DE1903234U - SEALABLE BOX MADE OF PLASTIC FILM. - Google Patents

Description

0/3 * 19.6.6 /,

KALLE AKTIENGESELLSCHAFT

Company Our sign tag sheet

K 47 5O9 / 59a Gbm SP-Dr.P.-us June 15, 1964

Gbm 218

Kl · weis: This Umerioge (Ceschrei & une. Unc Scnuuonspf.) Is) d * * uWzi submitted ·; she ** idtf / on the tfo * - foesuno dp originally submitted sub-lodge * ob. The legal meaning of the deviation is) olchl gtspriJfr Th * originally submitted! You can earth at any time, without any further information, in any real interest, free of charge. On Anfrcg "ground thereof ouch photocopies or FTA" poiiw zt> ^ s Ottiche "? Reiseo delivered. . Oeutsch «fetaataml.

Description to register the

KILLE AKTIENGESELLSCHAFT Wiesbaden-Biebrich

for a utility model pertaining to

Lockable box made of plastic film

The subject of the registration is a

new type of closure for boxes that can be opened and closed, made of thermoplastic plastic films, for example by deep drawing.

It is known for packaging

Goods to use a container that can be opened and closed and made of plastic film, which has been deformed by deep drawing or by folding appropriate blanks in such a way that they have a box-like or similarly shaped lower part and one lying on the lower part with a flat edge as

/ 09 100 50 T 11. 61 α

KALLE AKTIENGESELLSCHAFT

Company Our sign tag sheet

K 47 509 / 39a Sbm SP-Dr.P.-us June 15, 1964 -2-

Lid serving upper part forms that essentially can be smooth, but in some cases also box-like or otherwise spatially designed. This Containers made of plastic film are made in one piece, with the upper and lower part connected are made, and known in two-part design, made in the upper and lower part as individual parts are. In a known one-piece execution form the upper and lower parts are connected to one another by a folding groove formed in the film, around which they are or can be folded away from each other. A representative for such well-known open and close boxes are bowls for egg packaging, aie with nest-like There are indentations in the upper and lower part in which the eggs to be shipped are placed will.

The previously known up and

Collapsible boxes made of plastic film were sealed by welding, gluing, riveting or stapling. Packages closed in this way can still be closed after opening, but one cannot fasten the fastener, and so it often comes to a more or less strong one Gap between the upper and lower part. You can also, for example, open an egg pack

12/09 100SOT11.61 α

KALLE AKTIENGESELLSCHAFT

^Flrma our sign day sheet

K 47 5O9 / 39a Gbm SP-Dr.P.-us June 15, 1964 -3-

Gbm 218

no longer handle with the same carelessness as before opening. In addition, it is often considered a nuisance felt that one either has to use a certain amount of force to open the pack, which then does not affect itself Security prevents the boxes from tearing in an undesirable manner, or from opening one iviesser or another tool is needed, but one is not always at hand »In every case there is in addition, there is a not inconsiderably increased risk of breakage for the contents when opening, if they are fragile is.

as has now been found are out

Boxes made of plastic film, which can be opened and closed, in a very simple, but still very effective way can be closed again practically any number of times after opening, if both the top and the bottom of the box on the side where the opening and Closing the hinged box is made, a roll of more than 180 ° and less than 360 ° provided and the two curls are of such a size that they fit into each other let add.

The closing device according to the application can be used on all hinged boxes

12/09 100 SO T 11.61 α

KALLE AKTIENGESELLSCHAFT

Company Our sign tag sheet

K 47 5O9 / 59a Gbm SP-Dr.P.-us 15-6.1964 -A

Gbm 218

attach that made of rigid thermoplastic Plastic sheeting is made. Examples of this are films made from high density polyethylene, polypropylene, Polystyrene, cellulose acetate and polyvinyl chloride, which contains little or no plasticizer, so-called Hart-PYG.

The curls serving as a closure device can be removed by pulling the eligible heated edge portions of the film from which the .Schachtel is formed by a Make a correspondingly shaped drawing nozzle. The more the film is rolled up, the tighter it closes The pack, however, the harder it is to open and vice versa. As has been found, the result is an easy one Can be opened, but astonishingly secure lock when the curl is about 270 °. The curling up is expediently carried out so that its diameter is a few millimeters, e.g. 3 to 8 mm for the outer curling.

If the boxes are in two parts according to the application, the side with which the Closure roll-up provided side is opposite, the upper and lower part with a similarly designed second curl, which then both

12 / 0910OiOT 11. oil α

KALLE AKTIENGESELLSCHAFT

company

K 47 5O9 / 59a G-bm

Our signs

Day

SP-Dr.P.-us June 15, 1964 -5-G-bm 218

serve together as a folding hinge. Such hinge curls are expediently designed with more than 270, preferably with about 360.

