WO2019035105A1 - Structure pour former un écran de nuage de particules de liquide et utilisation dans un dispositif de projection lumineuse d'images dans un espace libre - Google Patents

Structure pour former un écran de nuage de particules de liquide et utilisation dans un dispositif de projection lumineuse d'images dans un espace libre Download PDF

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Publication number
WO2019035105A1
WO2019035105A1 PCT/IB2018/056287 IB2018056287W WO2019035105A1 WO 2019035105 A1 WO2019035105 A1 WO 2019035105A1 IB 2018056287 W IB2018056287 W IB 2018056287W WO 2019035105 A1 WO2019035105 A1 WO 2019035105A1
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WO
WIPO (PCT)
Prior art keywords
chamber
liquid
particle cloud
forming
screen
Prior art date
Application number
PCT/IB2018/056287
Other languages
English (en)
Spanish (es)
Inventor
Alberto BELTRAN HERRERA
Sergio Javier NOLASCO SALAZAR
David MARTINEZ DIAZ
Original Assignee
Tecnologias Phort S.A.P.I. De C.V.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tecnologias Phort S.A.P.I. De C.V. filed Critical Tecnologias Phort S.A.P.I. De C.V.
Publication of WO2019035105A1 publication Critical patent/WO2019035105A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
    • A63J5/00—Auxiliaries for producing special effects on stages, or in circuses or arenas
    • A63J5/02—Arrangements for making stage effects; Auxiliary stage appliances
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/608—Fluid screens

Definitions

  • the present invention is directed to a structure for forming a screen of cloud of liquid particles and device for projection of holographic images and interaction with them in free space that contains it, by means of the light projection of said holographic images on said cloud screen of liquid particles, BACKGROUND OF THE INVENTION
  • the International Application WO 2014/178750 A1 describes a multimedia screen that has a projection screen in the free space and a gesture control function, which is intended for the reproduction of multimedia contents containing images, in a mobile electronic device.
  • the multimedia screen comprises a device for generating a projection screen in the free space and a projection device, and generates an image in the free space in the direct proximity to a mobile device, wherein the The generated image is physically penetrable, allowing a variety of control functions to be applied.
  • International Application WO 2014/04656 refers to a method and device for forming an aerosol projection screen that is intended to create physically permeable images, including multimedia interactive displays.
  • the international application WO 2014/065697 Al discloses a device for the control of gestures of a multimedia screen with a projection screen of non-solid state, said device comprising infrared emitters, operating in a pulsed mode, which are provided with elements of optical focus and are oriented so that the emitted radiation is directed along the non-solid state projection screen; infrared sensors, equipped with optical focusing elements and capable of detecting the infrared radiation reflected from a control device, infrared sensors that are oriented in the same direction as the infrared emitters and located in their immediate vicinity, defining, together with the infrared emitters, at least one region sensitive to touch; and a computing device that is capable of capturing signals from the infrared sensors, determining a first coordinate of the control device based on the known location of each infrared sensor and determining a second coordinate of the control device based on the phase difference between an emitted infrared signal and a detected infrared signal.
  • the Utility Model Patent C3S ⁇ 201060363 Y makes mention of a fog screen generating device, comprising a polygonal flow deflector in honeycomb shape, a front air jet generation frame, a water mist air generating frame, a rear air jet generation frame and a control section, e the one, the polygonal flow deflector in Honeycomb shape is placed on top of the fog screen generating device; and a front blower, a water atomizer and a rear fan, respectively, receive signals from the control section.
  • the difficulty of this lies in the ability to thin the screen to an appropriate degree, due to the existing temperature difference between the particles and the environment where the screen is formed with those particles, the velocity of propagation of the particles, the Venturi effect, the gravity, the cohesion and other physical effects related to it.
  • an enveloping air flow is proposed parallel to the area where the particle screen should be formed.
  • the quality of the same will depend on the aforementioned factors and, in particular, on the flow conditions with which said screen and surrounding air have before and after the exit.
  • a further object of the present invention is to provide a method for the light projection of images in free space and interaction therewith, from the device of light projection of images in free space of the present invention.
  • Figure 1A illustrates a perspective view of the camera of one embodiment of the structure to form a liquid particle cloud screen of the present invention.
  • Figure IB illustrates a perspective view of the opposite side of Figure 1A.
  • Figure 2A illustrates a perspective view of the structure to form a liquid particle cloud screen of Figure 1A.
  • Figure 2B illustrates a perspective view of the opposite lacl of Figure 2A.
  • Figure 3 is a planar sectional view A-A 'of structure to form a particle cloud screen the liquid of Figure 2A.
  • Figure 4A illustrates a perspective view of structure to form a particle cloud screen the liquid of Figures 2A-2B closed by its transverse edges by lids, in a modality thereof
  • Figure 4B illustrates a perspective view of the opposite lacl of Figure 4A.
  • Figure 4C illustrates a perspective view of a structure to form a particle cloud screen the liquid of Figures 4A-4B closed by its transverse edges by covers, and with ducts communicating a liquid particle generation enclosure with 1 camera .
  • Figure 4D illustrates a perspective view of structure for forming a particle cloud screen of the liquid of Figures 2A-2B, without caps on the observable cross-bord, in a modality containing the liquid to be particulate within the camera.
  • Figure 4E illustrates a perspective view of a structure to form a particle cloud screen liquid of Figure 4D closed by its transverse edges by lids, in a modality thereof.
  • Figure 4F illustrates a perspective view of the opposite side of Figure 4E.
  • Figure 4G illustrates a perspective view of the structure to form a liquid particle cloud screen of Figure 4E closed at its transverse edges by caps, which has an auxiliary air-drive device.
  • Figure 4H illustrates a perspective view of the opposite side of Figure 4G.
  • Figure 41 illustrates a perspective view of the structure of Figure 4G, associated with a liquid reservoir (with transparency in walls to see internal elements) and other parts.
  • Figure 5A illustrates a perspective view of the camera of another embodiment of the structure to form a liquid particle cloud screen of the present invention.
  • Figure 5B illustrates a perspective view of the opposite side of Figure 5A.
  • Figure 6A illustrates a perspective view of the structure to form a liquid particle cloud screen of Figure 5A.
  • Figure 6B illustrates a perspective view of the opposite side of Figure 6A.
  • Figure 7 is a planar sectional view A-A 'of structure for forming a liquid particle cloud screen of Figure 6A.
  • Figure 8A illustrates a perspective view of structure for forming a liquid particle cloud screen of Figures 6A-6B closed by its transverse edges by lids, in a modality thereof.
  • Figure 8B illustrates a perspective view of the opposite side of Figure 8A.
