Classifications

• • G—PHYSICS
  • G02—OPTICS
  • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
  • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
  • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
  • G02F1/17—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
  • G02F1/172—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on variable-absorption elements not provided for in groups G02F1/015 - G02F1/169 based on a suspension of orientable dipolar particles, e.g. suspended particles displays
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B64—AIRCRAFT; AVIATION; COSMONAUTICS
  • B64C—AEROPLANES; HELICOPTERS
  • B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
  • B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
  • B64C1/1476—Canopies; Windscreens or similar transparent elements
  • B64C1/1484—Windows
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B64—AIRCRAFT; AVIATION; COSMONAUTICS
  • B64C—AEROPLANES; HELICOPTERS
  • B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
  • B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
  • B64C1/1476—Canopies; Windscreens or similar transparent elements
  • B64C1/1492—Structure and mounting of the transparent elements in the window or windscreen
• • G—PHYSICS
  • G02—OPTICS
  • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
  • G02B5/00—Optical elements other than lenses
  • G02B5/30—Polarising elements
  • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
  • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
  • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
• • G—PHYSICS
  • G02—OPTICS
  • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
  • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
  • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
  • G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass

Definitions

• Polarizable interior trim window comprising at least one printed circuit board
• the present invention relates to an interior lining port comprising a polarizable film arranged to vary the degree of occultation of the light passing through said porthole.
• a window comprising a polarizable film.
• the polarizable film is disposed on an inner layer of the window and is arranged to vary the degree of opacity of the window.
• the degree of opacity of the window can vary from transparency to total opacity.
• the polarizable film comprises at least one polarized conductive layer. This polarized conductive layer is subjected to a power supply. The variation of the power of the power supply causes the variation of the degree of opacity. Thus it is possible to adjust the light intensity passing through the window. This system is satisfactory in that the degree of opacity of the window can be adjusted according to the external brightness.
• control subassembly is arranged to electrically power the conductive layer and to vary the voltage.
• the control subassembly also includes additional members such as opacity degree buttons.
• a window frame for a porthole without a polarizable film will not necessarily include enough room for the insertion of a porthole with polarizable film.
• a dedicated host structure includes a location corresponding to the window with polarizable film
• the connection and maintenance of the remote control subassembly can be complex.
• accessibility to the control subset may require lengthy maintenance operations, whether for the repair of an element of the control subset or for the replacement of said subset by a new subset.
• connection refers to an electrical communication between two distinct components.
• the present invention relates to an inner lining window forming a panel comprising at least one translucent wall and at least one polarizable film attached to the wall and intended to change the degree of opacity of the panel.
• the interior trim window further comprises a device for applying a voltage to the polarizable film, the voltage application device comprising at least one printed circuit provided with a flexible portion, the printed circuit and being connected to a power supply circuit.
• the polarizable film comprises a plurality of superimposed layers having at least two conductive layers surrounding a layer of polarizable material, the conductive layers being connected to the voltage application device by at least one conductive track.
• a portion of the printed circuit is disposed beyond the zone facing the first outer face of the panel, said portion being rigid and / or flexible.
• the interior dressing window comprises a conductive track connected to a conductive layer of the polarizable film by bonding.
• Bonding provides a robust electrical connection between the conductive track and the conductive layer.
• the polarizable film comprises a connection location having a contact area belonging to at least one conductive layer.
• each conductive layer comprises at least one contact zone.
• the inner casing window comprises a first electrical connection member having an outer shape complementary to the connection location, the first electrical connecting member being attached to the printed circuit.
• the interior trim window comprises control elements of the voltage application device to the polarizable film, the control elements being arranged so as to be actuated by a contact on a first outer face of the panel.
• the control elements comprise tactile keys of the inductive and / or capacitive type.
• the interior trim window the control elements are integrated in the flexible portion of the printed circuit.
• the interior dressing window comprises signaling elements.
• the signaling elements are intended to account for the state of transparency of the polarizable film.
• the signaling elements comprise luminous elements.
• the light elements are provided with light-emitting diodes.
• the light-emitting diodes are attached to the flexible portion of the printed circuit.
• the flexible portion of the printed circuit comprises a processing unit arranged to control the adjustment of the degree of opacity of the panel.
• the flexible portion of the printed circuit extends opposite the first outer face of the panel.
• said portion of the printed circuit is rigid and comprises the voltage application device.
