SUSPENSION ROOF ARRANGEMENT WITH INTEGRATED HYBRID SOLAR CLADDING PANEL

Abstract

A sunroof assembly (12) comprising: a sunroof housing (14); a sliding sunroof panel (18); and a hybrid solar cladding panel (22) supported on the sunroof housing (14) and extending at least partially around the sliding sunroof panel (18); wherein the hybrid solar cladding panel (22) includes a solar cell assembly (34) consisting of a plurality of solar cells (36); and wherein the hybrid solar cladding panel (22) includes a solar cell support (42) and an air passage (56) is defined between the solar cell support (42) and the sunroof housing (14) to dissipate heat from the solar cell assembly (34).

Description

TECHNICAL AREA

[0001] This document generally concerns the field of motor vehicle equipment and in particular a sunroof arrangement for a motor vehicle which includes a hybrid solar panel. STATE OF THE ART

[0002] Vehicles equipped with sunroofs that span the entire roof to provide an exceptional all-glass or monochromatic look are becoming increasingly popular. Significantly, these expansive sunroof designs make it difficult to also integrate a solar panel array. Placing the solar array on the fixed portion of a double-glazed sunroof system blocks the daylight opening above the rear occupants, diminishing the open feel of the interior. Even when using semi-transparent panels and compromising solar performance, the daylight opening remains partially obstructed.If the solar cell array is placed on the movable glass panel, the daylight opening will be compromised for the front occupants similarly to the rear occupants, and a potential problem / complexity of maintaining an electrical connection with the movable glass panel will be added.

[0003] This document relates to a new and improved sunroof assembly that incorporates a sliding sunroof panel and an integrated hybrid solar cladding panel mounted on the sunroof housing, extending at least partially around the sliding sunroof panel. As a result, daylight and visibility through the sunroof remain unobstructed, regardless of whether the sunroof is open or closed. The daylight opening is in no way blocked by the solar array. The integrated hybrid solar cladding panel remains easy to install or replace and provides an aesthetically pleasing appearance as a frame around the sunroof panel(s). SUMMARY

[0004] For the purposes and advantages described herein, a sliding roof assembly is provided. This sliding roof assembly comprises a sliding roof housing, a sliding sunroof panel, and a hybrid solar cladding panel. The hybrid solar cladding panel is supported on the sliding roof housing and extends at least partially around the sliding sunroof panel.

[0005] The sunroof assembly can further include a fixed sunroof panel that is supported on the sunroof housing. In such an embodiment, the hybrid solar panel can extend along a leading edge, a first side edge, and a second side edge of the sliding sunroof panel, and even along the first and second side edges of the fixed sunroof panel.

[0006] The hybrid solar cladding panel can incorporate a solar cell array. This solar cell array can be laminated within a protective film. The solar cell array can also be laminated with an electrical discharge protection film.

[0007] The protective film can be selected from a group of protective films consisting of a polyurethane resin film, an ethylene vinyl acetate film and combinations thereof.

[0008] The electrical discharge protection film can be a polyvinyl fluoride film.

[0009] The hybrid solar panel can incorporate a solar cell carrier and an air passage between the panel and the sunroof housing to manage heat from the solar array. At least one vent can be provided on the sunroof housing to connect to the vehicle's internal ventilation system, which includes the sunroof assembly.

[0010] The solar cell support structure can include a variety of ribs that underlie and are centered on the solar cells of the solar array. These ribs add strength and rigidity. The solar cell support structure can also include a downward-curved perimeter flange and a corner sealing element attached to the downward-curved perimeter flange.

[0011] In some of the many possible embodiments, at least one clamp can be provided for securing the solar cell carrier to the sunroof housing. In other embodiments of the many possible embodiments, at least one bead of urethane adhesive can be provided for spacing and securing the solar cell carrier to the sunroof housing and sealing the sides of the air passage.

[0012] In other alternative embodiments of the many possible configurations of the sunroof assembly, the solar cell carrier can be a transparent panel superimposed on the solar cell assembly. In such an embodiment, the solar cell assembly can be suspended from the transparent panel between two beads of urethane adhesive that engage the sunroof housing and the transparent panel.

[0013] As an additional requirement, a hybrid solar cladding panel is provided. This hybrid solar cladding panel comprises a solar cell array supported on the solar cell carrier, a mounting element for attaching the solar cell carrier to a surface, and a heat handling through-hole. The heat handling through-hole is defined between the solar cell carrier and the mounting element.