  • Figure 8C illustrates a perspective view of a structure for forming a liquid particle cloud screen of Figures 8A-8B closed by its transverse edges by covers, and with ducts communicating a liquid particle generation enclosure with 1 camera .
  • Figure 8D illustrates a perspective view of structure for forming a liquid particle cloud screen of Figures 6A-6B, without caps on the observable cross-section, in a modality containing the liquid to be particulate within the chamber .
  • Figure 8E illustrates a perspective view of a structure to form a particle cloud screen.
  • liquid of Figure 8D closed by its transverse edges by lids, in a modality thereof.
  • Figure 8F illustrates a perspective view of the opposite side of Figure 8E.
  • Figure 8G illustrates a perspective view of the structure to form a liquid particle cloud screen of Figure 8E closed at its transverse edges by caps, which has an auxiliary air-drive device.
  • Figure 8H illustrates a perspective view of the opposite side of Figure 8G.
  • Figure 81 illustrates a perspective view of the structure of Figure 8G, associated with a liquid reservoir (with transparency in walls to see internal elements) and other parts.
  • Figure 9 illustrates a perspective view of the tangential turbine useful in the device for the light projection of images in free space and interaction with them of the present invention.
  • Figure 10A illustrates a partial perspective view of the interior of a modality of the device for projection of light images in free space and interaction with them of the present invention, which has the structure to form a liquid particle cloud screen.
  • the embodiment of Figures 4A to 4C associated with a tangential turbine.
  • Figure 10B illustrates a partial perspective view of the interior of an embodiment of the device for projection of free space light images and interaction with them of the present invention, which has the structure to form a cloud screen of liquid particles of the embodiment of Figures 4D to 41 associated with a tangential turbine.
  • Figure 10C illustrates a partial perspective view of the interior of an embodiment of the device for projection of free space light images and interaction with them of the present invention, which has the structure to form a cloud screen of liquid particles of the embodiment of Figures 8A to 8C associated with a tangential turbine.
  • Figure 10D illustrates a partial perspective view of the interior of an embodiment of the device for projection of free space light images and interaction with them of the present invention, which has the structure to form a cloud screen of liquid particles of the embodiment of Figures 8D to 81 associated with a tangential turbine.
  • Figure 11 illustrates a schematic perspective view of a preferred embodiment of the projection, operation and control system and other elements associated therewith of an embodiment of the device for projecting light into images in free space and interacting with them of the present invention
  • Figure 12A illustrates a perspective view of a preferred embodiment of the exterior of the device for projection of light images in free space and interaction therewith, applicable to the modalities of Figures 4A to 41.
  • Figure 12B illustrates a perspective view of a preferred embodiment of the exterior of the device for projection of light in images in free space and interaction therewith, applicable to the modalities of Figures 8A to 81.
  • Figure 13A illustrates a plan view of the cut-away A-A 'of the free-space illumination projection device and interaction therewith of Figure 12A, including the embodiment of Figure 10A, showing some of the parts.
  • Figure 13B illustrates a plan view of the cut-away AA 'of the free-space illumination projection device and interaction therewith of Figure 12B, including the embodiment of Figure 10C, showing some of the parts.
  • Figure 13C illustrates a plan view of the cut-away AA 'of the free-space illumination projection device and interaction therewith of Figure 12A, including the embodiment of Figure 10B, showing some of the parts.
  • Figure 13D illustrates a plan view of the cut-away A-A 'of the free-space illumination image projection device and interaction therewith of Figure 12B, including the embodiment of Figure 10D, showing some of the parts.
  • pluricity refers to two more quantities or units than indicated. Also, the term “pluralities” refers to the times indicated by a “p1ura1ity”.
  • a structure is described to form a liquid particle cloud screen which, in its most general form, comprises a liquid particle cloud chamber having an upper liquid particle cloud outlet aperture, a housing longitudinally enveloping the chamber having a separation between they forming a first channel and a second channel, in the upper part a first air current outlet and a second air current outlet are formed from the fluid particle cloud exit aperture of the chamber and the housing , so that the fluid particle cloud exit aperture of the chamber is between the first and second air stream outlets, and a first and second caps that close transverse between the chamber and the housing, each of the first and second covers has a hole that communicates the outside of said covers with the interior of the chamber, wherein said housing has a lower opening of current input d
  • the air, and at least a portion of the housing defined between each of the air outlets and the lower air stream inlet opening is substantially parallel to the respective portions of the chamber, wherein the chamber comprises a concave lower section.
  • each of the first and second channels are divided by at least one separation rib attached to both the chamber and the housing, to form a plurality of cells.
  • the chamber (100) comprises a continuous wall, with a first longitudinal edge (101), a second longitudinal edge (102), a first transverse edge (100T) and a second transverse edge (100T '), in which the first longitudinal edge (101) and the second edge set it at (102) form the fluid particle cloud exit aperture (105).
  • the concavity of the lower section of the chamber (Al) extends to wall portions of the chamber (100) bounded by the line Ll defined by a first pair of points (I, I ') and by the line L2 defined by a second pair of points (J, J'), so that the wall portion defined between the line Ll and up to the line L2 delimit the lower section of the chamber (Al), which has a substantially concave shape towards said chamber (100).
  • the portion of the wall bounded by the line Ll and in the direction of the first edge longitudinal (101) presents a substantially convex shape inwardly of said chamber (100) to a line L3 defined by a third pair of points (M, M f ), forming a first convex section of the chamber (El).
  • the portion of the wall bounded by the line L2 and in the direction of the second longitudinal edge (102) has a shape substantially convex inwardly of said chamber (100) to a line L4 defined by a fourth pair of points ( N, N '), forming a second convex section (E2) of the chamber (100).
  • the step reduction section (110) is formed inside the chamber (100). From portions of the wall of the chamber (100), limited by the line L3 and first longitudinal edge (101), forming a first terminal portion (Fl), and by the line L4 and second longitudinal edge (102), forming a second terminal portion (F2), the outlet end section (105S) is formed, which is prior to the liquid particle cloud exit aperture (105), the terminal section portion (El) being substantially flat and parallel to the second terminal section (F2), constituting the output terminal section (105S) of the chamber (100).
  • the possible forms of the chamber that meet these conditions are not limited only to those proposed in the present embodiment or another described herein, it being further appreciable that said conditions reach transverse shapes for the chalice-shaped chamber, pistil (of plants), or of aerodynamic profile with the intrados and extrados substantially identical to each other, which has important advantages when receiving an air current, as will be indicated later.
  • this comprises a first wall (200A) with a first upper longitudinal edge (201), a first lower longitudinal edge (203) , a first edge transverse (201T) and a second transverse edge (201 ⁇ "), and a second wall (200B) with a second upper longitudinal edge (202), a second edge 1ongit.udina1 lower (204), a first transverse edge (202T) and a second transverse edge (202 ⁇ ").
