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198results about How to "Lower display costs" patented technology

Products, methods and apparatus for fresh meat processing and packaging

Improved processing and packaging for perishable goods such as red meats providing a processing system wherein ambient air is excluded and suitable gases such as carbon dioxide are provided at a suitable pressure and in such a manner as to increase the quantity of the gases dissolved in the perishable goods. Then providing a base and placing the perishable goods over the base. A flexible web of plastic wrapping material (second web) is then applied over the base and the goods and air or gas evacuated therefrom and replaced with a suitable gas. The base includes a cup-shaped tray with a recess (first web), of plastics or other suitable material, with side walls extending upwardly to connect to a narrow horizontally disposed flange. The first web, goods and second web are located inside a depression in a third web of gas barrier material and there together placed into an enclosed evacuation chamber. A suitable gas is provided in the chamber in such a manner as to displace substantially all other gas and particularly atmospheric oxygen that may be present with the enclosed goods and web materials. The third web is then sealed so as to enclose the goods with first and second webs. that the pressure of the gas may be increased to a level above atmospheric pressure. Most preferably the quantity of gas dissolved into the goods will be increased. Most preferably the gas introduced into the chamber and the space will enhance preservation of the packaging goods when contacting the goods. The first web, second web and third web are sealed together thereby producing a hermetically sealed package with the goods and a gas filled space contained therein to provide a sealed package. The sealed package can be stored for any convenient period of time after which the third web is can be removed so as to allow ambient air to contact the goods. The invention further includes the method and apparatus for producing the processed goods and packaging.
Owner:STONE MICHAEL

Brightness enhancement for bistable cholesteric displays

The present invention is directed to a cholesteric liquid crystal display that includes a homogeneous alignment surface effective to provide increased brightness, low focal conic reflectance and/or reflected light that is to a significant degree circularly polarized. The homogeneous alignment surface substantially homogeneously aligns the liquid crystal director adjacent thereto. The homogeneous alignment surface may be disposed on one or both sides of a cell of the display. In the case of a cell in which the homogeneous alignment surface is disposed on only one side, the substrate with the inhomogeneous alignment surface may be upstream or downstream of the substrate with the homogeneous alignment surface relative to a direction of incident light. Also included especially in the case of a cell that has the homogeneous alignment surface on both sides is the use of a polarizer to provide very good brightness and low focal conic reflectance. Such a cell may employ an alignment layer material with a high pretilt angle. A stacked display may be produced including at least one cell with at least one homogeneous alignment surface. In particular, a stacked cell display may include a lower cell with two homogeneous alignment surfaces and an upper cell in which the top side has an inhomogeneous alignment surface and the bottom side has a homogeneous alignment surface. The present invention achieves any one or combinations of the above features through the use of the homogeneous alignment surface produced with a predetermined alignment layer material and predetermined alignment conditions. The invention also includes a method of making the inventive display and the stacked inventive display.
Owner:KENT DISPLAY SYST

Self-cleaning device of overhead electronic advertising board

The invention discloses a self-cleaning device of an overhead electronic advertising board. The self-cleaning device comprises a fixation frame of which two lateral side walls have openings, wherein filtering plates are symmetrically and fixedly connected on the inner wall of the fixation frame; multiple vertical rods are uniformly distributed and fixedly connected on the inner wall of the fixation frame; a permanent magnet block shaped like a wing plate is in joint slide connection to side walls of the multiple vertical rods; and a cleaning device used for cleaning the electronic advertisingboard is installed on the fixation frame. The self-cleaning device disclosed by the invention has the beneficial effects that a first air hole and a second air hole which have different hole diametersare formed, so a flowing rate of airflows on upper half parts of the filtering plates is larger than a flowing rate of airflows on the lower half parts of the filtering plates; in this way, the permanent magnet block is moved vertically back and forth on the vertical rods under lifting force and own weight, and a cleaning bar can be driven to clean dust on the surface of the electronic advertising board; and a water storage cavity is disposed, so rainwater can flow onto the surface of the electronic advertising board for cleaning.
Owner:河南普润仪器设备有限公司

Display device and method of manufacturing the same

A display device including a first substrate, a pixel unit disposed on the first substrate and including a first sub-pixel electrode, a second sub-pixel electrode and a third sub-pixel electrode, the first through third sub-pixel electrodes being adjacent to one another, a second substrate facing the first substrate, a first wavelength conversion layer disposed on a surface of the second substrate facing the first substrate, and overlapping the first sub-pixel electrode, a second wavelength conversion layer disposed on the surface of the second substrate facing the first substrate, and overlapping the second sub-pixel electrode, a transmissive layer disposed on the surface of the second substrate facing the first substrate, and overlapping the third sub-pixel electrode, a first cholesteric liquid crystal layer disposed on a surface of the first wavelength conversion layer facing the first substrate, a second cholesteric liquid crystal layer disposed on a surface of the second wavelength conversion layer facing the first substrate, and a planarization layer disposed on the surfaces of the first and second cholesteric liquid crystal layers facing the first substrate and on a surface of the transmissive layer facing the first substrate. Methods of manufacturing a display device capable of reducing the number of process steps in the manufacturing process are also disclosed.
Owner:SAMSUNG DISPLAY CO LTD
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