• the present invention also relates to a polarizable porthole system comprising a receiving cassette, and a window dressing, the receiving cassette comprising a housing for receiving at least a portion of the device for applying a voltage to the polarizable film.
• the window is an industrializable assembly, not requiring complex manufacturing steps, and can form an autonomous assembly intended to be integrated into a support structure and connected to a power source.
• Figure 1 is a perspective view of a ublot receiving cassette, according to a first embodiment.
• Figure 2 is a front view of the receiving cassette of the window according to the first embodiment.
• Figure 3 is a side view of the receiving cassette of the window, according to the first embodiment.
• Figure 4 is a front view of an interior trim window comprising a polarizable film, according to the first embodiment.
• Figure 5 is a sectional view of the interior trim window comprising a control subassembly, according to the first embodiment.
• Figure 6 is a perspective view of the interior trim window, according to the first embodiment.
• Figure 7 is a perspective view of the control subset, according to the first embodiment.
• Figure 8 is a sectional view of a panel of the interior trim window.
• Figure 9 is a sectional view of a polarizable film, according to the first embodiment.
• Figure 10 is a sectional view of a bonding of a conductive track to a polarizable film, according to the first embodiment.
• Figure 1 1 is a sectional view of the interior trim window comprising a control subassembly, according to a second embodiment.
• FIGS. 1 to 3 are a front view of the window receiving cassette, according to the second embodiment.
• a system 1 for an aircraft polarizable porthole comprises a reception cassette 3 for a porthole.
• An opening 5 is provided in the receiving cassette 3.
• the system 1 also comprises an external structural window 7 and an interior window 9.
• the outer structural window 7 is located on the side of the receiving cassette 3 facing the outside of the aircraft and the interior window 9 is located on the side of the receiving cassette 3 facing the interior of the aircraft.
• the external structural window 7 is distant from the interior window 9.
• the system 1 further comprises a retaining ring 1 1 of the inner casing window 9 in a housing 10 of the receiving cassette 3.
• the retaining ring January 1 has a shape corresponding to the contour of the interior casing window 9 .
• the retaining ring January 1 is provided with a removable fastening member on the receiving cassette 3.
• the retaining ring January 1 is arranged to maintain in position the interior dressing window 9 when the removable fastener the retention ring 1 1 is secured to the receiving cassette 3.
• the interior window 7 comprises a panel 13.
• the panel 13 is substantially flat and has an ovoid-shaped outline.
• the panel 13 comprises a plurality of layers and has a thickness resulting from the stacking of said layers.
• the panel 13 comprises a plurality of layers.
• the panel 3 comprises two walls 17, 19 extremes made of a translucent material.
• the translucent material is a polycarbonate.
• the panel 13 comprises an inner layer 21 surrounded by the walls 17, 19.
• the inner layer 21 is integral with the walls 17, 19, the joining being performed by a layer of transparent adhesive 24.
• the inner layer 21 comprises at least one polarizable film 23.
• the inner layer 21 comprises two polarizable films 23 superimposed.
• a transparent layer of glue 24 ensures the connection between the two polarizable films 23
• Each polarizable film 23 constitutes a thickness of the inner layer 21 and extends facing outside faces 15 of the interior window 9.
• each polarizable film 23 comprises two transparent conductive layers 25 between which is a layer of a polarizable material 27.
• the conductive layers 25 also extend facing the outside faces 15 of the interior paneling porthole 9.
• the layer of polarizable material 27 is of the suspended particle device type.
• the layer of polarizable material 27 is arranged to change the degree of opacity depending on the power supply imposed on said material by the two conductive layers 25 surrounding it.
• the opacity is obtained by a polarization of said material, the polarization varying as a function of the power supply subjected to the two conductive layers 25.
• the conductive layers 25 are surrounded by transparent insulating layers 29.
• the transparent insulating layers 29 are of polyamide.
• the ovoid shape of the interior window 9 has a main extension direction 31.
• a first 33 and a second end 35 of the interior window 9 are defined according to the main direction of extension 31.
• the inner layer 21 comprises a connection station 37, as illustrated in FIGS. 6 and 7.
• the connection station 37 comprises a connection location 39 formed in the thickness of the inner layer 21.
• connection station 37 includes contact areas 41 for the electrical supply of the conductive layers 25.
• Each conductive layer 25 comprises a contact zone 41.
• the interior window 9 further comprises a control subassembly 43.
• the control subassembly 43 is attached to the first end 33 of the interior window 9.
• the retaining ring January 1 is opposite the control subassembly 43 so that the retaining ring January 1 rolls over the control subassembly 43 relative to the inside of the aircraft.
• the control subassembly 43 comprises a first electrical connection member 45 and a second electrical connection member 47.
• the first 45 and second 47 connecting members are made of flexible material.
• control subassembly 43 is located between the walls 17, 19, with the exception of the second electrical connecting member 47 which extends outwardly of the interior window 9.
• the first electrical connecting member 45 has an external shape complementary to the connection location 39.
• the first electrical connecting member 45 is secured to the docking station by gluing.
• the first electrical connection member 45 comprises connection terminals 49 to the contact areas 41 of the connection station 37.
• the bonding 51 makes it possible both to secure the control subassembly 43 to the connection station 37 and electrically connecting the contact areas 41 to the connection terminals 49.
