Patent application number | Description | Published |
20100097797 | LED LAMP - An LED lamp includes a printed circuit board, a plurality of LED modules mounted on the printed circuit board and a reflector mounted on the printed circuit board and covering the LED modules. The reflector includes a first extending portion and a second extending portion extending from a side of the first extending portion. Top surfaces of the first and second extending portions are slantwise and oriented towards different directions, thereby to cooperatively form a V-shaped configuration. The LED modules are received in receiving holes in the first and second extending portions. Each receiving hole has a cross section gradually enlarged along a bottom-to-top direction. | 04-22-2010 |
20100128474 | LED LAMP - An LED lamp includes a printed circuit board, a plurality of LED modules mounted on the printed circuit board, and a lens mounted on the printed circuit board and covering the LED modules. The lens includes a bottom surface enclosing the LED modules therein and a top surface located above the bottom surface. Light emitted from the LED modules travels through the bottom surface and the top surface of the lens to illuminate the environment. The bottom surface of the lens is concave and the top surface of the lens is bulgy. Curvatures of constituting portions of the bottom surface are larger than those of corresponding portions constituting the top surface. | 05-27-2010 |
20100165635 | LED UNIT - An LED unit includes a reflector, an LED mounted in the reflector, and a lens detachably mounted within the reflector and covering the LED. The reflector includes a bottom plate in which the LED is received, an annular sidewall and a tapered sidewall interconnecting the annular sidewall and the bottom plate. The lens includes a disk and dome protruding upwardly from the disk. The reflector forms a pair of buckles at two opposite sides thereof to abut against the disk, thereby fixing the lens therein. A bottom face of the disk confronting the LED and a top face of the dome remote from the LED are all aspheric surfaces. | 07-01-2010 |
20100165636 | LED UNIT - An LED unit includes an LED and an envelope receiving the LED therein. The envelope includes a bottom substrate fixing the LED thereon, a sidewall angling upwardly from the substrate and surrounding the LED, and a lens formed in the sidewall and located above the LED. The lens has two aspheric surfaces with different curvatures to collect light deflected at a small angle relative to an axis of the LED into a parallel pattern. The sidewall has upper and lower conical inner circumferences and a parabolic outer circumference to direct light deflected at a large angle relative to the axis of the LED into parallel pattern. The lower inner circumference of the sidewall has an angle of 2π/5 to 13π/30, and the upper inner circumference of the sidewall has an angle of 5π/36 to 7π/36. | 07-01-2010 |
20100172140 | LED UNIT - An LED unit includes an LED having a first optical axis and a transparent envelope receiving the LED therein. The envelope is a cylinder inclined towards a lateral side. The envelope includes two concave surfaces respectively defined at a top and a bottom thereof, and a convex surface formed on the top thereof. The two concave surfaces have the same second optical axis and the convex surface has a third optical axis. The second and third optical axes are parallel to each other and angled with the first optical axis. The second and third optical axes are inclined towards the same lateral side as that the envelope is inclined toward. The two concave surfaces and the convex surface are all aspheric. | 07-08-2010 |
20100259151 | LED MODULE - An LED module comprises an LED having a first optical axis and a lens fixed over the LED for refracting light emitted from the LED. The lens comprises an emission surface having a second optical axis and an incidence surface having a third optical axis. The second optical axis of the emission surface offsets from the first optical axis of the LED in a first direction for increasing a light intensity at a side of the first optical axis in the first direction. The first, second and third optical axes are in a line along the first direction. The third optical axis offsets from the first optical axis of the LED at a side opposite to that of the second optical axis. | 10-14-2010 |
20100271821 | REFLECTOR AND LED LIGHT-EMITTING UNIT USING THE SAME - An LED light-emitting unit comprises an LED element having an optical axis and a reflector covering the LED element. The reflector comprises a light-reflecting unit recessed downwardly from a top surface of a top wall of the reflector and located corresponding to the LED element. The light-reflecting unit has a reflecting face comprising two curved faces intersecting with each other at two lines. The curved faces have axes intersecting with each other. A distance between two intersecting points of the two lines with a cross section of the reflector which is parallel to the top surface of the top wall of the reflector is larger than that between any other two intersecting points of the reflecting face intersecting with the cross section of the reflector. | 10-28-2010 |
20100328938 | LED LIGHTING MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED lighting module includes a base, a plurality of first LEDs disposed on a top side of the base, and a plurality of reflectors disposed on the top side of the base. The reflectors correspond to the first LEDs, respectively, whereby light generated by the first LEDs can illuminate an area to which a bottom side of the base faces. A plurality of second LEDs are disposed on the top side of the base and located within the reflectors. | 12-30-2010 |
