EP2591276B1 - Appareil lumineux portatif - Google Patents

Appareil lumineux portatif Download PDF

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Publication number
EP2591276B1
EP2591276B1 EP11729959.4A EP11729959A EP2591276B1 EP 2591276 B1 EP2591276 B1 EP 2591276B1 EP 11729959 A EP11729959 A EP 11729959A EP 2591276 B1 EP2591276 B1 EP 2591276B1
Authority
EP
European Patent Office
Prior art keywords
heat sink
handheld
lighting apparatus
lighting device
handheld lighting
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP11729959.4A
Other languages
German (de)
English (en)
Other versions
EP2591276A1 (fr
Inventor
Tom Staeubli
Uwe Werner
Arno Lenzi
Georgios Margaritis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to EP16166307.5A priority Critical patent/EP3081844B1/fr
Publication of EP2591276A1 publication Critical patent/EP2591276A1/fr
Application granted granted Critical
Publication of EP2591276B1 publication Critical patent/EP2591276B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
    • F21L4/022—Pocket lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/04—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of a light source housing portion adjustably fixed to the remainder of the device
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • 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
    • F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • 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 invention relates to a hand-held lighting device according to the preamble of claim 1.
  • a hand-held lighting device having a hand-held power tool battery coupling means, a heat sink and a lighting device having a radiation direction has already been proposed.
  • GB 2 356 448 A For example, a flashlight with a reflector, a light bulb in a bulb holder, and a lens has been known.
  • the reflector has cooling fins on an outer surface.
  • WO 2005/060376 A2 a lighting device is described with an LED lamp head.
  • the housing of the lighting device has on the outer surface of cooling fins.
  • the invention is based on a handheld lighting device with a handheld power tool battery coupling device, a heat sink and a lighting device that has a radiation direction.
  • the heat sink has at least one outer surface which is arranged in the emission direction behind at least one outer surface of the light device which is illuminated during operation.
  • a "handheld power tool battery coupler” is to be understood in particular to mean a device which is intended to produce an electrical and, in particular, mechanical connection to a handheld power tool battery of a hand tool.
  • the term “heat sink” should be understood to mean a means which is intended to heat a light source from the light source and / or in particular heat an electronic unit from the electronics divert.
  • the heat sink releases the heat to an ambient air.
  • the heat sink is mostly made of metal.
  • the heat sink has a thermal resistance of less than 8 Kelvin / watt, advantageously less than 4 Kelvin / watt, more preferably less than 2 Kelvin / watt.
  • the heat sink has cooling fins.
  • the heat sink is heat-conducting connected at least with the light source.
  • a "lighting device” should in particular be understood to mean a device which emits a luminous flux for illumination, in particular a work surface, in a radiation direction during operation.
  • the luminous flux is greater than 100 lumens, more preferably greater than 250 lumens.
  • an "emission direction” should be understood to mean an average direction of the luminous flux.
  • the lighting device has a radiation angle of less than 270 degrees, advantageously less than 180 degrees, wherein the lighting device preferably radiates 90% of a power of the luminous flux within the radiation angle.
  • An "outer surface” is to be understood in particular as a surface region which has at least one straight-line, uninterrupted connection to the outside.
  • the phrase "arranged in the direction behind a transilluminated outer surface” should be understood to mean that at least one plane, which is to be moved against the illuminating device, intersects first the heat sink and then the lighting device.
  • a “transilluminated outer surface” is to be understood in particular an outer surface of the lighting device, which penetrates the luminous flux of the luminous means in an operation last.
  • By “provided” is intended to be understood in particular specially programmed, designed and / or equipped. Due to the inventive design of the handheld lighting device, the lighting device is structurally simple, inexpensive and space-saving advantageous against mechanical effects, in particular by a fall, protected.
  • the lighting device has at least one light-emitting means which is designed as a light-emitting diode, whereby a long lighting period can be achieved with a handheld power tool battery and a particularly high reliability and longevity of the light source.
  • the light emitting diode has an efficiency of at least 75 lumens / watt, advantageously at least 100 lumens / watt.
  • the lighting device transmits in at least one operating state
  • the lighting device could comprise a lighting means, which is designed as an incandescent lamp, a gas discharge lamp, an induction lamp and / or capacitor luminescent film.
  • the heat sink has at least one recess, which is arranged transilluminably by a luminous flux of the luminous device, whereby a particularly efficient heat dissipation from the light source and an advantageous protection of the light source are possible.
