Patent application number | Description | Published |
20120120631 | LIGHT SOURCE HEAT DISSIPATION STRUCTURE AND BACKLIGHT MODULE - Disclosed are a light source heat dissipation structure and a backlight module. The light source heat dissipation structure comprises at least one light bar having two lateral faces; and a heat dissipation base, comprising: a frame having an inner space, at last one open and a upper surface, and the open is formed on the frame and connected to the inner space, and the open comprises at least one open edge; and at least one elastic abutting wall having an attached surface; wherein the elastic abutting wall is fixed on the open edge, and the light bar is embedded in the open, and the attached surface is attached to the lateral face of the light bar to enlarge the contact area between the light bar and the heat dissipation base. The heat dissipation efficiency and the usage lifetime of the LED packaged structure can be improved accordingly. | 05-17-2012 |
20120182716 | BACKLIGHT MODULE AND HEATING DEVICE THEREOF - The present invention discloses a backlight module, comprising a back plate, a reflection plate, a cold cathode fluorescent lamp (CCFL), an optical film, a panel and a front frame, wherein the backlight module further comprises a heating device, and the heating device is disposed between the reflection plate and the CCFL. When the backlight module of the present invention is used in a cold area, the heating device is electrically powered in advance to generate heat and to heat the CCFL, and temperature of the CCFL can be raised to a normal initiation temperature which is above ten degrees below zero. Accordingly, the CCFL can avoid usage of over-power voltages in low temperature initiation thereof, and the life of the CCFL is less affected. | 07-19-2012 |
20130027628 | BACK COVER OF LCD, BACKLIGHT MODULE AND LCD - A back cover of a liquid crystal display (LCD) for supporting a backlight module is disclosed. The back cover comprises a back cover body and an inset. The inset is inset into the back cover body and is of a hollow frame structure, and the inset is a sheet metal inset, a ceramic inset or a heat pipe inset. A backlight module supported by the back cover and an LCD comprising the backlight module and the back cover are also disclosed. According to the back cover of an LCD, the backlight module supported by the back cover and the LCD comprising the backlight module, the back cover is formed of a plastic material through injection molding, so it is simple to fabricate and can reduce the material cost. | 01-31-2013 |
20130100612 | BACKLIGHT MODULE AND VENTILATION COMPONENT THEREOF - The present invention discloses a backlight module and a ventilation component thereof, and a back plate of the backlight module is provided with a plurality of the ventilation components. The ventilation component comprises: a tubular body, a ventilating filter, a filter washer, and a fixing ring. The tubular body is hollow, and the ventilating filter is carried in the tubular body. The ventilating filter can communicate the internal air with the external air of the backlight module circulate to effectively descend the temperature of the internal air, so that the thermal expansion of the light guide plate in the backlight module can be decreased to prevent from generating an optical problem. | 04-25-2013 |
20130141670 | Backlight Module and Liquid Crystal Display Device - The present invention discloses a backlight module and a Liquid Crystal Display (LCD) device. The backlight module comprises an aluminum extrusion, a light bar, a member and a Light Guide Plate (LGP), wherein, the aluminum extrusion is provided with the member, and the light bar is provided with several LED lights; the backlight module also comprises a member with the light reflection function, matching holes for holding the LED lights are arranged on the member, and the member is arranged on the aluminum extrusion. The light bar is supported on the member and is jointed on one side of the member, and the LED lights are correspondingly sheathed in the mating holes. The light incident surface of the LGP is jointed on the other side of the member, and light emitting surfaces of the several LED lights are adjacent to the light incident surface of the LGP. The member of the backlight module of the present invention has the functions of light reflection and heat insulation, thereby replacing reflector plates on the rubber frame and the aluminum extrusion of the traditional backlight structure and the rubber object on the aluminum extrusion. The structure is simple and can increase the utilization ratio of the light. | 06-06-2013 |
20130258236 | BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE - The present invention is related to a backlight module and a liquid crystal display device, and includes a light source, a light guide plate, a back plate, a fixed retaining part and an elastic retaining part. The edge of the back plate is formed with a peripheral frame perpendicular to a plane of the back plate. One end of the elastic retaining part is connected to the peripheral frame, and the other end of the elastic retaining part is elastically connected to a surface of the light guide plate opposite to the light input surface. The cost of the present invention is low and the manufacture thereof is simple, while the deformation of the light guide plate due to the temperature can be transferred to a surface of the light guide plate opposite to the light input surface. | 10-03-2013 |
