensive to manufacture and lacks flexibility being directed to a container of a given size. With this package, the primary container which contains the fluid product is partly located outside the card, which is a troublesome constraint for certain applications.

The document FR-A-2,714,030 describes a bag, made of plastic, having a certain overall flexibility, which is thin and of course generally flat, comprising two thin main walls arranged facing each other and arranged with a fastening closure. annular (welding zone) and a frangible opening means comprising a cutting primer formed in the two main walls at the outer periphery of the annular closure fastening. Such a sachet can hermetically seal a dose of fluid in a thin, flat internal space. By breaking the opening means, the bag can be opened to access the dose of the product.

It is possible to consider placing such a sachet enclosing a dose of fluid in a bubble envelope that can be collected, handled, transported and distributed by mail or a similar courier company. But such an embodiment is visually unattractive and the bag is not held in position in the envelope. Finally, as a result of the presence of a bubble structure, such a package (bag and bubble envelope) is quite thick with the inherent disadvantages.

There is therefore a need for a packaging assembly specifically intended for the packaging of a dose of a product in the fluid state, such as a cosmetic product, comprising a package such as a sachet and a secondary packaging in the form of a card capable of carrying the bag. There is the need for this packaging assembly to have a certain overall strength and be thin and naturally generally flat, so as to be able, effectively, to be, as such, collected, handled, transported, stored and distributed, with preservation of the integrity of the sachet and the dose of product, in particular by a company collecting, transporting, storing and delivering mail. There is also the need for this packaging assembly to be flexible so that it can be implemented with one or more sachets, bags of different sizes, with, where appropriate, the insertion of one or more informative inserts. , promotional or other. There is also the need that this packaging package is economical and can be achieved in an industrialized, economical and safe manner. There is also the need for this packaging package to be an effective means of commercial action.

It is to the problems of the state of the art and the different needs that have just been expressed that the invention provides a solution. For this purpose, and according to a first aspect, the subject of the invention is a packaging assembly especially intended for the packaging of a dose of a product in the fluid state, comprising a primary packaging capable of enclosing the dose. product and a card-shaped secondary packaging suitable for carrying the primary packaging.

This packaging assembly is such that: the packaging assembly comprises at least one primary packaging in the form of a sachet, arranged inside, enclosed in the card disposed on the outside, the bag, in particular in plastic material, has a certain overall flexibility, is thin and naturally flat overall, and comprises two thin main walls arranged vis-à-vis and arranged with an annular closure fastening and a frangible means of opening, so as to be able to hermetically seal a dose of the product in a thin and flat internal space, and, by breaking the opening means of the bag, to be opened to access the dose of the product, the external secondary card, especially in paper, cardboard, plastic or complex material, has a certain overall strength, is thin and naturally generally flat, and comprises two thin main walls arranged vis-à-vis and one against the other with the bag interposed between them, and arranged with a fastening peripheral closure and a frangible means of opening, so as to be able to enclose the bag, and, with the breaking of the means of opening the card , to be opened to access the bag, the packaging assembly comprises means for immobilizing the bag on an inner face of a main wall of the card, adapted for the bag to be immobilized in a location and a given position on said inner face, the card opening means comprises at least one tab formed by a portion of one of the main walls of the card, adapted to be drawn for opening the card, at least one zone or frangible line on one of the main walls of the card, capable of being broken when the opening tab is pulled to open the card, at least one opening flap the map delimited by the zone or frangib line the, and at least one opening area of the card at the location formed as a result of the opening of the opening flap, the bag is located at least substantially, in particular totally, facing the area of opening the map.

Thus, the packaging assembly with the dose of product that it encloses having a certain overall hold and being thin and naturally generally flat is able to be, as such, collected, handled, transported, stored and stored. distributed, with preservation of the integrity of the sachet and the dose of product, in particular by a company collecting, transporting, storing and delivering mail.

According to embodiments, the thin and flat internal space for the product dose is of a volume less than 30 ml, in particular less than 10 ml, more especially less than 1 ml, the sachet has an overall thickness less than 5 mm, in particular less than 2 mm, more especially less than 0.6 mm, and the opening means of the bag comprises a cutting primer formed in its main walls at the outer periphery of the annular closure fastening.