  • a “recess” is to be understood as a region delimited by the heat sink, which is surrounded by the heat sink on a plane perpendicular to the light direction by more than 270 degrees.
  • the recess is formed as an opening, for example as a bore.
  • the hand-held lighting device comprises a pivoting device which is provided to pivotally support at least the lighting device, in particular relative to the handheld power tool battery coupling means, whereby the lighting device can be designed to be simply and comfortably aligned on a work surface.
  • the term "pivotally supports” should be understood in particular to be movably fastened by at least one axis.
  • the heat sink is at least partially formed integrally with the pivoting device, whereby advantageous design effort, space and components can be saved.
  • the phrase "at least partially in one piece" should be understood to mean that the heat sink has at least one region which provides a function of the pivoting device.
  • the function could, for example, support a bearing force, protect a swivel range and / or be another function which appears appropriate to the person skilled in the art.
  • the hand-held lighting device has an electronics housing, which is at least partially formed integrally with the heat sink, whereby an advantageous saving of design effort, space and Components is possible.
  • an "electronics housing” is to be understood as a housing which is intended to protect the electronics and / or to attach them to advantage.
  • the heat sink at least partially cools the electronics.
  • the lighting device has an optic which, viewed in the emission direction, is arranged at least partially in front of the outer surface of the heat sink, whereby structurally simple advantageous protection of the optics and good heat emission of the heat sink are possible.
  • An "optics" is to be understood in particular as meaning a device for changing and / or advantageously for guiding the luminous flux.
  • the optic has at least one lens and / or preferably a reflector.
  • the optics is at least partially disposed in the recess, whereby space can be saved.
  • the lighting device has a diffuser optics, whereby a particularly uniform, low-glare and in particular broad luminous flux can be achieved.
  • a "diffuser optics" is to be understood in particular as an optic which is intended to widen the light beam.
  • the diffuser optics controls the light beam.
  • the diffuser optics in particular relative to the lighting means, is movably mounted, whereby structurally simple advantageous activation and deactivation of the diffuser optics is possible.
  • the diffuser optics is rotatably mounted about an axis. With two LEDs, the diffuser optics are preferably mounted at 90 degrees, three LEDs at 60 degrees, four LEDs at 45 degrees, rotatably mounted.
  • the hand-held lighting device has a fastening means, which is at least substantially formed by a rubber-like material, whereby a cheap and versatile fastening means can be provided.
  • a "rubber-like material” is to be understood in particular as meaning a material that is elastically deformable by at least 10%, advantageously 20%, at least partially elastic, advantageously.
  • rubber, neoprene, silicone, latex and / or other materials that appear appropriate to those skilled in the art are rubbery materials.
  • the attachment means formed band-shaped.
  • the fastening means could comprise at least one spring element, in particular a helical spring.
  • FIG. 1 shows a system 40a with a portable power tool battery 38a and with a handheld lighting device 10a. How the particular Figures 2 . 3 and 4 In more detail, the hand-held lighting device 10a has a hand-held power tool battery coupling means 12a, a pivoting device 28a and a lamp body.
  • the pivoting device 28a pivots the hand-held power tool battery coupling means 12a pivotable relative to the lamp body about a pivot axis 42a.
  • the luminaire body comprises a heat sink 14a, a lighting device 16a, an electronics housing 30a and electronics 44a.
  • the lighting device 16a emits a luminous flux during operation in a radiation direction 18a of the lighting device 16a.
  • the lighting device 16a has three bulbs 24a and an optic 32a.
  • the bulbs 24a are designed as power LEDs.
  • Each of the lamps 24a sends out a part of the luminous flux with 90 lumens each.
  • the optic 32a has lenses 46a and reflectors 48a.
  • the heat sink 14a cools the bulbs 24a during operation.
  • the lighting means 24a are arranged on a circuit board 50a of the electronics 44a and are thermally coupled to the circuit board 50a with a thermally conductive foil.
  • the heat sink 14a is thermally coupled to the light emitting means 24a thermally coupled to the circuit board 50a.
  • a contact surface of the heat sink 14a is applied directly to the circuit board 50a, namely, the contact surface is pressed against the circuit board 50a. This contact area is greater than 2 cm 2 . It encloses the lamps 24a in each case by 360 degrees.
  • the contact surfaces are also coupled to a thermally conductive film.
  • the heat sink 14a, the light-emitting means 24a and / or the circuit board 50a could be coupled in a heat-conducting manner, for example with a heat-conductive adhesive and / or a heat-conducting paste, in another manner which would appear meaningful to a person skilled in the art, whereby tolerances, in particular of the heat sink 14a, can be bridged particularly advantageous thermally conductive.
