Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
  • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
  • F21V21/002—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips making direct electrical contact, e.g. by piercing
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
  • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
  • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
  • F21S4/00—Lighting devices or systems using a string or strip of light sources
  • F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
  • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
  • F21V17/06—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the lampholder
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
  • F21V31/00—Gas-tight or water-tight arrangements
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
  • F21S8/00—Lighting devices intended for fixed installation
  • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
  • F21S8/00—Lighting devices intended for fixed installation
  • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
  • F21S8/022—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a floor or like ground surface, e.g. pavement or false floor
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
  • F21W2121/00—Use or application of lighting devices or systems for decorative purposes, not provided for in codes F21W2102/00 – F21W2107/00
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
  • F21Y2115/00—Light-generating elements of semiconductor light sources
  • F21Y2115/10—Light-emitting diodes [LED]

Definitions

• the present invention relates to a lighting system comprising a body of transparent or translucent material and a bottom element mounted on the body so as to define together a hollow volume.
• the system further includes a light source mounted on the bottom member for diffusing light through the body.
• This is a classic lighting system that can be used to illuminate outdoor places, such as aisles, squares, paths, etc.
• the lighting system can also be used to light living rooms or rooms with various uses.
• the invention applies in a preferred manner to the light pavers intended to be placed on the ground or to form a wall in the form of a paving formed by the juxtaposition of several light pavers.
• the housing defining an interior volume inscribed in which is housed lighting sources, such as bulbs or diodes.
• the housing is associated with a bottom which closes the interior volume formed by the housing.
• the interior volume can also include reflection systems for reflecting part of the light emitted by the bulb or the diode in given directions. Then, the light is diffused through the housing which includes at least one transparent or translucent wall.
• the interior volume formed by the housing is used to house the components of the lighting system, that is to say the lighting means and the lighting system. reflector.
• the bulb or the diode breaks, to replace them, it is necessary to remove the bottom of the housing to access the interior volume where the bulb or the diode is arranged.
• the interior volume of the housing is therefore accessible by removing the bottom.
• the seal between the bottom and the housing deteriorates so that the interior volume is exposed to moisture, dirt and living organisms such as insects.
• the present invention aims to remedy the aforementioned drawbacks of the prior art by defining a lighting system which is simple to manufacture and install, which requires minimal manipulation to replace the lighting sources (bulb or diode), while ensuring perfect cleanliness and therefore a long service life of the lighting system.
• the present invention provides a lighting system comprising a body of transparent or translucent material, a bottom element mounted on the body so as to form a receptacle defining a hollow volume, a light source mounted on the element. bottom to diffuse light through the body, characterized in that the light source is arranged outside the hollow volume.
• the system does not use the hollow interior volume formed between the body and the bottom element to house the replaceable components of the system, namely the light source and more particularly the bulb or the diode.
• the hollow volume is insulated in a sealed manner with respect to the outside, advantageously by means of a seal disposed between the body and the bottom element.
• the bottom element is thus attached and definitively fixed on the body so that the hollow interior volume is not accessible for any element, such as water, humidity, dirt and / or insects .
• the hollow interior volume then only serves as a space for diffusion and / or reflection, or more generally for propagation of the light emitted by the light source placed outside this hollow volume.
• the bottom element is partially transparent or translucent.
• the light emitted by the light source can penetrate inside the hollow volume through the transparent or translucent part of the bottom element.
• the light can thus propagate in the hollow volume and exit advantageously diffused by the body of transparent material or translucent.
