DE102010048145A1 - Presentation device and presentation method using such a device - Google Patents

Abstract

The invention relates to a presentation device (10) of at least one so-called demonstration product (12-A; 12-B; 13-A, 13-B), the device comprising at least one so-called real part (12-A; 13-A) of the demonstration product, a screen (14) and display means which displays an image of a virtual part (12-B; 13-B) of the show product on the screen (14) in accordance with the real part (12-13) positioned near the screen (14). A; 13-A).
The invention also relates to a presentation method in which such a device is used.

Description

The invention relates to a presentation device of a demonstration product and a presentation method in which such a device is used.

At trade fairs or exhibitions so-called demonstration products are presented. These demonstration products are in particular innovative products, which are disclosed in the Vorpremiere.

It is known to present such innovative products by means of a base on which the product is placed. It is also known to set up an explanatory panel near the pedestal which allows the visitor to obtain information about the demonstration product. In such a case, and despite the help of the board, the visitor still has trouble to imagine the demonstration product in its usual use and / or operation.

The invention aims to improve this situation.

For this purpose, it proposes a presentation device with at least one so-called real part, which forms a tangible or operable part of a demonstration product, a screen and display means which display an image of a so-called virtual part of the demonstration product on the screen according to the actual positioned near the screen Part can appear.

With the aid of the present invention, the visitor thus not only has the opportunity to operate the demonstration product, but he can also see the demonstration product, for example, in its usual use, this usual use being illustrated by the screen showing pictures of the demonstration product, namely on a single carrier.

• – ist der virtuelle Teil eine symmetrische Ansicht des echten Teils bezüglich einer Schnittebene, die das Vorführprodukt in den echten Teil und den virtuellen Teil aufteilt,
• – weist die Vorrichtung zudem ein Verbindungsmittel zwischen dem Bildschirm und dem sogenannten beweglichen echten Teil eines Vorführprodukts auf, wobei das Verbindungsmittel eine Verschiebung des beweglichen echten Teils zwischen mindestens einer ersten und einer zweiten Stellung erlauben kann, wobei die erste Stellung eine sogenannte entfernte Stellung ist, in der der bewegliche echte Teil des Vorführprodukts außerhalb des dem Bildschirm gegenüberliegenden Raums angebracht ist, und wobei die zweite Stellung eine sogenannte benachbarte Stellung ist, in der der bewegliche echte Teil des Vorführprodukts dem Bildschirm gegenüberliegt, beispielsweise entsprechend einem Kontakt zwischen der Ebene der Bildschirmoberfläche und der Ebene eines flachen Bereichs der Oberfläche des beweglichen echten Teils, die der Schnittebene entsprechen,
• – ist das Verbindungsmittel ein Arm, der ein mit dem Bildschirm über ein Scharnier fest verbundenes erstes Ende und ein mit dem beweglichen echten Teil des Vorführprodukts fest verbundenes zweites Ende aufweist,
• – ist ein feststehender echter Teil mindestens eines Vorführprodukts bezüglich des Bildschirms unbeweglich vorgesehen,
• – umfassen die Anzeigemittel eine erste Speichereinheit mit dem Bild des virtuellen Teils des Vorführprodukts, dem sogenannten Produktbild, und eine Bildverarbeitungseinheit, die das Produktbild am Bildschirm anzeigen kann,
• – umfassen die Anzeigemittel zudem eine zweite Speichereinheit, die mindestens ein digitales Bild einer Fluidzirkulation in einem Kreislauf mit dem Vorführprodukt, das sogenannte Zirkulationsbild, aufweist, wobei die Bildverarbeitungseinheit am Bildschirm gleichzeitig die Produkt- und Zirkulationsbilder anzeigen kann, so dass ein Besucher den Eindruck hat, dass das Fluid durch das Vorführprodukt hindurchfließt,
• – weist die Vorrichtung zudem eine Tragsäule des Bildschirms, die den echten Teil eines Vorführprodukts aufnimmt, auf,
• – ist der echte Teil des Vorführprodukts ein Teil eines Wärmetauschers für ein Kraftfahrzeug und/oder eines Ventils für ein Kraftfahrzeug und/oder eines Moduls mit mindestens einem einem Ventil zugeordneten Wärmetauscher.

