EP0980947A1 - Rollable and stretchable tarpaulin device - Google Patents

Abstract

The tarpaulin assembly, which can be rolled up and deployed under tension, has a flexible and tubular tarpaulin (10) held at the sides by at least two rod tensioners (16,18) longitudinally through the tubular material (10). They apply tension to the tarpaulin (10) across its longitudinal line by winding it around them. The tarpaulin is a metal foil or a plastics film.

Description

Technical field

The present invention relates to a windable and tensionable tarpaulin device, among others can be used for a tent or a tent-like structure.

State of the art

A tent-like structure is understood as a roofing device, which in the essentially a roof covering and suspension means for supporting, carrying or Includes hanging the roof covering. Opposite a fixed building shows one Tent-like structures have the basic advantage that they can be set up if necessary and can be stowed (or stored) again. For the purpose of a simple one Disassembly and stowing are the means of suspension (usually in the form of a Tent frame) mostly collapsible and the tent skins in the form of tensionable Tarpaulin devices have tarpaulins made of a flexible, foldable and / or windable material that is cloth-like in terms of flexibility Has properties. Under a tensionable tarpaulin device is in the course of this Description and the claims a tarpaulin together with means for clamping the tarp understood.

Tent-like structures are available in a variety of designs for the known for a wide variety of applications, e.g. as camping tents, Canopies, large tents, circus tents, exhibition tents, market stalls etc. Mostly they serve as shelters for people or any objects to counter them Weather influences, especially against rain, wind and / or against direct To protect solar radiation. As a result, it is usually required that Tent skins are waterproof, wind and light impermeable.

The multitude of different application forms means that tent-like structures and the associated tent skins made of tensionable Tarpaulin devices mostly in rather small series for a very specific one Application purpose can be made to meet the individual customized To be able to satisfy needs as well as possible. For special applications Tent-like structures and their tent skins are often made to order Made to meet individual needs in terms of shape, color and / or Function to take into account as well as possible. Such custom-made products are often manufactured for tents, for example, as information or Advertising media should be used for advertising purposes.

It goes without saying that the individual production of tents and / or tent skins is complex and expensive.

Presentation of the invention

The object of the present invention is to provide as versatile as possible in particular also for windable and stretchable usable for a tent skin Tarpaulin device that can be mass-produced inexpensively and yet can meet different requirements in terms of their appearance, as well as one Tent with such a tarpaulin device.

The solution to the problem is the subject of the independent claims.

According to the invention comprises a windable and tensionable tarpaulin device a flexible tarpaulin and means for spreading the tarpaulin. The Tarpaulin device according to the invention is characterized in that the tarpaulin is tubular and the clamping means at least two rod-shaped Include tensioning elements which extend in the longitudinal direction through the tubular tarpaulin can be arranged to guide the tarpaulin transversely to the longitudinal direction to be tensioned in such a way that it essentially has a flat, two-layer shape, where in the open state, the two rod-shaped clamping elements each arranged along a longitudinal edge of the tarpaulin and wrapped around it.

The longitudinal direction is used in connection with the A tarpaulin device essentially to the hose center line of the tubular trained tarpaulin understood parallel direction. The hose can not only straight, but also curved, in the latter case the tarpaulin like a curved surface is spanned.

Thanks to its tubular design, the tarpaulin is covered over its entire surface essentially two layers. Tubular tarpaulins can be easily and can be mass-produced inexpensively. Because of the flexible The tarpaulin material and the rod-shaped clamping elements can tarpaulin device according to the invention (i.e. the tarpaulin together with the Clamping elements) can be wound up in a simple way, e.g. convenient and to save space.

The two tarpaulin positions of the tarpaulin of a tarpaulin device according to the invention can be arranged so close together that they are essentially one Form two-dimensional tarpaulin in the manner of a two-layer fabric.