  • the space between the first upper longitudinal edge (201) of the first housing wall (200A) and the first longitudinal edge (101) of the chamber (100) define the first outlet of air stream (205A), as well as the space between the second upper longitudinal edge (202) of the second housing wall ⁇ 200B) and the second longitudinal edge (102) of the chamber (100) define the second outlet of air stream (205B), so that the exit opening of liquid particle cloud (105) is between the first and second air stream outlets (205A, 205B), as well as the lower longitudinal edges (203, 204) are spaced from each other, forming the lower inlet opening air stream (210).
  • the first wall of the casing (200A) is spaced apart from the respective portion of the wall of the chamber (100), forming a first channel ⁇ 210A), as well as the second wall (200B), as also already mentioned, is found spaced from the respective portion of the wall of the chamber (100), forming a second channel (210B).
  • Said first channel (210A) is in communication with the first air stream outlet (205A) at its upper part and with the lower air stream inlet opening (210), as well as said second channel (210B) is in communication with the second air stream outlet (205B) at its upper part and with the lower air flow inlet opening (210).
  • the portion of the first shell wall, which is substantially parallel to the corresponding portion of the chamber has substantially equal extension and position with respect to the portion of the second shell.
  • carcass wall that is substantially parallel to the corresponding portion of the chamber, facing each other that is, the portion of the first carcass wall that is substantially parallel to the corresponding portion of the chamber is equal to the portion of the second wall of carcass which is substantially parallel to the corresponding portion of the chamber, and vice versa, said portions of the first and second carcass portions facing each other, the extensions of the first and second carcass walls being substantially parallel to the respective portions thereof.
  • the chamber can range from about 10% to about 90% of each thereof.
  • Said extensions are preferably continuous, wherein the position of the substantially parallel portions of the first and second housing walls with the corresponding portions of the chamber starting at the air stream outlets (205A, 205B), and extending in the direction of the respective lower longitudinal edge (2Q3, 204) of each of the first and second shell walls (200A, 200B).
  • the sections of the portions of the first and second housing walls that correspond to the gradual reduction section (110), in this case, the convex sections (El, E2) of the chamber, respectively, are within of the extension of the substantially parallel portions of the first and second housing walls with corresponding portions of the chamber, or can be seen in the embodiment of Figures 2 ⁇ and 2B.
  • Said portions are formed between the line L5 and L7 for the first housing wall (200 ⁇ ), to form the first convex section (EC1) of the first housing wall (200A), and between the lines L6 and L8 for the second wall of carcass (200B), to form the second convex section (EC2) of the first carcass wall (200B), where the line L5 is formed from a fifth pair of points (Q, Q '), where these they are formed from the intersection of a perpendicular line (not indicated) to the wall of the chamber, drawn from each of the third pair of points (M, M '), respectively, and the first housing wall (200A) and the line L7 is formed from a seventh pair of points (S, S '), where these are formed from the intersection of a perpendicular line (not indicated) to the wall of the camera, drawn from each of the first pair of points (I, I ') and the first carcass wall (200 ⁇ ), and line L6 is formed from a sixth pair of points (R, R'), where these are formed
  • an exit portion (G3, G) is formed in each of the housing walls (200A, 200B), as can be seen in Figures 2A and 2B, where the exit portions (G3, G4) of each one of the shell walls (200A, 200B) is substantially planar and parallel to the respective terminal portion (Fl, F2) of the chamber (100).
  • the first transverse edge of the chamber and the first transverse edge of the first and second housing walls are joined to the first cover (115), while the second border cross section of the chamber and the second transverse edge of the first and second housing walls are joined to the second cover (115 ').
  • the first lid (115) has a first main orifice (120) and the second lid (115 ') has a second main orifice (120'), by means of which the liquid particles will enter into the chamber (100), to subsequently be directed towards the liquid particle cloud exit (105) and form the liquid particle cloud screen, as will be explained further on in an embodiment of the present invention corresponding to Figure 4C.
  • the generation of liquid particles takes place inside the chamber (100), whereby the first cover (115) has a first air inlet hole (121) and the second cap has a second air inlet port (121 ') to facilitate the exit of the liquid particles through the outlet opening (105).
  • the transverse edges of the housing may be attached to different covers to those of the chamber, thus leaving the caps of the chamber between the covers of the housing and the housing.
  • the same covers are joined to the respective first and second transverse edges of the housing and the chamber, wherein said covers have contact surfaces in different planes (high or low relief) ) for each of the first and second transverse edges of the chamber with respect to the corresponding first and second transverse edges of the housing.
  • the at least one separation rib (C) is attached to the wall of the chamber (100) and to the corresponding housing wall (200A, 200B), said at least one rib (C) extends, at least partially, from the longitudinal edges (101, 102) of the chamber (100) and upper longitudinal edges (201, 202) of each housing wall (200A, 200B) towards the lower entrance opening of air stream (210), respectively defining a plurality of cells (300A, 300B) for each channel (210A, 210B), as can be seen in at least one of Figures 4A to 4H, and said at least one separation rib (C) is substantially parallel to the caps (115, 115 '), so that said at least one separation rib (C) is perpendicular to both to the wall of the chamber (100) as to the housing walls (200 ⁇ , 200B).
  • each main orifice (120, 120 ') of the respective cover (115, 115') is paired with the lower part of the chamber (100), connecting to and communicating with a respective conduit (125, 125 ') by means of the upper end of each conduit (125, 125'), while the lower end of each conduit (125, 125 ') is connected and is in communication with a liquid particle cloud generating enclosure (130) comprising a liquid zone (135) and a liquid particle cloud formation zone (140), at least one cloud generating device of liquid particles (145), positioned within the liquid zone (135), at least one air drive device (150) positioned through the wall of the enclosure (130) in the zone of particle cloud formation liquid (140), in order to enter a current of ai re inside said enclosure (130) in the formation zone of liquid particle cloud (140) and allow the generated liquid particles to leave said enclosure (130), through the conduits ⁇ 125, 125 '
  • the at least one air drive device and the at least one device generating a cloud of liquid particles are properly connected to the power source and are controlled by an electronic operation and control system for the proper operation and adjustment of the current of air provided within the enclosure and generation of liquid particles, as well as other means, for example, a current switch for each or a switch for both, to start or stop its operation, in a device for projecting images in space free and interaction with them, such as that of the present invention.
  • the chamber contains the liquid to be particulate, defining a liquid zone (160) and a zone of cloud formation of liquid particles (165).
  • a liquid zone (160) there is at least one liquid particle cloud generating device (170), which can be conveniently positioned on an internal support (175) positioned within the liquid zone (160).