20130258641 | Backplane and Backlight Module Comprising Backplane - The invention provides a backplane and a backlight module including the backplane. The backplane is formed by joining a plurality of brackets; the plurality of brackets include light incident side bracket(s) for arranging the light source, and the structure part of the light incident side bracket for arranging the light source is coated with heat dissipation material. In the invention, because the part for arranging the light source of the backplane is coated with heat dissipation material, the heat dissipation efficiency of the part is increased, the heat of the part for arranging the light source of the backplane is rapidly dissipated, the temperature of the part is reduced, and the heat dissipation efficiency of the backlight module is increased. Thus, the inside temperature of the backlight module is reduced, and the phenomenon that the components in the backlight module are damaged or the service life thereof is affected because of overhigh temperature is avoided. In addition, the backplane processing technology and the material cost of the frame type backplane are reduced. | 10-03-2013 |
20130278861 | Backlight Module and LCD Device - The invention relates to the field of LCDs, and more particularly to a backlight module and an LCD device. The backlight module includes a backplane, and a light source; the light source is arranged on the backplane, and the outer side surface of the backplane near the light source is provided with a heat pipe. The heat pipe is arranged on the outer side surface of the backplane of the backlight module of the invention near the light source; because light source is a heat emitting source, the nearer the heat pipe to the light source is, the higher the temperature is. By using the high-efficiency heat transfer mechanism of the heat pipe, the heat of the backplane is quickly dissipated outside the backplane, and the temperature inside the backplane, in particular the temperature near the light source is indirectly reduced; thus, the service life of the backlight module and the LCD device is extended. | 10-24-2013 |
20140016060 | Backboard for Display and Liquid Crystal Display - The present invention provides a collapsible backboard for liquid crystal display device which comprises first and second trusses each configured with an L-shaped configuration with a first elongated beam having a longitudinal end and a second short beam perpendicular to the elongated beam and having a lateral end. First and second linkages each has an elongated configuration with a first end and a second end, wherein the first linkage has its first and second ends pivotally hinged to the lateral end of the second short beam of the first truss, and the longitudinal end of the first elongated beam of the second truss, and wherein the second linkage has its first and second ends pivotally hinged to the longitudinal end of the first elongated beam of the first truss and the lateral end of the second short beam of the second truss. | 01-16-2014 |
20140016061 | Splice Type Display Back Plate and Liquid Crystal Display Device - The present invention provides a splice type display back plate and a liquid crystal display device. The splice type display back plate includes at least two stents spliced together, each stent being disposed with enhancing ribs respectively, enhancing ribs including: at least two first enhancing parts disposed separately with interval at splicing locations of stents and second enhancing part connecting the at least two first enhancing parts; the first enhancing parts of two spliced stents overlapping and engaged chimerically. The display back plate of the present invention is formed by splicing two stents so as to reduce the weight of the back plate and material cost. Also, with enhancing ribs disposed on the two stents respectively, the enhancing ribs are located at splicing positions and connected in overlapping and chimerical manner to enhance the mechanical strength. | 01-16-2014 |
20140022483 | Liquid Crystal Display Device, Backlight Module and Frame Unit Thereof - The present invention provides a liquid crystal display device, backlight module and frame unit thereof. The frame unit comprises: back frame and resilient fastening element. The back frame comprises: bottom plate and connected side wall, The bottom plate is for carrying optical part of backlight module. The resilient fastening element comprises a first support part, a second support part, and a side plate. The first support part contacts the bottom plate, the second support part is for supporting liquid crystal panel, and a positioning trench formed between the first support part and the second support part is for clamping a side of the optical part, the second support part is located between the liquid crystal panel and the optical part, and the side plate and the side wall are disposed correspondingly. The present invention can replace known mold frame with frame unit to reduce cost. | 01-23-2014 |