According to a preferred embodiment of the invention, at least one section is the tarpaulin is transparent and the two tarpaulin layers are arranged in such a way that one essentially double-walled chamber is formed, one wall of which Includes transparent section, the chamber having an opening for optional Inserting and exchanging a sight insert is provided. The opening can be through one of the two hose ends can be formed, the other hose end can be closed. The sight insert can consist of a one-piece insert or be composed of several parts. The latter is then preferably the Case when access to the chamber through a comparatively narrow opening is restricted. Through the optional insertion and exchange of the sight insert can change the appearance of the tarpaulin device according to the invention as required become. By inserting sight deposits in the form of advertising and / or information leaflets into the Chamber can be used with a tarpaulin device according to the invention equipped tent, for example, used as an information and advertising medium the visible information and advertising messages are interchangeable. This proves to be particularly advantageous for large tents. For example a large tent for a cultural or sporting occasion on inexpensive Way with advertising letters and / or the company logo of the main sponsor of the event be provided. So far this is a one-off production of the exciting Tarpaulin was necessary, which printed directly with the company logo of the main sponsor which was associated with considerable costs. One can continue Tarpaulin device according to this embodiment of the invention advantageously at military applications as a tarpaulin, truck tarpaulin or cover tarpaulin Camouflage purposes. Depending on the season and / or Surroundings can be optimally adapted to the background Sight deposits in which one or more chambers of the tarpaulin are used to achieve effective camouflage. Because of the simple and inexpensive Adaptability of the tarpaulin device according to this embodiment of the Invention, it is also possible, not just certain advertising or Informational documents, but the whole decor and / or the color of the tarpaulin too change. This is particularly evident when using the Tarpaulin device for exhibition tents, market stalls, exhibition stands etc. as advantageous where fashion-dependent products are exhibited or demonstrated. The Decor and / or the color of the tarpaulin can then change quickly Fashion trends are adjusted.

A tarpaulin device according to the invention can be formed as part of a tent skin his. If the tarpaulin has a chamber with a transparent section, can this can be arranged on the roof section and / or on the wall sections of the tent skin, depending on where the visible inserts that can be inserted into the chambers are visible should. Becomes a suitably equipped tent as an advertising or information carrier used for outdoor advertising, the transparent section is preferably on Tent outside arranged so that the sight inserts in the chambers from are visible from the outside. At an exhibition tent, in the interior of which the exhibited Goods can be viewed, however, the transparent section is preferably on the Arranged inside the tent so that the visible inserts are visible from the inside of the tent are.

The entire tubular tarpaulin is preferably one according to the invention Tarpaulin device is made of a uniform film material. The tarpaulin can e.g. from a metal foil or from a foil from one of the plastics PETP, PVC, Be made of polyester or polyethylene.

The tarpaulin of a tarpaulin device according to the invention can also consist of a seamless tubular film. Seamless tubular films can be produced by means of an extruder. In particular, are seamless tubular films made of polyethylene known. A seamless film turns one optimal tarpaulin watertightness guaranteed.

As an alternative to a seamless film, however, a sheet-like one can also be produced Foil are used that are folded and laid along the top of each other Sheet edges by means of welding, sewing, gluing or the like. connected to a hose becomes.

A tarpaulin arrangement according to the invention has one according to the invention Tarpaulin device on and at least one provided with a longitudinal slot Tensioning tube, wherein the tensioning tube and the longitudinal slot are formed and are dimensioned so that one of the rod-shaped clamping elements together with this wrapping around the edge of the tarpaulin in such a way that the tarpaulin through leads through the slot and, if the tarpaulin transverse to the tarpaulin edge by means of Clamping tube is tensioned by a larger diameter than that Bar-shaped clamping element with slot width retained in the clamping tube becomes. The rod-shaped tensioning element runs parallel inside the tensioning tube to this. The tension tube corresponds in its training and function in essentially a hem pipe, e.g. used to stretch a carpet becomes. In such a hem pipe provided with a longitudinal slot, one with a Thickened edge hem of a carpet added to this by means of the hem pipe to stretch across the edge of the carpet, the carpet through the Longitudinal slot passes through and through the hem thickening, which is thicker than that Slot width, is retained in the hem pipe.