• FIG. 10 illustrates a bond 51 between a conductive layer 25 and a connection terminal 49 of the first electrical connection member 45.
• the first electrical connection member 45 comprises two lateral strips 53.
• the second electrical connection member 47 extends outside the zone facing the walls 17, 19, unlike the rest of the control sub-assembly 43, as illustrated in FIG. 7.
• the second connection member 47 extends substantially parallel to the outer faces 15 of the panel 13.
• the second connection member 47 comprises a connection element to a power supply circuit.
• control subassembly 43 comprises a flexible electrical circuit 55.
• An electrical circuit 55 further comprises a processor unit 57.
• the processor unit 57 is a microprocessor.
• the microprocessor is formed in the flexible electrical circuit 55.
• the control sub-assembly 43 comprises a device for applying a voltage 59 to the terminals of the first connection member, the device being formed in the flexible electrical circuit.
• the device voltage application is connected to an external power supply by the second connecting member.
• the microprocessor and the voltage application device 59 are connected, the microprocessor being arranged to drive the voltage application device 59 so that the voltage application device 59 varies the power supply to the terminals 49 of the first electrical connection member 45.
• the voltage application device 59 is electrically connected to the first connection member 45 by conductive tracks 61, the conductive tracks 61 being arranged in a conductive portion 60 of the the electrical circuit 55 flexible.
• the electric circuit 55 also comprises an insolating portion 62.
• the control subassembly 43 also includes control elements 63 attached to the flexible electrical circuit 55.
• the control elements 63 are connected to the microprocessor so as to enable a user to adjust the power supply of the conductive layers 25.
• the control elements 63 comprise tactile keys 65 arranged to be controlled by the user through the first wall 17, the touch keys 65 being activated by contact on an area of the first outer face 15 facing the touch button 65.
• tactile keys 65 comprise inductive and / or capacitive sensors.
• the control elements 63 comprise a first touch button 67 for increasing the degree of opacity of the interior panel window 9, a second touch button 69 for decreasing the degree of opacity and a third touch button 71 allowing each support to alternate between a total opacity and the transparency of the interior window 9.
• the control subassembly 43 also includes signaling elements 73 attached to the flexible electrical circuit 55.
• the signaling elements 73 comprise light-emitting diodes 75 visible through the first wall 17, as illustrated in FIG. 7.
• the light emitting diodes 75 are electrically connected to the microprocessor.
• the microprocessor is arranged to control the lighting of the light-emitting diodes 75 as a function of the degree of opacity of the window.
• the number of light-emitting diodes 75 on varies depending on the degree of opacity of the interior window 9, plus the interior window 9 is opaque plus the number of light-emitting diodes 75 on is important.
• the control subassembly 43 also comprises a screen printing 77 disposed on the flexible electrical circuit 55, as illustrated in FIG. 7.
• the screen printing 77 comprises indications intended for the user to specify the location of the tactile keys 65 and their role. . Openings are provided in the screen printing to leave the light-emitting diodes 75 apparent.
• the electrical circuit 55 has a portion outside the area facing the walls 17, 19.
• the electronic circuit 55 is partially rigid and partially flexible.
• the rigid portion of the electronic circuit comprises the second electrical connection member 47.
• the rigid portion of the electronic circuit 55 also comprises the processing unit 57 and the voltage application device 59 for transmitting electrical power to the conductive layers 25.
• the flexible portion comprises the first electrical connection member 45, the control elements 63 and the signaling elements 73.
• Conductive tracks 61 are included in both the rigid portion and the flexible portion.
• the interior window 9 described above has advantages by design.
• the control subassembly 43 is attached to the panel 13 of the interior trim window 9. The insertion of the interior trim window 9 into the housing 10 of the receiving cassette 3 is facilitated.
• the installation of the interior door window 9 in the reception cassette 3 is quick and simple: it is sufficient to position the interior dressing window 9 in the dedicated location of the reception cassette 3, to connect the second body of the electrical connection 47 to a power supply and to secure the inner door window 9 with the retaining ring 1 1.
• the replacement of the defective interior door window 9 with another interior window 9 is also easy thanks to the integration of the sub-window. control unit 43 in the interior window 9.
• the interior window 9 is also reliable because the control subassembly 43 is protected from the external environment by the retaining ring January 1.
• connection station 41 the electrical connection by gluing of the first electrical connecting member 45 to the connection station 41 is resistant. The risk of breaking the electrical connection is low.

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• Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Nonlinear Science (AREA)
• General Physics & Mathematics (AREA)
• Optics & Photonics (AREA)
• Mechanical Engineering (AREA)
• Aviation & Aerospace Engineering (AREA)
• Casings For Electric Apparatus (AREA)
• Switches That Are Operated By Magnetic Or Electric Fields (AREA)

Applications Claiming Priority (2)

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• 2013
  • 2013-04-09 FR FR1353188A patent/FR3004162B1/fr active Active
• 2014
  • 2014-03-26 EP EP14718681.1A patent/EP2983983A1/de not_active Withdrawn
  • 2014-03-26 WO PCT/FR2014/050715 patent/WO2014167203A1/fr active Application Filing
  • 2014-03-26 US US14/783,821 patent/US20160306252A1/en not_active Abandoned

Non-Patent Citations (2)

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