According to one embodiment, the two main walls of the card are formed from a blank which is folded on itself along a fold line and secured to itself, in particular by gluing, in a zone of reciprocal connection to the peripheral edge of the blank.

According to one embodiment, the opening tab is formed by a portion of one of the main walls of the card located opposite a notch of the other of the main walls of the card, the tab and the notch being in particular adjacent to a zone of attachment of the two main walls of the card and the peripheral edge of the card, especially opposite a fold line of the blank from which are formed the two main walls of the card.

According to the embodiments, the means of opening the card comprises on one and the same main wall of the card, at least two zones or frangible lines on either side of the opening tab and, between the two zones or frangible lines. or a frangible connecting zone or line, the opening flap then being removable, or a zone or fold line, the opening flap then being foldable.

According to one embodiment, the bag is located towards or in the vicinity of the median zone of the inner face of a main wall of the card, outside any zone of mutual interconnection of the two main walls of the card.

According to one embodiment, the immobilizing means of the bag on one of the inner faces of the main walls of the card is removable type, such as an adhesive. According to one embodiment, at least one of the two main walls of the card comprises at least one zone intended to receive the elements required for the collection, transport, storage and distribution of mail, such as, in particular, the medium opening of the map does not cross this area.

According to a second aspect, the subject of the invention is a dose of a packaged fluid product comprising a dose of product enclosed in a pouch of a packaging assembly as just described.

Several embodiments of the invention will now be described with the aid of the drawings, in which:

FIG. 1 is a front view from the outside of a possible embodiment of the packaging assembly according to the invention in the closed state, the outside face of the main front wall of the outer card and the opening flap of the card formed on this main front wall being visible, the inner bag enclosing the dose of fluid not visible from the outside is not shown, the packaging assembly thus shown being adapted to be, as such, collected, handled, transported, stored and dispensed, with preservation of the integrity of the sachet and the product dose, by a collection, transportation, storage and delivery of mail company.

- Figure 2 is a rear view of the packaging assembly according to the embodiment of Figure 1, in the closed state, the outer face of the rear main wall of the outer card and the lug and notch of The opening of the card, respectively on the front main wall and the rear main wall, being visible, the inner bag enclosing the dose of fluid not visible from the outside is not shown.

- Figure 3 is a schematic sectional view along the line III-III of Figure 1, to the right of the inner bag, showing the inner bag enclosing a dose of product, thin and generally flat inserted between the two inner faces 40 of the two main walls of the outer card, with means for immobilizing the bag on the inner face of the rear main wall in the central zone, also illustrating the production of the outer card by folding on itself a blank along the a line of folding and fastening on itself of the blank in a zone of attachment to the peripheral edge of the card, and showing that the packaging assembly with the dose of product that it encloses has a certain holding of together, is thin and naturally 45 generally flat. 40 - Figure 4 is a partial enlargement of Figure 3.

FIG. 5 is a front view of the packaging assembly according to the embodiment of FIGS. 1 and 2, in the open state, showing the opening flap of the folded outer card, revealing an opening zone of the front wall of the card opposite which is the bag immobilized on the inner face of the rear main wall of the card, and mounting the bag, here visible from the outside, with a main wall, an annular closure fastening and a frangible means of openness.

The subject of the invention is on the one hand a packaging assembly 1 specially adapted and intended for the packaging of a dose of a product in the fluid state P, on the other hand a dose of a product with the fluid state P, packaged in such a packaging assembly 1.

Packaging assembly 1 with the dose of product P that it encloses is suitable and intended to be, as such, collected, handled, transported, stored and dispensed, with preservation of the integrity of the product dose P, in particular by a company collecting, transporting, storing and delivering mail.

The packaging assembly 1 comprises at least one primary packaging in the form of a bag 2, disposed inside the packaging assembly 1 and a secondary packaging in the form of a card 3, disposed outside the packaging packaging assembly 1, which secondary packaging in the form of card 3 is suitable and intended to carry and enclose the bag 2. For its part, the bag 2 is suitable and intended to enclose the dose of fluid product P.

