43results about How to "Prevent thermal deterioration" patented technology

An optical device body (440) includes: three optical modulator holders (446) respectively holding three liquid crystal panels (441) and having cooling chambers with cooling fluid sealed therein to respectively cool the three liquid crystal panels (441) with the cooling fluid in the respective cooling chambers; a plurality of fluid circulators (448) intercommunicated with the three optical modulator holders (446) to guide the cooling fluid to the outside of the respective cooling chambers and re-introduce the cooling fluid into the respective cooling chambers; and a flow volume changer (449) disposed in a flow path of the cooling fluid and capable of changing flow volumes of the cooling fluid flown into the respective optical modulator holders (446) in accordance with heat values of the three liquid crystal panels (441).

An exhaust gas purification apparatus for purifying exhaust gas exhausted from a diesel internal combustion engine and containing therein harmful substances including particulates, NOx, HC and CO, at least, comprises a removal part for trapping and removing particulates in the exhaust gas, a purification part for purifying NOx, HC and CO through contact, and a heat transfer part for transferring heat generated in the removal part to the purification part.

A support structure for an exhaust pipe includes left and right side frames disposed on a lower side of a rear floor and a back panel extending downward from the rear floor joined to rear end portions of the side frames. Reinforcing plates join the back panel on a vehicle rear side in positions facing the rear of the side frames. Stays extending in a rearward direction mount to the respective reinforcing plates and support a bumper member. A muffler disposed below the rear floor and on a front side of the back panel or an exhaust pipe connected thereto, is supported on a vehicle body by a hanger rubber. A flange portion that is formed with a reinforcing plate extends rearwardly and perpendicularly therefrom. A hanger rubber mounts to the flange portion to support the muffler or exhaust pipe.

An EGR device, comprising an EGR passage (15) allowing an exhaust passage (9) to communicate with an intake passage (3) to supply a part of exhaust gas flowing in the exhaust passage (9) of an engine (1) to the intake passage (3), EGR coolers (16a) and (16b) installed in the EGR passage (15) and cooling the exhaust gas flowing in the EGR passage (15), and an EGR valve (17) installed in the EGR passage (15) and regulating the flow of the exhaust gas supplied from the EGR passage (15) to the intake passage (3). The plurality of EGR coolers (16a) and (16b) are installed in the EGR passage (15), and the EGR valve (17) is disposed between any adjacent two EGR coolers (16a) and (16b) among the plurality of EGR coolers (16a) and (16b).

An object is to provide a highly reliable surface mount coil component quickly and reliably forming thermo-compression bonding on an occasion of thermo-compression bonding by a heater chip, and reliably fixing the metal plate terminal, in a surface mount coil component having thermo-compression bonding of a winding wire and a metal plate terminal. In a surface mount coil component including a winding wire 2, a core 1 and a metal plate terminal 3, the metal plate terminal 3 integrally includes a fixing part 3 b which is bonded and fixed to the core 1, a joint part 3 a to which an end of the winding wire is bonded by thermo-compression bonding, and a mount part 3 c which is connected to an external circuit, the fixing part 3 c is integrally included between the joint part 3 a and the mount part 3 b, and a sectional reduced portion 5 is formed between the joint part 3 a and the fixing part 3 b.

This pneumatic tire is equipped with: a pair of annular bead cores embedded and disposed at a bead section; a carcass comprising a main body section extending toroidally between the pair of bead cores, and at least one carcass ply having a fold-back section that, continuously with the main body section, results from folding back around the bead core; and a tread rubber installed at the outer perimeter of the crown region of the carcass. The cross sectional shape in the widthwise direction of the tire of the bead cores is polygonal having at least one corner at the main body side of the carcass ply. At the periphery of the bead cores, at least a two-layered stack of organic fiber reinforcing layers is provided resulting from helically winding at least one rubber-covered organic fiber cord inclined with respect to the center line of the transverse plane of the bead cores; the respective organic fiber cords of organic fiber reinforcing layers that are adjacent in the inner / outer direction are caused to extend in mutually intersecting orientations with respect to the center line of the transverse plane of the bead cores, and of the organic fiber reinforcing layers that are adjacent in the inner / outer direction, in the inner organic fiber reinforcing layer, the rubber-covered organic fiber cord is wound leaving a gap in the peripheral direction of the tire at at least a portion thereof without overlapping in the peripheral direction of the tire, and the outer organic fiber reinforcing layer is providing in a manner so as to cover at least a portion of the gap.

Disclosed is an exhaust gas purifying apparatus comprising an exhaust gas pipe (2) connected to an internal combustion engine (1), an upstream catalyst (3) arranged on the upstream side of the exhaust gas passage in the exhaust gas pipe (2), a downstream catalyst (4) arranged on the downstream side of the exhaust gas passage in the exhaust gas pipe (2) and loaded with nickel and / or iron, and an oxidizing gas supply means (5) connected between the upstream catalyst (3) and the downstream catalyst (4) in the exhaust gas pipe (2) for supplying an oxidizing gas into the exhaust gas pipe (2).

