Patent application number | Description | Published |
20100074795 | Beta-TYPE TITANIUM ALLOY - The present invention provides a β-type titanium alloy keeping the content of the relatively expensive β-stabilizing elements such as V or Mo down to a total of 10 mass % or less and reducing the effects of composition segregation of Fe and Cr and thereby able to keep the Young's modulus and density relatively low. The β-type titanium alloy of the present invention comprises, by mass %, when Al: 2 to 5%, 1) Fe: 2 to 4%, Cr: 6.2 to 11%, and V: 4 to 10%, 2) Fe: 2 to 4%, Cr: 5 to 11%, and Mo: 4 to 10%, or 3) Fe: 2 to 4%, Cr: 5.5 to 11%, and Mo+V (total of Mo and V): 4 to 10% in range, and a balance of substantially Ti. These include Zr added in amounts of 1 to 4 mass %. Furthermore, by making the oxygen equivalent Q 0.15 to 0.30 or leaving the alloy in the work hardened state or by applying both, the tensile strength before aging heat treatment can be further increased. Due to this, it is possible to obtain the required strength even if the amount of precipitation of the α phase with the high Young's modulus is small. | 03-25-2010 |
20100192711 | ROLLING DEVICE - A rolling device having high silencing effect and requiring no positional alignment working to the seal is provided. The rolling device includes an inner member, an outer member and a number of rolling members disposed between these inner and outer members to thereby allow the outer member to carry out relative rotational motion with respect to the inner member. In such rolling device, an end plate | 08-05-2010 |
20110106077 | TREATMENT INSTRUMENT - This treatment instrument includes: a flexible wire that has a first end part and a second end part, and that has a treatment part at an intermediate part for conducting treatment within a body cavity; small-diameter parts where at least a portion of the outer circumferential face of the wire has a smaller diameter or is denuded relative to the rest; a bundled part where the wire is bundled so as to at least include the small-diameter parts; and a manipulation wire that is connected to this bundled part. | 05-05-2011 |
20110178366 | TREATMENT DEVICE FOR ENDOSCOPE - A treatment device for endoscope includes a flexible sheath, an operation wire that is advanceably/retreatably inserted into the sheath, a treatment part comprising at least one elastic wires that can enter and exit a tip side inner part of the sheath, and a connecting member that secures to each other a tip of the operation wire and ends of the elastic wires. The connecting member includes a cylindrical body part, and a plurality of walls that extend from one end face of the body part in the direction of the axis of the body unit. A proximal end of the operation wire is secured to the body part, and the plurality of ends of the elastic wires are secured to the wall in the direction of the axis; when viewed from the wall side in the direction of the axis, at least one of the ends of the elastic wires overlaps with the body part. The interval between mutually adjacent walls is narrower than the outer diameter of the elastic wires. | 07-21-2011 |
20110311835 | TITANIUM SLAB FOR HOT ROLLING, AND METHOD OF PRODUCING AND METHOD OF ROLLING THE SAME - The present invention provides a titanium slab for hot rolling which can be fed into a general purpose hot-rolling mill for producing strip coil, without passage through a breakdown process such as blooming or a straightening process, and can further suppress surface defect occurrence of the hot-rolled strip coil, and a method of producing and a method of rolling the same, characterized in that in the cast titanium slab an angle θ formed by the crystal growth direction (solidification direction) from the surface layer toward the interior and a direction parallel to the slab casting direction (longitudinal direction) is 45 to 90°, and moreover, there is a surface layer structure of 10 mm or greater whose θ is 70 to 90°, and further characterized in that a crystal grain layer of 10 mm or greater is formed whose C-axis direction inclination of a titanium a phase is, as viewed from the side of the slab to be hot rolled, in the range of 35 to 90° from the normal direction of the surface to be hot rolled. The titanium slab concerned is produced using an electron beam melting furnace by casting at an extraction rate of 1.0 cm/min or greater. | 12-22-2011 |
