Abstract:
Provided is a ceramic member in which the difference in thermal expansion coefficient between an insulating ceramic material and an electrically conductive ceramic material is extremely small and therefore any mismatch caused in association with this difference in thermal expansion coefficient does not occur, and which does not undergo any failure such as breakage, cracking, detachment or destruction. The ceramic member (1) includes an electrically conductive ceramic material (2) which contains yttrium oxide as the main component and additionally contains a fibrous electrically conductive substance such as carbon nanotubes in an amount of 0.1 to 3 vol % inclusive and an insulation ceramic material (3) which contains yttrium oxide as the main component, wherein the electrically conductive ceramic material (2) and the insulation ceramic material (3) are adhered to each other in an integrated manner through an adhesive layer (4) which includes an inorganic adhesive material.
Abstract:
Provided is a pneumatic tire which may have a reduced weight and increase fuel efficiency while securing durability.Provided is a pneumatic tire which comprises, as a skeleton, a carcass 2 extending toroidally between a pair of bead cores 1 individually embedded in a left-and-right pair of bead portions, and is provided with an oblique steel belt layer 3 which is arranged on the periphery side of a crown portion of the carcass 2 and in which a plurality of cords extending obliquely with respect to the tire circumferential direction are arrayed, and a circumferential direction belt layer 4 which is arranged on the periphery side of the oblique steel belt layer 3 and in which a plurality of cords are arrayed substantially in parallel with the tire circumferential direction. The cords 5 of the oblique steel belt layer 3 are placed side by side in a belt width direction in a unit of a bundle of a plurality of parallel steel filaments and the cords 6 of the circumferential steel belt layer 4 are placed side by side in a belt width direction in a plurality of twisted filaments.
Abstract:
An antenna frame for IC card includes a plane coil (10) formed by punching or etching a thin metallic sheet in which a conductor (12) is wound by a plurality of times on a substantially same plane. The plane coil (10) has an outermost conductor (12a) provided with an outer end portion (34a) and an innermost conductor (12b) provided with an inner end portion (34b). An outside and inside frames (16, 22) are arranged along the outermost and inner most conductors, respectively, and spaced therefrom by a predetermined interval (20a, 20b). The outer and inner end portions (34a, 34b) define outer and inner terminals (35a, 35b), respectively, which are used as bonding areas. Supporting sections (18, 18a, 18b) extending from an end edge of the outer and inner terminals or a position in the vicinity thereof to the outside and inside frames.
Abstract:
A light emission device includes: an organic electroluminescent element including and second electrodes; a wiring board including first and second patterned conductors; and first and second connection parts. The first and the second electrodes include first and second extended portions. The first and the second extended portions overlap the first and the second patterned conductors, respectively. The first connection part includes a first through-hole wire and a first protrusion electrode protruding from the first patterned conductor to be inside the first through-hole wire so as to be electrically connected to the first through-hole wire. The second connection part includes a second through-hole wire and a second protrusion electrode protruding from the second patterned conductor to be inside the second through-hole wire so as to be electrically connected to the second through-hole wire.
Abstract:
Provided is a sintered object which has excellent resistance to corrosion by corrosive halogen gases and by the plasmas thereof and has excellent thermal conductivity and excellent electrical conductivity. Even when applied to members for use in various vacuum process devices, the sintered object has few limitations on design. The sintered object is usable in a wide range of applications, and is highly versatile. Also provided is a method for producing the sintered object. Furthermore provided is a high-frequency transmission material which has direct-current electrical conductivity for reducing fluctuations in plasma potential and has capacitive properties that enable the material to transmit high-frequency power necessary for plasma excitation, and which has no fear of causing contamination of a sample with a metal and has resistance to corrosion by plasmas. Still further provided are: a sintered object which has excellent resistance to corrosion by corrosive halogen gases and by the plasmas thereof and has no frequency dependence when a high-frequency voltage is applied thereto and with which it is possible to actualize the stability of a plasma; and a method for producing the sintered object.
Abstract:
A manufacturing method for annular run-flat tire support which has a supporting part and a leg part, and which, at the time of run-flat running, is capable of carrying load, comprises the steps of supplying said supporting part and said leg part, applying a bonding agent including a chemical conversion treatment to the bonding region of the radial-direction inside end part of said supporting part that is provided for bonding to said leg part, and bonding between said radial-direction inside end part and said leg part. Thereby, a manufacturing method for run-flat tire support which maintains a high bondability between the supporting part and the leg part, and is excellent in durability, and a run-flat tire support are provided.
Abstract:
A temperature control apparatus including a temperature control head kept in contact with an electronic device as a testing object thermally, an electric heater attached to the temperature control head, a refrigerant passage formed within the temperature control head so as to run through inside thereof, a compressor which compresses refrigerant coming out of the temperature control head, a temperature sensor which detects a temperature of refrigerant on an outlet side of the compressor, a condenser which condenses refrigerant coming out of the compressor, a returning portion which returns refrigerant condensed by the condenser to the temperature control head, and a control portion which bypasses the condensed refrigerant to the intake side of the compressor by a predetermined quantity corresponding to an output of the temperature sensor.
Abstract:
A temperature control apparatus including a temperature control head kept in contact with an electronic device as a testing object thermally, an electric heater attached to the temperature control head, a refrigerant passage formed within the temperature control head so as to run through inside thereof, a compressor which compresses refrigerant coming out of the temperature control head, a temperature sensor which detects a temperature of refrigerant on an outlet side of the compressor, a condenser which condenses refrigerant coming out of the compressor, a returning portion which returns refrigerant condensed by the condenser to the temperature control head, and a control portion which bypasses the condensed refrigerant to the intake side of the compressor by a predetermined quantity corresponding to an output of the temperature sensor.
Abstract:
A semiconductor memory device adopting a bit line twist system in which at least a part of bit lines are twisted, includes memory cell arrays each having a plurality of memory cells to store data, redundancy cell arrays each having a plurality of redundancy cells to replace a defective cell in the memory cell array, and a control circuit which performs control to invert a direction of the data. The device further includes an inversion circuit which inverts the direction of the data, in accordance with the control by the control circuit.
Abstract:
The present invention provides a method of treating low-concentration turbid water, which comprises adding an anionic coagulant and a cationic coagulant in this order and forcedly stirring the mixture. According to the present invention, low-concentration turbid water of even up to 100 ppm can be cleaned to below 10 ppm at a high efficiency in a single treatment.