WO2007107555A1 - Mécanisme de réglage d'un luminaire présentant un abat-jour plissé - Google Patents

Mécanisme de réglage d'un luminaire présentant un abat-jour plissé Download PDF

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Publication number
WO2007107555A1
WO2007107555A1 PCT/EP2007/052625 EP2007052625W WO2007107555A1 WO 2007107555 A1 WO2007107555 A1 WO 2007107555A1 EP 2007052625 W EP2007052625 W EP 2007052625W WO 2007107555 A1 WO2007107555 A1 WO 2007107555A1
Authority
WO
WIPO (PCT)
Prior art keywords
lampshade
lamp
folds
adjusting mechanism
lever
Prior art date
Application number
PCT/EP2007/052625
Other languages
German (de)
English (en)
Inventor
Niels Kleindienst
Original Assignee
Niels Kleindienst
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
Priority claimed from DE200620004822 external-priority patent/DE202006004822U1/de
Priority claimed from DE102006013926A external-priority patent/DE102006013926B4/de
Application filed by Niels Kleindienst filed Critical Niels Kleindienst
Publication of WO2007107555A1 publication Critical patent/WO2007107555A1/fr

Links

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
    • F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
    • F21V1/02—Frames
    • F21V1/08—Frames adjustable

Definitions

  • the invention relates to a lamp with a lampshade with the features mentioned in the preamble of claim 1.
  • pleated lampshades conventional design usually consist of a rigid wire substructure, applied to the unwinding surface of the wire substructure pleated Schirmüberzugmaterials, and connected to the wire sub-mount for mounting the lampshade to the bulb socket and thus the lighting substructure.
  • the lampshade coating material is firmly fixed on the wire substructure
  • luminaires which emit their light both as ceiling spotlights and as floor luminaires are designed with two opposite truncated cone-shaped lampshades. So that the lamp can be used as a ceiling, room or floor lamp, the screens are arranged rotatable about a vertical axis, including a special elastic ring is executed. The rotatable arrangement either blasts more light upwards or more downwards.
  • the light emitted by the light source is in each case emitted unfiltered directly through the upper and lower openings of the lampshade or on the inner walls of the lampshade. Pentenes reflected and scattered by the material of the lampshade depending on the nature of the material to the sides. However, the frustoconical design of the lampshade remains unchanged.
  • the light is radiated to invariable parts in the room or the lampshade must be arranged to be movable as described above.
  • it is hardly possible to regulate the amount of light emitted by changing the lampshade itself and to distribute the light more upward or downward.
  • a disadvantage here proves to be the fact that, for example, the screen coating is firmly connected to at least one point with a substructure corresponding to the screen coating form.
  • the object of the invention to provide an improved and easy-to-use device for regulating an emissable amount of light of a lamp, in which a pleated lampshade is changeable in shape.
  • the object is achieved by a relative to a support structure and a lampshade movable adjusting mechanism which engages the folds of the lampshade so that formed openings of the lampshade are mutually variable in size.
  • the adjusting mechanism is a lever mechanism which ensures that the openings formed in the lampshade can mutually change their size.
  • the lever mechanism comprises a handle which is movable and on which at least one connecting rod pivotable relative to the handle is arranged.
  • the lever mechanism further comprises at least one of the connecting rod outgoing, acting on a fold of the lampshade lever rod, wherein the lever rod is rotatably mounted at an inner pivot point of the lever mechanism on the at least one connecting rod.
  • This arrangement corresponds to the basic principle for adjusting the lampshade, wherein, of course, in the embodiment which will be described in detail later, several pivotable connecting rods are arranged on the handle, at each of which at least one or more lever rods attack, so that the lampshade inside has a umbrella-type lever mechanism of connecting rods and lever rods.
  • the support structure is a lamp stand in which at least one support element is arranged, which carries on its side facing the lampshade, the holding element of the lampshade.
  • the holding element is a ring, in particular a wire ring, on which the pleated lampshade is movably held.
  • the ring is a clincher, which can be made soluble again in a ring shape via a closure and in a suitable manner with the folds of the pleated lampshade in combination can be brought.
  • the ring is arranged in closed recesses of the folds, wherein the diameter of the recesses exceeds the diameter of the ring, so that the folds can rotate around the ring in dependence on the adjusting movement of the adjusting mechanism.
  • the ring is suitably disposed inwardly of the pleats, which pleats may also rotate relative to the ring relative to the ring in response to the adjustment movement of the adjustment mechanism.
  • the adjusting mechanism has an additional lever arm, which is arranged on a lampshade facing the end of the connecting rod, wherein the lever arm on the other hand rotatably connected to the ring and forms an outer pivot point, so that the lever arm between the inner pivot point and the outer pivot point, so that the lever arm is pivotally mounted on both pivot points to stabilize the overall construction.
  • the lever arm is connected exactly at the point with the ring on which the support member carries the ring, so that a common outer pivot point between ring, support member and lever arm is formed, the free rotation of the pleated lampshade not hindered around the ring.
  • the lamp stand as support structure carries a socket with a lamp arranged therein, wherein the at least one support element additionally has at least one stabilizing element which extends to stabilize the socket and to further stabilize the adjusting mechanism between the support element and socket.