[0014] The solar cell support can further include a multitude of ribs underlying and centered upon the solar cells of the solar cell array. Such ribs provide strength and rigidity for the solar cells. The solar cell support can also include a downward-curved circumferential flange and a corner sealing element attached to the downward-curved circumferential flange. In addition, the solar cell support can be a transparent panel superimposed on the solar cell array.

[0015] The following description shows and describes several preferred embodiments of the sliding roof assembly and the hybrid solar cladding panel incorporated therein. As should be apparent, the sliding roof assembly and the hybrid solar cladding panel are capable of other, different embodiments, and several of their details are capable of modifications to various obvious aspects without deviating from the sliding roof assembly and the hybrid solar cladding panel set forth and described in the following claims. Accordingly, the drawings and descriptions are to be regarded as illustrative by nature and not as limiting. List of characters

[0016] The accompanying figures included here and forming part of the patent specification illustrate several aspects of the sliding roof arrangement and the hybrid solar cladding panel and, together with the description, serve as an explanation of their certain principles. Fig. Figure 1 is a top view of a motor vehicle equipped with the sliding roof arrangement, which includes an integrated hybrid solar panel. Fig. Figure 2 is a detailed view of a first embodiment of the hybrid solar cladding panel. Fig. Figure 3 is a schematic illustration of a second embodiment of a hybrid solar cladding panel. Fig. Figure 4 is a schematic view of a third embodiment of the hybrid solar cladding panel.

[0017] Detailed reference will now be made to the present preferred embodiments of the sliding roof arrangement and the hybrid solar cladding panel, examples of which are illustrated in the accompanying drawing figures. DETAILED DESCRIPTION

[0018] Reference is now made to Fig. 1, which is equipped with a sliding roof arrangement 12 equipped motor vehicle 10 illustrated. As in Fig. 1 and Fig. 2 illustrates the sunroof arrangement 12 a sunroof housing 14 , which is attached to the roof of the motor vehicle 10 is secured and forms part of it.

[0019] The sliding roof arrangement 12 It also includes a sliding sunroof panel. 18 , which runs along a guide rail (not shown) between a in Fig. 1. The closed position illustrated by a straight line and the open position illustrated by a phantom straight line are movable.

[0020] The illustrated embodiment of the sliding roof arrangement 12 It also includes a fixed sliding sunroof panel. 20 When closed, the sliding sunroof panel 18 is positioned at the front of the vehicle on the fixed sunroof panel 20. When open, the sliding sunroof panel 18 shifted backwards to accommodate the fixed sunroof panel 20 to overlap or underlap. In the illustrated embodiment, the sliding sunroof panel 18 and the fixed sliding sunroof panel 20 Both without solar cells, in order to form an expansive sliding roof unrestricted by solar cells or solar cell arrangement.

[0021] As further in Fig. 1 and Fig. 2 illustrates the sunroof arrangement 12 also an integrated hybrid solar cladding panel, generally referred to by reference numeral 22 is referred to as. How best to in Fig. Figure 1 illustrates the hybrid solar cladding panel. 22 supported on the sunroof and extends at least partially around the sliding sunroof panel 18 In the illustrated embodiment, the hybrid solar cladding panel extends 22 especially along a leading edge 24 , a first side edge 26 and a second side edge 28 of the sliding sunroof panel 18 The hybrid solar cladding panel 22 extends further along a third side edge 30 and fourth edge 32 of the fixed sliding roof panel 20 .

[0022] Reference is now made to Fig. 2, which represents a first embodiment of the hybrid solar cladding panel 22 illustrated. In this embodiment, the hybrid solar cladding panel includes 22 a solar cell array 34 , which consist of a large number of solar cells 36 consists of the solar cell arrangement. 34 is inside a protective film 38 laminated, effectively wrapping the solar cells. The solar cell arrangement 34 It also features an electrical discharge protection film. 40 laminated.

[0023] The protective film 38 In some respects, it resembles the polyvinyl butyral (PVB) used in the middle layer of safety glass windshields. The protective film 38 works with heat and pressure to create solar cells 36 to bind and seal, while also protecting them from potential hail and stone damage. The protective film 38It is as clear as possible to allow sunlight to pass through, yet it also resists the discoloration associated with UV radiation. The protective film 38 The protective film may consist of a material selected from a group comprising ethylene vinyl acetate, polyurethane resin, and combinations thereof. Suitable protective films 38 However, they are not limited to PUL protective film. 2006 and Ultra Barrier Film UBF- 510 from 3M.