20140022484 | Back Plate, Backlight Module and Liquid Crystal Display Device - The present invention provides a back plate, backlight module and liquid crystal display device. The back plate is formed by splicing a plurality of splicing elements, wherein at least some of splicing elements are connected through rotation mechanism so that the back plate can switch between normal usage state and folded state, the back plate in folded state is smaller than in normal usage state, at least one of the splicing elements is an aluminum extrusion. Through using aluminum extrusion as a part of splice-type back plate and heat-dissipating device, the present invention improves heat-dissipation capability of backlight module and increases the life span of backlight module. In addition, because the splicing elements of back plate are connected in a rotatable manner, the back plate can be folded so as to improve the efficiency of storage and transport and reduce storage and transport cost. | 01-23-2014 |
20140022485 | Display Back Frame and Liquid Crystal Display Device - The present invention provides a display back frame and liquid crystal display device. Display back frame includes a plurality of splicing elements spliced together, with at least a part of splicing elements connected through rotation mechanism. Splicing element includes main part and stop wall. The stop wall includes bottom part, side wall and top part. Bottom part and outer edge of the main part is connected levelly. Top part is disposed in parallel with the bottom part with a spacing gap. Side wall is disposed between top part and bottom part. Surface of the main part facing the top part has a first bump. As such, through the above disposition, the present invention can reduce required space during storage and transport to improve transport and storage efficiency, and save the use of mold frame to simplify assembly and improve assembly efficiency to reduce cost. | 01-23-2014 |
20140022486 | Liquid Crystal Display Device, Backlight Module and Backboard Structure - The present invention provides a backlight module and a backboard structure incorporated therein. The backboard structure is configured with a first bracket having the buckle, and a second bracket having defined with the retaining slot. With the interengagement between the buckle and the retaining slot, the embossment and the positioning slot, the backboard structure can be readily constructed by the assembling of the first and second brackets. Since no screws are necessary for the assembling of the backboard structure, no laborious work is required as well. This can effectively reduce the manufacturing cost, and is really beneficial to the automation. | 01-23-2014 |
20140026381 | Method and Apparatus for Manufacturing Back Frame for Flat Panel Display Device - The present invention provides a method and an apparatus for manufacturing a back frame for flat panel display devices. The method contains the steps of: delivering a material belt to a stamping device; conducting a first stamping at a region of a mold in the stamping device corresponding to a first work location of a stamping process; moving the material belt or mold move a next work location after completing the first stamping; conducting a second stamping at a region of the same mold corresponding to a second work location of the stamping process by the same stamping device; and obtaining the main pieces and braces for the back frame after sequentially completing the stampings by the same stamping device and the same mold. The present invention as described is capable of saving the costs for the stamping device, mold, and material. | 01-30-2014 |
20140028946 | LCD Device and Its Backlight Module and Back Plate Assembly - The present invention provides a LCD device, and its backlight module and back plate assembly. The back plate assembly contains a back plate, a blocking rim, a side wall, and a buffering element, The back plate supports the optical member of the backlight module, The blocking rim fixes the optical member jointly with the back plate, and supports a liquid crystal panel. The side wall has a back edge connected with the back plate and a front edge connected with the blocking rim. The buffering element is configured at an edge of the blocking rim that is away from the side wall and attached to the optical member and a liquid crystal panel, respectively. The present invention prevents the optical member and liquid crystal panel from contacting with the blocking rim and thereby being scratched, so as to provide effective protection. | 01-30-2014 |
20140028947 | Liquid Crystal Display Device, Backlight Module, and Backframe - The present invention discloses a backframe, and the backframe includes a supporting bracket configured with a bottom board, a sidewall and a dam portion. Wherein the bottom board is interconnected with the sidewall so as to support an optical arrangement of the backlight module, wherein the dam portion is arranged on the sidewall in a position distant to the bottom board for supporting a liquid crystal display panel. Wherein the bottom board, the sidewall and the dam portion are jointly defining a receiving slot for receiving a side portion of the optical arrangement. And a bent portion interconnected to the dam portion to position the liquid crystal display panel along with the dam portion. The present invention further discloses a liquid crystal display module and backlight module incorporated therein. With the disclosure of the present invention, the plastic frame is omitted and the manufacturing cost and material cost are both reduced. Eventually, the cost of the final product is also reduced. | 01-30-2014 |