• the bottom element comprises a receiving housing for the light source, said housing being isolated from the hollow volume and communicating with the outside through an insertion opening.
• This insertion opening serves as a passage and fixing opening for the lighting assembly which is equipped with the bulb or the diode inside the receiving housing.
• the body defines an inscribed interior volume, the housing being at least partially disposed inside the inscribed interior volume and entirely outside the hollow volume.
• the housing comprises a transparent or translucent wall.
• the housing includes a light reflecting surface for directing light from the source into the hollow volume.
• the bottom element may include at least one reflecting surface facing the interior of the hollow volume.
• the receiving housing is formed by a socket comprising a side wall, an opening towards the outside and an upper closure wall, the side wall being at least partially transparent or translucent, the wall of shutter defining a reflective surface facing the interior of the housing so that a light source placed in the housing emits light directly through the side wall in the hollow volume and on the reflective surface which reflects it in the hollow volume to through the side wall.
• the opening of the housing is of generally cylindrical shape, and receives a sealing element, the light source being mounted on a support force-fitted into the sealing element to thus isolate the housing in a sealed manner with respect to outside.
• the housing is formed so substantially central with respect to the bottom element, and extends into the inscribed volume of the body while pointing with its closure wall towards the body.
• the bottom element comprises an outer edge peripheral structure, a central area and an intermediate area surrounding the central area and surrounded by the edge structure, the housing being located in the central area , the reflecting surface being located in the intermediate zone, and the edge structure comprising at least one support flange intended to cooperate with a support recess formed by the body, a seal being advantageously disposed between the flange and the dropout.
• the edge structure comprises a skirt intended to engage in the body, the skirt forming a free end adapted to advantageously come into abutment on an internal shoulder formed by the body.
• the lighting system according to the invention can advantageously be used to produce a floor or wall paving formed by a juxtaposition of several lighting systems to achieve an aesthetic or functional pattern.
• the body of transparent or translucent material may have the shape of a generally rectangular or possibly hexagonal block. In this way, several bodies can be placed next to each other in a regular and contiguous manner.
• FIG. 1 is a schematic representation of a piece of floor or wall coated with the aid of several lighting systems according to the invention to produce an H-shaped pattern
• FIG. 2 is a greatly enlarged vertical cross-section view of a light source according to the invention
• FIG. 3 is an exploded cross-sectional view of a lighting system according to an embodiment of the invention.
• FIGS. 3 and 4 are views in the assembled state of the system of Figure 3.
• the lighting system shown in FIGS. 3 and 4 can be used as an individual lighting system, the light source of which is connected to a current source by a power cable connected directly to the mains or by means of 'an adapter transformer.
• the lighting system according to the invention can also be used to make a floor or wall paving, as shown in Figure 1. In this case, several lighting systems are arranged in a desired arrangement to obtain an aesthetic effect and / or functional.
• Figure 1 we can see several lighting systems 1 arranged in a pavement formed of square tiles. The lighting systems 1 are arranged so as to form an H shape.
• the lighting systems 1 are arranged contiguously, one above the other to form the two vertical bars of the H , or side by side to form the horizontal bar of the H.
• the lighting systems here have a generally rectangular shape but it is obviously possible to provide other geometric shapes such as square, triangular, diamond or hexagonal. In fact, all forms allowing a repeated and contiguous arrangement of the lighting system are suitable for making floor or wall paving. Instead of the H pattern, we could very well have put a more complex pattern in which the lighting systems are not all contiguous.
• the lighting systems 1 are connected in parallel by a power cable 7 connected to an adapter transformer 8 which is itself connected to the mains.
• a pattern produced with lighting systems 1 according to the invention can comprise one or more power supply cable (s) 7. These cables can be connected to a single adapter transformer or to several adapter transformers 8.
• This lighting system comprises several constituent elements, namely a body 2, a bottom element 3 and a lighting assembly 5.
• the lighting assembly 5 is connected to an electrical supply cable 7.
• the body 2 can be entirely or partially made of a transparent or translucent material.
• the body 2 is made in a single piece of glass, some parts of which may be opaque, and other parts which are transparent or translucent.