  • the heat sink 14a has outer surfaces 20a which are arranged in the emission direction 18a behind an outer surface 22a of the light device 16a which is illuminated during operation. These outer surfaces 20a are arranged on cooling ribs 54a of the heat sink 14a.
  • the cooling ribs 54a are formed as projections, which extend on a side of the heat sink 14a facing away from the contact surface in the emission direction 18a and in the direction of the pivoting device 28a.
  • the cooling fins enclose the luminous flux on a plane perpendicular to the emission direction 18a by about 270 degrees.
  • the heat sink 14a is made of die-cast aluminum.
  • the heat sink 14a has three recesses 26a. The recesses 26a are conical and spread in the direction of the outer surface 20a.
  • the recesses 26a are transversely arranged by the parts of the luminous flux of the lamps 24a.
  • the lighting means 24a are arranged on a side of the recess 26a facing away from the outer surfaces 22a.
  • the lenses 46a and reflectors 48a are disposed in the recesses 26a. They are connected by webs 56a. As a result, they can be sprayed off in one operation and mounted in one step.
  • the reflectors 48a are vaporized.
  • the optic 32a is arranged in the emission direction 18a in front of the outer surface 20a of the heat sink 14a.
  • an optic could also have only one or more lenses or one or more reflectors.
  • the lighting device 16a has a diffuser optic 34a.
  • the diffuser optics 34a is arranged in the emission direction 18a behind the recesses 26a of the heat sink 14a.
  • the diffuser optic 34a is movably mounted about a rotation axis 58a.
  • the diffuser optics 34a is locked in an annular groove 60a of the heat sink 14a.
  • the annular groove 60a also prevents ingress of dirt between the diffuser optics 34a and the bulbs 24a.
  • a diffuser optics could be fastened by means of a fastening means penetrating the heat sink, in particular a screw connection.
  • the diffuser optic 34a has three diffuser areas 62a.
  • the diffuser regions 62a are arranged symmetrically about the rotation axis 58a.
  • the diffuser regions 62a are connected by a centrally located diffuser region 63a.
  • the centrally arranged diffuser region 63a visually obscures attachment of the diffuser optic 34a.
  • the diffuser areas 62a, 63a merge seamlessly into each other.
  • the diffuser portions 62a When the diffuser portions 62a are arranged in front of the bulbs 24a, the diffuser portions 62a scatter the light passing through them to an emission angle of more than 120 degrees.
  • the diffuser areas 62a are frosted.
  • a surface configuration of a diffuser region could scatter a luminous flux.
  • the diffuser optics 34a on Klar Schlixe 64a which passes the light penetrating them largely unscattered.
  • the clear areas 64a are offset relative to the diffuser areas 62a in the direction of the bulbs 24a. As a result, the clear areas 64a are advantageously protected against scratching. Further areas of the diffuser optics 34a could in particular be formed frosted for optical masking of components or for design purposes.
  • the electronics housing 30a is partially formed integrally with the heat sink 14a, and that forms the heat sink 14a located in the emission direction 18a cover the electronics.
  • a cover 66a of the electronics housing 30a located opposite to the emission direction 18a is formed by a plastic part.
  • the cover 66a partially presses the electronics 44a against the heat sink 14a.
  • the heat sink 14a partially cools the electronics 44a.
  • a seal not shown is arranged between the heat sink 14a and the cover 66a.
  • the circuit board 50a is deformed and stepped at defined locations.
  • the heat sink 14a is bolted to the cover 66a.
  • the heat sink 14a is adapted to a different height of components of the electronics 44a.
  • the electronics 44a has a constant current source.
  • the constant current source supplies the lighting device 16a with an electric power. During operation, the electrical power is constant. At a temperature of the heat sink 14a above 60 degrees, the electronics 44a reduces an electric power supplied to the lighting device.
  • the constant current source generates from a voltage of the portable power tool battery 38, in particular 14.4 volts and / or 18 volts, a current required by the lighting means 24a.
  • the electronics 44a could comprise a constant voltage source and / or another power source that appears appropriate to the person skilled in the art.
  • the hand-held lighting device 10a has an operating element 68a.
  • the control element 68a is electrically connected to the electronics 44a. As a result, an operator can switch the lighting device 16a on and off and vary a luminous intensity of the lighting device 16a.
  • the operating element 68a is molded in one piece with a logo 70a. Two webs 72a connect the operating element 68a to the logo 70a, wherein the webs 72a fasten the operating element 68a movably relative to the logo 70a.
  • the heat sink 14a is partially formed integrally with the pivot device 28a.
  • the Heatsink 14a In a region facing away from the lighting device 16 a, the Heatsink 14a two recesses 74a on. In the recesses 74a engage in a ready state, two bearing and fasteners 76a of the pivoting device 28a.
  • the pivot axis 42a runs centrally through the recesses 74a.
  • the pivot axis 42a is aligned perpendicular to the emission direction 18a.