It is understood that the terms "bag" and "card" are illustrative of the embodiment of the primary packaging 2 and the secondary packaging 3, respectively. These primary packaging 2 and secondary 3 are defined by their structural and functional characteristics, the terms "bag" and "card" are not in themselves limiting.

In the embodiment shown, the packaging assembly 1 comprises a single bag 2. This embodiment is not limiting, the packaging assembly 1 may comprise several bags 2, identical to each other or not with respect in particular to the size and product content. All that is said about a single bag can be transposed to each bag 2 when there are several.

On the other hand, according to one embodiment, it can be provided, in addition to one or more bags 2, as indicated, the insertion in the packaging assembly 1, of one or more information inserts, promotional or other, which , depending on the case, are only inserted in the packaging assembly 1, namely the card 3, or are immobilized on an inner face of the card 3. Such inserts have the characteristic of being thin and, according to the case, to be flexible or rather rigid, to have or not naturally a certain outfit.

The bag 2 is now more specifically described. The bag 2 can be, for example, of the type described in the document FR-A-2,714,030, or of a similar or similar type.

In a typical embodiment, the bag 2 is made of a thin plastic film tight. The bag 2 defines an internal receiving space 4 of the dose of product P that it encloses.

On the one hand, the bag 2 has a certain overall flexibility. It should be understood that when handled, it can be quite easily bent or even more or less folded. On the other hand, the bag 2 is naturally generally flat. It should be understood by this that without action exerted on it, the bag 2 tends not to be, as a whole, neither clearly concave nor clearly convex and that it does not externally present any hollow or substantial reliefs, except possibly an outer shape very slightly ventrue due to the dose of product P that it encloses in the inner space 4. The bag 2 as a whole is thin, and its inner space 4 is thin and flat. In one embodiment, the internal space 4 is of a volume less than 30 ml. In a particular embodiment, this internal space 4 has a volume of less than 10 ml. In an even more particular embodiment, this internal space 4 is of a volume less than 1 ml. Such a volume is well suited to the case of a sample dose or tests of a cosmetic product. Thus, in one embodiment, the bag 2 has an overall thickness of less than 5 mm. In a particular embodiment, this thickness is less than 2 mm. In an even more particular embodiment, this thickness is less than 0.6 mm.

The bag 2 has an outline which according to the embodiments is polygonal, such as square or rectangular, or curved, 20 inscribing itself in an envelope having a side of the order of a few centimeters. For example, in one embodiment, the bag 2 has a rectangular outline of 6 cm by 4 cm. This example is only indicative.

The bag 2 comprises, not to say consists of, two main walls 5a, 5b, thin, arranged vis-a-vis and arranged with an annular closure fastening 6, hermetic, typically by welding, 25 in a possible embodiment . The wall 5a is the rear wall and the wall 5b is the front wall.

It will be understood that the terms "front" and "rear" are illustrative of the presentation of the package assembly 1, which is front end being more intended to be seen and viewed and what is rear opposite to which is frontal. The terms "frontal" and "backward" are therefore not in themselves limiting. The bag 2 further comprises a frangible opening means 7, such as a cutting primer formed in its main walls 5a and 5b, at the outer periphery of the fastening 6.

Thus, the bag 2 is adapted and intended to hermetically seal a dose of the product in a thin and flat internal space. In addition, by breaking the opening means 7, the bag 2 is adapted and intended to be open to access the dose of the fluid product P in the internal space 4.

The bag 2 is designed to withstand itself the compression that can result from operations of collection, transport, storage and distribution having the packaging assembly 1 for object. More specifically, map 3 is now described.

In a typical embodiment, the card 3 is made of cardboard or paper. But this embodiment is not limiting, the card can be made of plastic or complex of different materials. On the one hand, the card 3 has some overall outfit. It must be understood that when manipulated, it tends to keep its shape. As a result, the packaging assembly 1 which includes the card 3 enclosing the bag 2 enclosing the dose of product P itself has some overall hold.