20100328939 | LED ILLUMINATION MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED illumination module includes a base, a plurality of first LEDs disposed on a top side of the base and a reflecting barrel disposed on the top side of the base. The first LEDs are disposed outside of the reflecting barrel, whereby light generated by the first LEDs is reflected by the reflecting barrel to illuminate a space below a bottom side of the base. | 12-30-2010 |
20110002116 | LED LAMP - An LED lamp includes a base, a first LED module attached to a bottom surface of the base, a second LED module attached to a top surface of the base, and a reflector engaged on the top surface of the base. The reflector has an outer surface facing and angled with the second LED module. Light generated by the first LED module radiates to a bottom side of the LED lamp, and light generated by the second LED module is reflected by the outer surface of the reflector to radiate out and toward a lateral side of the LED lamp. | 01-06-2011 |
20110019401 | LED ILLUMINATION MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED illumination module comprises a plurality of supporters each comprising a bottom plate and a lateral plate extending upwardly and slantwise from the bottom plate, an LED mounted on an outer surface of each of the lateral plates of the supporters, and a lens covering the LED. An inclined angle θ of the lateral plate relative to the bottom plate and a light emitting angle φ of the LED adjusted by the lens covering thereon meet a formula: θ+φ>90°. | 01-27-2011 |
20110019425 | LED LAMP - An LED lamp includes an LED having an optical axis and an elongated lens covering the LED. The lens has an incident face for incidence of the light of the LED and an opposite emitting face for retracting the light of the LED out of the lens. The optical axis of the LED extends through the incident face. A first plane on which the optical axis of the LED is located intersects the emitting face. In the first plane, an intensity I | 01-27-2011 |
20110026262 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The LED includes a chassis, a base on the chassis and an envelope fixed on the base. The lens has two crossed grooves, a hole and a chamber sequentially defined in a bottom face the lens, along an upward direction thereof. The chassis of the LED can be selected to fit in one of the two grooves. The base of the LED is engaged in the hole of the lens, and the envelope of the LED is received in the chamber of the lens. | 02-03-2011 |
20110032701 | LED ASSEMBLY - An LED assembly includes a plurality of LED modules, a plurality of individual lenses and a pressing plate. Each LED module has a printed circuit board and a plurality of LEDs attached to the printed circuit board. Each lens covers a corresponding LED. Each lens includes a supporting base and a light adjusting portion disposed on the supporting portion. The pressing plate defines a plurality of through holes corresponding to the light adjusting portions of the lenses. The lenses cooperates with the LEDs. The light adjusting portions of the lenses extend through the through holes of the pressing plate. The pressing plate presses peripheral portions of the supporting bases towards the printed circuit boards of the LED modules. | 02-10-2011 |
20110075428 | LED MODULE - An LED module includes an LED having a central axis I, and a lens. The lens has an incident face for incidence of the light of the LED and an opposite emitting face for refracting the light of the LED out of the lens. The emitting face of the lens has a central axis II. The central axis II is offset from the central axis I and located at one side of a plane ZOX of an XYZ coordinate with an original O which is located at a center of the LED, in which the central axis I is coincident with the Z axis. The light beams emitted from the one side of the plane ZOX are stronger than the light beams emitted from the another side of the plane ZOX after the light beams emitted from the LED pass through the lens. | 03-31-2011 |
20110090701 | LED LAMP - An LED lamp includes an LED and a lens covering thereon. The LED has an optical axis. The lens includes a light incidence surface adjacent to the LED and a light emission surface opposite to the light incidence surface. A first imaginary plane and a second imaginary plane intersect at the optical axis of the LED, the light emission surface of the lens is symmetric about the first and second imaginary planes, respectively. In the first imaginary plane, light emitted from the light emission surface distribute regions which a light emitting angle of the LED lamp ranges from 0° to about 45°. In the second imaginary plane, light emitted from the light emission surface distribute regions which a light emitting angle of the LED lamp ranges from 0° to about 75°. | 04-21-2011 |
20110103070 | LED MODULE - An LED module includes an LED and a lens covering the LED. The LED has an optical axis. The lens has an incident face for incidence of light of the LED into the lens and an opposite emitting face for refracting the light of the LED out of the lens. The emitting face has two elongated, ellipsoid lateral surfaces and a middle surface located between and connecting with the two ellipsoid lateral surfaces. The incident face has a sidewall and a ceiling connecting to a top of the sidewall. The middle surface of the emitting face and the ceiling of the incident face are corresponding to each other and inclined laterally relative to the optical axis of the LED. | 05-05-2011 |