  • the arrangement of the support elements is preferably carried out in the lamp stand, in which the support elements are preferably mounted, in principle, only one support element is necessary, but of course in the embodiment - as described later - a plurality of support elements are provided.
  • the suspension of the support elements in the lamp stand is preferably carried out in openings of the lamp stand, which are provided below the sleeve-like handle, so that the support member passes through the handle, including separate slots are arranged in the handle analogous to the openings in the lamp stand.
  • the slots in the handle in this case have a length which is matched to the at least one adjusting movement of the lamp stand surrounding the handle like handle, relative to the at least one support element. The slots are so long as the adjustment of the handle for actuating the lever mechanism makes it necessary.
  • the relative to the handle pivotally mounted connecting rod is pivotally mounted on a receiving ring of the handle.
  • the lever mechanism of the lampshade is cylindrical in a preferred embodiment in an initial position and has an equal upper and lower opening.
  • the ring divides the folds of the lampshade in a preferred embodiment of the invention centrally along the imaginary xy-plane, whereby an outgoing from the starting position actuation of the lever mechanism in its respective end position with respect to the imaginary xy plane a mirror-image form of truncated cones the lampshade causes.
  • the lampshade is coated from the inside with a reflective material, wherein as a coating material preferably vapor-deposited aluminum is used.
  • the lamp with the adjusting mechanism according to the invention can thus be used as floor, floor and ceiling lamp.
  • the light in the Starting position of the cylindrical shape and reaches in the respective two end positions a frusto-conical shape with each downwardly or upwardly in diameter enlarged openings whose respective opposing openings opposite to the starting position have a smaller diameter.
  • the adjustment is of course infinitely possible in the intermediate areas, so that the required amount of light can be tailored to the needs of the user.
  • This type of light is transferable to table and / or wall lights.
  • the determination of the adjusting mechanism relative to the support structure is effected by a locking device which fixes the handle relative to the lamp stand.
  • FIG. 1A to 1C a floor lamp in each case in a perspective view with a
  • FIG. 1B a cylindrical lampshade 1 according to the invention of a luminaire 100 is shown in a perspective view.
  • the lampshade 1 is shown in a starting position in which the upper and lower openings 19, 20 are the same size.
  • the lampshade 1 is a pleated screen, which is composed of several folds 3.
  • the lampshade 1 is formed in its entirety from in a conventional manner with a large number of folds 3 with relatively sharp outer and inner fold edges 4 and 5.
  • the ends of the folds are preferably glued together.
  • the Fold 3 is located in the middle in each case a preferably circular recess 2, which, however, may also have other geometric shapes.
  • the recesses 2 are circular in order to allow the slightest possible rotation about the clincher 6.
  • the clincher 6 functions as an axis of rotation on which the folds 3 of the lampshade 1 can rotate about the direction vector of the tangents of the clincher 6.
  • the clincher 6 is open prior to its assembly and will be resealable after attachment to the lampshade 1.
  • the individual folds 3 are delimited laterally by the outer fold edges 4 and the inner fold edges 5 and between the fold edges 4, 5 fold valleys 7 are formed by the pleating along an imaginary z-axis.
  • Figures 1A and 1C show the same lampshade 1 according to the invention as in Figure 1 B also in a perspective view.
  • Figure 1 C shows the lampshade 1 in the version as a ceiling light. It is the
  • Lampshade 1 aligned so that the light rays of the bulb 1 1 (see already Figure 2C) are directed upwards. This effect is achieved by the fact that the outer and inner fold edges 4 and 5 come closer below the clincher 6 and the outer and inner fold edges 4 and 5 above the clincher 6 from each other, so that the surfaces of the folds 3 almost touch at the extreme lower end.
  • the shape of the Falztäler 7 is below or above the Drahtsammlungs 6 selected so that the edge of the Falztales 7 is in the outermost lower position on an imaginary horizontal (x-y plane).
  • Figure 1 B shows the lampshade 1 in the version as a room lamp.
  • the lampshade 1 is aligned so that the light rays of the illuminant 1 1 (see already Figure 2B) are hinged up and down ken. This effect is achieved in that the outer and inner folding edges 4 and 5 below and above the wire tire 6 have a same and constant distance from each other.
  • FIG. 1A shows the lampshade 1 in the embodiment as ground radiator.
  • the lampshade 1 is aligned so that the light rays of the illuminant 1 1 (see already Figure 2A) are directed downward.
  • This effect is achieved in that the outer and inner fold edges 4 and 5 below the wire tire 6 from each other and the outer and inner fold edges 4 and 5 come closer to the wire tire 6, so that the surfaces of the folds 3 at the extreme end almost touching.
  • the shape of the Falztäler 7 is also selected above the wire tire 6 so that the edge of the Falztäler 7 is cut so that it lies in the outermost upper position on an x-y plane of an imaginary horizontal.
  • the light output of the respective direction is increased by increased reflection in the arrangement of reflective materials on the surfaces in the interior of the lampshade 1 yet. Between the maximum lampshade positions shown in FIGS. 1A and 1C, all intermediate positions can be continuously adjusted.