  • the heat sink 14a has a pivot cover 78a.
  • the pivot cover 78a is partially tubular. As the pivoting device 28a pivots up, the pivoting cover 78a partially pivots into the portable power tool battery coupling means 12a.
  • the pivoting device locks the power tool battery coupling means 12a relative to the lighting device 16a in a plurality of positions.
  • the handheld power tool battery coupling means 12a has a contact element 80a and two half shells 82a with recesses 84a, latching regions 86a and fastening regions 88a.
  • the two half-shells 82a are bolted together.
  • the two bearing and fastening elements 76a of the pivoting device 28a engage in the recesses 84a in an operational state.
  • the latching portions 86a and the mounting portions 88a mechanically fix the portable power tool battery 38a in an operational state.
  • the contact element 80a has electrically conductive contacts 90a and coding means 92a.
  • the contacts 90a contact the portable power tool battery 38a.
  • the coding means 92a prevent an attachment of an unforeseen hand-held power tool battery 38a.
  • the contact element 80a is inserted into the half shells 82a.
  • the contact element 80a is connected to the electronics 44a via a cable harness 94a.
  • the hand-held lighting device 10a has a fastening means 36a.
  • the fastening means 36a is formed as a band of a rubber-like material, as an elastomeric injection molding.
  • the fastener 36a has a plurality of holes 96a.
  • the cover has two bollards 98a which engage in two of the holes 96a of the fastener 36a.
  • FIGS. 5 to 8 a further embodiment of the invention is shown.
  • the following descriptions and the drawings are limited to Substantially to the differences between the embodiments, with respect to the same designated components, in particular with respect to components with the same reference numerals, in principle, reference may also be made to the drawings and / or the description of the other embodiments.
  • To distinguish the embodiments of the letter a is the reference numerals of the embodiment in the FIGS. 1 to 4 readjusted.
  • the letter a is replaced by the letter b.
  • FIG. 5 shows a hand-held lighting device 10b according to the invention with a hand tool machine battery coupling means 12b, a cooling body 14b, a lighting device 16b and a pivoting device 28b.
  • the lighting device 16b emits a light beam in a radiation direction 18b of the lighting device.
  • the heat sink 14b has an outer surface 20b.
  • the outer surface 20b is arranged in the emission direction 18b behind an outer surface 22b of the lighting device 16b which is illuminated in operation.
  • the hand-held lighting device 10b has an electronics housing 30b, an electronics 44b, an operating element 68b and a logo 70b.
  • the control element 68b is formed separately from the logo, that is, in particular made separately.
  • the operating element 68b is arranged in the emission direction 18b behind the outer surface 20b of the heat sink 14b, whereby an unintentional actuation of the operating element 68a can be avoided.
  • the control element 68a is partially fixedly connected to a board 50b of the electronics 44b.
  • the board 50b is ungeknickt mounted in the electronics housing 30b.
  • the board 50b is integrally formed.
  • the lighting device 16b has three bulbs 24b and a diffuser optic 34b.
  • the diffuser optic 34b has diffuser areas 62b, 63b and clear areas 64b. Outside surfaces of the diffuser regions 62b, 63b are arranged, viewed in the emission direction 18b, behind outer surfaces of the clear regions 64b, whereby scratching of the clear regions 64b can be avoided.
  • the diffuser optic 34b has a fastening means 100b, which penetrates a recess 102b of the heat sink 14b in an operative state. In addition, the fastening means 100b penetrates a recess 104b of the board 50b.
  • the fastening means 100b is designed as a screw connection.
  • the lighting device 16b has an optic 32b.
  • the optic 32b is integrally formed for all bulbs 24b.
  • the heat sink 14b has three recesses 106b.
  • the optic 30b passes through the recesses 106b.
  • the optic 32b is fixedly connected to the board 50b, through the recesses 106b.
  • the optic 32b has a reflector 48b per bulb 24b.
  • the electronics housing 30b has the heat sink 14b and a cover 66b.
  • the cover 66b is formed as a plastic part. It forms a region of the electronics housing 30b opposite to the emission direction 18a.
  • the cover 66b and the heat sink 14b are partially formed integrally with the pivoting device 28b.
  • the cover 66b has bearing surfaces 108b of the pivoting device 28b. These are arranged within an annular region 112b of the cover.
  • the heat sink 14b has a cover 110b of the pivoting device 28b.
  • the hand tool battery battery 12b a contact element 80b, two half shells 82b and a spring 116b on.
  • the half-shells 82b have dome-shaped projections 114b of the pivoting device 28b.
  • the projections 114b penetrate the annular portions 112b of the pivoting device 28b.
  • the dome-shaped projections 114b of the two half-shells 82b are screwed together.
  • the spring 116b is disposed between the contact member 80b and the half shells 82b.
  • the spring 116b causes the contact element 80b, a spring force in the direction of a hand tool battery not shown. This allows a particularly reliable contact. In addition, a clearly audible snap can be achieved by the spring.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Claims (16)

