DE1586813C - Hermetically sealed pack - Google Patents

Description

1 UOU UlU

3 4

F i g. 3 is an end view of the hermetically sealed open end of plastic tubing 15 and FIG senen pack of a heat sensitive adhesive to this adjoining part at the bottom of the films, roll 12 together. The closed end 16 of the

F i g. 4 the roll of the heat sensitive adhesive plastic tube 15 is in the end 18 of the hollow films during packaging, 5 core 14 inserted by using the 'sample roll 22

FIG. 5 is a partially sectioned view pushed in and at the imaginary end 19 Pack. of the core 14 reaches. The open end of the art in the drawing is shown a pack 10, fabric tube 15 is pulled tightly over the roller 12 which is a separate, hermetically sealed and evacuated and conventionally hot-pack space 11 closed with a roller 12 of a thermo-io.

sensitive adhesive film 13 and a second from the pack 10 is in a precisely fitting, spe-

Metically closed packing space 21 individually coated waterproof cardboard box 31 "closed, which is a test roll 22 of the heat-sensitive. The ends of the pack 10 are against will Adhesive film · 23 contains, and directly to the damage during storage and the trans-adhesive film 13 in the role 12 is adjacent. The heat- 15 portes are protected by pads 32, which are made of cardboard sensitive adhesive film 13 is around a conventional can exist and opposite the ends of the borrowed paper core 14 with an inner diameter pack 10 and the inside of the ends of the carton of 7.6 cm wrapped. - 31 are designed.

The heat-sensitive adhesive film 23, which with. The cardboard boxes 31 are then at temperatures the heat-sensitive adhesive film 13 is identical, stored at -17.8 ° C or lower. If that is approximately one or two meters long and is to be received on like cardboard boxes 31, With a conventional paper core 24 'they can be opened immediately while they are still Inside diameter of 38 mm, which are cold, and the pack 21, which is the sample roll approximately the same length as the hollow core 14 22 can be removed therefrom. The kartori has. This sample roll 22 is approximately 5 to 35 31 can be closed again immediately and at 6.35 cm in diameter and can be quickly stored. The trial roll 22, half of the hollow core 14 with the inner diameter soft in the pack 21 is hermetically sealed of 7.6 cm. The sample roll 22 is then it can then be warmed to room temperature, in a wärmevers'chweißbaren plastic hose without "fear of condensation of 25 made of the same material as the plastic 30 moisture on the heat-sensitive adhesive film 23 Hose 15 packed, evacuated and heat dissipated from the surrounding air. It is welded from Bedeusch. processing that the roller 12 of the heat sensitive

Wormes not exposed to the atmosphere by means of hermetically sealed packing rough adhesive film 13 21, which is the role 22 of the heat-sensitive because it is hermetically sealed in the plastic tube 15 Contains adhesive film 23, the closed end 35 can remain closed. The plastic tube 15 is 16 of the plastic tube 15 in the interior of the so over and around the roller 13 that a hollow core 14 by reaching the end of the "skin-tight" fit when the plastic 16 pressed against the end of the packing space 21 hose evacuated and hermetically sealed and the plastic tubing of the sample roll is heat-sealed in the ". To take out a test interior of the core 14 is turned over. 40 sample of the adhesive film for preliminary tests to facilitate

Another particularly convenient packaging tern is to put two rolls 22 in the pack 10 · possibility of the roll 12 to accommodate the heat-sensitive, each sample roll is then approximate Adhesive film 13 is shown in FIGS. One half the width of roll 12. Each sample roll guide roller 15 a of heat-weldable plastic 22 is then hermetically sealed separately, and the hoses 15, which pull to the correct length- 45 the two packs 21 can be cut with one another is, is above a packing area to be such. B. with a tear strip so that the appropriate. The plastic tube 15 is over a removal of the first sample roll 22 from the interior upright roll 12 of heat-sensitive core 14 also causes the second sample adhesive film 13 arranged so that the locked roll is partially pulled out of the core and End 16 adjoins the upper end 18 of the roller 13. 50 with its outer end to the opening 18 for The plastic tube 15 is of a little more than the purpose of making it easier to remove therefrom twice the length of the hollow core 14; therefore remains adjacent.