According to particular embodiments of the invention

• The virtual part is a symmetrical view of the real part with respect to a cutting plane which divides the demonstration product into the real part and the virtual part,
• The device further comprises a connecting means between the screen and the so-called movable real part of a display product, the connecting means allowing a displacement of the movable real part between at least a first and a second position, the first position being a so-called remote position, wherein the movable real part of the show product is mounted outside the room opposite the screen, and wherein the second position is a so-called adjacent position in which the movable real part of the show product faces the screen, for example, according to contact between the plane of the screen surface and the plane of a flat portion of the surface of the movable real part corresponding to the cutting plane,
• The connecting means is an arm having a first end fixedly connected to the screen via a hinge and a second end secured to the movable genuine part of the demonstration product,
• A fixed, genuine part of at least one demonstration product is intended to be immovable with respect to the screen,
• The display means comprise a first memory unit with the image of the virtual part of the demonstration product, the so-called product image, and an image processing unit which can display the product image on the screen,
• The display means further comprise a second storage unit having at least one digital image of a fluid circulation in a circuit with the demonstration product, the so-called circulation image, wherein the image processing unit can simultaneously display the product and circulation images on the screen so that a visitor has the impression in that the fluid flows through the demonstration product,
• The device also has a supporting column of the screen which houses the real part of a demonstration product,
• - The real part of the demonstration product is part of a heat exchanger for a motor vehicle and / or a valve for a motor vehicle and / or a module with at least one valve associated with a heat exchanger.

• – der echte Teil in der Nähe des Bildschirms positioniert wird,
• – das Bild des virtuellen Teils in Übereinstimmung mit dem echten Teil angezeigt wird.

The invention also relates to a presentation method in which a device described above is used and in which

• - the real part is positioned near the screen,
• - the image of the virtual part is displayed in accordance with the real part.

According to a particular embodiment of the presentation method, the product images and the circulation images are simultaneously displayed in such a way that a visitor has the impression that the fluid flows through the demonstration product.

In the following description, given by way of example only, reference is made to the accompanying drawings, in which:

1 3 is a view of an example of the presentation device according to the invention having movable real parts of demonstration products in the remote position;

2 the 1 takes over, with the moving real parts of the demonstration products in the adjacent position, and

3 Connecting means between a screen and a movable real part of a demonstration product of a device according to the invention, and

4 to 6 a part of the presentation device of 1 represent in different embodiments.

The invention relates to a presentation device 10 a demonstration product used, for example, during a trade show or exhibition.

According to the invention, the presentation device 10 at least a first, so-called real part 12-A or 13-A a demonstration product and a second, so-called virtual part 12-B . 13B of the demonstration product.

The real part 12-A or 13A of the demonstration product is a three-dimensional part of the demonstration product. It forms the "prototype" or material / operable part of the demonstration product that a visitor can touch and / or operate. In other words, the real part 12-A . 13A the demonstration product is a physical part of this product.

The virtual part 12-B ; 13B of the demonstration product is displayed as an image, which makes it possible to represent virtually the entire demonstration product or a part thereof, for example in operation.

The presentation device 10 also has a screen 14 on, the images, such as animation images of the virtual part of the demonstration product 12-B or 13-B , display or project, and in particular makes it possible to visualize the functioning of the demonstration product. They may be images that show an inner part of the demonstration product.

The presentation device 10 further comprises display means comprising the image of the virtual part of the show product 12-B or 13-B on the screen.

The display means also allow a presentation according to the real and the virtual part of the demonstration product. The demonstration product is thus reproduced in its entirety, for a part real and for a part virtual.

By means of the display of the virtual part corresponding to the real part, it is easy to simultaneously design and function the product, even though the demonstration product itself is not displayed by the device.

The display means comprise for example a first storage unit with the image of the virtual part of the demonstration product, the so-called product image, and a second storage unit which has at least one digital image of a fluid circulation in a circuit with the demonstration product, the so-called circulation image.

The display means then also comprise an image processing unit which displays the product image and the circulation image on the screen 14 can show. In particular, the image processing unit can simultaneously display the product and circulation images on the screen, so that a visitor has the impression that the fluid flows through the demonstration product.

In the embodiment illustrated here, the presentation device 10 real, so-called moving parts 12-A from mobile demonstration products and a real, so-called fixed part 13-A another demonstration product.

In the particular case of demonstration products with a moving real part, the real part ( 12-A ) of the demonstration product in front of the screen ( 14 ).

As already mentioned, the virtual part ( 12-B ; 13-B ) of the demonstration product in turn a two-dimensional representation of the demonstration product. The embodiments illustrated herein are on-screen (described below) 14 projected images of at least a portion of the demonstration product.