20110110097 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The lens includes a first light-incident face confronting the LED to refract the light emitted from the LED with a small angle into the lens, a second light-incident face surrounding the LED to refract the light emitted from the LED with a large angle into the lens, a light-reflecting face to reflect the light from the second light-incident face towards a top of the LED, a first light-emergent face to refract the light from the first light-incident face out of the lens, and a second light-emergent face to refract the light from the light-reflecting face out of the lens. | 05-12-2011 |
20110110098 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The lens includes a first light-incident face confronting the LED to refract the light emitted from the LED with a small angle into the lens, a second light-incident face surrounding the LED to refract the light emitted from the LED with a large angle into the lens, a light-reflecting face to reflect the light from the second light-incident face towards a top of the LED, a first light-emergent face to refract the light from the first light-incident face out of the lens, and a second light-emergent face to refract the light from the light-reflecting face out of the lens. | 05-12-2011 |
20110110100 | LENS AND LED MODULE USING THE SAME - An LED module includes a printed circuit board, an LED mounted on the printed circuit board, and a lens fixed on the printed circuit board and covering the LED for refracting light emitted by the LED. The lens has a concaved inner face for incidence of the light and an opposite convex outer face for the light refracting out thereof. The inner and outer faces are both spherical. A curvature of the inner face is smaller than that of the outer face. | 05-12-2011 |
20110110101 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The lens includes a pedestal, a light-guiding portion connected to the pedestal and a pair of ears extending outwardly from the pedestal. The light-guiding portion includes a light-incident face facing the LED and a light-emergent face away from the LED. The light-incident face has a constant curvature and the light-emergent has a variable curvature larger than that of the light-incident face. | 05-12-2011 |
20110121704 | LED LAMP HAVING GOOD HERMETICAL PERFORMANCE - An LED lamp includes an enclosure, a base connected to a bottom of the enclosure, a cover connected to a top of the enclosure, an LED module received in the enclosure, a cap connected to a base, and a bracket fixed on the enclosure and pressing the cover on the enclosure. A first gasket is sandwiched between the bottom of the enclosure and the base, and a second gasket is sandwiched between the top of the enclosure and the cover. A driving module is received in the enclosure and isolated from the LED module by an interlayer formed in the enclosure. | 05-26-2011 |
20110127553 | LED UNIT - An LED (light emitting diode) unit includes an LED and a lens mounted on the LED. The lens defines a passageway at a central portion thereof. The passageway runs through the lens. The lens includes a concave light emitting surface at a top thereof. Light output from the LED with a small light-emission angle travels directly through the passageway, without a loss of light intensity. | 06-02-2011 |
20110128733 | LED LAMP - An LED module includes a housing, a plurality of LED modules, a plurality of first and second reflectors, a heat sink attached to the housing and an envelope engaged with the housing and covering the LED modules, the first and second reflectors. The housing includes a base and four sidewalls extending upwardly from edges of the base. The LED modules are mounted on the base. The first reflectors are accommodated in the housing and each cover a corresponding LED module. The second reflectors are mounted on the base and each located at a lateral side of the corresponding LED module. | 06-02-2011 |
20110128745 | LENS AND LED MODULE USING THE SAME - An LED module includes a printed circuit board, an LED mounted on the printed circuit board, and a lens fixed on the printed circuit board and covering the LED for refracting light emitted by the LED. The lens has a concaved inner face for incidence of the light and an opposite convex outer face for the light refracting out thereof. The inner face is aspherical. The outer face is spherical. The inner and outer faces are centrosymmetrical relative to axes, respectively, which are coincident with each other. A curvature of the inner face is gradually reduced from a center to an edge thereof. | 06-02-2011 |
20110133622 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a plurality of protruding blocks extending upwardly from a top face of the supporting plate. The protruding blocks have inclined faces oriented upwardly and outwardly away from the top face of the supporting plate. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the inclined faces of the protruding blocks, whereby at least a portion of light generated from the second LEDs projects towards a lateral side of the LED lamp. | 06-09-2011 |
