39results about How to "Inhibits the formation of cracks" patented technology

A hot stamped high strength part in which the propagation of cracks which form at the plating layer at the time of hot stamping when hot stamping aluminum plated steel sheet is suppressed and the post painting anticorrosion property is excellent even without adding special ingredient elements which suppress formation of cracks in an aluminum plating layer is provided.A hot stamped high strength part which is excellent in post painting anticorrosion property, which hot stamped high strength part has an alloy plating layer which includes an Al—Fe intermetallic compound phase on the surface of the steel sheet, wherein the alloy plating layer is comprised from phases of a plurality of intermetallic compounds, a mean linear intercept length of crystal grains of a phase containing Al: 40 to 65 mass % among the phases of the plurality of intermetallic compounds is 3 to 20 μm, an average value of thickness of the Al—Fe alloy plating layer is 10 to 50 μm, and a ratio of the average value of thickness to the standard deviation of thickness of the Al—Fe alloy plating layer satisfies the following relationship:0<standard deviation of thickness / average value of thickness≦0.15.

The present invention concerns a new metal powder which is useful for coating cast iron parts. The invention also relates to a method for coating cast iron parts by using the new metal powder. Of special importance is the possibility to use the metal powder for coating the surfaces of glass moulds. The invention also relates to metal parts, such as cast iron parts, or glass moulds which are coated by the metal powder.

In an electronic component, a body includes top and bottom surfaces, first and second end surfaces, and first and second lateral surfaces. A first outer electrode partially extends over the bottom surface and the first end surface without being disposed on the top surface, the second end surface, and both the lateral surfaces. A second outer electrode partially extends over the bottom surface and the second end surface without being disposed on the top surface, the first end surface, and both the lateral surfaces. An area of a first end surface portion of the first outer electrode disposed on the first end surface and area of a second end surface portion of the second outer electrode disposed on the second end surface are in a range of about 6.6% to about 35.0% of area of the first and second end surfaces, respectively.

A display device includes: a display panel including a display area and a non-display area; a at least one pad in the non-display area of the display panel; a driving chip connected to the at least one pad, the driving chip including a driving circuit and at least one bump therein, wherein the at least one bump has an inclined surface facing toward a central portion of the driving chip.

A device formed of adhesion of diving goggle lenses. The device includes a goggle frame, a mask, a front lens and a lateral lens. The front and lateral lens are fixedly adhered by an L-shaped or T-shaped leak-proof gasket of a soft material with high diaphaneity so as to prevent a crack or water leakage between the lenses due to a bump or impact.

Disclosed is a battery pack having a case in which a groove is formed near a pin point gate part so as to prevent formation of a crack in the case caused by external impact. The groove distributes stress caused by external impact. By preventing the formation of a crack, an electrolyte leaking out of a bare cell is prevented from flowing into a notebook computer through the crack. The battery pack includes at least one bare cell, a circuit board electrically coupled to the bare cell and a case formed so as to receive the bare cell and the circuit board. The case includes pin point gates formed in the front of the case during an injection molding process and grooves formed near the pin point gates.

A method for forming a film, containing the following steps (1) to (4), and a film obtained by the method for forming a film: step (1): preparing an aqueous dispersion liquid containing (A) a hydrophilic functional group-containing resin, (B) an ammonium salt, and (C) a nonionic thickener, a mixed amount of the component (B) being from 0.25 to 10 parts by mass per 100 parts by mass of a solid content of the component (A); step (2): coating the aqueous dispersion liquid on at least one surface of a substrate to form a coated film; step (3): subjecting the coated film to a thermal gelation treatment to form a gelled film; and step (4): drying and solidifying the gelled film to form a film.

A conductive layer of an electrophotographic photosensitive member contains a first metal oxide particle, a second metal oxide particle, and a binder material. The first metal oxide particle is a zinc oxide particle or tin oxide particle coated with tin oxide doped with phosphorus, tungsten, fluorine, niobium, or tantalum, and the second metal oxide particle is a tin oxide particle doped with an element selected from the group consisting of phosphorus, tungsten, fluorine, niobium, and tantalum, the element being the same as the element with which the tin oxide of the first metal oxide particle is doped. The conductive layer satisfies formulae (1) and (2).

An yttrium oxyfluoride sprayed coating contains Y5O4F7 as a main component. In the yttrium oxyfluoride sprayed coating, when the total intensity of all peaks attributable to yttrium oxyfluoride in a diffraction spectrum obtained by X-ray diffractometry is assumed to be 100, the total intensity of all peaks attributable to yttrium fluoride and yttrium oxide is less than 10. Furthermore, in an yttrium oxyfluoride-containing sprayed coating, when the total intensity of all peaks attributable to yttrium oxyfluoride and yttrium fluoride in a diffraction spectrum obtained by X-ray diffractometry is assumed to be 100, the total intensity of all peaks attributable to yttrium oxide is less than 1.

