Patent application number | Description | Published |
20140097717 | FLUID DYNAMIC PRESSURE BEARING APPARATUS AND SPINDLE MOTOR - There is provided a fluid dynamic pressure bearing apparatus including a shaft, a bearing sleeve rotatably supporting the shaft, and a lubricating oil filled between the shaft and the bearing sleeve, wherein at least one of the shaft and the bearing sleeve is formed of a copper alloy containing 0.8 wt % to 5 wt % of lead, and a base oil of the lubricating is a member selected from the group consisting of monoester, dibasic acid diester, diol ester and mixtures thereof, and the lubricating oil contains 0.1 wt % to 1 wt % of condensed phosphate ester. The fluid dynamic pressure bearing apparatus is capable of suppressing the hydrolysis of the lubricating oil, and the wear of the shaft and the bearing sleeve. | 04-10-2014 |
20140314351 | FLUID DYNAMIC PRESSURE BEARING OIL, FLUID DYNAMIC PRESSURE BEARING USING THE SAME, AND SPINDLE MOTOR - It is provided a long life spindle motor that is excellent in startup characteristic in low-temperature environments such as 0° C., and that startup problems due to the evaporation or deterioration of lubricating oil can be avoided in high-temperature environments. The spindle motor includes a fluid dynamic bearing filled with a lubricating oil, containing a methyl pentanediol diester obtained by esterifying 3-methyl-1,5-pentanediol with n-decanoic acid and n-undecanoic acid at a molar ratio ranging from 90:10 to 20:80, and having a water content of not more than 1000 ppm. | 10-23-2014 |
Patent application number | Description | Published |
20090173343 | Nasal Respiratory Mask System and Connection/Disconnection Means Used Therein - The present invention relates to a nasal respiratory mask system comprising: a nasal mask that is tightly attached to the face of a user and serves as means for leading positive-pressure breathing gas to the nose of the user, a frame to keep the nasal mask at a predetermined position, and a headgear that is mounted on the head in order to attach the nasal mask tightly to the face; wherein, the headgear comprises, on the tip thereof, a headgear strap for adjusting the length of the headgear, the headgear strap comprises a headgear fastener that serves as means for connection/disconnection with the frame, the frame comprises a fastener catch that engages with the headgear fastener, and the fastener catch comprises an axisymmetric guide whose (rotation) axis is the insertion direction of the headgear fastener. The present invention provides a nasal respiratory mask system with which a headgear can be easily connected at the beginning of wearing, twisting of the headgear during wearing is prevented, and disassembly upon daily washing is easy. | 07-09-2009 |
20090250065 | HEADGEAR AND ITS MANUFACTURING METHOD - A headgear suitable for wearing a respiratory mask system wearing on the head of a user is provided, wherein it can be easily manufactured, the leakage of the positive pressure gas when pressurized is reduced, and a good wearing feel is achieved. The headgear is adapted to secure a respiratory mask, which contacts the face of the user to supply a positive pressure gas for respiration to the user, to the head of user. The headgear has a head mounted portion which is worn on the occipital of the user and a strap ( | 10-08-2009 |
Patent application number | Description | Published |
20090007725 | Mixed Powder For Powder Metallurgy, Green Compact Thereof, and Sintered Body - The present invention relates to a mixed powder for powder metallurgy containing an iron-base powder and a carbon supply component, in which the carbon supply component contains a graphite powder and a carbon black, and in which a mixing ratio of the graphite powder to the carbon black is in the range of 25 to 85 parts by weight to 75 to 15 parts by weight; and a mixed powder for powder metallurgy containing an iron-base powder and a carbon supply component, in which the carbon supply component contains, as a main component, a carbon black having a dibutyl phthalate absorption of 60 mL/100 g or less and a nitrogen absorption specific surface area of 50 m | 01-08-2009 |
20100098946 | CONTINUOUS FIBER-REINFORCED THERMOPLASTIC RESIN PELLETS AND MANUFACTURING METHOD OF THE SAME - To provide continuous fiber-reinforced thermoplastic pellets having a good dispersion property of a reinforcing fiber bundle in injection molded articles and capable of achieving a satisfactory outward appearance of the injection molded articles and satisfying a mechanical strength of the injection molded articles by fully exerting the reinforcing effect, and a manufacturing method of the same. | 04-22-2010 |