It is beneficial in many ways

Boxes according to the invention top and bottom in different colors, for example one part colorless and the other colored, to perform. Packs with such boxes can be identified by the color of the molded part as an indication of the size or another classification of the packaged goods serve, while the colorless, consisting of clear film part largely unobstructed viewing of the packaged goods without opening the box. ________

The subject matter of the application is explained in more detail below with reference to the accompanying drawings. As an exemplary embodiment, hinged boxes for egg packs are chosen. Egg packs are a particularly interesting field of application for the Schacja ^ feln according to the application, because with egg packs, the advantages offered by the packaging according to the application include the advantage that they can be opened and closed as often as required -eltung, since the S icj # §rhe it against Bruc.hge .f..ahy., -... welcJie..jaß.n, ... EaB.rja_dur-cJi-

12/09 100 50 T 11. 61 α

RA.632 766-8.9.64

KALLE AKTIENGESELLSCHAFT

company

K 47 5O9 / 39a Gbm

Our signs

SP-Dr.P.-us
Gm 218

Day

7.9.1964 Annex - 5a -

The subject of the application is based on the following the accompanying drawing (Pig. 11 to 18) explained in more detail. From the Pig. show Pig. 11 and 12 the cross-section a box before and after the application of the closure roll according to the application. the Pig. 13, 14, 16 and 17 show cross sections of two boxes before respectively. after attaching the locking and the hinge curls. Pig. 15 and 18 show Basic views of the Pig. 14 and 17 shown boxes.

The boxes are made of deep-drawn plastic polie, for example made of rigid polyvinyl chloride. They consist of the top or cover part and the bottom or box part, both by means of a Paltnuts 7 can be related, which serves as a folding hinge, or held together by means of a roller hinge 10 will. The top and bottom of the boxes are on their Paltnut or the rolling hinge opposite edges 6a and 6b each provided with a curl. The two curls fit tightly together and form a roll closure. They are around 270 °, so that the polie, from the the box is shaped, on the outermost edge of the curl on the one that has just remained, not curled

12/405 £ 0 T. 2. 60 α

KALLE AKTIENGESELLSCHAFT V

Company Our sign tag sheet

K 47 5O9 / 39a Grbm SP-Dr.P.-us 7-9.1964 attachment

Gm 218 - 6 -

Foil part has. The one inside the lock In this case, the curl, in the most advantageous manner, almost or actually touches the straight edge of the curl remaining foil part.

On the side provided with the folding hinge, the boxes can each have one instead of a folding groove 7 second curling in the upper and lower part 6c respectively. 6d be provided. The second curls 10 can from be of the same type as the closure curls so that the second curls act as both a hinge and can also be used as a second snap lock. Preferably, however, at least one rolls the outer of the two second curls by more than 270, preferably by about 360, with the two second curls then serve as a hinge.

To make opening the box easier, the box part to which the inner curling is attached can be used will have a cutout 8 in which you can engage with your finger when opening.

12/09 100SOTll.il α

Claims (1)

KALLE AKTIENGESELLSCHAFT Company Our sign tag sheet K 47 5O9 / 39a C-bm SP-Dr.P.-us 15 6ο1964 -9- & bm 218 Protection claims 1. Manufactured from plastic film, and collapsible box, characterized in that both the upper part (1a) and the lower part (1b) of the box on the top where the The box is opened and closed with a curl (4a, 4b) of more than 180 and less than 360 °, preferably of about 270, and the two curls (4a, 4b) of are of such a size that they fit together tightly. 2. Box according to claim 1, characterized in that its upper part and its lower part are individual parts on the side around which the box is opened and closed by a second roll-up (6) of at least more than are provided in the outer curl and together form a folding hinge. 3. Box according to claim 2, characterized in that that the closure curl about 270 that Hinge roll-up is about 360 h. / 09100SOT 11. 61 α KALLE AKTIENGESELLSCHAFT company K 47 509 / 39a Gbm Our signs SP-Dr.P.-us Gbm 218 Day leaf June 15, 1964 -10- 4. Box according to j ^ nspruch 2 or 3, characterized in that the upper and lower parts are different from one another in terms of coloration. 5. Box according to claim 1 to 4, characterized in that it is a fixed packing box is trained. KALLE AKTIEiI (JESELLSOHAI ¹ T 12/09 ΙΟΟίΟΤΙΙ.έΙ α