[0024] The electrical discharge protection film 40 It protects against electrical discharge, has an adhesive backing layer on both sides, and works with heat and pressure during lamination. The electrical discharge protection film 40 It could be a polyvinyl fluoride composite film, such as that from EI du Pont de Nemours and Company under the brand name TEDLAR. ® available.

[0025] The in Fig. 2 illustrated hybrid solar cladding panels22 also includes a solar cell carrier 42 , which can be made, for example, from a single sheet of steel, coated steel, aluminum, or other suitable material. In the illustrated embodiment, the solar cell carrier includes 42 a multitude of ribs 44 and a downward-curved circumferential flange 46 .

[0026] In the illustrated embodiment, the solar cell arrangement is 34 on the underlying solar cell carrier 42 , whereby the ribs 44 of the solar cell carrier on the solar cells 36 They are centered to provide additional rigidity, optimal support, and potential heat dissipation from the solar cells. A corner sealing element. 48 is on the downward-curved circumferential flange 46 using double-sided pressure-sensitive adhesive tape 50 or other suitable means.

[0027] In particular, in the illustrated embodiment, the sealed edges 52 the protective film 38 between the corner sealing element 48 and the solar cell carrier 42 through pressure-sensitive adhesive tape 50 detected. The electrical discharge protection film 40 will continue to be applied between the sealed edges 52 the protective film 38 and the upper surface of the solar cell carrier 42 recorded.

[0028] At least one urethane adhesive bead 54 between the solar cell carrier 42 and the sunroof housing 14 provided. An air passage 56 is between the solar cell carrier 42 and the sunroof housing 14 defined and on the sides by the urethane adhesive bead 54 sealed. The air passage 56It may also be known as a heat handling passage, as it serves to dissipate heat from the solar cells. 36 the solar cell arrangement 34 functions.

[0029] As further in Fig. 2 illustrates that at least one ventilation opening is required. 58 in the sunroof housing 14 provided to be used between the air passage 56 and the internal ventilation system 60 To provide communication for the vehicle's air handling system. This system manages the air pressure within the vehicle's interior and exhausts the air from the interior to the vehicle's exterior. The air can be supplied via a blower or a vehicle speed input / output duct through the duct. 60 to be moved.

[0030] It therefore goes without saying that the solar cells 36 the solar cell arrangement 34Heat generated via conduction through the fins 44 of the solar cell carrier 42 is guided. The solar cell carrier 42 and especially the ribs 44 have a relatively large surface area that is exposed to air 56 exposed to the air. The solar cell carrier 42 and the ribs 44 They therefore act as a heat sink, and heat from the solar cells 36 the solar cell arrangement 34 is released into the air during air passage 56 The air is diverted and circulates through the ventilation openings. 58 to the internal ventilation system 60 , which expels this air from the motor vehicle.

[0031] Reference is now made to Fig. 3, which is an alternative embodiment of a hybrid solar cladding panel 22 Illustrated. For the sake of brevity, the structures in the embodiment are shown in Fig. 3, which correspond to the structures in the embodiment in Fig. 2 are similar, identified by these same reference numerals. The embodiment in Fig. 3 differs from the embodiment in Fig. 2 by the way the solar cell carrier 42 to the sunroof housing 14 is assured.

[0032] The urethane adhesive bead 54 the embodiment of Fig. 2 is in particular eliminated and replaced with a clamp mounting system, which is identified by the reference numeral 62 is designated. The embodiment in Fig. 3 includes in particular stable clamps 64 , which are fastened by means of fasteners 66 on the sunroof housing 14 are attached. The clamps 64 include hook ends 68 , which have an advantage 70 at the distal end of the compliant legs 72 depending on the underside of the solar cell carrier 42intervene.

[0033] Reference is now made to Fig. 4, which is yet another alternative embodiment of the hybrid solar cladding panel 22 illustrated. In this embodiment, the solar cell carrier comprises 42 A transparent panel made of clear soda-lime glass (tempered single pane) or laminated glass. The transparent panel / solar cell carrier 42 It can be formed with a curve and adapted to the size of the vehicle roof outside the sliding sunroof panel. 18 and the fixed sliding roof panel 20 can be adjusted. Upholstery 74 at the inner and outer edges of the transparent panel / solar cell carrier 42 adjust the height of the transparent panel / solar cell carrier, while urethane adhesive beads 54 the one between the caterpillars, the transparent panel / solar cell carrier 42and the underlying sunroof housing 14 defined air passage 56 Seal it. How is the solar cell arrangement illustrated? 34 from the underside of the transparent panel / solar cell carrier 42 between the urethane adhesive beads 54 in the air passage 56 Suspended arrangement to provide excellent heat dissipation and heat management.