20140028949 | Liquid Crystal Display Device, Backlight Module, and Backboard Structure - The present invention discloses a liquid crystal display device, a backlight module incorporated, and a backboard structure configuring the backlight module. The backlight module includes a chassis configured with a holder and a fastening unit. The holder includes a bottom board, a tap, and a first sidewall. A receiving slot is jointly defined by the bottom board, the first sidewall and the tab to receive and position an optical module. The fastening unit includes a coverlid and a second sidewall. A positioning slot is jointly defined by the coverlid, the second sidewall and the tab to receive and position a side of a liquid crystal display panel. The chassis can be used to readily replace a conventional frontal frame and a plastic frame so as to reduce the manufacturing cost. | 01-30-2014 |
20140036195 | LCD Device and a Frame Unit Thereof and an Alignment Method of a Liquid Crystal Panel - A liquid crystal display (LCD) device and a frame unit thereof are proposed. The frame unit includes a frame and a back plate unit. The frame includes a cover plate and a rib connected to the cover plate. The cover plate props the upper surface of a liquid crystal panel in the LCD device flexibly. The rib props the lateral side of the liquid crystal panel flexibly. The back plate unit includes a bottom plate and a side plate connected to the bottom plate. The bottom plate supports an optical component of the LCD device. The side plate works with the rib to prop the liquid crystal panel. An alignment method of the liquid crystal panel is proposed as well. The advantages of the present invention are that the thickness of a bezel of the LCD device is greatly reduced, production costs of the LCD device are decreased, and a design of an extremely narrow bezel is implemented. | 02-06-2014 |
20140036476 | Backlightmodule, Assembly Method and Assembly Fixture for Backlightmodule - The present invention provides a backlight module, assembly method and assembly fixture for backlight module. The backlight module comprises an optical component set and a back plate. Optical component set is disposed in a stacked manner, the back plate comprises at least two independent back plate elements for clamping respectively at least a side wall of the optical component set. Each back plate element comprises a top wall, a bottom wall and a side wall connecting the top wall and the bottom wall. Each back plate element is assembled onto an optical component set from a side and clamping the optical component set with the top wall and the bottom wall of the back plate element. The assembly of the back plate can be performed on an assembly fixture to improve the assembly efficiency of backlight module. | 02-06-2014 |
20140043557 | Liquid Crystal Display Device, Backlight Module and Back Plate Component - The present invention provides a liquid crystal display device, backlight module and back plate component thereof. The backlight module includes optical member, and the back plate element includes first splicing element and second splicing element. First splicing element is disposed with first accommodation trench to accommodate first side of optical member. One end of second splicing element is coupled with one end of first splicing element, and second splicing element is disposed with second accommodation trench to accommodate second side of optical member. Before assembly, first splicing element and second splicing element can rotate around coupled end, and first splicing element can be rotated to inside of second accommodation trench or second splicing element can be rotated to inside of first accommodation trench. The back plate element of the present invention can be folded for transport before assembly to reduce transport cost. | 02-13-2014 |
20140043792 | Display Device, Back Plate Element and Splicing Parts of Backlight Module and Manufacturing Mold for Splicing Parts Thereof - The present invention provides a display device, back plate element for backlight module and manufacturing mold for splicing parts. The back plate element includes at least two splicing parts and the splicing parts are disposed on the same side of optical component of backlight module. Splicing part has splicing unit for connecting another splicing part. Through adjusting the number of splicing parts, the side length of back plate elements can be adjusted to side length of optical component. The back plate element can be disassembled to reduce the transport volume. A plurality of splicing parts can be manufactured with the same manufacturing mold. As such, the present invention can achieve mold sharing and reduce mold cost. | 02-13-2014 |