In other words, it is at least one (movable or fixed) real part of the demonstration product, which is produced or manufactured by EDP means, even interactive computer means.

The screen 14 In particular, a screen may be of the plasma or LCD screen type.

Im in 1 illustrated example can be seen that the screen 14 displaying an image that is a particular use of the various Demonstration products in a special environment illustrated.

That on the screen 14 displayed image shows here schematically a cooling circuit of an engine (in the middle of the screen 14 Lines connect the various virtual parts of the demonstration products 12-B and 13-B with the picture of the engine.

It is also possible to provide a protective device that is in front of the screen 14 and for example between the latter and a demonstration product 12 or 13 positioned. This protective agent can be designed as a transparent plastic film.

The presentation device here has five demonstration products that have moving real parts.

In the in the 1 illustrated embodiment, it can be seen that at least one demonstration product at least one cutting plane 15 having.

The cutting plane 15 shares the demo product 12 or 13 in the real part 12-A or 13-A and in the virtual part 12-B or 13-B ,

In the case of demonstration products with a moving real part 12-A the virtual part is a symmetrical view of the real part with respect to the cutting plane 15 ,

In the case of the fixed demonstration product 13-A . 13-B , the cutting plane divides the demonstration product into two unequal parts. In the in the 1 and 2 illustrated embodiment is the virtual part 13-B of the fixed demonstration product at the bottom of the screen 14 and is smaller than the real part 13-B ,

The real part of the demonstration product 12-A or 13-A is provided so that it is near the surface of the screen 14 can be positioned.

In the in the 1 and 2 example shown, the movable real part 12-A the demo products in front of the surface of the screen 14 position. This is achieved in this embodiment by a connecting means (described below) 16 reached.

The demonstration products 12 or 13 For example, products such as heat exchangers and / or valves may be for a motor vehicle through which fluids flow.

The with the help of a movable genuine part 12-A exhibited demonstration products can be, for example, a module with a charge air cooler associated with a valve, a module with a condenser and a condenser associated bottle, a valve for a cooling circuit of an automotive engine, a module with an oil cooler and / or a module with a valve associated exhaust gas cooler ,

As described above, the presentation device 10 also serve a so-called fixed demonstration product 13 exhibit, which is a cooler of a motor vehicle engine here. In other words, here's the real part 13-A the radiator 13 do not take different positions like moving real parts 12-A , In other words, the fixed real part 13-A a demonstration product with respect to the screen 14 intended as immovable.

In the in the 1 and 2 illustrated embodiment, the screen is from a pedestal 18 carried. In other words, the screen points here 14 a support column 18 on. In this embodiment, the fixed genuine part 13-A of the demonstration product on the presentation device 10 at the base 18 locked.

According to a further, not illustrated embodiment, the radiator is on the screen 14 and in particular mounted on a surrounding frame.

According to one embodiment, the base is 18 hollow, so that he can record an information transmitter such as a computer.

In the in the 1 and 2 illustrated embodiment, the presentation device has a second, so-called tactile screen 20 on. In this embodiment, the tactile screen is 20 at the base 18 appropriate.

Under tactile screen 20 is a computer peripheral device that displays information on this screen while providing an integrated device for displaying / selecting the information.

In one embodiment, the tactile screen allows 20 , different types of operation, environment and / or scenarios later on the screen 14 in terms of the virtual part 12-B or 13-B the demonstration products are illustrated.

The screen 14 shows pictures, here animation pictures, the virtual part of the demonstration product or the demonstration products 12 or 13 , For this purpose it can be connected to an information transmitter such as a computer.

Animation images are understood to mean any means, the successive images of the virtual part of the demonstration product 12-B or 13-B in which the one real movable part 12-A or a fixed real part 13-A corresponding demonstration product is carried out for example in different types of applications and / or in different environments. These animated images can be executed as a cartoon or slideshow, for example.

The presentation device 10 also has at least one connecting means 16 between the screen 14 and the moving real part 12-A a demonstration product.

This connecting agent 16 can be a shift of the movable real part 12-A allow the Vorführprodukts between at least a first and a second position.

The first position is a so-called distant position, in which the movable real part 12-A of the demonstration product outside of the screen 14 is mounted opposite the room, and the second position is a so-called adjacent position in which the movable real part 12-A the demo product to the screen 14 opposite.