20110318597 | Titanium Material for Hot Rolling and Method of Producing the Same - The present invention provides a titanium material for hot rolling that enables reduction of defects occurring on the surface (in the case of a flat material or strip coil, including not only the flat surfaces but also the side surfaces and edges) owing to the hot rolling, and a method of producing the same, particularly to a titanium material for hot rolling enabling omission of an ingot breakdown process, and a method of producing the same, characterized in that it is a titanium material for hot rolling having dimples imparted by cold plastic deformation whose mean value of the heights (Wc) of the undulation profile elements is 0.2 to 1.5 mm and mean value of the lengths (WSm) thereof is 3 to 15 mm, and makes it possible to minimize surface defects occurring in hot rolling even if a process for breaking down the ingot is omitted. The dimples are formed by plastically deforming the surface of the titanium under cold condition using a steel tool having a tip shape of a radius of curvature of 3 to 30 mm or a steel sphere of a radius of 3 to 30 mm. | 12-29-2011 |
20120016190 | ENDOSCOPE TREATMENT INSTRUMENT - In this treatment tool for endoscope, a sheath includes, at the distal end thereof, a tubular extended part having a predetermined thickness in the radially outward direction from an inner peripheral face of a first hole and extending further to the distal-end side, and a passive electrode is disposed such as to surround the outer periphery of the extended part. | 01-19-2012 |
20120059373 | HIGH-FREQUENCY TREATMENT TOOL - A high-frequency treatment tool ( | 03-08-2012 |
20120189487 | BETA-TYPE TITANIUM ALLOY - The present invention provides a β-type titanium alloy that includes, by mass %, when Al: 2 to 5%, 1) Fe: 2 to 4%, Cr: 6.2 to 11%, and V: 4 to 10%, 2) Fe: 2 to 4%, Cr: 5 to 11%, and Mo: 4 to 10%, or 3) Fe: 2 to 4%, Cr: 5.5 to 11%, and Mo+V (total of Mo and V): 4 to 10% in range, and a balance of substantially Ti. These include Zr added in amounts of 1 to 4 mass %. Furthermore, by making the oxygen equivalent Q 0.15 to 0.30 or leaving the alloy in the work hardened state or by applying both, the tensile strength before aging heat treatment can be further increased. | 07-26-2012 |
20120220993 | TREATMENT DEVICE FOR ELECTROSURGERY - The treatment device for electrosurgery includes a sheath; a needle-like electrode portion that has a distal end and a proximal end, and treats a target site at the distal end; a first electrode that is provided to the distal end of the needle-like electrode portion; a second electrode of which the relative positional relationship with respect to the first electrode is fixed at a position separated from the first electrode toward the proximal end; an insulator that insulates the first electrode from the second electrode by being interposed between the first and second electrodes; a first conductive portion that applies a high-frequency current to the first electrode; and a second conductive portion that applies a high-frequency current to the second electrode wherein a plurality of electrodes, which become passive electrodes of the high-frequency current between the first electrode and the second electrode, is provided. | 08-30-2012 |
20130174949 | AUSTENITIC HIGH MN STAINLESS STEEL AND METHOD PRODUCTION OF SAME AND MEMBER USING THAT STEEL - Inexpensive stainless steel and inexpensive and high strength stainless steel which has excellent hydrogen environment embrittlement resistance even if used in a hydrogen resistant environment in over 40 MPa high pressure hydrogen gas or a hydrogen resistant environment in liquid hydrogen, characterized by containing, by mass %, C: 0.1% or less, Si: 0.4 to 1.5%, Mn: 8 to 11%, Cr: 15 to 17%, Ni: 5 to 8%, Cu: 1 to 4%, and N: 0.01 to less than 0.15% and having a balance of Fe and unavoidable impurities, having a volume rate of δ-ferrite of 10% or less, and having a long axis of δ-ferrite before annealing of 0.04 to 0.1 mm. | 07-11-2013 |