20140043793 | Display backplane and LCD device - The present invention discloses a display backplane and an LCD device. The display backplane comprises multiple supporting brackets and a connecting slot, wherein, the connecting slot comprises a sliding slot and a protruding platform, and the protruding platform is sliding held in the sliding slot, and at least two of the brackets can rotate relatively about a first rotation axis perpendicular to the plane of the display backplane. After rotation, the display backplane formed by the brackets is smaller in volume such that it can reduce the volume occupied by the packing and shipping during transportation process of the display backplane in order to reduce the packing and shipping cost during transportation process of the display backplane. | 02-13-2014 |
20140049715 | Liquid Crystal Display Device - The present invention provides a liquid crystal display device, which includes a plurality of pixel units arranged in a matrix form. Each of the pixel units further includes a first sub-pixel electrode and a second sub-pixel electrode. The first sub-pixel electrode is set at a central position of the pixel unit. The second sub-pixel electrode is circumferentially set along a circumference of the first sub-pixel electrode. With the above arrangement, the present invention improves the γ view angle characteristics of the liquid crystal display device to provide enhanced performance of displaying of the liquid crystal display device and thus improving quality of displaying. | 02-20-2014 |
20140049989 | Assembly Method for Backlight Module and Assembly Equipment Thereof - The present invention discloses an assembly method for backlight module and assembly equipment thereof. The method includes: stacking reflector, light-guiding plate and optical film to form a component entirety and fixing the component entirety; fixing at least two main connection elements in head-to-tail manner to form a back plate on four sides around the component entirety so as to fix reflector, light-guiding plate and optical film to corresponding position on the back plate respectively. The method is suitable for realization with automatic equipment. Through automatic equipment to assemble backlight module, the assembly efficiency can be improved to reduce the labor required for backlight module assembly and reduce labor cost. | 02-20-2014 |
20140063399 | Liquid Display Device and the Backplane Module Thereof - A method for making a heatsink device to be incorporated into a backlight module of a liquid crystal display device is provided and the method comprises the steps of: a) providing a hollowed tube having a substantially rectangular cross section, and the tube including a first support portion, a second supporting, a first vertical section, and a second vertical section interlinked with each other; and b) cutting the hollowed tube along the first and second vertical sections along a longitudinal direction such that first heatsink unit configured with the first supporting portion and the first vertical section, and a second heatsink unit configured with the second supporting portion and the second vertical section are created. The disclosure of the present invention can readily reduce material cost, while promotes the design of light, slim and compact of the product. | 03-06-2014 |
20140063401 | Liquid Crystal Display and Backlight Module and Frame Unit Thereof - The present invention discloses a liquid crystal display and a backlight module and a frame unit thereof. The frame unit includes a holder part and an intermediate frame. The holder part is provided with a supporting portion and a vertical portion. The supporting portion supports the light guide plate, and the mating portion is disposed on the side of the vertical portion away from the supporting portion. The mating portion is provided with a mating face, and the mating face tilts from the side of the vertical portion close to the light guide plate to the side of the vertical portion away from the light guide plate. The intermediate frame presses against the light guide plate, and an inverted U-shaped groove is disposed on the intermediate frame. A mating portion is disposed in the inverted U-shaped groove, and a mating face abuts on the inner surface of the inverted U-shaped groove close to the light guide plate. The present invention can solve the eversion problem of the intermediate frame of the liquid crystal display. | 03-06-2014 |
20140063788 | Backlight System and Liquid Crystal Devices with the Same - A backlight system and the liquid crystal device are disclosed. The backlight system includes a back plate, optical films and a protecting member. The back plate includes at least two main connecting members, and at least one main connecting member includes a top plate and a down plate. The protecting member includes a first portion and a second portion. The protecting member is fixed on the top plate so that the first portion is arranged above the top plate to separate the top plate and the liquid crystal panel above the top plate. The second portion is arranged on a down surface of the top plate to separate the top plate and the optical films. In this way, the assembling efficiency is high and the labor cost is low. In addition, the risk of scratching the liquid crystal panels and the optical films during the assembling process of the backlight system is also reduced. | 03-06-2014 |