  • the air inlet hole (121, 121 ') of each of the covers (115, 115') is located at the level of the liquid particle cloud formation area (165), in order to provide input of air to the chamber to achieve the exit of the liquid particles through the opening (105), preventing at least part of it from becoming an air inlet, decreasing the spread of the liquid particle cloud screen, or interacting with countercurrent with respect to the air leaving the air stream outlets (205A, 205B).
  • a liquid inlet (100E) is located in at least one of the first and second covers (115, 115 '), to supply liquid to the chamber (100), and is located in the cloud formation zone of liquid particles (165).
  • An auxiliary air drive device (180, 180 ') is placed in each of the air inlet holes (121, 121'), in order to force the entry of an air stream into the chamber in the zone of cloud formation of liquid particles and allow liquid particles to leave the chamber through the liquid particle cloud exit aperture (105) more easily by the action of the air flow coming out of the air stream outlets (205A, 205B) -
  • the at least one auxiliary air drive device and the at least one device generating cloud of liquid particles are properly connected to the power source and are controlled by the electronic operation and control system for the proper operation and adjustment of the air flow provided within the chamber and generation of liquid particles, as well as other means, for example, a switch of current for each one or a switch for both, to start or stop its operation, in a device for projection of images in free space and interaction with them, with that of the present invention.
  • liquid reservoir (400) In order to be able to fill the chamber with liquid for the generation of the particle cloud in the structure of the present modality, as shown in Figure 41, it also comprises a liquid reservoir (400), with a power inlet of liquid (405), a liquid pump (410) whose outlet is connected to a duct (415) at its first end, and connected to the liquid inlet (100E) of the corresponding lid of the chamber at its second end Likewise, in the liquid reservoir (400) a liquid zone (420) and an open air zone (425) are formed.
  • the chamber (500) comprises a continuous wall, with a first longitudinal edge (501), a second longitudinal edge (502), a first transverse edge (500T) and a second transverse edge (500 ⁇ "), wherein the first longitudinal edge (501) and the second longitudinal edge (502) ) form the fluid particle cloud exit aperture (505).
  • the concavity of the lower section of the chamber (A5) extends to wall portions of the chamber (500) bounded by the line 5L1 defined by a first pair of points (51, 51 ') and line 5L2 defined by a second pair of points (5J, 5 J'), so that the wall portion defined between line 5L1 and line 5L2 delimits the lower section of the chamber (A5) , which has a substantially concave shape towards said chamber (500).
  • the portion of the wall bounded by the line 5L1 and in the direction of the first longitudinal edge (501) has a shape substantially convex inwardly of said chamber (500) to a line 5L3 defined by a third pair of points (5, 5M ') , forming a first convex section of the chamber (5E1).
  • the portion of the wall limited by line 5L2 and in direction to the second longitudinal edge (502) presents a substantially convex shape inwardly of said chamber (500) to a line 5L4 defined by a fourth pair of points (5N, 5N '), forming a second convex section (5E2) of the chamber (500)
  • the step reduction section (510) is formed inside the chamber (500).
  • the outlet end section (505S) is formed, which is prior to the liquid particle cloud exit opening (505), the terminal section portion (5F1) being substantially flat and parallel to the second terminal section (5F2), forming the output terminal section (505.3) of the chamber (500).
  • the concavity in the portions of the wall of the chamber (500) changes from the lines 5L1 and 5L2 (inflection points), the wall portion between said lines 5L1 and 5L2 being concave into the chamber (500), and convex into said chamber (500) from the lines 5L1 and 5L2 and up to lines 5L3 and 5L4, respectively, and the portion of the wall from line 5L3 and up to the first longitudinal edge (501) is substantially flat and parallel to the portion of the wall starting from the 5L4 and up to the second longitudinal edge (502), forming an output terminal section (505S), before the liquid particle cloud exit opening (505),
  • the possible forms of the camera that meet with these conditions they are not limited only to the proposals in the present embodiment or another described herein, it being further appreciable that said conditions reach transverse forms for the chamber in the form of chalice, pistil (of plants), or aerofoil with the intrados and extrados substantially identical to each other, which has important advantages when receiving an air current
  • this comprises a first wall I600A) with a first upper longitudinal edge (601), a first lower longitudinal edge (603), a first transverse edge I601T) and a second transverse edge (601T '), and a second wall (600B) with a second upper longitudinal edge (602), a second lower longitudinal edge (604), a first transverse edge (602T) and a second transverse edge (602 ⁇ ").
  • the space between the first edge upper longitudinal (601) of the first housing wall (600A) and the first longitudinal edge (501) of the chamber (500) define the first air stream outlet (605 ⁇ ), as well as the space between the second upper longitudinal edge (602) of the second carcass wall (60QB) and the second longitudinal edge (502) of the chamber (500) define the second air stream outlet (605B), so that the particle cloud exit aperture liquid (505) is between the first and second air stream outlets (605A, 605B), as well as the lower longitudinal edges (603, 604) are spaced from each other, forming the lower air stream inlet opening (610) ).
  • the first housing wall (600 ⁇ ) is spaced apart from the respective portion of the wall of the chamber (500), forming a first channel (61QA), as well as the second wall (600B), as already mentioned, it is spaced from the respective portion of the wall of the chamber (500), forming a second channel (610B).
  • Said first channel (610A) is in communication with the first air stream outlet (605A) at its upper part and with the lower air stream inlet opening (610), as well as said second channel ⁇ 610B) is in communication with the second air stream outlet (605B) in its upper part and with the lower air inlet opening (610).
  • at least one part of the housing is substantially parallel to the chamber. In the embodiment shown in Figures 6 ⁇ .
  • the portion of the first housing wall which is substantially parallel to the corresponding portion of the chamber, has substantially equal extension and position with respect to the portion of the second housing wall that is substantially parallel to the corresponding portion of the chamber, facing each other, that is, the portion of the first housing wall that is substantially parallel to the corresponding portion of the chamber is equal to the portion of the second housing wall that is substantially parallel to the corresponding portion of the chamber, and vice versa, said portions of the first and second housing portions facing each other.
  • the extension of the first and second shell walls that are substantially parallel to the respective portions of the chamber can range from about 10% to about 90% of each thereof.
  • Said extensions are preferably continuous, wherein the position of the substantially parallel portions of the first and second housing walls with the corresponding portions of the chamber start at the air stream outlets (605A, 605B), and extend in the direction of the lower longitudinal edge (603, 604) respective of each of the first and second shell walls (600A, 600B) -
  • the sections of the portions of the first and second shell walls corresponding to the step reduction section (510), in this case, the convex sections (5E1, 5E2) of the chamber, respectively are within the extension of the substantially parallel portions of the first and second housing walls with the corresponding portions of the chamber, as can be seen in the embodiment of Figures 6A and 6B.