On the other hand, the card 3 is naturally generally flat. It should be understood that without action on it, the map 3 tends not to be, as a whole, neither clearly concave nor clearly convex and that it does not present externally any hollow or substantial reliefs, except possibly an outer shape very slightly ventrue due to the insertion inside the bag 2, itself very slightly belly because of the dose of product P it encloses in the inner space 4. As a result, the Packing set 1 is itself generally flat.

The map 3 taken as a whole and in isolation is not very thick. In a particular embodiment, the overall thickness of the card 3 is less than a few millimeters. In a still more particular embodiment, this overall thickness is of the order of less than one millimeter, for example of the order of or less than 0.6 mm.

As a result, the packaging assembly 1 is itself thin, with an overall thickness of less than a few millimeters, more particularly of the order of or less than 1 to 3 mm.

The card 3 has an outline, which is that of the packaging assembly 1 and which is suitable and intended to be accepted by a company collecting, transporting, storing and delivering mail. For example, in a typical embodiment, the outline of the card 3 is polygonal, such as rectangular or square, having a side of the order of ten centimeters. For example, in one embodiment, the card 3 has a rectangular outline of 15 cm by 10.5 cm. This example is only indicative.

The card 3 comprises, not to say consists of, two main walls 8a, 8b, slightly thick, arranged vis-a-vis and arranged with a fastening peripheral closure 9. The wall 8a is the rear wall and the wall 8b is the front wall.

The rear main wall 8a has an inner face 8aa and an outer face 8ab. The main front wall 8b has an inner face 8ba and an outer face 8bb.

In one embodiment, the two main walls 8a and 8b of the card 3 are formed from a single blank continuous, flat, cut and grooved appropriately. This blank is on the one hand folded on itself along a transverse median fold line 9a. This blank is on the other hand secured to itself, in particular by gluing, in a mutual interlocking zone 9b towards the peripheral edge 10 of the blank and therefore of the card 3.

Thus in the embodiment shown, the fold line 9a constitutes a side of the peripheral edge 10 of the card 3, the other three sides comprise a mutual interlocking zone 9b. 10a denotes the side of the peripheral edge 10 opposite the fold line 9a and 10b and 10c the two sides of the peripheral edge 10 connecting the fold line 9a and the side 10a.

This achievement is not exclusive of others. Thus the two walls 8a and 8b can be separate and separate, then superimposed and secured to the periphery.

In the embodiment, the two walls 8a and 8b are of the same shape and size and they are superimposed so that their edges coincide. This embodiment is not however exclusive of others. The two main walls 8a, 8b of the card 3 are arranged one against the other by their inner faces 8aa and 8ba, with the bag 2, and more precisely the walls 4a and 4b of the bag 2, interposed between them.

The card 3 further comprises a frangible opening means 11. The opening means 11 comprises, in the first place, at least one lug 11a formed by a portion of one of the main walls 8a, 8b of the card 3, fit and intended to be fired for the purpose of opening the card 3.

The opening means 11 comprises, secondly, at least one zone or frangible line 11b on one of the 10 main walls 8a, 8b of the card 3, adapted and intended to be broken when one draws on the opening tab 11a for opening the card 3.

The opening means 11 comprises, thirdly, at least one opening flap 11c of the card 3, delimited by the zone or frangible line 11b. The opening means 11 comprises, fourthly, at least one opening zone 11d of the card 3 at the location formed as a result of the opening of the opening flap Il c (see Figure 5).

In the embodiment shown, the opening lug 11a is formed by a portion of the front wall 8b of the card 3 located opposite a notch 11e of the rear wall 8a of the card 3. The lug 11a and the notch 11e are adjacent to the securing zone 9b of the two walls 8a and 8b and to the peripheral edge 10. In particular, the tab 11a and the notch 11e are adjacent to the peripheral edge 10 on the side 10a, that is to say say the opposite of the folding line of the blank 9a.

In the embodiment shown, in addition, there are provided, on the same front wall 8a of the card 3, two zones or frangible lines 11b and 11bb located on either side of the opening tab 11a. . And it is provided between the two zones or frangible lines 11 ba and 11 bb towards the folding line 9a and opposite the opening tab 11 has an arrangement such as the opening flap It can discover the opening area 11 d.

