Abstract: An electric motor includes a back yoke provided as an outermost layer of a stator, a stator core including a first teeth portion protruding from the back yoke toward the center portion of the stator and a second teeth portion protruding upwards from the external upper surface of the first teeth portion, a coil winding around the stator core, and a rotor in which a permanent magnet is mounted on the rotor core and which rotates through a magnetic interaction with the stator.

Abstract: Provided is a ReBCO-based high-temperature superconductor composition and a method of preparing the same comprising substituting a part of Gd with Ho, wherein the ReBCO-based high-temperature superconductor is represented by ReBa2Cu3O7-?, in which Re comprises or consists of Gd and Ho. The superconductor may improve the critical current density without a change in the critical temperature.

Abstract: A dispenser including a housing; a plurality of cartridges which are disposed inside the housing; a mounting body to which the plurality of cartridges are mounted so as to be replaceable; a main motor which rotates the mounting body; and an elevating body which elevates such that a composition is discharged from any one of the plurality of cartridges. The elevating body may be disposed so as to be displaced on a rotation path on which the plurality of cartridges rotate.

Abstract: Low-density carbon nanotubes may be prepared using a fluidized bed reactor provided with a side nozzle, and are excellent in electrical properties and appearance characteristics when used as a composite material.

Abstract: The present invention provides a silicone composite material having a cured conductive rubber composition containing liquid silicone and carbon nanotubes, wherein the initial viscosity of the liquid silicone and the volume resistance of the silicone composite material satisfy a specific relationship, and when the silicone composite material is provided through the relationship equation, the reproducibility of the volume resistance value is excellent. A silicone composite material manufactured to satisfy the relationship equation is characterized in that the resistance deviation in the composite is small and the appearance properties thereof are excellent.

Abstract: The present invention relates to a conductive silicone composition including conductive rubber compositions containing 100 parts by weight of liquid silicone and 0.5 to 2.5 parts by weight of carbon nanotubes, wherein the initial viscosity of the liquid silicone is 5,000 to 41,000 cP, the average viscosity of the conductive rubber compositions is 80,000 to 350,000 cP and the viscosity difference between the initial viscosity of the liquid silicone and the average viscosity of the conductive rubber compositions is 70,000 to 310,000 cP. The conductive silicone composition as described above is excellent in processibility when processed into a silicone composite material, and the volume resistance of a manufactured silicone composite material may be greatly improved.

Abstract: The present invention provides a silicone composite material having a cured conductive rubber composition containing liquid silicone and carbon nanotubes, wherein the initial viscosity of the liquid silicone and the volume resistance of the silicone composite material satisfy a specific relationship, and when the silicone composite material is provided through the relationship equation, the reproducibility of the volume resistance value is excellent. A silicone composite material manufactured to satisfy the relationship equation is characterized in that the resistance deviation in the composite is small and the appearance properties thereof are excellent.

Abstract: The present invention relates to a conductive silicone composition including conductive rubber compositions containing 100 parts by weight of liquid silicone and 0.5 to 2.5 parts by weight of carbon nanotubes, wherein the initial viscosity of the liquid silicone is 5,000 to 41,000 cP, the average viscosity of the conductive rubber compositions is 80,000 to 350,000 cP and the viscosity difference between the initial viscosity of the liquid silicone and the average viscosity of the conductive rubber compositions is 70,000 to 310,000 cP. The conductive silicone composition as described above is excellent in processibility when processed into a silicone composite material, and the volume resistance of a manufactured silicone composite material may be greatly improved.

Abstract: A projection television including a screen providing a picture; a cover provided to a front portion of the screen; and a screen rear supporting assembly provided in rear of the screen to support a rear of the screen. The screen rear supporting assembly includes, a fixing bracket coupled with rear edge of the screen; a supporting bracket provided with an inclined rib having an inclined surface inclined along a transverse direction to a rear surface of the screen facing the rear surface of the screen to connect to a rear of the fixing bracket; and a connecting bracket to connect the supporting bracket and the fixing bracket. Thus, the present invention provides a screen rear supporting assembly of a projection television, which is assembled with ease, and a screen scratch during the assembling operation of the screen rear supporting assembly can be prevented.

Abstract: A projection television having a CRT assembly projecting image beams and front and rear casings, respectively provided in a front and a back of the CRT assembly, and further having a pair of CRT brackets provided between the front and rear casings, to support the CRT assembly. The CRT bracket is made of a conductive metallic material, thereby reducing deformation and deterioration because of changes in temperature and humidity, discharging heat generated from the CRT assembly, and blocking EMI.

Abstract: A projection television including a screen providing a picture; a cover provided to a front portion of the screen; and a screen rear supporting assembly provided in rear of the screen to support a rear of the screen. The screen rear supporting assembly includes, a fixing bracket coupled with rear edge of the screen; a supporting bracket provided with an inclined rib having an inclined surface inclined along a transverse direction to a rear surface of the screen facing the rear surface of the screen to connect to a rear of the fixing bracket; and a connecting bracket to connect the supporting bracket and the fixing bracket. Thus, the present invention provides a screen rear supporting assembly of a projection television, which is assembled with ease, and a screen scratch during the assembling operation of the screen rear supporting assembly can be prevented.

Abstract: A projection television having a CRT assembly projecting image beams and front and rear casings, respectively provided in a front and a back of the CRT assembly, and further having a pair of CRT brackets provided between the front and rear casings, to support the CRT assembly. The CRT bracket is made of a conductive metallic material, thereby reducing deformation and deterioration because of changes in temperature and humidity, discharging heat generated from the CRT assembly, and blocking EMI.