20110140145 | LED UNIT - An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face between the light-incident face and the light-emergent face. The light-incident face includes a first light-incident face which faces the LED, and the light-emergent face includes a first light-emergent face located opposite to the first light-incident face. The first light-emergent face is a continuously curved face which has a curvature firstly increasing gradually and then decreasing gradually along a bottom-to-top direction of the lens. | 06-16-2011 |
20110140146 | LED UNIT - An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face between the light-incident face and the light-emergent face. The light-incident face includes a first light-incident face faces the LED, and the light-emergent face having includes a first light-emergent face located opposite to the first light-incident face. The first light-emergent face is a continuously curved face which has a curvature, along a top-to-bottom direction of the lens, firstly increasing gradually, then decreasing gradually and then increasing gradually again. | 06-16-2011 |
20110140147 | LED UNIT - An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face between the light-incident face and the light-emergent face. The light-incident face includes a first light-incident face facing the LED, and the light-emergent face includes a first light-emergent face located opposite to the first light-incident face. The first light-incident face is a continuously curved face which has a curvature, along a bottom-to-top direction of the lens, firstly decreasing gradually to a first value; then increasing gradually to a second value; then decreasing gradually again to a third value; and then increasing gradually again. The light-emergent face has a first light-emergent face located above the first light-incident face and having a varied curvature. | 06-16-2011 |
20110148271 | LED LAMP - An LED lamp includes a connecting member and an LED module. The connecting member is adapted for electrically connecting with a power source. The LED module is clasped by and electrically connects to the connecting member. | 06-23-2011 |
20110149580 | LED UNIT - An LED unit includes a printed circuit board, an LED mounted on the printed circuit board, and a lens covering the LED and fixed on the printed circuit board. The lens includes a pedestal and an optical element connected to the pedestal. The lens has a light-incident face formed in an interior thereof for receiving light emitted from the LED into the lens, and a light-emergent face formed on an outside thereof for refracting the light out of the lens. The optical element has two opposite sides longer than the other two opposite sides thereof so that the light pattern modulated by the optical element has two opposite ends wider than a middle thereof. | 06-23-2011 |
20110149596 | LED LAMP HAVING LIGHT GUIDE - An LED lamp includes a frame, a bracket connected to the frame, two LED modules and driving modules received between the frame and the bracket, and a backplate, a reflective plate, a light guide, a diffusion plate and a cover sequentially sandwiched between the frame and the bracket. The LED modules are oriented towards two opposite lateral sides of the light guide. The light guide has a large amount of scattering dots formed on a back face thereof. The scattering dots are arranged in multiple columns. The sizes of the dots in each column are identical to each other, and the sizes of the dots in different columns gradually increase from two opposite sides towards a middle of the light guide. | 06-23-2011 |
20110156566 | LED LAMP - An LED lamp includes a connecting member and an LED module. The connecting member electrically connects with a power source. The LED module threadedly engages with and electrically connects to the connecting member. | 06-30-2011 |
20110169391 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a heat-conducting mounting wall extending upwardly from a top face of the supporting plate. The heat-conducting mounting wall has inclined outer faces oriented upwardly. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the inclined outer faces of the heat-conducting mounting wall, whereby light generated from the second LEDs projects towards a lateral side of the LED lamp. | 07-14-2011 |
20110188255 | LED LAMP - An LED lamp includes a heat sink including a base and a plurality of fins extending from the base, an LED module mounted on a bottom face of the base, an envelope covering the LED module, and a lamp housing defining a cavity. An annular receiving groove is recessed from the bottom face of the base. The LED module is attached on the bottom face of the base and surrounded by the receiving groove. The envelope includes a recessed body and an engaging flange around the recessed body. The heat sink, the LED module and the envelope are received in the cavity. The fins of the heat sink extend outwardly through the lamp housing and are exposed in an outer environment. A gasket is received in the receiving groove and tightly sandwiched between the base and the flange. | 08-04-2011 |
20120106152 | LED LAMP - An LED (light emitting diode) lamp includes a lamp body, a cap mounted on an end of the lamp body, a lamp holder mounted on an opposite end of the lamp body, and a plurality of fasteners. The lamp body includes two beams located at two opposite lateral sides thereof and a plurality of separated light emitting modules mounted on the beams side by side. Each of the fasteners extends through the lamp body, the light emitting modules and the cap in series to secure the lamp body, the light emitting modules, and the cap together. | 05-03-2012 |