In the embodiment shown, the securing zone 9b may comprise the portions between the two zones or frangible lines 11b and 11bb and the sides 10b and 10c near.

In the embodiment shown, the previously mentioned arrangement is a zone or fold line 11f, the opening flap 11c then being foldable. In another embodiment, this arrangement is a frangible connecting zone or line, the opening flap being then removable.

In the embodiment shown, the zone or fold line 11f is located relatively close to the fold line 9a, so that the opening flap 11c discovers a fairly wide opening area 11d. This embodiment allows to benefit from a large area 14 around the bag 2 to affix one or more inserts or 40 mentions relating to the packaged product or its marketing.

According to one possible embodiment, it is provided that the packaging assembly 1 also includes a tamper-proof indicator associated with the card 3, enabling the recipient to ensure that the packaging assembly has not been opened. before being received by him. In the embodiment shown, the bag 2 is located and immobilized on the inner face 8aa of the rear wall 8a of the card 3, which rear wall 8a comprises the notch 11a. Consequently, the bag 2 is located and immobilized opposite the inner face 8ba of the front wall 8b of the card 3, which front wall 8b comprises the opening tab 11a, the zone or line of weakness 11b. and the zone or fold line 11f.

The achievements that have just been described of the frangible opening means 11 of the card 3 are not exclusive of others, fulfilling the same functions. For example, the opening shutter lic could be provided on the rear wall 8a and not on the front wall 8b, or it could be provided means equivalent to the lug and the notch Il e and likewise concerning the weakening zone or line b.

In all cases, the card 3 is adapted and intended to enclose and carry the bag 2 with the dose of product P. In addition, by breaking the opening means 11, the card 3 is fit and intended to be open to be able to access the bag 2.

The card 3 is designed to withstand the stresses resulting from the collection, transportation, storage and dispensing operations having the packaging assembly 1 for object.

In the embodiment shown, the bag 2 is located entirely opposite the opening shutter lic and opposite the opening zone 11d of the card 3, and more particularly in the central zone of the opening zone 20) 1 d, so that it can be easily grasped and detached from the card 3.

In other embodiments, the bag 2 is located only at least substantially opposite the opening zone 1 id of the card 3, in a manner to be grasped and detached.

As indicated, in the embodiment shown, the bag 2 is located and immobilized on the inner face 8aa of the rear wall 8a of the card 3, while the opening zone iid of the card 3 is on the front wall 8b . In another embodiment, the bag 2 is located and immobilized on the inner face 8ba of the front wall 8b of the card 3 where the lic opening flap is located. The bag 2 is then located on the portion of the inner face 8ba of the front wall 8b constituting the opening shutter lic. Thus, it is necessary to interpret the characteristic according to which the bag 2 is located opposite the opening zone i i d of the card 3.

On the other hand, the bag 2 is located towards or in the vicinity of the median zone of the inner face of the main wall 8a, 8b of the card 3 where it is immobilized. In any case, the bag 2 is located outside any reciprocal securing zone 9b of the two main walls 8a and 8b of the card 3 and, of course, outside the opening tab 11a and the notch 11a.

The packaging assembly also comprises an immobilizing means 12 of the bag 2 on an inner face 8aa, 8ba of a main wall 8a, 8b of the card 3. This immobilizing means 12 is suitable and intended for the bag 2 is immobilized in a location and a position given on said inner face 8aa, 8ba. In the embodiment shown, the immobilizing means 12 immobilizes the bag 2 on the inner face 8aa of the rear main wall 8a of the card 3. This embodiment is not exclusive of others. For example, the immobilizing means 12 may, according to an embodiment already envisaged, immobilize the bag 2 on the inner face 8ba of the main front wall 8b, on the opening flap 11c.

In one embodiment, the immobilizing means 12 of the bag 2 is of the tensile-removable type, such as a suitable glue.