1 sheet of drawings

Claims (1)

objects described. This well known pack is Claim: in particular for recording such as toiletries, especially suitable for toilet paper. If, however Hermetically sealed pack with two un- the pack is opened, the hermetic comparison goes large packing rooms, with the contents 5 lost, so that the moisture penetrated of the smaller packing space can, in whole or in part, and possibly the appearance and the shape can be removed without the herme- "of the item remaining in the package Closure of the larger packing space impaired. must be destroyed, and in particular the invention is based on the object with the larger packing space ring-shaped, the little effort rolled up, band-shaped manere, however, to be hermetically packaged as a central recess of the larger material in such a way that a part is formed, characterized by the combination of the following features taken from the packaged material for test purposes, that a roll can be without destroying the hermetic seal of tape-like material with a hollow core of the remaining packaged material,
by a plastic tube that is hermetically sealed at its ends is encased according to the invention, with the result that a roll of strip-shaped material is enclosed. the length of the plastic tube is essentially a hollow core from one at its ends to being larger than the length of the roll, and that meticulously closed plastic tube is encased, one end of the plastic tube being turned into the core, the length of the plastic tube being essentially hollow, and this insert 30 is greater than the length of the roll, and that the one pung accommodates the smaller end of the plastic tube, which is itself hermetically sealed, in the hollow core pack. ■ is everted and this invagination is made by itself metically sealed smaller pack. The pack according to the invention is found to be useful especially useful when packing at low levels / Temperature hardening, heat sensitive Adhesive films which have a relatively short shelf life at room temperature, in particular such adhesive films that operate at temperatures The invention relates to a hermetically sealed 30 from 23 to 122 ° C hardness. Such heat absorbing Pack with two unequal pack-sensitive adhesive films are widely used in clear, whereby the contents of the smaller package of the aircraft industry can be wholly or partially removed for the application of air spaces, vehicle holdings on components and for formation without using the hermetic seal of the larger of the components of the aircraft. Packing space must be destroyed, and ins- 35 because of the requirements with respect to the binding especially the larger packing space ring-shaped, which is normally used for each roll of adhesive film smaller, however, as a central deepening of the larger reception from the manufacturer and in turn in front of their is trained. actual use checked. The packaging industry has known for a long time that such adhesive films have been packaged in polyAdvantages of hermetically sealed packs, including 40 ethylene bags, in a waterproof cardboard box specially cursed to protect a packaged product from being lost, and tiger components, from contamination or from -17, Stored or shipped 8 ° C or below, the access of atmospheric moisture to the access. Transport usually took place in insulated barriers. The rapid availability of plastic loading containers containing dry ice. In the case of packaging films, in particular, from in the .Wärme 45 receipt of such a load of heat-sensitive weldable. Films, has become the widespread loan of adhesive films, a sample packaging of products in hermetically sealed '' removed and tested from each roll. This test method made it possible to use the bags. However, if such a requirement that the frozen rolls be opened once prior to packaging, the hermetic opening of the cartons and the sealed bags are lost, and the contents of the packaging are opened to 5a for taking a test sample. Room temperature exposed to atmosphere. , door were heated. The warming up of the rolls in So is from the German utility model. the sealed, watertight cardboard box is emergency. 1 683 358. An easy-to-open, moisture-proof. Manoeuvrable in order to avoid being known during the protective packing, which essentially condenses moisture on the rollers to warm period, to receive a filling cartridge in an insulating manner. It-55 condenses .. ^T. . ■ is still., from the German. utility model protection is only sought for a combination, 1815 738 known, a packaging box for storing all of the items listed in the claim separately from several; includes features before the ge. "'·
The invention is described below in terms of an appearance. This known packaging box is intended to be used in more detail, in particular for synthetic resin lacquers and their hardeners, based on the drawing. The drawing shows:
be bar, with the hardener F i g in this can at the same time. 1 is a partially broken away view of a and the resin are ready for use by mixing, hermetically sealed package of a heat-sensitive adhesive film that is sensitive to when the can lid is pierced with a pen, which is packaged in a cardboard box that is tightly coated around the bottom 65, the length of which is so long,
to be able to pierce the additional container. F i g. 2 is a partially broken away partial view In U.S. Patent 3,202,276 there is a herme- a roll of heat sensitive adhesive film closed-off packing for cylindrical items during packing,