35results about "Narrow/point-like lamps" patented technology

A lighting apparatus including a reflector having a reflective exterior surface partially enclosing an interior space and defining a focal point within the interior space, and a high pressure discharge lamp positioned substantially at the focal point of the reflective exterior surface. In some examples, the high pressure discharge lamp includes an arc tube containing mercury, a metal halide, or sodium. In some examples, the reflective exterior surface extends along a longitudinal axis and curves around the longitudinal axis. In some example, the reflective exterior surface defines an elliptical paraboloid.

The present invention comprises a method of enhancing illumination by a variety of lamp types through the use of reflective technologies, for example, replacement of expensive high intensity density or mercury vapor lamps with low wattage flourescent tubes having at least one and in some cases, up to three reflective surfaces for focusing otherwise lost light toward a target illumination area. Further, the placement of light sources at the focal point of said reflective surfaces aids in optimizing the amount of light focused in a desired direction.

A lighting apparatus including a reflector having a reflective exterior surface partially enclosing an interior space and defining a focal point within the interior space, and a high pressure discharge lamp positioned substantially at the focal point of the reflective exterior surface. In some examples, the high pressure discharge lamp includes an arc tube containing mercury, a metal halide, or sodium. In some examples, the reflective exterior surface extends along a longitudinal axis and curves around the longitudinal axis. In some example, the reflective exterior surface defines an elliptical paraboloid.

A lighting apparatus including a reflector having a reflective exterior surface partially enclosing an interior space and defining a focal point within the interior space, and a high pressure discharge lamp positioned substantially at the focal point of the reflective exterior surface. In some examples, the high pressure discharge lamp includes an arc tube containing mercury, a metal halide, or sodium. In some examples, the reflective exterior surface extends along a longitudinal axis and curves around the longitudinal axis. In some example, the reflective exterior surface defines an elliptical paraboloid.

Lighting apparatuses that include a reflector attached to an adjustable support, a reflective surface on the reflector that defines an interior space and a focal point within the interior space, a light source partially disposed within the interior space and positioned substantially near the focal point, wherein the light source is configured to generate light by passing an electrical current through the lighting element. In some examples, the adjustable support defines a flexible stem. In other examples, the adjustable support defines a collection of bars rotatably connected at pivot points.

A lighting apparatus including a reflector having a reflective exterior surface partially enclosing an interior space and defining a focal point within the interior space, and a high pressure discharge lamp positioned substantially at the focal point of the reflective exterior surface. In some examples, the high pressure discharge lamp includes an arc tube containing mercury, a metal halide, or sodium. In some examples, the reflective exterior surface extends along a longitudinal axis and curves around the longitudinal axis. In some example, the reflective exterior surface defines an elliptical paraboloid.

The present invention comprises a method of enhancing illumination by a variety of lamp types through the use of reflective technologies, for example, replacement of expensive high intensity density of mercury vapor lamps with low wattage fluorescent tubes having at least one and in some cases, up to three reflective surfaces for focusing otherwise lost light toward a target illumination area. Further, the placement of light sources at the focal point of said reflective surfaces aids in optimizing the amount of light focused in a desired direction.

A headlight lamp has at least one lamp vessel in which at least one luminous element is enclosed, and a lamp base, which is provided with the electric terminals of the headlight lamp. The base has an annular metallic holder in which the at least one lamp vessel is fixed, and at least three reference noses arranged in a common plane, and an annular base flange arranged parallel to the plane of the reference noses. The base flange has at least three lugs are arranged along its circumference, which are of resilient design and serve together with the reference noses for fastening the lamp in a headlight. The reference noses are integrally formed on a reference ring, which is connected to the annular metallic holder and to the base flange.

A lighting system comprising a lighting apparatus and a lighting adapter, where the lighting adapter includes a frame, a curved reflector coupled to the frame and having a reflective surface partially enclosing an interior space and defining a focal point within the interior space, a light source disposed at least partially within the interior space and substantially at the focal point of the reflective exterior surface, wherein the light source is electrically wired to allow current to flow from an outside power source into the light source, a pair of endcaps, the endcaps centering the light source substantially at the focal point, and a pair of tombstone sockets, and where the lighting adapter includes a plurality of grooved channels, wherein the grooved channels of the lighting adapter are transversely disposed on each end of a rear-wall member,

The invention relates to a headlight lamp having at least one lamp vessel (1) in which at least one luminous means (2, 3) is enclosed, and having a lamp base (9) which is provided with the electric terminals of the headlight lamp. The lamp base (9) has an annular metallic holder (8, 10) in which the at least one lamp vessel (1) is fixed, and at least three reference noses (11a, 11b, 11c) arranged in a common plane, as well as an annular base flange (12), the base flange plane being arranged parallel to the plane of the reference noses (11a-11c), and the base flange (12) being provided with at least three lugs (12a, 12b, 12c), which are arranged along its circumference, are of resilient design and serve together with the reference noses (11a, 11b, 11c) for fastening the lamp in a headlight. According to the invention, the reference noses (11a, 11b, 11c) are integrally formed on a reference ring (11) which is connected to the annular metallic holder (8, 10) and to the base flange (12), and which has a flat annular surface (11d) arranged parallel to the base flange plane, the outside diameter of the annular surface (11d) being greater than or equal to the inside diameter of the base flange (12) and greater than or equal to the outside diameter of the annular metallic holder (8, 10), and the inside diameter of the annular surface (11d) being smaller than the inside diameter of the base flange (12) and smaller than the outside diameter of the annular metallic holder (8, 10).

A reflector lamp, in particular a halogen reflector lamp, has a light-transmitting lamp vessel, in which at least one luminous member is accommodated, at least one vessel section of the lamp vessel being provided with a reflective coating. According to the invention, the reflective coating has an interference filter, which is substantially impervious to light in the visible wavelength range and has defined transmission and reflection properties for light in the infrared wavelength range.