[0034] In summary, both the sunroof arrangement 12 as well as the hybrid solar cladding panel integrated into this sliding roof arrangement 22 It offers a range of benefits and advantages. The sliding sunroof panel 18 and the fixed sliding roof panel 20 They represent an expansive daylight opening that is not obstructed by the solar cells, thus providing unobstructed light transmission and an unrestricted view. The hybrid solar cladding panel 22, which is attached to the sliding sunroof panel 18 and the fixed sliding sunroof panel 20 The hybrid solar cladding panel is easy to install and replace. 22 It also presents an excellent aesthetic appearance, while being relatively uncomplicated in terms of structure and relatively easy to produce in an efficient and effective manner.

[0035] The foregoing has been set forth for the purpose of illustration and description. It is not intended to be exhaustive or to limit embodiments to the exact form disclosed. Obvious modifications and variations are possible in light of the above teachings. All such modifications and variations are within the scope of the appended claims when interpreted according to the breadth to which they are reasonably entitled under statute and equity.

Claims

[1] Sliding roof arrangement, comprising: a sunroof housing; a sliding sunroof panel; and a hybrid solar cladding panel that is mounted on the sunroof housing and extends at least partially around the sliding sunroof panel. [2] A sliding roof arrangement according to claim 1, further comprising a fixed sliding roof panel mounted on the sliding roof housing. [3] Sliding roof arrangement according to claim 2, wherein the hybrid solar cladding panel extends along a front edge, a first side edge and a second side edge of the sliding sunroof panel. [4] Sliding roof arrangement according to claim 1, wherein the hybrid solar cladding panel includes a solar cell arrangement. [5] Sliding roof arrangement according to claim 4, wherein the solar cell arrangement is laminated within a protective film. [6] Sliding roof arrangement according to claim 5, wherein the solar cell arrangement is also laminated with an electrical discharge protection film. [7] Sliding roof arrangement according to claim 6, wherein the protective film is selected from a group of protective films consisting of a polyurethane resin film, an ethylene vinyl acetate film and combinations thereof. [8] Sliding roof arrangement according to claim 7, wherein the electrical discharge protection film is a polyvinyl fluoride film. [9] Sunroof arrangement according to claim 8, wherein the hybrid solar cladding panel includes a solar cell carrier and an air passage between the hybrid solar cladding panel and the sunroof housing. [10] Sunroof arrangement according to claim 9, further comprising at least one ventilation opening in the sunroof housing in communication with the internal ventilation system of a motor vehicle. [11] Sliding roof arrangement according to claim 10, wherein the solar cell carrier includes a plurality of ribs which form the basis of the solar cell arrangement and are centered on it. [12] Sliding roof arrangement according to claim 11, wherein the solar cell carrier includes a downwardly bent circumferential flange and a corner sealing element attached to the downwardly bent circumferential flange. [13] Sunroof arrangement according to claim 12, further comprising at least one clamp which secures the solar cell carrier to the sunroof housing. [14] Sliding roof arrangement according to claim 12, further comprising at least one urethane adhesive bead securing the solar cell carrier to the sliding roof housing. [15] Sliding roof arrangement according to claim 10, wherein the solar cell carrier is a transparent panel superimposed on the solar cell arrangement. [16] Sliding roof arrangement according to claim 15, wherein the solar cell arrangement is arranged to be suspended from the transparent panel between two urethane adhesive beads that engage the sliding roof housing and the transparent panel. [17] Hybrid solar cladding panel comprising: a solar cell carrier; a solar cell arrangement supported on the solar cell carrier; a mounting element that mounts the solar cell carrier onto a surface; and a heat handling passage defined between the solar cell carrier and the mounting element. [18] Hybrid solar cladding panel according to claim 17, wherein the solar cell carrier includes a plurality of ribs that form the basis of and are centered on the solar cells of the solar cell arrangement. [19] Hybrid solar cladding panel according to claim 18, wherein the solar cell support includes a downwardly bent circumferential flange and a corner sealing element attached to the downwardly bent circumferential flange. [20] Hybrid solar cladding panel according to claim 17, wherein the solar cell carrier is a transparent panel superimposed on the solar cell arrangement.

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