• the body 2 includes an upper wall 21 on the periphery of which extends a peripheral periphery 22.
• the periphery 22 extends all around the upper wall 21.
• the body 2 thus has a shape of housing, cup or container defining an interior volume inscribed Vi.
• the upper wall 21 includes an external surface 211 which can be perfectly flat or possibly profiled and an internal surface 212 giving into the inscribed interior volume.
• the peripheral periphery 22, which is here of rectangular shape, comprises an external wall 221, an internal wall 222 as well as a free end 23 which forms the rectangular annular peripheral edge of the body.
• the external wall 221 can be perfectly flat by sector or even profiled.
• the internal wall 222 forms a peripheral shoulder 223 directed towards the end
• the end 23 is formed with a recess 231 directed towards the interior of the body.
• the upper wall 21 is at least partially and / or locally transparent or translucent.
• the internal surface 212 can optionally be lapped.
• the peripheral periphery 22 it can either be transparent or opaque.
• the internal volume registered Vi formed by the body 2 is defined by the internal surfaces 212 and 222.
• the internal volume registered Vi can be defined as the volume of fluid which the body 2 could contain when filled to the level of its edge 23.
• the bottom element 3 is preferably made in a single piece by injection molding of plastic material. However, the bottom element 3 can also be produced by a co-molding or overmolding technique. Part of the bottom element could be made of metal and another part of plastic or glass. Different combinations are possible.
• the bottom element preferably does not include a transverse hole.
• the bottom element 3 comprises an edge structure 33 which defines the outer periphery of the bottom element.
• the edge structure 33 comprises a peripheral skirt 312 of generally rectangular shape intended to be housed inside the peripheral lateral wall 22 of the body 2.
• the edge structure 33 also comprises a peripheral radial flange 313 which projects towards the 'outside. This flange 313 is intended to be housed in the recess 231 formed by the end wall 23 of the body 2.
• the free upper end of the skirt 312 comes into contact with the shoulder 223 when the flange 313 is housed in the recess 231.
• the skirt 312 abuts on the shoulder 223 while the flange 313 is still slightly apart from the recess 231.
• a seal 233 can be produced between the element bottom 3 and the body 2 at the edge structure 33, and more precisely at the flange 313.
• the neck seal 233 visible in FIG. 4, is formed in the recess 231 above and around the collar 313.
• the edge structure 33 optionally but advantageously comprises a flange 311 which projects downwards from the junction connecting the flange 313 to the skirt 212.
• the flange 311 and the skirt 312 can extend in an aligned manner as can be see in Figure 3.
• the bottom element 3 forms inside the edge structure 33 a reflection system 32 and a central socket 31. Two sockets are however possible.
• the central bush 31 is disposed substantially in the center of the bottom element 3 so that it will also be centrally disposed relative to the body 2 once the bottom element 3 is attached to the body 2.
• the bush 31 includes a side wall 312, an upper closure wall 313 and an insertion opening 314. When looking at FIG. 3, with the body 2 located above the bottom element 3, the closure wall 213 points towards the body 2 while the insertion opening 314 is facing downwards.
• the side wall 312 is at least partially and locally transparent or translucent so as to allow a light beam to pass.
• the closing wall 313 is made in the form of a cone, the point of which is oriented inside the socket.
• the closure wall 313 forms a reflective surface capable of reflecting a light beam coming from inside the socket 31.
• the sleeve 31 occupies a central zone of the bottom element 3 and the edge structure 33 occupies an external zone of the bottom element 3. Between this central zone and this peripheral zone extends an intermediate zone forming a system of reflective surface 32.
• the reflective surfaces 32 are oriented in such a way that a light beam coming from inside the socket 31 will be reflected towards the upper wall 21 of the body 2.
• the bottom element 3 is attached and fixed to the body 2, with the possible use of a seal 233, they together form a receptacle defining a hollow volume Vc visible in FIG. 4.
• This receptacle is perfectly isolated from the outside because the body 2 and the bottom element 3 have no orifice or passage to the outside.
• the hollow volume Vc of the receptacle is delimited by the internal surfaces 212 and 222, the internal wall of the skirt 312, the reflecting surfaces 32, the external surface of the side wall 312 as well as the external surface of the closure wall 313.
• the insertion opening 314 of the sleeve 31 does not allow communication with the interior of the hollow volume Vc, while being disposed at least partially inside the inscribed volume Vi. More specifically, the major part of the sleeve 31 is disposed inside the volume inscribed Vi, while its opening 314 is located outside of this volume inscribed Vi. It is the same for part of the reflecting surfaces 32.