20130327448 | HIGH-STRENGTH alpha+beta TITANIUM ALLOY HOT-ROLLED SHEET EXCELLENT IN COLD COIL HANDLING PROPERTY AND PROCESS FOR PRODUCING THE SAME - A high-strength α+β type hot-rolled titanium alloy sheet containing 0.8 to 1.5 mass % Fe, 4.8 to 5.5 mass % Al, 0.030 mass % N, O and N, wherein cracks are prevented from spreading, wherein: (a) ND represents normal direction of a hot-rolled sheet; RD represents hot rolling direction; TD represents hot rolling width direction; θ represents the angle formed between c axis and ND; φ represents angle formed between plane including c axis and ND, and a plane including ND and TD; (b1) XND represents highest (0002) relative intensity of X-ray reflection by grains when θ is from 0° to 30°; (b2) XTD represents the highest (0002) relative intensity of the X-ray reflection caused by grains when θ is from 80° to 100° and φ is ±10°. (c) The high-strength α+β type hot-rolled titanium alloy sheet has a value for XTD/XND of at least 4.0. Q(%)=[O]+2.77·[N]. | 12-12-2013 |
20130327449 | alpha + beta Titanium Alloy Sheet Excellent In Cold Rollability And Cold Handling Property And Process For Producing The Same - An α+β type hot-rolled titanium alloy sheet, wherein: (a) ND represents the normal direction of a hot-rolled sheet; RD represents the hot rolling direction; TD represents the hot rolling width direction; θ represents the angle formed between the orientation of c axis and the ND; φ represents the angle formed between a plane including the orientation of the c axis and the ND, and a plane including the ND and the TD; (b1) XND represents the highest (0002) relative intensity of the X-ray reflection caused by crystal grains when θ is from 0° to 30° and φ is within the entire circumference; (b2) XTD represents the highest (0002) relative intensity of the X-ray reflection caused by crystal grains when θ is from 80° to 100° and φ is ±10°. (c) The α+β type titanium alloy sheet has a value for XTD/TND of at least 5.0. | 12-12-2013 |
20140249553 | HEMOSTATIC CLIP - A hemostatic clip includes: a clip body formed by folding an intermediate section of a belt-like member; and a holding tube. The clip body includes: a first member formed of a first metallic material that is elastically deformable; and a pair of second members that are formed of a second metallic material having a lower elastic strain limit than an elastic strain limit of the first metallic member and are connected to respective both ends of the first member. The holding tube is configured to change an opening width of the clip body by holding part of the clip body in the holding tube. | 09-04-2014 |
20140348697 | HEAT RESISTANT TITANIUM ALLOY SHEET EXCELLENT IN COLD WORKABILITY AND A METHOD OF PRODUCTION OF THE SAME - The present invention provides a heat resistant titanium alloy sheet excellent in cold workability having high temperature strength characteristics better than JIS Class 2 pure titanium and having a cold workability and high temperature oxidation resistance equal to or better than that of JIS Class 2 pure titanium and a method of production of the same, that is, a heat resistant titanium alloy sheet excellent in cold workability characterized by comprising, by mass %, 0.3 to 1.8% of Cu, 0.18% or less of oxygen, 0.30% or less of Fe, and, as needed, at least one of Sn, Zr, Mo, Nb, and Cr in a total of 0.3 to 1.5%, and the balance of Ti and less than 0.3% of impurity elements and by a β-phase and Ti | 11-27-2014 |
20150064055 | TITANIUM ALLOY FOR GOLF CLUB FACE - An α+β-type titanium alloy which, has a high Young's modulus and strength-ductility balance is provided as a material for a face of a driver, iron, or other golf club. | 03-05-2015 |
20150191812 | RESOURCE SAVING-TYPE TITANIUM ALLOY MEMBER POSSESSING IMPROVED STRENGTH AND TOUGHNESS AND METHOD FOR MANUFACTURING THE SAME | 07-09-2015 |
20150226463 | MULTIPLEX PIPE AND SYSTEM FOR RECOVERING STEAM FROM GEOTHERMAL WELLS - Provided is a multiplex pipe and a system for recovering steam from a geothermal well, which are capable of solving all of the various problems with a neutralization pipe prepared by painting or the like of an alkali-resistant coating on the inner face of an acid-resistant single pipe. A multiplex pipe | 08-13-2015 |