In the first or remote position is thus the moving real part 12-A the demo product from the screen 14 spaced. In other words, the movable real part obscures 12-A of the demo product in such a case, not part of the screen 14 , In such a position, the movable real part 12-A the demo product, for example, next to the screen 14 be arranged. In other words, the moving real part occupies 12-A the demo product in this remote position does not occupy the space in front of the screen 14 but is located outside the field of the screen 14 ,

The first or remote position thus allows a visitor, for example, facing the screen 14 is to look at the animation that is on the screen 14 runs without his looking from the moving real part 12-A of the demonstration product is disturbed.

The second or adjacent position is in turn a position which it is the movable real part 12-A of the demo product allowed the screen 14 that is, in the space that is in front of the latter, for example, corresponding to a contact between the plane of the screen surface and the plane of a flat portion of the surface of the moving real part corresponding to the cutting plane. The moving real part 12-A the demo product will be in front of a part of the screen 14 set up the virtual part 12-B represents the mobile show product in a particular embodiment or type of use.

In the adjacent position, it is thus possible, the movable real part 12-A of the demonstration product and the screen 14 to watch at the same time. This configuration allows a visitor, for example, in front of the screen 14 stands, the moving real part 12-A of the show product that overlays the animation image that represents it (in other words, the virtual part 12-B the demonstration product) and thus the moving real part 12-A and even to look at the demonstration product in its ordinary environment and / or in various modes of operation.

In the neighboring position are the movable real part 12-A and the virtual part 12-B one and the same demonstration product in the area of a sectional plane 15 one above the other. In other words, the display means are provided to be the virtual part 12-B indicate at the point where the moving real part 12-A of the demo product against the screen 14 positioned.

The connecting means 16 between the screen 14 and the moving real part 12-A of the show product thus allows the two (real and virtual) parts of the show product to face each other when the moving real part 12-A the Vorführprodukts located in its so-called adjacent position.

As in 3 is shown in this example, the connecting means 16 a hinged arm, the one with the screen 14 via a hinge firmly connected first end 16-1 having. In other words, in this embodiment, the displacement of the movable real part takes place 12-A of the demonstration product by a rotational movement.

The connecting means 16 also has a part with the moving real part 12-A the demonstration product firmly connected second end 16-2 on. The connection between the two elements takes place here by means of screws and nuts.

In the example of 3 is the moving real part 12-A the demonstration product, here a valve for a cooling circuit of a motor vehicle engine, with the connecting arm 16 over a plate 22 connected.

In a particular embodiment, the plate 22 Made of a transparent material, so that the plate overlooks the on screen 14 does not disturb broadcast animated pictures.

• – ein Bild, beispielsweise ein Animationsbild des Vorführprodukts am Bildschirm 14 zu projizieren, wobei das Bild den virtuellen Teil 12-B des Vorführprodukts darstellt, und
• – den beweglichen echten Teil 12-A des Vorführprodukts zwischen einer ersten (oder entfernten) Stellung, in welcher sich der bewegliche echte Teil 12-A des Vorführprodukts außerhalb des Raumes vor dem Bildschirm 14 befindet, und einer zweiten (oder benachbarten) Stellung, in welcher der bewegliche echte Teil 12-A des Vorführprodukts gegenüber dem Animationsbild, das dieses Produkt darstellt, am Bildschirm 14 angeordnet ist, zu verschieben.

When using a device according to the invention 10 and as previously described, it is possible

• An image, for example an animation image of the demonstration product on the screen 14 to project, the image being the virtual part 12-B represents the demonstration product, and
• - the moving real part 12-A the demonstration product between a first (or remote) position in which the movable real part 12-A of the demonstration product outside the room in front of the screen 14 is located, and a second (or adjacent) position in which the movable real part 12-A the demo product opposite the animation image that represents this product on screen 14 is arranged to move.

The presentation device 10 also has a memory unit.

In the storage unit is data, here in the form of digital images, the various views or images of the virtual part 12-B or 13-B of the demonstration product, stored.

Subsequently, the digital images of the virtual part or the virtual parts 12-B of the show product with the term "product image".

In a particular embodiment, the digital image is the virtual part 12-B or 13-B of the demonstration product a symmetrical view of the real part 12-A or 13-A the same Vorführprodukts, according to a sectional plane.

The storage unit may also include digital images of fluid circulation in a circuit with demonstration products and / or digital images of circulation in the latter.

The digital images of the fluid circulation here relate to various types of circulation of a cooling liquid in a cooling circuit or in cooling circuits of a motor vehicle and in the demonstration products.