A tension tube for a tarpaulin arrangement according to the invention is preferably included a running in the longitudinal direction inside the pipe, open to a pipe end Provided shaft, in which a bolt can be received by means of this bolt the possibility of a longitudinal connection with another, identically trained Creating tension tube.

A preferred embodiment of a tarpaulin arrangement according to the invention comprises two tension tubes, in each of which one of the two rod-shaped Clamping elements of the tarpaulin device can be accommodated, and two essentially Connection beams arranged parallel to each other and transversely to the tensioning tubes as well as connecting means, which make it possible to fix the two tensioning tubes firmly with the to connect two connecting beams, at least one tensioning tube optionally is displaceable in the longitudinal direction of the beam in order to pass through a displacement of this tension tube to allow the tarpaulin to be tensioned. On this way the tension of the tarpaulin can be adjusted. The other The tensioning tube can also be displaceable with respect to the connecting bar.

According to the invention, a tent comprises a tent frame and one on it attached tarpaulin arrangement according to the invention. The tarpaulin arrangement can be slidably attached to the tent frame by a displacement of the Tarpaulin arrangement an optional shading of a certain part of the tent and / or to allow an optional closing of a tent opening.

The following detailed description of the present invention serves in conjunction with the accompanying drawings only as an example for a better understanding of the invention and is not intended to limit the scope of the claims to grasp. For the person skilled in the art from the following description in Connection with the accompanying drawings and the entirety of the claims further advantageous embodiments and combinations of features without further ado recognizable, but still within the scope of the present invention lie.

Brief description of the drawing

Fig. 1

eine vereinfachte Seitenansicht einer Planenanordnung gemäss einer bevorzugten Ausführungsart der vorliegenden Erfindung;

Fig. 2

Teilansicht von oben auf die Planenanordnung aus Fig. 1 in einer teilweise weggebrochenen Darstellung;

Fig. 3

Detailansicht eines Ausschnittes der Planenanordnung aus Fig. 1 in einem Querschnitt entlang der Linie A-A;

Fig. 4

eine perspektivische Teilansicht eines Zeltes mit einer für eine Zelthaut verwendeten spannbaren Planenvorrichtung gemäss einer weiteren bevorzugten Ausführungsart der vorliegenden Erfindung.

The drawings illustrate preferred embodiments of the present invention.

Fig. 1

a simplified side view of a tarpaulin arrangement according to a preferred embodiment of the present invention;

Fig. 2

Partial view from above of the tarpaulin arrangement of Figure 1 in a partially broken away representation.

Fig. 3

Detailed view of a section of the tarpaulin arrangement of Figure 1 in a cross section along the line AA.

Fig. 4

a partial perspective view of a tent with a tensionable tarpaulin device used for a tent skin according to another preferred embodiment of the present invention.

Ways of Carrying Out the Invention

In FIGS. 1 to 3, a tarpaulin arrangement with a Tarpaulin device according to a preferred embodiment of the present Invention shown.

The tarpaulin arrangement shown in FIGS. 1 to 3 comprises one Tarpaulin device 10, 16, 18, which with the help of two tensioning tubes 20, 30th is spanned.

The tarpaulin device 10, 16, 18 comprises a tarpaulin 10, which consists of a tubular trained film 10 consists of polyethylene. The polyethylene film 10 is transparent and seamless.

Leading through the tubular tarpaulin 10 in the longitudinal direction of the tube two rod-shaped tensioning elements 16, 18 in the form of tensioning rods 16, 18 arranged. They serve to unclamp the tarpaulin 10 transversely to the longitudinal direction. In when opened, the tarpaulin 10 has a substantially flat, planar shape an upper tarpaulin layer 12 and a lower tarpaulin layer 14, which in the manner of a two-ply fabric essentially parallel to each other and closely fitting are arranged. The two tie rods 16, 18 run along the two Longitudinal edges of the tarpaulin 10 and are wrapped around the edge thereof.