20150292650 | ALPHA & BETA TYPE TITANIUM ALLOY SHEET FOR WELDED PIPE, MANUFACTURING METHOD THEREOF, AND ALPHA & BETA TYPE TITANIUM ALLOY WELDED PIPE PRODUCT - An α+β type titanium alloy sheet to be used for a welded pipe with a rolling direction of the sheet set to a circumference direction of the pipe includes: a composition containing, in mass %, 0.8 to 1.5% of Fe, 4.8 to 5.5% of Al, 0.020% or less of N, O in a range satisfying Q=0.14 to 0.38, and a balance being composed of Ti and impurities, in which a texture in a sheet plane direction has: a first group of grains oriented in a region where of a (0002) pole figure of an α phase having a hexagonal crystal structure, an angle θ being the angle between a c axis and a sheet normal direction is 0 to 30°; and a second group of grains oriented in a region where the angle θ is 80 to 100° and of the (0002) pole figure of the α phase, an angle φ being the angle between a projection line of the c axis onto the sheet plane and a sheet width direction is −10 to 10°, and a ratio of peak values of X-ray relative intensities from a basal plane in the α phase between the first group of grains and the second group of grains (the second group of grains/the first group of grains) is 5.0 or more. | 10-15-2015 |
20160038983 | TITANIUM CAST PRODUCT FOR HOT ROLLING AND METHOD FOR MANUFACTURING SAME - There is provided a titanium cast product for hot rolling composed of commercially pure titanium, the titanium cast product including: a microstructural refinement layer having acicular microstructure on an outermost layer of a surface layer to be rolled; and an inside microstructural refinement layer having acicular microstructure provided in an inside of the microstructural refinement layer. Cast solidification microstructure is present more inward than the inside microstructural refinement layer. The microstructural refinement layer has finer microstructure than the inside microstructural refinement layer. The microstructural refinement layer is present in a range of a depth of 1 mm or more and less than 6 mm from the surface. The inside microstructural refinement layer is present in an inside of the microstructural refinement layer in a range of a depth of 3 mm or more and 20 mm or less from the surface. | 02-11-2016 |
Patent application number | Description | Published |
20100061507 | X-RAY APPARATUS - An X-ray apparatus according to this invention includes an X-raying condition fixing controller for carrying out controls to cause an X-ray emission from an X-ray tube on X-raying conditions effective when an X-ray emission is stopped by the automatic exposure controller, and turning off automatic exposure control by the automatic exposure controller. Thus, the automatic exposure control is carried out only at the time of starting radiography, and a subsequent sequential shooting can be carried out in the state of X-raying conditions at that time being locked and the automatic exposure control being turned off. When X-raying a new site to be imaged after a current site to be imaged, driving of a top board is detected during the sequential shooting, and the automatic exposure control can be carried out only at the time of starting radiography for the new site to be imaged, and a subsequent sequential shooting can be carried out in the state of locking to the X-raying conditions effective at that time, with the automatic exposure control turned off. As a result, a proper automatic exposure control can be carried out without setting a radiographic collection mode. | 03-11-2010 |
20130296044 | GAME SYSTEM, GAME APPARATUS, STORAGE MEDIUM AND GAME CONTROLLING METHOD - An example non-limiting game system includes a game apparatus to which a television is connected. There is provided with, an input terminal, device which functions as an input device of the game apparatus. The television is displayed with an information presenting screen, and an input screen in which a part of objects is omitted from the information presenting screen is displayed on an LCD of the input terminal, device. A player inputs in the input screen a moving path for a player character such that an object to be acquired can be acquired and an object not to be acquired can be evaded. The player character moves according to the moving path that is input on the information- presenting screen. | 11-07-2013 |