  • Said portions are formed between the lines 6L5 and 6L7 for the first housing wall (600A), to form the first convex section (5EC1) of the first housing wall (600 ⁇ ), and between the lines 6L6 and 6L8 for the second carcass wall (600B), to form the second convex section (6EC2) of the first carcass wall (6Q0B), where line 6L5 is formed from a fifth pair of points (6Q, 6Q '), in where these are formed from the intersection of a perpendicular line (not indicated) to the wall of the chamber, drawn from each of the third pair of points (5M, 5M '), respectively, and the first housing wall ( 600 ⁇ ) and line 6L7 is formed from a seventh pair of points (6S, 6S '), where these are formed from the intersection of a perpendicular line (not indicated) to the wall of the camera, drawn from each of the first pair of points (51, 51 ') and the first housing wall (600. ⁇ ), and the line 6L6 is formed from a sixth pair of points (6
  • the second non-parallel portion (Kl, K2) of each of the shell walls (600A, 600B) with respect to the corresponding portions of the chamber (500), has a gap therebetween which gradually increases from the end of the portion of each of the shell walls that is substantially parallel to the corresponding portion of the chamber towards the lower longitudinal edges (603, 604) of each of the shell walls (6Q0A, 6Q0B), thereby , the air outlets (6Q5A, 6Q5B) have a smaller separation, between the chamber (500) and the corresponding casing wall (600A, 600B), than any other separation between the chamber (500) and the casing wall (600A) , 600B) corresponding within the respective channel (610A, 610B).
  • the first transverse edge of the chamber and the first transverse edge of the first and second housing walls are joined to the first cover (515), while the second border cross section of the chamber and the second transverse edge of the first and second housing walls are joined to the second cover (515 ').
  • the first lid (515) has a first main orifice (520) and the second lid (515 ') has a second main orifice (520'), means from which the liquid particles will enter into the chamber (500), to be subsequently directed towards the liquid particle cloud outlet (505) and form the liquid particle cloud screen, as will be explained later in one embodiment of the present invention corresponding to Figure 8C.
  • the generation of liquid particles is carried out within the chamber (500), whereby the first cover (515) has a first air inlet hole (521) and the second cover has a second air inlet hole (521 /) to facilitate the exit of the liquid particles through the outlet opening (505).
  • a mode of the present invention according to this embodiment will be explained below, shown in Figures 8F to 81.
  • the transverse edges of the housing may be attached to different covers to those of the chamber, thus leaving the caps of the chamber between the covers of the housing and the housing. camera.
  • the same covers are joined to the respective first and second transverse edges of the housing and of the chamber, wherein said covers present contact surfaces in different planes (high or low relief) for each of the first and second transverse edges of the chamber with respect to the corresponding first and second transverse edges of the housing.
  • the at least one separation rib (6C) is attached to the wall of the chamber (500) and to the corresponding housing wall (600A, 600B), said at least one rib (6C) extends, at least partially, from the longitudinal edges (501, 502) of the chamber (500) and upper longitudinal edges (601, 602) of each housing wall (600A, 600B) to the lower airflow inlet opening (610) ), respectively defining a plurality of cells (7Q0A, 700B) for each channel (610A, 610B), as can be seen in at least one of Figures 8A to 8H, and said at least one separation rib (6C) is substantially parallel to the caps (515, 515 '), so that said at least one separation rib (6C) is perpendicular both to the wall of the chamber (500) and to the housing walls (600A, 600B).
  • each main orifice (520, 520 ') of the respective cover (515, SIS') is paired with the lower part of the chamber (500), connecting to and communicating with a respective conduit (525, 525 ') by means of the upper end of each conduit (525, 525'), while the lower end of each conduit (525, 525 ') is connected and is in communication with a liquid particle cloud generation enclosure (530) comprising a liquid zone (535) and a liquid particle cloud formation zone (540), at least one cloud generating device of liquid particles (545), positioned inside the liquid zone (535), at least one air drive device (550) positioned through the enclosure wall (530) in the liquid particle cloud formation area (5 0), for the purpose of entering an air stream inside said enclosure (530) in the liquid particle cloud formation zone (540) and allowing the generated liquid particles to leave said enclosure (530), through the conduits (525), 525 ') towards the chamber (500), and
  • the at least one air drive device and the at least one device generating a cloud of liquid particles are properly connected to the power source and are controlled by an electronic operation and control system for the proper operation and adjustment of the current of air provided within the enclosure and generation of liquid particles, as well as other means, for example, a power switch for each one or a switch for both, to start or stop its operation, in a device for projection of images in free space and interaction with them, such as that of the present invention.
  • the chamber (500) contains the liquid to be particulate, defining a zone of liquid (560) and a zone of formation of cloud of liquid particles (565).
  • the liquid zone (560) there is at least one liquid particle cloud generating device (570), which can be conveniently positioned on an internal support (575) positioned within the liquid zone (560).
  • each of the covers (515, 515') is located at the level of the liquid particle cloud formation zone (565), in order to provide input of air to the chamber to achieve the exit of the liquid particles through the opening (505), preventing at least part of it from becoming an air inlet, decreasing the spread of the liquid particle cloud screen, or interacting with countercurrent with respect to the air leaving the airflow outlets (605 ⁇ , 605B).
  • a liquid inlet (500E) is located on at least one of the first and second covers (515, 515 '), to supply liquid to the chamber (500), and It is located in the liquid particle cloud formation zone (565).
  • An auxiliary air drive device (580, 580 ') is placed in each of the air inlet holes (521, 521'), in order to force the entry of an air stream into the chamber in the zone of formation of cloud of liquid particles and allowing liquid particles to leave the chamber through the outlet opening of liquid particle cloud (505) more easily by the action of the air flow leaving the exits of air stream (605A, 605B).
  • the at least one auxiliary air drive device and the at least one device generating a cloud of liquid particles are properly connected to the power source and are controlled by the electronic operation and control system for the proper operation and adjustment of the air flow provided within the chamber and generation of liquid particles, as well as other means, for example, a current switch for each or a switch for both, to start or stop its operation, in an image projection device in free space and interaction with them, such as that of the present invention.
  • this also comprises a liquid reservoir (800), with a liquid feed inlet (805), a liquid pump (810) whose outlet is connected to a conduit (815) at its first end, and connected to the liquid inlet (500E) of the corresponding lid of the camera by its second end.
  • a liquid zone (820) and an open air zone (825) are formed in the liquid tank (800).