In the untensioned state, the tarpaulin 10 together with the tension rods 16, 18 (and essentially around them) to make them comfortable and space-saving storage.

The tarpaulin device 10, 16, 18 is shown in that in FIGS. 1 to 3 Tarpaulin arrangement of two essentially identical tension tubes 20, 30 held. In Figure 3 is one of these tension tubes and a section of it held tarpaulin device shown in cross section.

The tensioning tube 20 has an essentially circular cross section. It is with two longitudinal slots 21, 22 arranged diagonally opposite one another provided that extend over the entire length of the tube. The cross section of this Longitudinal slots 21, 22 are designed and dimensioned such that they the tension rods 16, 18 together with the tarpaulin 10 that wraps around it. In the illustration 1 to 3, the tensioning rod 18 is in the longitudinal slot 22 of the tensioning tube 20 included, the tarpaulin 10 (i.e. both its top layer 12 and its Guide lower layer 14) through the slot opening in the pipe surface. The Diameter of the tie rod 18 is larger than the width of the slot opening of the Longitudinal slot 22 in the peripheral surface of the tension tube 20 so that the Tensioning rod 18 if the tarpaulin 10 transversely to the tarpaulin edge by means of the tensioning tube 20 is tensioned, is retained in the longitudinal slot 22 of the tensioning tube 20.

The tensioning tube 20 is furthermore provided with a longitudinally extending inside the tube Provide shaft 25. The shaft 25 extends along the center line over the entire tube length, has an essentially square cross section and is one of the open at both pipe ends. The shaft 25 is used to hold Connecting bolts on the pipe ends to the by means of these connecting bolts Possibility of longitudinal connections of the tension tube 20 identical to others to create trained tensioning tubes.

The cross section or the profile of the tensioning tubes 20 shown in FIGS. 1 to 3, 30 is constant over its entire length.

The tarpaulin arrangement shown in Figures 1 to 3 further comprises two arranged essentially parallel to one another and transversely to the tensioning tubes 20, 30 Connection bar 40 and connection means which enable the two Tensioning tubes 20, 30 each to be firmly connected to the two connecting beams 40. The on the four connecting points arranged connecting means for connecting one Tensioning tube 20, 30 with a connecting bar 40 are each identical.

To connect the tensioning tube 20 to the connecting bar 40 is the tensioning tube 20 recorded in a tube sleeve 42 that encompasses this closely. The pipe sleeve 42 is provided with a longitudinal slot which is radially above the longitudinal slot 22 of the Tensioning tube 20 and arranged parallel to this to carry out the tarpaulin 10 to enable.

The pipe sleeve 42 is fixedly attached to a slider 44 (e.g. by welding), which is displaceable in the longitudinal direction of the bar along the connecting bar 40. The slider 44 is guided through the connecting bar 40 such that it is only in Beam longitudinal direction is movable with respect to the beam 40 and in all the rest Directions regarding this is immovable.

In a longitudinal slot formed in the connecting bar 40 is one with a Screw thread provided screw spindle 50 mounted so that they around the Spindle axis rotatable and immovable in the longitudinal direction in the connecting beam 40 is captured. The screw spindle 50 works with one with an internal thread provided nut together, which through the longitudinal slot in the connecting beam 40 is connected through to the slider 44. The screw 50 can by a manually operated drive head 55 for rotation about the spindle axis are driven.

Overall, by turning the screw 50 of the slider 44 according to Art of a spindle-nut drive in the longitudinal direction of the beam along the connecting beam 40 be moved. As soon as the screw spindle 50 is blocked in its rotational position is, the slider 44 and thus also the pipe sleeve 42 and the tension tube 20 are fixed and immovably connected to the connecting beam 40.

By means of analog connecting means along the two tensioning tubes 20, 30 the connecting bar 40 are slidable that the distance between them increases or decreases, can be held by the tension tubes Tarpaulin device 10, 16, 18 can either be tensioned or relaxed.