  1. Appareil lumineux portatif comportant un moyen de couplage d'accumulateur pour outil à main motorisé (12a ; 12b), un dissipateur thermique (14a ; 14b) ayant des ailettes de refroidissement (54a ; 54b) et un dispositif lumineux (16a ; 16b) qui présente une direction de rayonnement (18a ; 18b), dans lequel le dissipateur thermique (14a ; 14b) comporte au moins une surface extérieure (20a ; 20b) qui est disposée à l'arrière, dans la direction de rayonnement (18a ; 18b), d'au moins une surface extérieure (22a ; 22b) du dispositif lumineux (16a ; 16b) qui est traversée par la lumière lors du fonctionnement, caractérisé en ce que la surface extérieure (20a ; 20b) est disposée sur les ailettes de refroidissement (54a ; 54b) du dissipateur thermique (14a ; 14b).
  2. Appareil lumineux portatif selon la revendication 1, caractérisé en ce que le dispositif lumineux (16a ; 16b) comporte au moins un moyen lumineux (24a ; 24b) qui est réalisé sous la forme d'une diode électroluminescente.
  3. Appareil lumineux portatif selon la revendication 2, caractérisé en ce que l'au moins un. moyen lumineux (24a ; 24b) est disposé sur une carte (50a ; 50b) d'un système électronique (44a ; 44b) et est couplé thermiquement à la carte (50a ; 50b).
  4. Appareil lumineux portatif selon la revendication 2 ou 3, caractérisé en ce que le dissipateur thermique (14a ; 14b) est couplé thermiquement à la carte (50a ; 50b) de manière adjacente à l'au moins un moyen lumineux (24a ; 24b), dans lequel une surface de contact du dissipateur thermique (14a ; 14b) repose directement sur la carte (50a ; 50b).
  5. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé en ce que le dissipateur thermique (14a ; 14b) comporte au moins un évidement (26a ; 26b) qui est disposé de manière à laisser passer un flux lumineux du dispositif lumineux (16a ; 16b).
  6. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé par un dispositif de pivotement (28a ; 28b) qui est prévu pour monter de manière pivotante au moins le dispositif lumineux (16a ; 16b).
  7. Appareil lumineux portatif selon la revendication 6, caractérisé en ce que le dispositif de pivotement (28a ; 28b) est prévu pour monter au moins le dispositif lumineux (16a ; 16b) de manière pivotante par rapport au moyen de couplage d'accumulateur pour outil à main motorisé (12a ; 12b).
  8. Appareil lumineux portatif selon la revendication 6 ou 7, caractérisé en ce que le dissipateur thermique (14a ; 14b) est réalisé de manière à être au moins partiellement solidaire du dispositif de pivotement (28a ; 28b).
  9. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé par un boîtier d'électronique (30a ; 30b) qui est réalisé de manière à être au moins partiellement solidaire du dissipateur thermique (14a ; 14b).
  10. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif lumineux (16a ; 16b) comporte une optique (32a ; 32b) qui est disposée dans la direction de rayonnement (18a ; 18b) lorsqu'on l'observe au moins partiellement de l'avant de la surface extérieure (20a ; 20b) du dissipateur thermique (14a ; 14b).
  11. Appareil lumineux portatif selon la revendication 10, caractérisé en ce que l'optique (32a ; 32b) est au moins partiellement disposée dans l'évidement (26a ; 26b).
  12. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif lumineux (16a ; 16b) comporte une optique diffusante (34a ; 34b).
  13. Appareil lumineux portatif selon la revendication 12, caractérisé en ce que l'optique diffusante (34a ; 34b) est montée de manière à être mobile.
  14. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé par un moyen de fixation (36a ; 36b) qui est réalisé au moins essentiellement à partir d'un matériau caoutchouteux.
  15. Appareil lumineux portatif selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes de refroidissement (54a ; 54b) entourent le flux lumineux sur un plan perpendiculaire à la direction de rayonnement (18a ; 18b) sur environ 270 degrés.
  16. Système comportant un accumulateur pour outil à main motorisé (38a ; 38b) et un appareil lumineux (10a ; 10b) selon l'une quelconque des revendications précédentes.
EP11729959.4A 2010-07-09 2011-06-27 Appareil lumineux portatif Active EP2591276B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16166307.5A EP3081844B1 (fr) 2010-07-09 2011-06-27 Éclairage portatif