  • FIGS. 2A to 2C the positions of the invention shown in perspective in FIGS. 1A to 1C are shown in axial section. It should be clarified that the lampshade can be fixed with an adjusting mechanism according to the invention in its respective position.
  • FIG. 2B shows the adjusting mechanism, which is designed as a lever mechanism 13, in an initial position, in which the upper opening 19 and the lower opening 20 of the lampshade 1 have openings 19, 20 of equal size.
  • the lampshade 1 and the adjusting mechanism 8, 14, 13 are cut along an imaginary z-y plane in FIGS. 2A to 2C.
  • Figure 2B again shows the ring 6, which carries the pleated lampshade 1, wherein the ring 6 is arranged in the recesses 2 provided for this purpose.
  • this ring 6 can also be secured in the interior at the inner folded edges 5 in a suitable manner.
  • the ring 6 is held by two visible support elements 17, which are arranged lying in the z-y plane.
  • similar support elements 17 are arranged in a z-x plane, which are not visible in Figure 2B.
  • a slot 22 through which the support members 17 are guided by the handle 8 and thereby preferably suspended in a lamp stand 9 or can be secured in a suitable manner. Due to the length of the slot 22, the handle 8 can be moved independently of the support elements 17 along the light stand 9, which here serves as a base support, since the handle 8 is of sleeve-like design.
  • a receiving ring 15 is preferably arranged, on which a corresponding number of connecting rods 14 is arranged pivotably.
  • two connecting rods 14 are visible in the zy plane, which are arranged pivotably about pivot points 14A.
  • two analogous to the support elements 17 additional connecting rods 14 are arranged in the zx plane (not visible).
  • four support members 17 and eight connecting rods 14 are arranged.
  • the number of connecting rods 14 and supporting elements 17 is variable from at least one to several. Of course, increases in several connecting rods 14 and support members 17, the stability.
  • the connecting rods 14 extend in the direction of the centrally arranged here in the lampshade 1 ring 6, wherein at the ends of the connecting rod 14 at least one lever rod 13 A or 13 B is rotatably mounted in an inner pivot point 13 D.
  • first lever rod 13A is suitably connected to the lampshade 1, so that a movement of the lever mechanism 13 pulls the lampshade 1 inwards in the upper area - entrainment of the lampshade 1 inwards (FIG. 2A) or outwards in the upper area - Entrainment of the lampshade 1 to the outside - ( Figure 2C), a second lever rod 13 B is not necessarily needed.
  • lever rods 13A, 13B can be arranged mutually inward and outward, taking along the lampshade 1.
  • the design is chosen so that the end points of the lever rods 13A, 13B only touch the lampshade 1, so that the adjusting mechanism is pushed out of the lampshade by the second lever rod 13B in order to achieve the position according to FIG. 2A 1 effected in the lower region and, analogously thereto via the first lever rod 13A, a pressing out of the lampshade 1 in the upper region, according to Figure 2C, is effected.
  • the respective opposite lever rod 13A and 13B thus assumes the leadership of the lampshade 1 inward, since the points of contact are preferably carried out in the Falztälern 7.
  • a further lever arm 13C is arranged between the inner pivot point 13D and an outer pivot point 13E.
  • the lever arms 13C and the support members 17 are guided on the outer pivot point 13E, which lies on the radius of the ring 6, so that at this point both the lever mechanism 13 and the support members 17 attack.
  • This arrangement allows a total of a very stable construction.
  • the other four connecting rods 14 also control via the lever arm 13C engaging thereon lever rods 13A, 13B.
  • the lever arm 13C of the other four connecting rods 14 is thus rotatably mounted on the ring 6 to form an outer pivot point 13E and not at the same time on the support member 17.
  • eight support elements can be arranged so that a storage can be made in each case on the support element 17.
  • Figures 2A to 2C show that the support members 17 remain unchanged in their position, so that the socket 12 and the lighting means 1 1 are always positioned at the same position.
  • the ring 6 remains in the same horizontal x-y plane and does not change its position.
  • the solution according to the invention is not limited to a lampshade 1 with the lampshade 1 centrally dividing ring 6, but is of course also suitable for lampshades 1, adjusting all leverage ratios, in which the ring 6 is located further up or down.
  • the lampshade 1 itself is produced in its translucent variant, for example, a polyester felt fabric. It is also possible to provide an outer lining of silk or the like, which is preferably produced via an adhesive bond.
  • lampshade 1 In addition to a single-layer translucent or opaque embodiment of the lampshade 1 is also a multilayer translucent or opaque version in different variants conceivable.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne un luminaire (100) présentant un abat-jour plissé (1) qui est maintenu au moyen d'un élément support (6) reliant les plis (3) de l'abat-jour (1), sur une structure d'appui (9, 17). L'invention est caractérisée en ce qu'il est prévu, grâce à un mécanisme de réglage (8, 14, 13), mobile par rapport à la structure d'appui (9, 17) et par rapport à l'abat-jour (1), et qui est en prise avec les plis (3) de l'abat-jour (1), de modifier alternativement les dimensions des ouvertures (19, 20) formées de l'abat-jour (1).
PCT/EP2007/052625 2006-03-21 2007-03-20 Mécanisme de réglage d'un luminaire présentant un abat-jour plissé WO2007107555A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE200620004822 DE202006004822U1 (de) 2006-03-21 2006-03-21 Verstellmechanismus für eine Leuchte mit einem plissierten Lampenschirm
DE102006013926.7 2006-03-21
DE202006004822.7 2006-03-21
DE102006013926A DE102006013926B4 (de) 2006-03-21 2006-03-21 Verstellmechanismus für eine Leuchte mit einem plissierten Lampenschirm