In the embodiment where the bag 2 is located and immobilized on the inner face 8aa of the rear wall 8a of the card 3, the glue of the immobilizing means 12 is interposed between this face and the outer face of the rear wall 5a of the bag 2.

The embodiment which has just been described with regard to the immobilizing means 12 is not exclusive of others. For example, there may be provided corners on the inner face 8aa of the rear wall 8a in which are placed the corners of the bag 2. In a simpler embodiment, the bag 2 is held simply by clamping between the two inner faces 8aa and 8ba of the two walls 8a and 8b of the card 3. This arrangement can help ensure some immobilization of the bag 2 when the card is closed. On the other hand, it does not make it possible to maintain the bag, at least temporarily, at the time of the opening of the card 3. As far as the packaging assembly 1 with the dose of product P which it encloses is suitable and intended to be, as such, collected, handled, transported, stored and distributed by a company for the collection, transport, storage and delivery of mail, it may be provided that at least one of the two outer faces 8ab and 8bb of the main walls 8a and 8b of the card 3 includes one or more areas 13 for receiving the elements required for the collection, transport, storage and distribution of mail. These elements are mentions affixed or a support of mentions affixed. Such items are, for example, the name and address of the recipient of the product dose P packed in the packaging assembly 1. Depending on the needs, a single zone 13 or several zones may be provided, for example an additional zone. is intended to receive a stamp, a code or the like. On the other hand and in particular, it is expected that the opening means 11 of the card 3, including the zone or frangible line 11b, does not cross this area 13, thus preserved.

With the invention as just described, the packaging assembly 1 with the dose of product that it encloses 35 has a certain overall strength and is thin and naturally generally flat. In doing so, it is particularly capable and intended to be, as such, collected, handled, transported, stored and distributed, with preservation of the integrity of the bag 2 and the dose of product P, in particular by a company of collecting, transporting, storing and delivering mail.

A packaging assembly 1 as just described can be made as it is now described.

Initially, sachets 2 enclosing the dose of product P and blanks making it possible to produce the card 3, which is then open, that is to say with its inner faces 8aa and 8ba accessible, the zones or frangible lines 11b having been performed. Then, one or more bags 2 and, where appropriate, one or more inserts are positioned on, for example, the inner face 8aa of the rear main wall 8a of the card 3.

The bag 2 is immobilized on this face 8aa with the immobilization means 12 previously deposited on the face 8aa at the desired location or on the outside face of the wall 5a of the bag 2.

Then, the card 3 is closed, for example by folding the blank on itself and then secured in the mutual interlocking zone 9b.

Once the zone 13 has received the required elements (at the beginning or the end of the process), the dose of product P packaged in the packaging assembly 1 can be processed by a company collecting, transporting, storing and dispensing mail, so that it is sent to the addressee.

This receives package assembly 1 with the certainty that the dose of packaged product has retained all its integrity. It can then break the frangible means 11 for opening the card, move the opening flap 10c, as shown schematically by the arrow F1 in FIG. 5, then access the bag 2, then remove the bag 2 from the face 8aa on which it was immobilized, then having grasped the bag 2, break the frangible means 7 opening and thus access the dose of product P. 20

Claims (9)