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010031166A DE102010031166A1 (de) 2010-07-09 2010-07-09 Handleuchtgerät
PCT/EP2011/060683 WO2012004145A1 (fr) 2010-07-09 2011-06-27 Appareil lumineux portatif

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP16166307.5A Division EP3081844B1 (fr) 2010-07-09 2011-06-27 Éclairage portatif
EP16166307.5A Division-Into EP3081844B1 (fr) 2010-07-09 2011-06-27 Éclairage portatif

Publications (2)

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EP2591276A1 EP2591276A1 (fr) 2013-05-15
EP2591276B1 true EP2591276B1 (fr) 2016-11-23

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EP16166307.5A Active EP3081844B1 (fr) 2010-07-09 2011-06-27 Éclairage portatif
EP11729959.4A Active EP2591276B1 (fr) 2010-07-09 2011-06-27 Appareil lumineux portatif

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EP16166307.5A Active EP3081844B1 (fr) 2010-07-09 2011-06-27 Éclairage portatif

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US (1) US20130182424A1 (fr)
EP (2) EP3081844B1 (fr)
CN (2) CN107606504A (fr)
DE (1) DE102010031166A1 (fr)
WO (1) WO2012004145A1 (fr)

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Also Published As

Publication number Publication date
US20130182424A1 (en) 2013-07-18
EP2591276A1 (fr) 2013-05-15
WO2012004145A1 (fr) 2012-01-12
CN102971577A (zh) 2013-03-13
EP3081844B1 (fr) 2019-10-23
DE102010031166A1 (de) 2012-01-12
EP3081844A1 (fr) 2016-10-19
CN107606504A (zh) 2018-01-19

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