Publications (1)

Publication Number Publication Date
WO2007107555A1 true WO2007107555A1 (fr) 2007-09-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/052625 WO2007107555A1 (fr) 2006-03-21 2007-03-20 Mécanisme de réglage d'un luminaire présentant un abat-jour plissé

Country Status (1)

Country Link
WO (1) WO2007107555A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2136131A1 (fr) * 2008-06-19 2009-12-23 Paulmann Licht GmbH Eclairage avec abat-jour
US20160201872A1 (en) * 2015-01-12 2016-07-14 I2M Co., Ltd. Transformable lamp shade and lighting apparatus including the same
CN110215617A (zh) * 2019-06-24 2019-09-10 广汉骨科医院有限责任公司 一种新型烤灯

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE23757C (de) * F. LEFEBURE in Paris Lampenschirm mit regenschirmartigem Gestell
DE2606183A1 (de) 1976-01-21 1977-08-04 Rotaflex Inh Alessio Caprani V Plissierter lampenschirm
DE3018697A1 (de) 1979-05-25 1980-11-27 Gotha Ingbuero & Mech Einrichtung zum befestigen von plissierten lampenabschirmungen an drahtringen
US4994949A (en) * 1989-07-14 1991-02-19 Yeh Chao H Stretching device for a pleated lampshade
US5868492A (en) 1996-09-30 1999-02-09 Partner Investments, Inc. Lamp shade assembly and the method of forming same
WO2002055929A1 (fr) 2001-01-15 2002-07-18 Michl, Oliver Dispositif d'eclairage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE23757C (de) * F. LEFEBURE in Paris Lampenschirm mit regenschirmartigem Gestell
DE2606183A1 (de) 1976-01-21 1977-08-04 Rotaflex Inh Alessio Caprani V Plissierter lampenschirm
DE3018697A1 (de) 1979-05-25 1980-11-27 Gotha Ingbuero & Mech Einrichtung zum befestigen von plissierten lampenabschirmungen an drahtringen
US4994949A (en) * 1989-07-14 1991-02-19 Yeh Chao H Stretching device for a pleated lampshade
US5868492A (en) 1996-09-30 1999-02-09 Partner Investments, Inc. Lamp shade assembly and the method of forming same
WO2002055929A1 (fr) 2001-01-15 2002-07-18 Michl, Oliver Dispositif d'eclairage

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2136131A1 (fr) * 2008-06-19 2009-12-23 Paulmann Licht GmbH Eclairage avec abat-jour
US20160201872A1 (en) * 2015-01-12 2016-07-14 I2M Co., Ltd. Transformable lamp shade and lighting apparatus including the same
CN110215617A (zh) * 2019-06-24 2019-09-10 广汉骨科医院有限责任公司 一种新型烤灯

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