Lighting apparatuses including a first endcap including a first light socket, a second endcap spaced from the first endcap including a second light socket, reflector rotatably attached between the first endcap and the second endcap, the reflector including a reflective surface partially enclosing a reflector interior space and defining a focal point within the reflector interior space. The first light socket and second light socket are collectively configured to support light sources substantially near the focal point. The first endcap and the reflector include complimentarily configured interlocking members.

A partially coated lamp capsule (212) for a projection headlamp (12) has filament (224) in capsule envelope (220) having light-transmissive coating (60) extending from capsule upper region (225) towards filament distal end (227) to an axial location in a region defined between about 0.098 inch (2.5 mm) above filament distal end (227) and about 0.098 inch below filament distal end (227), the capsule envelope (220) being uncoated on an undistorted portion of capsule envelope (220) below filament proximal end (229). Lamp capsule (212) is useful in projection headlamp (12) having a reflector (28) whose central heel (37) forms the hot spot and casts light through projector lens (30) to generate low and / or high beam patterns. Present lamp capsules (212) give increased photometric intensity over conventional lamps in low beam at critical driver's lane (0.6D, 1.3R) and (0.86D, V) test points, and in high beam at the critical (H,V) test point.

Lighting apparatuses including a first endcap including a first light socket, a second endcap spaced from the first endcap including a second light socket, reflector rotatably attached between the first endcap and the second endcap, the reflector including a reflective surface partially enclosing a reflector interior space and defining a focal point within the reflector interior space. The first light socket and second light socket are collectively configured to support light sources substantially near the focal point. The first endcap and the reflector include complimentarily configured interlocking members.

The present invention comprises a method of enhancing illumination by a variety of lamp types through the use of reflective technologies, for example, replacement of expensive high intensity density of mercury vapor lamps with low wattage fluorescent tubes having at least one and in some cases, up to three reflective surfaces for focusing otherwise lost light toward a target illumination area. Further, the placement of light sources at the focal point of said reflective surfaces aids in optimizing the amount of light focused in a desired direction.

The infrared irradiation lamp comprises: a lampshade (S) made of a lamp housing (12) and a front lens (14), a reflector (16) arranged in the lamp housing (12), a reflector (16) inserted and connected to the reflector ( 16) the bulb is inserted in the connection hole (13) and the bulb (20) arranged in front of the reflector (16), and a bulb (20) which is arranged to cover the bulb (20) and is used to shield visible light and only pass through infrared light for generating A cylindrical sphere (30) of infrared light, wherein a heat sink (68) extending to the back of the reflector (16) is set between the bulb insertion hole (13) and the socket piece (21) of the bulb (20) ) metal bulb holder (60). The heat produced when bulb (20) is energized is transferred to bulb holder (60), and dissipates to the space formed behind reflector (16) from the heat sink (68) that is arranged on reflector (16) back, makes the heat Not stuffy inside the sphere (30). Therefore, it is possible to avoid various problems caused by temperature rise of the bulb (20) and the sphere (30) for generating infrared light.

The invention relates to a compact incandescent lamp with an integrated reflector, comprising at least a lamp bulb, on one part of the surface of which the reflector is applied as a reflective layer and another part thereof is a light output window, an incandescent element, which is arranged in a defined way in the lamp bulb and is positioned in a defined way with respect to the reflective layer, wherein at least the part of the lamp bulb which carries the reflective layer is non-axisymmetric and / or a part of the light output window is asymmetrically shaped, so that the visible light which the lamp can generate illuminates a region of space non-axisymmetrically.

The present invention relates to a method for producing a halogen lamp, comprising the following steps: providing a glass tube blanket; dip-coating of the glass tube blanket using a sol gel process having an inorganic coating; forming a lamp bulb from the coated glass tube blanket. The present invention relates further to a halogen lamp produced accordingly.

A filament array for an incandescent lamp comprises a plurality of helically-coiled filament sections (7-10), which are arranged in one or more planes. The filament sections are of varying lengths whereby the array approximates the cross-sectional shape of the light beam which is to be projected by the lamp, as indicated for example by the circle (11).

A composition for the manufacture of an opaque silvery coating on a glass surface is provided. The composition comprises a mixture of at least two metal powders. The metal powder mixture contains carbonyl iron and aluminum, and a carrier liquid for forming a suspension of the metal powder mixture. A method for manufacturing an opaque silvery coating for a lamp having a glass envelope is also provided. In the method, a suspension comprising a mixture of carbonyl iron and aluminum powders in a carrier liquid is applied onto the envelope of the lamp. The suspension is dried, and thereafter the composition remaining from the suspension is burned at a temperature above 500° C. A lamp with a glass envelope and a single layer opaque coating covering at least a part of the glass envelope is also disclosed. The opaque coating comprises 50 to 80 weight % carbonyl iron and 20 to 50 weight % elementary aluminum.

A composition for the manufacture of an opaque silvery coating on a glass surface is provided. The composition comprises a mixture of at least two metal powders. The metal powder mixture contains carbonyl iron and aluminum, and a carrier liquid for forming a suspension of the metal powder mixture. A method for manufacturing an opaque silvery coating for a lamp having a glass envelope is also provided. In the method, a suspension comprising a mixture of carbonyl iron and aluminum powders in a carrier liquid is applied onto the envelope of the lamp. The suspension is dried, and thereafter the composition remaining from the suspension is burned at a temperature above 500° C. A lamp with a glass envelope and a single layer opaque coating covering at least a part of the glass envelope is also disclosed. The opaque coating comprises 50 to 80 weight % carbonyl iron and 20 to 50 weight % elementary aluminum.