A unitary structure (10) is comprised of two or more planar substrates (30, 40) fused together by a glass or glass-ceramic sintered frit structure (20) disposed therebetween. The pattern of the sintered patterned frit material defines passages (70) therein, and the sintered frit structure (20) has a characteristic minimum feature size (60) in a direction parallel to the substrates. Particles of the frit material have a poly-dispersed size distribution up to a maximum frit particle size, in a maximum length dimension, and the minimum feature size or dimension (60) of the sintered patterned frit material is greater than 2 times the maximum frit particle size, desirably about 3 times or more, and less than 6.25 times the maximum frit particle size, desirably about 5 times or less, most desirably about 4 times or less. A method for making the structure (10) is also disclosed.

An image display apparatus is provided which is capable of suppressing generation of cracks to be caused by a load applied to a partition disposed between an anode panel and a cathode panel. The partition for retaining a predetermined distance between back and front substrates by using bonding material is constituted of a partition main body and an electric conducting layer coated on the outer peripheral surface of the partition main body. The partition main body has curved portions at the corners of upper and lower end portions, the curved portions contacting the back and front substrates. It is possible to prevent damages of an electrode to be caused by a mechanical load applied to cathode and anode panels having electrodes on opposing surfaces.

The invention relates to a machine component with a base made of a base material, a part of the surface of which has been equipped with armor-plating, made of a plating material with greater hardness in comparison to the base material, with the armor-plating being segmented and made up of a number of armor-plating segments.

A solid electrolyte layer or body capable of being co-fired with an insulating ceramic substrate or body to be used as a gas sensor laminate. The gas sensor laminate is preferably composed of an alumina substrate (1) and an oxygen-ion conductive solid electrolyte layer (6) bonded to the alumina substrate (1) by firing. The oxygen-ion conductive solid electrolyte layer or body is formed from partially or wholly stabilized zirconia, which layer contains alumina in an amount of 10% to 80% by weight, particularly 30% to 75% by weight. In this manner, another ceramic layer; particularly, a ceramic layer (7) of alumina can further be bonded to the oxygen-ion conductive solid electrolyte layer. The relative density of the ceramic layer can be 60% to 99.5%, preferably 80% to 99.5%.

A device for influencing the temperatures in inner ring segments of a gas turbine is provided, which includes in the circumferential direction of the gas turbine, at least one outer shell assembly having a plurality of outer ring segments and at least one inner shell assembly having a plurality of inner ring segments. The inner ring segments are equal to or greater in number than the outer ring segments. An outer ring segment gap is between each two adjacent outer ring segments. An inner ring segment gap is between each two adjacent inner ring segments. An outer ring segment gap, or at least a radial cooling air passage, is located opposite each inner ring segment gap in the radial direction of the gas turbine.

A semiconductor device according to the present invention includes: a semiconductor chip; a wiring formed on the semiconductor chip; a passivation film, coating the wiring and having an opening for partially exposing the wiring from the passivation film; an interposing film, formed on a portion of the wiring facing the opening; and a post bump, raisedly formed on the interposing film and with a peripheral edge portion thereof protruding more toward a side than a peripheral edge of the interposing film.

The invention relates to a chassis component having a mount which is produced from a formable basic material and includes at least one slot for receiving a connection bolt for connecting a steering arm and at least one stop for an eccentric disc which is or can be connected in a torsionally stiff sense to the connection bolt. In order for it to be possible to produce the stop for the eccentric disc in a reliable and cost-effective manner without the risk of crack formation, the invention provides for a recess to be moulded into the basic material, which recess defines a peripheral edge region and a base enclosed by the edge region, the base including the slot and the edge region including two oblong surfaces extending in parallel with one another which act as the stop for the eccentric disc.

The invention discloses high-strength aluminum alloy powder, which is prepared from the following components in percentage by mass: 4.2 to 6.0 weight percent of Mn, 1.2 to 3.0 weight percent of Mg, 0.6 to 1.0 weight percent of Sc, 0.05 to 0.6 weight percent of Zr, 0.01 to 0.2 weight percent of Si, 0.01 to 0.2 weight percent of Fe and the balance of Al. By optimizing the content of the alloy elements such as Mn, Mg, Fe and Si, the remarkable solution strengthening effect is achieved; by adding Sc and Zr, local formation of equiaxed grains is promoted, crack formation and expansion are inhibited, and meanwhile, an effective precipitation strengthening effect is achieved by means of dispersion particles generated in the aging process.