• the receptacle does not contain any component of the lighting system: it is only filled with a gas, generally air, which is perfectly inert since it is isolated from the outside by the gasket 233.
• a gas generally air
• the receptacle does not contain any component of the lighting system: it is only filled with a gas, generally air, which is perfectly inert since it is isolated from the outside by the gasket 233.
• light can penetrate inside the receptacle through the side wall 312 of the socket 31. This light can be reflected by the closure wall 313 as well as by the system of reflective surfaces 32. Next, the light thus disseminated and reflected can pass through the upper wall 21 of the body 2.
• the hollow volume Vc of the receptacle therefore only serves as a space for propagation of light coming from the socket 31.
• the shape of the socket 31 should not be considered as limiting : other forms of socket are also possible.
• the socket 31 thus forms an internal housing 311 demounted by the side wall 312 and the
• the lighting assembly 5 comprises a light source 53 and a source support 51 and a cap 52.
• the source 53 is mounted on the support 51 and the cap 52 is attached and fixed to the support 51.
• the light source can be a bulb of any kind, but preferably the source is a light emitting diode LED.
• the support 51 is inserted inside the housing 31 so that the source 53 is centered inside the housing.
• the support 51 is force-fitted inside the insertion opening 314.
• a seal 4 is arranged at the level of the insertion opening 314, and the support 51 is fitted into this seal 4 by compressing it and pressing it against the opening insertion 314.
• the support 51 in cooperation with the cap 52, forms rapid electrical connection means on a power cable 7.
• the lighting assembly 5 at its support 51, forms a substantially cylindrical insertion sleeve 511 intended to cooperate with the socket 31 for fixing and sealing the lighting assembly 5 in the housing 31 More specifically, the external wall of the cylindrical sleeve 511 comes into tight engagement inside the seal 4 so as to deform it elastically outwards in sealed pressed contact in the insertion opening 314.
• This insertion sleeve 511 houses inside a small printed circuit board 514 on which the source 53 is mounted.
• the support 51 also includes a base 512 intended to cooperate with the cap 52.
• This base 512 is provided with two incision points 516 formed at the ends of two pins 515 each connecting the printed circuit board 514.
• the base 512 also forms assembly means 513 intended to cooperate with assembly flanges 523 formed by the cap 52.
• the cap 52 forms a bottom plate 521 at the level of which hooking means 522 are formed intended to receive advantageously sliding the power cable 7.
• the attachment means 522 can for example form a receiving and attachment housing in which the power cable 7 can be forcefully inserted and held in place.
• the attachment means 522 can for example form two hooks 525 intended to engage in corresponding grooves formed by the cable 7.
• the attachment means also form keying means 524 in the form of a recess at inside which a rib 74 of the cable 7 can be inserted.
• the orientation of the cap 52 on the cable 7 is imposed.
• the cable 7 may for example be in the form of an insulating bead 72 inside which two conductive wires 71 are embedded.
• the bead 72 is made of a material capable of being easily incised or pierced. Two conventional individual cables can also be used.
• the cap 52 can be attached to the base 512. If the cap is not ideally placed relative to the base 512, it is always possible move the cap 52 by sliding the cable inside its hooking means 522. Once the ideal position has been reached, the cap 52 is attached to the base 512 which has the effect of piercing the cord 72 at using the points 516 which will reach the conducting wire 71.
• the supports 51 are force-fitted into the receptacles of the receptacles formed by a body and a bottom element.
• the cap 52 is put in place along the length of the supply cable 7, then the cap is attached to the support 51 so as to make the electrical connection. It is then enough to arrange the lighting systems in the manner of interlocking blocks to achieve the desired pattern.
• the particular design of the receptacle formed by the body and the bottom element considerably prolongs the life of this element.
• the design of the light source which can be force-fitted into the receptacle and electrically connectable in a very simple manner makes mounting particularly easy and rapid.

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• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Non-Portable Lighting Devices Or Systems Thereof (AREA)
• Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Applications Claiming Priority (5)

Publications (1)

Family

ID=32992519

Family Applications (1)

Country Status (2)

Family Cites Families (11)

• 2004
  • 2004-03-03 EP EP04716630A patent/EP1601909A2/de not_active Withdrawn
  • 2004-03-03 WO PCT/FR2004/000495 patent/WO2004081970A2/fr not_active Ceased

Non-Patent Citations (2)

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