Provided is a radical polymerizable resin which has a low viscosity, has excellent workability, rapidly cures by exposure to heat and / or light, and forms a cured product having excellent pliability and heat resistance. A radical polymerizable resin composition is obtained by cation polymerization of an oxetane ring-containing (meth)acrylic acid ester compound represented by formula (1) (where R1 is a hydrogen atom or a methyl group, R2 is a hydrogen atom or an alkyl group, and A is a C4-20 straight-chain or branched-chain alkylene group) alone or together with another compound having cation polymerizability.

The invention discloses a method for preparation of luminescent glass ceramic with low-melting point glass powder. The method includes: mixing bulk drugs evenly, and performing melting at 300-700DEG Cfor 15-90min to obtain molten glass; subjecting the molten glass at 300-700DEG C to quenching, and performing natural cooling to room temperature to obtain bulk glass; crushing the bulk glass, and putting the product into a ball mill for ball milling to obtain low-melting point glass powder. The low-melting point glass powder obtained by the method provided by the invention has low glass phase transition temperature, which is adjustable in the range of 200-500DEG C, is suitable for making of seal glass and vacuum components and packaging of LED, and is especially suitable for making of luminescent glass ceramic with phosphor powder material. The luminescent glass ceramic is especially suitable for laser illumination. Glass ceramic molds and sinters at a low temperature, can effectively avoid the thermal degradation of phosphor powder at high temperature, and has important application value in the field of laser lighting.

A sliding element comprises a sliding surface member, a base made of a material different from that of the sliding surface member, a joining material layer which is disposed between the sliding surface member and the base and joins the sliding surface member and the base to each other, and a sheet member made of an electromagnetic induction heating material. The sliding surface member and the base are joined to each other by heating and melting the joining material layer by means of electromagnetic induction heating of the sheet member.

The present invention provides a stator coil for a rotating electrical machine comprising a stator core and a coil formed by winding an enamel wire in a slot of the stator core, wherein the stator coil is characterized in that the enamel wire is coated with a cured substance of a first insulation wax containing a polyester resin, and the coil is coated with a cured substance of a second insulation wax containing epoxy acrylate resin. The stator coil for a rotating electrical machine has a high fixing strength of an insulating layer, is capable of preventing thermal deterioration of the enamel wire, and has favorable pressure resistance over a long period of time.

The invention discloses a low-melting-point glass powder and glass ceramics for laser lighting produced therefrom. The preparation method of the low-melting-point glass powder is as follows: uniformly mixing raw materials and melting at 300-700°C for 15-90 minutes to obtain molten glass ; Quenching the molten glass at 300-700°C, and naturally cooling to room temperature to obtain bulk glass; pulverizing the bulk glass and putting it into a ball mill to obtain low-melting-point glass powder. The low-melting-point glass powder of the present invention has Low glass phase transition temperature, and its glass phase transition temperature can be adjusted in the range of 200-500 ° C, suitable for the production of sealing glass and vacuum components and LED packaging, especially suitable for the production of luminous glass with phosphor materials Ceramics, the luminescent glass ceramics are especially suitable for laser lighting. Forming and sintering glass ceramics at a relatively low temperature can effectively avoid thermal degradation of phosphors at high temperatures, and has important application value in the field of laser lighting.

A start-up method for a hydrocarbon synthesis reaction apparatus, comprising: an initial slurry-loading step in which the slurry is loaded into the reactor at the initial stage of the Fischer-Tropsch synthesis reaction at a lower loading rate than that applied to the reactor in a steady-state operation; and a CO conversion ratio-increasing step in which the liquid level of the slurry in the reactor is raised by adding to the slurry the hydrocarbons synthesized at the early stage of the Fischer-Tropsch synthesis reaction so that the CO conversion ratio is increased in proportion to a rise in the liquid level of the slurry in the reactor.

The bismuth-based glass of the present invention is characterized by containing Bi in terms of the following mol % in terms of oxides: 2 o 3 25-45%, B 2 o 3 20-35%, 90-100% (excluding 90%) of Bi 2 o 3 +B 2 o 3 +BaO+ZnO+CuO+MnO+Fe 2 o 3 +TiO 2 +V 2 o 5 +Cr 2 o 3 +Co 3 o 4 +NiO as glass composition, molar ratio (Bi 2 o 3 +B 2 o 3 +BaO+ZnO) / (CuO+MnO+Fe 2 o 3 +TiO 2 +V 2 o 5 +Cr 2 o 3 +Co 3 o 4 +NiO) is 2.0 to 3.5.