20130316815 | GAME SYSTEM, GAME PROCESSING METHOD, GAME APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM HAVING STORED THEREIN GAME PROGRAM - In a game system, a first game screen obtained by a first virtual camera taking an operation target object in a first direction is displayed on a first display section, and a second game screen obtained by a second virtual camera taking the operation target object in a second direction substantially opposite to the first direction is displayed on a second display section different from the first display section. The operation target object is controlled to move in a predetermined direction in a virtual space in accordance with an input direction detected based on input to an operation section. At a predetermined timing based on game processing, a direction in which the first virtual camera is set as seen from the operation target object and a direction in which the second virtual camera is set as seen from the operation target object are switched therebetween. | 11-28-2013 |
20130324238 | GAME SYSTEM, GAME PROCESSING METHOD, GAME APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM - When a certain user is playing a game by operating a terminal device while viewing a terminal game image displayed on an LCD of the terminal device, another user can operate a controller while viewing a monitor game image displayed on a monitor, and can acquire, remove, move, or halt an object other than a player object by moving a cursor displayed on a monitor game image. | 12-05-2013 |
20150087425 | COMPUTER-READABLE STORAGE MEDIUM HAVING DISPLAY CONTROL PROGRAM STORED THEREIN, DISPLAY CONTROL DEVICE, AND DISPLAY CONTROL SYSTEM - A game apparatus | 03-26-2015 |
Patent application number | Description | Published |
20110132500 | Heat resistant titanium alloy sheet excellent in cold workability and a method of production of the same - The present invention provides a heat resistant titanium alloy sheet excellent in cold workability having high temperature strength characteristics better than JIS Type 2 pure titanium and having a cold workability and high temperature oxidation resistance equal to or better than that of JIS Class 2 pure titanium and a method of production of the same, that is, a heat resistant titanium alloy sheet excellent in cold workability characterized by comprising, by mass %, 0.3 to 1.8% of Cu, 0.18% or less of oxygen, 0.30% or less of Fe, and, as needed, at least one of Sn, Zr, Mo, Nb, and Cr in a total of 0.3 to 1.5%, and the balance of Ti and less than 0.3% of impurity elements and, further, a method of production of that titanium alloy sheet characterized by performing the final annealing at 650 to 830° C. in temperature range or performing the hot-rolled sheet or coil annealing or intermediate annealing at 650 to 830° C. in temperature range and perform the final annealing after cold working at 600 to 650° C. in temperature. | 06-09-2011 |
20120148437 | Heat Resistant Titanium Alloy Sheet Excellent in Cold Workability and A Method of Production of the Same - The present invention provides a heat resistant titanium alloy sheet excellent in cold workability having high temperature strength characteristics better than JIS Type 2 pure titanium and having a cold workability and high temperature oxidation resistance equal to or better than that of JIS Class 2 pure titanium comprising, by mass %, 0.3 to 1.8% of Cu, 0.18% or less of oxygen, 0.30% or less of Fe, and, as needed, at least one of Sn, Zr, Mo, Nb, and Cr in a total of 0.3 to 1.5%, and the balance of Ti and less than 0.3% of impurity elements and a method of production characterized by performing the final annealing at 650 to 830° C. or performing the hot-rolled sheet or coil annealing or intermediate annealing at 650 to 830° C. and the final annealing after cold working at 600 to 650° C. | 06-14-2012 |
20150192056 | TITANIUM SHEET COVERED WITH PROTECTIVE FILM SUPERIOR IN HIGH TEMPERATURE OXIDATION RESISTANCE AND HIGH TEMPERATURE SALT DAMAGE RESISTANCE, AUTOMOBILE EXHAUST SYSTEM USING SAME, AND METHODS OF PRODUCTION OF SAME - The present invention provides a titanium sheet covered with a protective film superior in high temperature oxidation resistance and high temperature salt damage resistance and a method of production of the same and an automobile exhaust system using the same. The titanium sheet covered with a protective film is formed on its surface with a protective film of a thickness of 1 to 100 μm where flake-shaped metal Al with an average thickness of 0.1 to 5 μm and average width or average length of 1 to 50 μm or grain-shaped metal Al with an average size of 0.1 to 30 μm is dispersed in 20 to 60 mass % silicone resin or silicone grease and comprised of Si: 15 to 55 mass % and C: 10 to 45 mass % and having a balance of unavoidable impurities. Preferably the titanium sheet of the substrate contains one or both of 0.5 to 2.1 mass % of Cu and 0.4 to 2.5 mass % of Al. The method of production is to brush or spray the above composition of a silicone resin on a titanium sheet to form a protective film and heat it at 150 to 300° C. for 5 to 60 minutes. | 07-09-2015 |