The tension rods 16, 18 shown in Figures 1 and 3 and the corresponding Tensioning tubes 20, 30 are arranged straight and parallel to one another. This runs the tarpaulin 10 in the open state essentially along one plane. At other embodiments of the invention, however, can also have curved tie rods and tensioning tubes are used and / or the tensioning rods cannot be parallel to be arranged to each other so that the tarpaulins are stretched accordingly run along curved surfaces.

FIG. 4 shows a tent 110 with a tensionable tarpaulin device according to one another preferred embodiment of the invention in a perspective Partial view shown obliquely from the front. Through the tent 110 is a roof with a ridge and two roof halves. In the perspective view of FIG. 4 is one half of the roof from the inside of the tent and the other half of the roof from the The outside of the tent is visible.

The tent 110 comprises a tent skin in the form of a tensionable tarpaulin, one of several Tent poles 11, 12, 13, 14, 15 formed tent frame for carrying and tensioning the Tent skin and a visible insert for each of the two roof halves.

The tensionable tarpaulin shown in Fig. 4 is essentially two-ply, the two tarpaulin layers are made of different materials. The regarding the tent 110 inner layer 103 of the tarpaulin is made of one for tent skins Common, tear-resistant, non-transparent tent fabric and forms a carrier layer 103 the stretchable tarpaulin. The tarpaulin layer 104 on the outside of the tent is transparent and forms a cover layer 104 which completely covers the carrier layer 103. In the The embodiment of the invention shown in FIG. 4 is the cover layer 104 made of a Made of polyethylene film.

The carrier layer 103 and the top layer 104 are along their longitudinal edges (i.e. parallel to the tent poles 111, 115) glued together to form a tubular, to define two-layer tarpaulin. There are one along the two longitudinal edges rod-shaped tensioning element in the form of a tent pole 111 through the tarpaulin arranged in a leading position. These two tent poles 111 serve to stretch the tarpaulin transverse to the longitudinal direction. After removing the tarpaulin from the rest of the tent frame, the Plan along with (and essentially around) tent poles 111 be wound up so that they can be stowed comfortably and in a space-saving manner.

Along two of the two longitudinal edges set back to the The two tarpaulin layers 103, 104 in turn are longitudinal seams with parallel edges glued together so that the longitudinal edges of the tarpaulin along two channels for the Carrying out the two tent poles 111 are formed while the two Tarpaulin layers are closely spaced between the two adhesive seams are there to define an essentially two-dimensional tarpaulin.

The carrier layer 103 and the cover layer 104 are also the two front edges glued together along the tarpaulin to form a flat, double-walled chamber define which is divided into two sub-chambers by the ridge of the tent roof 110. Each of the two sub-chambers takes up essentially the entire area of each one half of the roof. The cover layer 104 on the outside of the tent forms one The chamber wall and the support layer 103 on the inside of the tent form the other Chamber wall. In the formed between the carrier layer 103 and the cover layer 104 Both sub-chamber interiors are one each when the tent 110 is set up Sight insert inserted. The outside of the sight inserts are from the outside through the transparent cover layer 104 visible through and thus determine the color and Decor the outside of the tent skin. The through the transparent cover layer 104 visible sides of the sight deposits are related to the present Invention called visible sides of the sight inserts.

In the illustration in FIG. 4, only the visible insert 105 of that roof half is shown through the transparent cover layer 104 visible from the outside of the tent It can be seen here that of the two layers 103, 104 of the two-layer tensionable Plan only the top layer 104 is visible on the outside of the tent. The sight deposit of the the other half of the roof is the tensionable by the opaque support layer 103 Tarpaulin covered. In the embodiment of the invention shown in FIG. 4 the viewing insert 105 consists of a sheet of paper printed on the visible side.