Hereinafter, the digital images of the circulation mode or the various circulation modes may be referred to by the term "circulation image".

In the special in the 1 and 2 In the illustrated embodiment, the storage unit has not only data of product images but also digital images of the fluid circulation in a refrigeration cycle of an automotive engine and in the demonstration products.

The presentation device according to the invention 10 Also includes image processing means that store the digital image or images of the virtual part (s) 12-B or 13-B display the demonstration products and / or the digital image or digital images of the fluid circulation (here an engine coolant) at selected locations.

In other words, the image processing means enable the digital image of a show product (ie, the virtual part 12-B or 13-B the screening product) in a particular area of the screen 14 to show.

In particular, the image processing means enable the digital image of the virtual part of a particular show product to be projected at its adjacent position, ie, at the precise location where the real mobile part is located 12-A the display product is positioned when the connecting means 16 is in a position that is the positioning of the movable real part 12-A of the special show product in front of the selected spot.

The image processing means can also display the product images and the circulation images at the same time, so that a visitor, for example, in relation to the presentation device according to the invention 10 stands, has the impression that the fluid through the moving real part 12-A of the demonstration product flows when this part is in its adjacent position.

The 4 to 6 illustrate a use of the device according to the invention 10 ,

In the example of use shown here, the presentation device 10 three demonstration products, which have moving real parts and in particular the following parts: a module 12-1 with an exhaust gas cooler associated with a valve (in its remote position in FIG 4 ), an oil cooler 12-2 and a valve for a refrigeration cycle of an automotive engine 12-3 (which on the screen 14 in the 4 folded down).

The presentation device 10 also has a fixed demonstration product 13 , which is here a radiator of a cooling circuit of a motor vehicle engine, on.

The screen 14 in turn shows digital images of the virtual parts of the showcases (described in more detail below) 12-1b . 12-2B and 12-3b of the demonstration product 13B and digital pictures a circuit that connects the various digital images of the virtual parts of the aforementioned products. In the case of 4 to 6 it is a representation of a part of a cooling circuit of a motor vehicle engine.

The 4 illustrates a particular way of using a device according to the invention 10 in which the image processing means the screen 14 send digital images to the virtual parts of the demonstration products 12-1 . 12-2 and 12-3 correspond and come from the storage unit.

The image processing means also transmit the screen 14 Images of the circulation of the engine coolant through lines of the engine coolant circuit.

In this embodiment, the digital image is the virtual part of the show product 12-1b a symmetrical view of the movable real part 12-1A of the demonstration product with respect to its section plane.

In this embodiment, it integrates the digital image of the virtual part 12-1b The display product also integrates the image or images of the circulation of the radiator fluid within this part of the demonstration product.

Another demonstration product 13 is shown in two parts: a fixed one and here on the screen 14 firmly connected real part 13-A and a virtual part 13-B that's on the screen 14 projected, with the real and virtual parts complementing each other to form a complete representation of the demonstration product.

In the the virtual part 13-B Here, the image or images of the circulation of the cooling liquid within the fixed display product are also stored here.

The storage unit here also includes digital images of the fluid circulation in the various virtual parts of the other demonstration products 12-2 and 12-3 , In the embodiment illustrated here, however, these circuits are not visible because the real parts of the demonstration products 12-2 and 12-3 are in their neighboring positions. In such a case, the real and virtual parts of a show product overlap so that the indication of fluid circulation images in the lines connecting the images of the virtual products gives the impression that the engine cooling fluid is virtually circulating in the real part.

In the in 4 illustrated embodiment, the circulation of the engine coolant takes place exclusively between the module 12-1 having an exhaust gas cooler and the oil cooler 12-2 , It should be noted that in this embodiment, the device informs that the cooling liquid has a temperature of 49 ° C and that through the oil cooler 12-2 flowing oil (in exchange with the 49 ° C warm coolant) has a temperature of 30 ° C.

• – der bewegliche echte Teil 12-A des Vorführprodukts 12-2 oder 12-3 in der Nähe des Bildschirms 14 positioniert wird,
• – das Bild des virtuellen Teils derselben Vorführprodukte in Übereinstimmung mit ihrem beweglichen echten Teil angezeigt wird.

In other words, the invention also relates to a presentation method in which a device as described above is used, in which

• - the mobile real part 12-A of the demonstration product 12-2 or 12-3 near the screen 14 is positioned
• - The image of the virtual part of the same show products is displayed in accordance with their moving real part.