Patent application number | Description | Published |
20120267001 | HEAT RESISTANT TITANIUM ALLOY MATERIAL FOR EXHAUST SYSTEM PART USE EXCELLENT IN OXIDATION RESISTANCE, METHOD OF PRODUCTION OF HEAT RESISTANT TITANIUM ALLOY MATERIAL FOR EXHAUST SYSTEM PART USE EXCELLENT IN OXIDATION RESISTANCE, AND EXHAUST SYSTEM - A titanium alloy material for exhaust system parts which is excellent in oxidation resistance able to be used for an exhaust manifold, exhaust pipe, catalyst device, muffler, or other part characterized by containing, by mass %, Cu: 0.5 to 1.5%, Sn: 0.5 to 1.5%, Si: 0.1% to 0.6%, and O: 0.1% or less, a total of the contents of Cu and Sn being 1.4 to 2.7%, and having a balance of Ti and unavoidable impurities. A titanium alloy material for exhaust system parts which is excellent in oxidation resistance and cold workability. | 10-25-2012 |
20120305825 | ENGINE VALVE FOR AUTOMOBILE MADE OF TITANIUM ALLOY EXCELLENT IN HEAT RESISTANCE - The present invention provides an engine valve for an automobile made of titanium alloy which is excellent in heat resistance, which engine valve for an automobile made of titanium alloy comprises, by mass %, Al: 5.5% to less than 6.5%, Sn: 1.5% to less than 5.0%, Zr: 4.6% to less than 6.0%, Mo: 0.3% to less than 0.5%, Si: 0.35% to less than 0.60%, O: 0.05% to less than 0.14%, Fe+Ni+Cr: 0.01% to less than 0.07%, and a balance of titanium and unavoidable impurities. By being provided with such ingredients, the valve is excellent in room temperature ductility and impact resistance after high temperature exposure in addition to creep resistance and high temperature fatigue strength exceeding a conventional engine valve and can withstand use at a higher temperature and longer time than in the past. | 12-06-2012 |
20140027024 | TITANIUM SLAB FOR HOT ROLLING USE AND METHOD OF PRODUCTION OF SAME - A titanium slab for hot rolling comprised of a titanium slab obtain by smelting commercially pure titanium, wherein even if the breakdown process is omitted, the strip shaped coil after hot rolling is excellent in surface properties and a method of smelting that titanium slab are provided. The titanium slab according to the present invention is a titanium slab for hot rolling obtained by smelting commercially pure titanium including the β phase stabilizing element Fe, wherein the formation of coarse β phases is suppressed by making the average Fe concentration down to 10 mm from the surface layer of the surface which corresponds to at least the rolling surface of the titanium slab 0.01 mass % or less. A titanium slab obtained by smelting commercially pure titanium can be obtained by cooling until the surface becomes the β transformation point or less, then reheating it to the β transformation point or more, and gradually cooling from the slab surface layer. | 01-30-2014 |
20150024871 | TITANIUM ALLOY FOR GOLF CLUB FACE - The present invention provides, as a material for a golf club face of a driver, an iron or the like, a titanium alloy which satisfies the regulation for a coefficient of restitution, and has high Young's modulus and tensile strength and also has excellent hot and cold workability. The titanium alloy for a golf club face according to the present invention comprises, in percent by mass, 1.0 to 3.5% of Al, 0.5 to 1.4% of Fe, 0.2 to 0.5% or O and 0.002 to 0.030% of N, and the balance of Ti with inevitable impurities, wherein an α-phase is strengthened by combined addition of O and Al, and inexpensive Fe is selected as a β-phase stabilizing element, leading to high strength and high Young's modulus in combination. The content of Al causing deterioration of hot workability is limited to a low value, leading to low rolling load during hot rolling, and thus flaws and edge cracking are unlikely to occur during hot rolling. | 01-22-2015 |