A cast-iron friction member is manufactured by: performing a nitrocarburizing treatment on a cast workpiece at a treatment temperature of 500° C. to 600° C. to thus form a nitrogen compound layer on a surface of the workpiece; and exposing the workpiece to an atmosphere when a temperature becomes 400° C. to 480° C. after the nitrocarburizing treatment so as to cool the workpiece to a room temperature while keeping a contact state with oxygen to thus form an iron oxide layer including Fe3O4 on a surface of the nitrogen compound layer.

The present invention provides a bicomponent fiber for three-dimensional reinforcement of a cement product characterized in that it represents a coaxial core-coat fiber wherein the core comprises a thermoplastic polymer and the coat either comprises thermoplastic polymer resistant to environment having pH>11 and one or more hydrophilic and / or surface active substance(s) in an amount of 3 to 30%% of the total weight of the coat, or the coat comprises thermoplastic polymer resistant to environment having pH>11 grafted with active or unsaturated monomers of one or different kinds constituting 3 to 25% of total weight of the coat, wherein the surface tension of the coat is at least 45 mN / m. The invention also provides a method for production of said fiber, a cement product comprising such fiber and a method of production of said cement product.

An exhaust sensor includes a first sheet of ceramic that is perforated with a vent orifice and, a second sheet of ceramic that is laminated to the first sheet. A palladium circuit trace is positioned between the first sheet and the second sheet of ceramic and a fugitive ink is printed on one of the sheets that is in communication with the vent orifice and the palladium. The fugitive ink volatilizes during a firing process and created a void space that is occupied by a palladium oxide that forms at temperatures around 625-900C.

A diamond substrate is formed of diamond single crystals by preparing a base substrate; forming plural pillar-shaped diamonds formed of diamond single crystals on one side of the base substrate; causing a diamond single crystal to grow from a tip of each pillar-shaped diamond and coalescing the diamond single crystals growing from the tips of the pillar-shaped diamonds to form a diamond substrate layer; separating the diamond substrate layer from the base substrate; and manufacturing a diamond substrate from the diamond substrate layer, a shape in an in-plane direction of the diamond substrate is a circular shape or a circular shape having an orientation flat plane formed therein and has a diameter of two inches or more.

Provided is a fluid machine which can be produced to have an increased weld strength and an increased reliability, at a reduced production cost. A first and a second shells (78, 80), each having a rim and a sealing portion constituting part of the rim, are butted together with the rims (78a, 80a) held together to form a groove (82) and with the sealing portions (96, 98) in contact with each other, and joined together by a weld (84) formed in the groove over the entire length of the groove to be separated from the sealing portions by a space (100).

In the present invention, a copper electrode having a nanohole structure is prepared by using a polymer substrate in the form of nanopillars in order to avoid fatigue fracture that causes degradation of electrical and mechanical properties of a flexible electrode during repetitive bending of a typical metal electrode. The nanohole structure may annihilate dislocations to suppress the initiation of fracture and may blunt crack tips to delay the propagation of damage. Therefore, the nanohole electrode exhibits very small changes in electrical resistance during a bending fatigue test.

The invention provides a recording medium for ink having an ink absorbing ability capable of absorbing ink of a large amount at a high speed, showing an excellent color forming ability and capable of suppressing an image deterioration by a dye displacement which tends to appear particularly in an image storage under a high humidity condition, and an image deterioration caused by light when a printed image is displayed, and showing an excellent stability with time of the printed image, and a method for producing such recording medium for ink. The invention also provides a recording medium for ink having at least one layer laminated on a substrate and including an ink receiving layer containing alumina hydrate as an outermost layer, in which a surface of the substrate at least on the side of the ink receiving layer is subjected to a cationizing treatment, further having an undercoat layer on the side of such cationizing treatment to obtain cations in a predetermined distribution, and having an outermost ink receiving layer laminated on said undercoat layer, and a producing method for such recording medium for ink.

A method for avoiding crack formation during a laser lift-off process is provided. The method includes: forming a composite glue layer on a carrier substrate in which the composite glue layer includes an ultraviolet glue and fillers therein and a Young's modulus of the fillers is greater than a Young's modulus of the ultraviolet glue; placing a semiconductor structure onto the composite glue layer in which the semiconductor structure includes a growth substrate, an epitaxial layer present on the growth substrate, and a metal layer present on the epitaxial layer, wherein placing the semiconductor structure makes the metal layer be in contact with and attached to the composite glue layer; and performing the laser lift-off process to separate the growth substrate from the epitaxial layer.