Here, product images and circulation images are simultaneously displayed, so that a visitor has the impression that the fluid flows through the demonstration product.

In the in 5 The type of use illustrated illustrates the projected digital image of the circulation of engine coolant this time between all components of the engine cooling circuit and throughout the illustrated circulation lines.

In other words, in this embodiment, the digital image of the circulation of the cooling liquid suggests that the latter moves in the entirety of the display products exhibited by the fixed or movable genuine parts.

In particular, the impression is given here that the fluid flows through the demonstration products as a result of the combination of the digital circulation image and the demonstration products in their neighboring positions.

In other words, the real and virtual parts of the same show product having a movable real part are in mutual agreement, particularly with respect to a cutting plane.

The connecting means 16 between the screen 14 and the show product allows the two (real and virtual) parts of a show product to face each other when the show product is in its so-called adjacent position.

In this embodiment, the device informs that the circulation of the engine coolant at a temperature of 110 ° C and the circulation of the oil in the oil cooler 12-2 (in exchange with the 49 ° C hot coolant) in turn at a temperature of 123 ° C.

In the 6 illustrated embodiment is that of 4 similar. The difference in this case lies in the temperatures of the circulation of the engine coolant and the oil, which are 44 ° C and 28 ° C, respectively.

The invention is not limited to the description of the embodiments illustrated above without limitation, but encompasses the totality of the variants which the person skilled in the art may consider in the light of the following claims.

Claims (12)

Presentation device ( 10 ) with at least one so-called real part ( 12-A ; 13-A ), which forms a material or operable part of a demonstration product, a screen ( 14 ) and display means comprising an image of a so-called virtual part ( 12-B ; 13-B ) of the demonstration product on the screen ( 14 ) according to the near the screen ( 14 ) positioned real part ( 12-A ; 13-A ). Device according to Claim 1, in which the virtual part is a symmetrical view of the real part with respect to a sectional plane ( 15 ), which is the demonstration product in the real part ( 12-A ; 13-A ) and the virtual part ( 12-B ; 13-B ). Device according to one of claims 1 to 2, further comprising a connecting means ( 16 ) between the screen ( 14 ) and the so-called movable real part of a demonstration product, wherein the connecting means a displacement of the movable real part ( 12-A ) between at least one first and one second position, wherein the first position is a so-called remote position in which the movable genuine part ( 12-A ) of the demonstration product outside of the screen ( 14 ) and wherein the second position is a so-called adjacent position in which the movable real part ( 12-A ) of the demonstration product to the screen ( 14 ) is opposite. Device according to Claim 3, in which the connecting means ( 16 ) is an arm, the one with the screen ( 14 ) via a hinge firmly connected first end ( 16-1 ) and one with the movable real part ( 12-A ) of the demonstration product firmly connected second end ( 16-2 ) having. Device according to Claim 1, in which a fixed, genuine part ( 13-A . 13-B ) of at least one demonstration product relative to the screen ( 14 ) is intended to be immovable. Presentation device with at least one real part of a demonstration product according to one of claims 3 or 4 and at least one fixed real part of a demonstration product according to claim 5. Device according to one of the preceding claims, characterized in that the display means comprise a first memory unit with the image of the virtual part ( 12-B ; 13-B ) of the show product, the so-called product image, and an image processing unit that can display the product image on the screen. The apparatus of claim 7, wherein the display means further comprises a second memory unit having at least one digital image of fluid circulation in a circuit with the display product, the so-called circulation image, wherein the image processing unit can simultaneously display the product and circulation images on the screen that a visitor has the impression that the fluid through the demonstration product ( 12 ; 13 ) flows through. Device according to one of the preceding claims, which also has a support column ( 18 ) Of the screen ( 14 ), which receives the real part of a demonstration product. Device according to one of the preceding claims, wherein the genuine part of the demonstration product is part of a heat exchanger for a motor vehicle and / or a valve for a motor vehicle and / or a module with at least one heat exchanger associated with a valve. Presentation method using a device according to any one of the preceding claims, wherein - the real part ( 12-A ; 13-A ) near the screen ( 14 ), - the image of the virtual part ( 12-B ; 13-B ) in accordance with the real part ( 12-A ; 13-A ) is shown. Presentation method according to claim 11, in which a presentation device according to claim 8 is used, in which at the same time the product images and the circulation images are displayed in such a way that a visitor has the impression that the fluid through the demonstration product ( 12 ; 13 ) flows through.

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