In the vicinity of one end of the roof edge, the carrier layer 104 is tensionable tarpaulin formed a slot-shaped opening 102 that the front The roof edge runs along. Through the opening 102 there is access to the two Partial chambers created to selectively insert and / or replace the Allow sight deposits. In the tarpaulin shown in Figure 4 is the Chamber opening 102 with closure means in the form of a zipper 106 which selectively open and close the chamber opening 102 enable.

In summary, it should be noted that the invention is a windable and exciting tarpaulin device is created, which is inexpensive in large series is manufacturable and yet offers a variety of design options for adaptation offers different individual requirements.

Claims (12)

Windable and tensionable tarpaulin device with a flexible tarpaulin and Means for spreading the tarpaulin, characterized in that the Tarpaulin (10) is tubular and the clamping means at least two comprise rod-shaped clamping elements (16, 18; 111), which in the longitudinal direction through the tubular tarpaulin (10) are arranged leading can to tension the tarpaulin (10) transversely to the longitudinal direction so that it in essentially has a flat, two-ply shape, being in the stretched State the two rod-shaped clamping elements (16, 18; 111) along each a longitudinal edge of the tarpaulin (10) and are wrapped by this. Tarpaulin device according to claim 1, characterized in that the two Tarpaulin layers (12, 14; 103, 104) are so close together that they an essentially two-dimensional tarpaulin (10) in the manner of a two-layer Form substance. Tarpaulin device according to claim 1 or 2, characterized in that at least a section of the tarpaulin is transparent and the two tarpaulin layers (103, 104) are arranged such that an essentially double-walled Chamber is formed, one wall of which surrounds the transparent section, the chamber having an opening (102) for optional insertion and Replacing a sight insert (105) is provided. Tarpaulin device according to one of claims 1 to 3, characterized in that that the tarpaulin (10) is formed as part of a tent skin. Tarpaulin device according to one of claims 1 to 4, characterized in that that the entire tubular tarpaulin (10) from a uniform film material is made. Tarpaulin device according to claim 5, characterized in that the tarpaulin (10) from a metal foil or from a foil from one of the plastics PETP, PVC, Polyester or polyethylene is made. Tarpaulin device according to one of claims 5 or 6, characterized in that that the tarpaulin (10) consists of a seamless tubular film. Tarpaulin arrangement with a tarpaulin device according to one of claims 1 to 7 and at least one tensioning tube (20) provided with a longitudinal slot (22), wherein the tensioning tube (20) and the longitudinal slot (22) are formed and are dimensioned so that one of the rod-shaped clamping elements (18) together which is wrapped around this tarpaulin edge in the tensioning tube (20) in such a way that the tarpaulin (10) passes through the slot (22) and, if the tarpaulin (10) is stretched across the edge of the tarpaulin by means of the tensioning tube (20) through which a larger diameter than the slot width (22) rod-shaped clamping element (18) is retained in the clamping tube (20). Tarpaulin arrangement according to claim 8, characterized in that the Tensioning tube (20) with one extending in the longitudinal direction inside the tube to one Pipe end open shaft (25) is provided, in which a bolt is recordable, by means of this bolt a longitudinal connection with a to create another tension tube. Tarpaulin arrangement according to one of claims 8 or 9, characterized in that that it comprises two tension tubes (20, 30), in each of which one of the two rod-shaped clamping elements (18, 16) of the tarpaulin device can be received, and two essentially parallel to one another and transversely to the tensioning tubes (20, 30) arranged connecting bars (40) and connecting means (42, 44), which make it possible to secure the two tensioning tubes (20, 30) to the two Connecting bar (40), at least one tensioning tube (20, 30) optionally with respect to the connecting bar (40) in the longitudinal direction of the bar is displaceable to the by a displacement of this tension tube (20, 30) To allow tensioning of the tarpaulin (10). Tent (110) with a tent frame (112, 113, 114, 115) and one on it attached tarpaulin arrangement according to one of claims 8 to 10. Tent according to claim 11, characterized in that the tarpaulin arrangement is slidably attached to the tent frame by moving the Tarpaulin arrangement an optional shading of a certain part of the tent and / or to enable an optional closing of a tent opening.

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