20120268946 | LENS AND ILLUMINATION DEVICE - A lens includes a light incident surface and a light exiting surface. The light exiting surface includes a first concave surface, a first convex surface, a second convex surface, a first curved surface, and a second curved surface. The first concave surface is located at the center of the light exiting surface for diverging the light exiting therefrom. The first and second convex surface are arranged at two opposite sides of the first concave surface respectively for converging the light exiting therefrom; the first convex surface, the first concave surface, and the second convex surface connect in sequence along a first direction. The first and second curved surfaces are arranged at another two opposite sides of the first concave surface respectively; the first curved surface, the first concave surface, and the second curved surface connect in sequence along a second direction perpendicular to the first direction. | 10-25-2012 |
20120314423 | LENS AND ILLUMINATION DEVICE - A lens includes a light incident surface and a light exiting surface. The light exiting surface includes a first curved surface, a first convex surface, a second convex surface, a second curved surface, and a third curved surface. The first curved surface is located at the center of the light exiting surface. The first and second convex surfaces are arranged at two opposite sides of the first curved surface respectively for converging the light exiting therefrom, the first convex surface, the first curved surface, and the second convex surface connect in sequence along a first direction. The first and third curved surface are arranged at another two opposite sides of the first curved surface respectively; the second curved surface, the first curved surface, and the third curved surface connect in sequence along a second direction substantially perpendicular to the first direction. | 12-13-2012 |
20130286643 | LAMP COVER AND ILLUMINATION DEVICE USING THE SAME - A luminous device comprises a light emitting diode (LED) light bar, a heat dissipating device thermally connected with the LED light bar, and a lamp cover made of light permissive material, engaging with the heat dissipating device and covering the LED light bar. The lamp cover is semicylindrical shaped and comprises an outer surface and an inner surface opposite to the outer surface and facing the LED light bar. A thickness of the lamp cover in a radial cross section thereof gradually reduces from a middle of the lamp cover to two opposite lateral sides thereof. Light generated by the LED light bar converges toward a plane orthogonally extending through the middle of the lamp cover after the light travels through the lamp cover. | 10-31-2013 |
20130286657 | OPTICAL LENS AND LIGHT SOURCE MODULE HAVING THE SAME - A lens for covering a light source to diverge light from the light source includes a light incident surface covering the light source, a light outputting surface positioned at lateral sides of the light incident surface; and a light reflecting surface positioned away from the light incident surface and interconnecting the light outputting surface. A reflectivity of the light reflecting surface is greater than a transmissivity thereof. Part of the light striking to the light reflecting surface is reflected by the light reflecting surface and traveling out of the lens via the light outputting surface. The other part of the light strikes to the light reflecting surface traveling out of the lens via the light reflecting surface. The light traveling through the lens has a viewing angle greater than 180 degrees. | 10-31-2013 |
20130286658 | LIGHT EMITTING DIODE - An exemplary lens includes a periphery acting as a light output surface of the lens, a light input surface surrounded by the light output surface, and a reflecting surface recessed downwardly towards the light input surface and surrounded by the light output surface. A top end of the reflecting surface connects with the light output surface. | 10-31-2013 |
20140168995 | LENS AND LED LAMP HAVING THE SAME - A light emitting diode (LED) lamp includes a base, LED chips mounted on base, and a lens covering the LED chips and engaging with the base. The lens includes an arc-shaped engaging portion, and an extending portion extending from a radial outer side of a top surface of the engaging portion with a radial inner side of the top surface of the engaging portion exposed. The engaging portion includes an outer side surface. A groove is defined in an underside of the engaging portion and receives the LED chips therein. The extending portion includes an inner light emitting surface extending upwardly and outwardly from the top surface of the engaging portion, an outer light emitting surface extending upwardly from a top edge of the outer side surface of the engaging portion, and a top light emitting surface interconnecting the outer light emitting surface and the inner light emitting surface. | 06-19-2014 |
20140362589 | LENS - A lens includes a base and a protrusion formed on the base. The base defines a light incident face in a bottom face thereof. The protrusion forms a light emerging face at an outside face thereof. The light emerging face includes a freeform face, a first side face, a second side face, a third side face and a fourth side face. The freeform face, the first side face and the second side face diverge light along a first direction, and the freeform face, the third side face and the fourth side face converge light along a second direction. Thus, a rectangular light pattern is obtained. | 12-11-2014 |