  • the at least one liquid particle cloud generating device in any embodiment of the present invention can be any device of the art that allows to form a spray from a liquid.
  • Illustrative, but not limiting examples of said particle cloud generating devices are atomizers, nebulizers, sprayers, vaporizers, aerosol generators, among others. These devices can have different operating principles, for example, vibrations, heat, ultrasound, etc.
  • the at least one particle cloud generating device is an ultrasonic spray.
  • the at least one air drive device and the at least one auxiliary air drive device in any embodiment of the present invention can be any device of the art that allows air to be driven. A more non-limiting enunciative example of said devices are the fans.
  • Both the enclosure for the generation of liquid particles, in the applicable modalities, and the chamber containing the liquid to be particulate, in the applicable modalities can include at least one level sensor (not shown) located in a convenient position to know the level / amount of the liquid inside the chamber, being connected to an operation and control system of a free-space illumination projection device such as that of the present invention, wherein said level sensor reports the amount of liquid from the camera to the user, so that the user can determine if more liquid is added via the liquid inlet or if enough liquid is available for the deployment of the liquid particle cloud.
  • at least one level sensor located in a convenient position to know the level / amount of the liquid inside the chamber, being connected to an operation and control system of a free-space illumination projection device such as that of the present invention, wherein said level sensor reports the amount of liquid from the camera to the user, so that the user can determine if more liquid is added via the liquid inlet or if enough liquid is available for the deployment of the liquid particle cloud.
  • the number of ribs for the modalities presented in the Figures and others that are derived from what is described herein, can be variable. Cells with longitudinal extensions between about 2.54 cm (1 inch) and about 5.08 cm (2 inches) are preferred to provide greater uniformity to the liquid particle cloud screen.
  • the portions of the chamber wall corresponding to the gradual reduction section which are convex in the embodiments described above, can be substantially flat, including upstream thereof, an end section of liquid particle cloud exit, as in the embodiments shown in the present invention.
  • the entire housing is substantially parallel to the corresponding portions of the chamber, ie, the first housing wall is substantially parallel to the corresponding portion of the chamber from the first upper longitudinal edge to the first lower longitudinal edge, and the second shell wall is substantially parallel to the corresponding portion of the chamber from the second upper longitudinal edge to the second lower longitudinal edge1.
  • a portion of the housing is substantially parallel to the corresponding portions of the chamber, i.e., a portion of the first housing wall is substantially parallel to the corresponding portion. of the chamber from the first lower longitudinal edge in the direction of the first upper longitudinal edge, and a portion of the second shell wall is substantially parallel to the corresponding portion of the chamber from the second lower longitudinal edge in the direction of the second edge longitudinal superior
  • a non-parallel portion is formed, which spans a carcass wall portion from the end of the substantially parallel portion thereof, to the corresponding upper longitudinal edge.
  • the distance between each of the shell walls and the corresponding chamber portion gradually decreases from the end of the portion substantially parallel to the upper longitudinal edge of corresponding shell wall.
  • the portions of the carcass walls which are substantially parallel to the corresponding portions of the chamber help to obtain a stable laminar flow of the air stream, due to the parallelism between the portions of the chamber wall and the carcass walls.
  • Said stable laminar flow is conveniently fractionated by each of said cells along the channels, formed by the at least one separating rib from downstream of the air current outlets, allowing greater control and uniformity at the outlet of the channels. particles of liquid.
  • the liquids which can be used in the present invention to form a cloud screen of liquid particles useful in a device for the light projection of images in free space are selected from Any liquid at room temperature exhibit a dynamic viscosity between about -3 and about 0.4xl0 l "5xl0 -s -3 N / m 2, a kinematic viscosity between about 0.4x and about 1.5x10 -6 0" 6 m 2 / s Under these conditions, some more non-limiting illustrative examples of useful liquids are water, herbal and / or aromatic oils, edible oils, glycerin, ethanol and mixtures thereof.
  • the liquid to be particulate comprises water, that is to say, it can be only water, or it in a mixture with any of the substances with the aforementioned characteristics, which include the examples given above.
  • a pleasant additional sensory stimulation as is the olfactory stimulation (smells), dif of the visual (image) or auditory (sounds).
  • the mixture of water and herbal and / or aromatic oils is especially preferred for these purposes.
  • the particles of the liquid have an average diameter of up to about 100 ⁇ , with an average diameter of about 1 ⁇ m to about 70 ⁇ being preferred, more preferably an average diameter of about 2 ⁇ m to about 50 ⁇ m, still more preferably a average diameter of about 3 ⁇ to about 30 ⁇ m, and most preferably an average diameter of about 3 ⁇ m to about 10 ⁇ . As can be seen, there is a greater preference for liquid particles with the smallest average diameters.
  • the aforementioned useful liquids tend to adhere to more or less smooth surfaces, due to their intrinsic properties, no matter how particulate they may be.
  • Adhered liquid can cause variations in the outflow of the chamber into space free, creating turbulences that would affect the flow of the cloud of liquid particles produced within the chamber towards the liquid particle cloud exit opening, and also before said opening, especially in the gradual reduction section.
  • the inner wall of the chamber, and where appropriate also the ducts connecting the chamber to the chamber, in the applicable modalities can be coated with a hydrophobic substance that prevents the adherence of liquid.
  • these substances are the coating of hydrophobic polymers and silicon dioxide among others, but the invention is not limited to the use of only these compounds.
  • the structure for forming a liquid particle cloud screen of the present invention is capable of dividing into two parts (first and second channels) the air flow, without losing the laminarity therein, causing it to surround the camera, which is designed aerodynamically.
  • the division of the air flow through the channels provides some additional advantages, such as the cooling of the chamber that could reach temperatures higher than the ambient temperature of the liquid, in the modalities in which the at least one device generating Particle cloud is located inside the chamber, as well as applying the Bernoulli principle to create traction on the liquid particles inside the chamber.
  • the shape of the camera for any of the embodiments of the present invention is a low speed symmetrical aerodynamic profile, which means that the symmetrical halves have the same shape, so the pressure will be the same in both halves of the chamber , adhering the air flow to the wall of the chamber, obtaining the Coanda effect on the surface of the chamber wall. Therefore, a low Reynolds number is maintained, keeping the Coanda effect on the walls of the tank and the channels formed between the chamber and the housing. Reynolds numbers are obtained below about 2300, and even lower in the embodiments where the at least one rib forms the plurality of cells.
  • the optimum Reynolds number obtained to form a cloud screen of liquid particles in the present invention, is between about 500 and about 2300, preferably between about 1000 and about 2000, and more preferably a number of Reynolds of approximately 1500. If there is a Reynolds number below 500 it causes undesired effects, a result of excessively reducing the air flow velocity, which would result in there being no proper traction of the liquid particles of the camera outwards, by means of the two outlets of air flow, reaching just a few centimeters above the particle cloud exit opening and being completely visible to the human eye.