REVENDICATIONS1. Packaging assembly (1) specially adapted for packaging a dose of a product in the fluid state, comprising a primary packaging capable of enclosing the dose of product and a card-shaped secondary packaging (3) suitable for to carry the primary packaging, characterized in that: the packaging assembly (1) comprises at least one inner pouch-like primary packaging (2) enclosed in the card (3) disposed externally, the bag (2), in particular of plastic material, has a certain overall flexibility, is thin and of course generally flat, and comprises two thin main walls (5a, 5b) arranged opposite -vis and arranged with an annular closure fastening (6) and a frangible opening means (7), so as to be able to seal hermetically a dose of the product in a thin and flat internal space (4), and , by breaking the opening means (7) of the bag (2), to be opened to allow access the outer secondary card (3), particularly made of paper, cardboard, plastic or complex material, has a certain overall strength, is not very thick and of course generally flat, and comprises two main walls ( 8a, 8b) arranged facing each other and against each other with the bag (2) interposed between them, and arranged with a peripheral closure fastening (9) and a frangible opening means ( 11), so as to be able to enclose the bag (2), and, by breaking the opening means (11) of the card (3), to be opened to access the bag (2), the whole for packaging (1) comprises an immobilization means (12) of the bag (2) on an inner face (8aa, 8ba) of a main wall (8a, 8b) of the card (3), adapted to the bag (2) is immobilized in a given location and position on said inner face (8aa, 8ba), the opening means (11) of the card (3) comprises at least s a lug (11a) formed by a portion of one of the main walls (8a, 8b) of the card (3), which can be pulled in order to open the card (3), at least one zone or frangible line (11b) on one of the main walls (8a, 8b) of the card (3), capable of being broken when pulling on the opening tab (11a) for opening of the card (3), at least one opening flap (11c) of the card (3) delimited by the zone or frangible line (11b), and at least one opening zone (11d) of the card (3) at the location formed as a result of the opening of the opening flap (11c), the bag (2) is located at least substantially, in particular totally, opposite the opening area (11c ) of the card (3), so that the packaging assembly (1) with the dose of product that it contains having a certain overall strength and being thin and naturally generally flat is able to be, in as such, collected, handled, transported, stored ké and distributed, with preservation of the integrity of the bag (2) and the dose of product, in particular by a company collecting, transporting, storing and delivering mail. 2. Packaging assembly (1) according to claim 1, wherein the internal space (4) thin and flat for the dose of product is of a volume less than 30 ml, in particular less than 10 ml, more especially still less than 1 ml, wherein the bag (2) has an overall thickness of less than 5 mm, in particular less than 2 mm, more especially less than 0.6 mm, and wherein the opening means (7) ) of the bag (2) comprises a cutting primer formed in its main walls (5a, 5b) at the outer periphery of the annular closure fastening (6). The packaging assembly (1) according to any one of claims 1 and 2, wherein the two main walls of the card (3) are formed from a blank which is folded on itself along a fold line (9a) and secured to itself, in particular by gluing, in a mutual interlocking zone (9b) towards the peripheral edge (10) of the blank. Packaging assembly (1) according to any one of claims 1 to 3, wherein the opening tab (11a) is formed by a portion of one of the main walls (8b) of the card (3). ) situated opposite one notch (11e) on the other of the main walls (8a) of the card (3), the tab (11a) and the notch (11e) being in particular adjacent to a fastening zone ( (9b) of the two main walls (8a, 8b) of the card (3) and the peripheral edge (10) of the card (3), especially opposite a fold line (9a) of the blank from which are formed the two main walls (8a, 8b) of the card (3). 5. Packaging assembly (1) according to any one of claims 1 to 4, wherein the opening means (11) of the card (3) comprises on the same main wall (8b) of the card (3). ), at least two zones or frangible lines (11 ba and 11 bb) on either side of the opening tab (11a) and, between the two zones or frangible lines (11 ba and 11 bb), a zone or frangible connecting line (11 b), the opening flap (11 c) then being removable, a zone or fold line, the opening flap (11 c) then being foldable. Packaging assembly (1) according to any one of claims 1 to 5, wherein the bag (2) is located towards or in the vicinity of the central zone of the inner face (8aa, 8ba) of a wall main (8a, 8b) of the card (3), outside any reciprocal connection zone (9b) of the two main walls (8a, 8b) of the card (3). 7. Packing assembly (1) according to any one of claims 1 to 6, wherein the immobilizing means (12) of the bag (2) on one of the inner faces (8aa, 8ba) of the main walls (8a, 8b) of the card (3) is of the removable type, such as an adhesive. 8. Packing assembly (1) according to any one of claims 1 to 7, wherein at least one of the outer faces (8ab, 8bb) of the two main walls (8a, 8b) of the card (3) comprises at least one zone (13) intended to receive the elements required for the collection, transport, storage and distribution of mail, such that, in particular, the opening means (11) of the card (3) does not cross this zone (13). 9. Dose of a packaged fluid product comprising a dose of product enclosed in a sachet (2) of a package assembly (1) according to any one of claims 1 to 8.