  • a device for projection of light images of free space comprising a structure to form a cloud screen of liquid particles, according to any of the embodiments of the present, a blow system comprising a tangential turbine in connection with the air stream entering the structure to form a liquid particle cloud screen, an operation and control system, a light beam projection system, on said screen the beams of light from the light beam projection system to form at least one image, a source of energy, and a chassis.
  • the tangential turbine (2300) comprises an air inlet (2305) vanes (2310) in the center of which is a shaft (not shown) and an air outlet (2315), which is in connection with the lower air stream inlet opening of the structure to form a liquid particle cloud screen generating a semi-laminar flow, a thickness several times greater than the required final thickness, which provides enough power and air pressure to form a flow laminate along the channels.
  • Said tangential turbine is driven by drive means (2320), wherein said drive means (2320) may be any one known in the art. Exemplary examples thereof may be DC or direct current motors, the latter being preferred.
  • the tangential turbine (2300) in an alternative embodiment, conveniently includes at least one of a regulator or “dimmer” (not shown), to regulate the amount of air generated, a stabilizer (not shown) and a vibration reducer (not shown). It will be evident that said parts are also applicable to any other embodiment of the present invention.
  • the electronic operation and control system comprises a central processing unit (CPU), a printed circuit board (not shown) for making the necessary connections to the devices and systems that constitute the device for the light projection of images in free space of the present invention and the structure for the formation of a cloud of liquid particles of the present invention, and inputs / ports for transfer of electronic files (P) with conventional electronic connections to the central processing unit (CPU), as seen in at least one of Figures 11, 12A, 12B, 13A and 13B.
  • CPU central processing unit
  • the light beam projection system (2100 shown at least partially in at least one of the Figures 11, 12A, 12B, 13A and 13B, comprises an optical projection system (2105), which generates the beams of light from the data transmitted from the central processing unit (CPU), a first reflection mirror (2110) positioned at the exit of the optical projection system (2105) with a tilt that directs the light beams towards a second mirror of reflection (2115), which is in a higher position and far from the first reflection mirror (2110) by means of an arm (2115B), wherein said second reflection mirror (2115) has an inclination that directs the light beams towards the screen formed by a cloud of liquid particles (A *) and form at least one image (B *).
  • an optical projection system (2105 which generates the beams of light from the data transmitted from the central processing unit (CPU)
  • a first reflection mirror (2110) positioned at the exit of the optical projection system (2105) with a tilt that directs the light beams towards a second mirror of reflection (2115), which is in a higher
  • the system of projection of light beams (2100) further comprises at least one lens between the optical projection system (2105) and the first reflection mirror, in order to provide a better visualization and focus of the image sent to starting from said optical projection system (2105).
  • Said at least one lens is selected from a Fresnel lens placed at the exit of the optical projection system, which helps to generate a trapezoidal projection, which is reflected by the first and second mirrors until reaching the particle cloud screen.
  • the projection optical system (2100) comprises three lenses, which are between the optical projection system (2105) and the first reflection mirror (2110), wherein said lenses are a Fresnel lens (2120) , a movable lens (2125), and a main lens (2130).
  • said non-limiting enunciative options are DLP, LCD, TRC or D-ILA projectors, which are short distance, allowing the reflection mirrors (2110, 2115 ), and in its case the at least one lens, are responsible for directing and increasing the light beams, towards the liquid particle cloud screen (A *).
  • the projectors useful in the present invention have the ability to generate up to about 1500 ANSI-Lumens.
  • a series of sensors (2200) can be included in the device of the present invention, at the exit of the cloud of liquid particles, along the plurality of cells on the user's side (V), in the free space light illumination projection device of the present invention.
  • Such a useful sensor series includes, but is not limited to, near-field infrared sensors, cameras and motion sensors.
  • the information given by the sensors is sent to the central processing unit which is responsible for deciding the type of interaction (click, drag, drop, translation, rotation, scaling, movement, etc.) based on the different positions detected throughout of a period of time.
  • the device of the present invention has USB ports, a dual core 1.6 GB processor (with cooling system included) 2 GB of RAM, 8 GB of internal storage and graphics card.
  • a series of control programs can be installed to manage the sensors of the device of the present invention, and even make the electronic connections necessary to access online stores.
  • the power source can be any element that provides electrical power for the operation of the parts that require it in the device of the present invention.
  • Example of them can be known batteries in other electronic devices (for example, lithium batteries) or the electrical network, by means of suitable cables and connections, as well as other electrical elements, such as converters and / or current regulators, among others, which are known in the art and their connections are also known to persons skilled in the art and applicable to the device of the present invention.
  • Other elements can also be included in the device of the present invention, such as solar cells on the chassis, for the supply of energy or for recharging batteries susceptible to them. Again, the connections are known to persons skilled in the art and applicable to the device of the present invention.
  • the chassis (2400) can contain the structure to form a cloud screen of liquid particles, the blowing system, the energy source, and partially the light beam projection system, as seen in Figures 12, 13A and 13B.
  • the second reflection mirror (2115) and the arm (2115B) are outside the chassis (2400), as well as the cells and outlets of air currents and the particle cloud exit opening have contact with the outside.
  • the chassis (2400) comprises a window (2410) that allows the projection of the light beams.
  • the arm (2115B) can pivot at its lower end towards the user's position, to adjust the projection or to cause the free-space lighting projection device of the present invention to occupy less space when it is not in use or to be transported without risk of damaging the arm or the second reflection mirror.
  • the chassis (2400) further comprises legs (2415) (e.g., four legs), which separate the lower part of the chassis (2400) from the surface where the device (2000) of the present invention is placed, and an inlet of air (not shown) conveniently positioned in its lower part, to prevent air from entering the chassis by some undesirable location, for example, by the parts of the chassis in contact with the cells, which could generate an inward current of the chassis very close to the outlet of the air currents that drag the liquid particles to form the cloud screen of liquid particles.
  • the device of the present invention can include a dehumidifier (2500), as seen in Figures 10A to 10D, 13 ⁇ .
  • the dehumidification technique used in the dehumidifier can be any known in the state of the art for this, eg, mechanical dehumidification, cooling, condensation by metals, by desiccants, ionic membranes, among others.
  • the device of the present invention may include at least one sound system (not shown), generally horns, in connection with the operation and control system.
  • at least one headphone output (SA) can be provided to the device of the present invention, as shown in Figures 12A and 12B, duly connected to the operation and control system.
  • a cooling system (not shown) for the optical projection system may be provided within the device of the present invention.
  • a general switch of the device of the present invention is included therein, for turning on or off said device by cutting the current from the power source. Said general switch can be manual or remote, with the necessary elements for this, and any other known in the art. Again, the connections and considerations for their integration into at least one of the parts of the device of the present invention will be obvious to a person skilled in the art.
  • a method for the light projection of images in free space comprising the steps of: a) providing the device for the light projection of images in free space; b) generate an air flow by operating the tangential turbine; c) generating a cloud of liquid particles by means of the at least one liquid particle cloud generation device and directing the cloud of liquid particles outwards through the outlet opening of the chamber, where a cloud screen will be formed of liquid particles, by means of the air flow currents that exit through the air flow exits; and d) projecting images in said particle cloud screen by beams of light from the light beam projection system.
  • steps b) to d) are performed simultaneously, that is, two or more of said steps can be performed at the same time.
  • the method further comprises a step of transferring the cloud of liquid particles from the enclosure to generate a cloud of liquid particles towards the camera via the corresponding conduits.
  • the method also comprises a step of actuating the auxiliary devices of air impulsion, to allow the entrance of air to the chamber and facilitate the exit of the cloud of liquid particles.
  • the device of the present invention works, in general, in the following manner: the angenial turbine generates a flow of semi-laminar air, it enters through the lower opening of air intake and continues through each of the channels formed between each one of housing walls and the chamber and fractioned by means of the ribs forming cells, forming a laminar flow of air along each of said channels and leaving them through the cells in the corresponding air outlet with a laminar flow.
  • Laminar flow air currents leaving the channels drag the cloud of liquid particles that are in the chamber out of the chamber through the outlet opening.
  • a current of air enters through the air inlet to the chamber by the action of the auxiliary device of air impulsion.
  • the cloud of liquid particles exits through the outlet opening of the chamber, being between the two air currents, thus forming the screen of cloud of liquid particles, which is released into the free space where it retains its properties to a certain height.
  • This laminar cloud is interconnected by at least one beam of light. from the light projector, which responds to the orders of the central processing unit, and in turn, a series of sensors located in the front of the screen cennsa the movements of the user, usually the hands, and thereby generating an area of interaction. The movements of the user are sent to the central processing unit and then translated as input commands (as if it were a mouse), the central processing unit generates a response which in turn is projected.
  • the electronic operation and control system embedded in the device has an Android operating system, which is designed for this type of interaction and with which the user is already familiar, generating the intuition of a floating tablet in the device of the present invention, variations of this form of operation will be evident when considering additional parts and modalities indicated herein.
  • the screen formed with the particles maintains a certain thinness, enough so that the projection is not deformed, and is used as a projection screen.
  • the flow velocity of the particles and air prevents them from being substantially visible to the human eye, giving the effect of transparency until the particles are intersected by the light from the projector system.
  • the light enters through the back of the particle cloud, so it is not visible from the back, but in the part front is ejected as diffuse light and visible to the user.
  • the series of sensors that is responsible for creating an area of interaction just the size of the projection screen.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
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Abstract

La présente invention concerne une structure pour former un écran de nuage de particules de liquide et un dispositif de projection d'images holographiques et d'interaction avec celles-ci dans un espace libre qui les contient. La structure comprend une chambre avec une section inférieure concave vers la partie interne de ladite chambre, une section de réduction et une section d'extrémité de sortie et est entourée d'un bâti, lequel est, au moins en partie, sensiblement parallèle à la chambre. Le dispositif comprend la structure pour former un écran de nuage de particules de liquide et d'autres éléments, tels qu'une turbine tangentielle et un système de projection lumineuse d'images. Les images sont formées sur un écran de nuage de particules de liquide produit au moyen de la structure, qui permet la projection appropriée des images sur ledit écran de nuage de particules de liquide et rend possible l'interaction.
PCT/IB2018/056287 2017-08-18 2018-08-20 Structure pour former un écran de nuage de particules de liquide et utilisation dans un dispositif de projection lumineuse d'images dans un espace libre WO2019035105A1 (fr)

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MXMX/A/2017/010677 2017-08-18
MX2017010677A MX2017010677A (es) 2017-08-18 2017-08-18 Estructura para formar una pantalla de nube de particulas de liquido y uso en un dispositivo de proyeccion luminica de imagenes en espacio libre.

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN114158255A (zh) * 2019-07-29 2022-03-08 环球城市电影有限责任公司 增强的粒状材料效果
US20220094904A1 (en) * 2020-09-24 2022-03-24 Universal City Studios Llc Projection media three-dimensional simulation and extrusion

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JPH02201488A (ja) * 1989-01-31 1990-08-09 Ishikawajima Harima Heavy Ind Co Ltd 水幕映写スクリーン形成装置
EP0503289A1 (fr) * 1991-03-15 1992-09-16 Ushio U-Tech Inc. Méthode et dispositif pour mise en forme d'un écran créé par un brouillard et procédé de formation d'images utilisant un tel écran
US20040001182A1 (en) * 2002-07-01 2004-01-01 Io2 Technology, Llc Method and system for free-space imaging display and interface
WO2014046566A1 (fr) * 2012-09-18 2014-03-27 Общество С Ограниченной Ответственностью Инновационное Предприятие "Дисплаир Компани" Procédé et dispositif de formation d'un écran de projection en aérosol
WO2014098633A1 (fr) * 2012-12-20 2014-06-26 Ion Concept Sp Z.O.O. Dispositif pour produire un milieu générant un éclairage plat

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Publication number Priority date Publication date Assignee Title
JPH02201488A (ja) * 1989-01-31 1990-08-09 Ishikawajima Harima Heavy Ind Co Ltd 水幕映写スクリーン形成装置
EP0503289A1 (fr) * 1991-03-15 1992-09-16 Ushio U-Tech Inc. Méthode et dispositif pour mise en forme d'un écran créé par un brouillard et procédé de formation d'images utilisant un tel écran
US20040001182A1 (en) * 2002-07-01 2004-01-01 Io2 Technology, Llc Method and system for free-space imaging display and interface
WO2014046566A1 (fr) * 2012-09-18 2014-03-27 Общество С Ограниченной Ответственностью Инновационное Предприятие "Дисплаир Компани" Procédé et dispositif de formation d'un écran de projection en aérosol
WO2014098633A1 (fr) * 2012-12-20 2014-06-26 Ion Concept Sp Z.O.O. Dispositif pour produire un milieu générant un éclairage plat

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114158255A (zh) * 2019-07-29 2022-03-08 环球城市电影有限责任公司 增强的粒状材料效果
US20220094904A1 (en) * 2020-09-24 2022-03-24 Universal City Studios Llc Projection media three-dimensional simulation and extrusion

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