20100230040 | METHOD AND APPARATUS FOR MANUFACTURING CONTINUOUS FIBER-REINFORCED THERMOPLASTIC RESIN PELLET - A method and apparatus for manufacturing a continuous fiber-reinforced thermoplastic resin pellet are provided which can smoothly carry out a continuous drawing-out operation for a reinforcing fiber bundle (continuous fiber-reinforced resin strand). | 09-16-2010 |
20110001268 | NATURAL FIBER-REINFORCED THERMOPLASTIC RESIN INJECTION MOLDING - The invention provides a natural fiber-reinforced thermoplastic resin injection molding having an excellent ability to discharge static electricity. The natural fiber-reinforced thermoplastic resin injection molding is obtained by injection-molding with using natural fiber-reinforced thermoplastic resin pellets as a molding feedstock containing natural fibers as reinforcing fibers, has a natural fiber content of from 20 to 60 wt %. The natural fibers have an average length of from 1.5 to 4.0 mm. The natural fiber-reinforced thermoplastic resin injection molding has an electrostatic voltage half-life, as determined by the half-life measurement method specified in JIS L 1094, of less than 40 seconds. | 01-06-2011 |
20120094553 | Bus Bar and Connector - A projected end of a bus bar ( | 04-19-2012 |
Patent application number | Description | Published |
20090315323 | GLASS-LIKE CARBON DEFORMED MOLDED ARTICLE, PROCESS FOR PRODUCING THE SAME, AND JOINT STRUCTURE FOR JOINTING A CONNECTING MEMBER TO A GLASS-LIKE CARBON HOLLOW MOLDED ARTICLE - Provided is a process for producing a glass-like carbon deformed molded article having a deformed section (typically, an elliptical section or a section composed of partial circles and linear portions), such as a glass-like carbon member in a deformed pipe form or a bent pipe, with relative ease and a good dimensional accuracy. The process comprises the step of molding a thermosetting resin to yield a thermosetting resin molded article, the step of deforming the thermosetting resin molded article plastically in the state that the article is heated, so as to yield a thermosetting resin deformed article, and the step of carbonizing the resultant thermosetting resin deformed article. | 12-24-2009 |
20100310406 | Method for producing powder mixture for powder metallurgy, and method for producing sintered body - The present invention provides a method for producing a powder mixture for powder metallurgy, which allows production of a green compact having both high density and high lubricity (low demolding force). The method, according to the present invention, for producing a powder mixture for powder metallurgy including an iron-base powder, a mechanical characteristic-improving powder and a lubricant, the method includes the steps of: mixing the iron-base powder and/or the mechanical characteristic-improving powder with an amide-based lubricant solution; removing a solvent in the solution; and coating the surface of the iron-base powder and/or the mechanical characteristic-improving powder with an amide-based lubricant. | 12-09-2010 |
20120146253 | METHOD FOR PRODUCING LONG FIBER REINFORCED THERMOPLASTIC RESIN PELLETS - Disclosed is a method for producing long-fiber-reinforced thermoplastic resin pellets, comprising, pultruding a plurality of reinforced fiber bundles in a molten thermoplastic resin while twisting the plurality reinforced fiber bundles to form a strand in which the reinforced fibers are coated with the thermoplastic resin, and cutting the strand to a predetermined length to form pellets, wherein the strand is pultruded under the conditions that the melt viscosity of the thermoplastic resin is adjusted such that the melt flow rate is 500 to 1500 g/10 min, and the twisting angle θ of the reinforced fiber bundles with respect to the pultruding direction of the strand is set as follows: 0°<θ<50°. As a result of this configuration, according to the method for producing long-fiber-reinforced thermoplastic resin pellets, pellets in which reinforced fibers are easily untwisted when the pellets are melted so that the reinforced fibers can be uniformly dispersed in molded articles can be produced with high productivity. | 06-14-2012 |
20120148838 | METHOD FOR CONNECTING REINFORCING FIBER BUNDLES, METHOD FOR PRODUCING LONG FIBER REINFORCED THERMOPLASTIC RESIN PELLET, AND WOUND BODY - A method for connecting a tail end portion of a reinforcing fiber bundle of a preceding wound body to a front end portion of a reinforcing fiber bundle unwound from a new wound body by blowing pressurized air to both of the ends to unravel and entwine both of the reinforcing fiber bundles, wherein the method includes a preparation step for adjusting the amount of a sizing agent contained in the front end of the reinforcing fiber bundle unwound from the new wound body and the tail end of the preceding wound body to not less than 0 wt % and not more than 4 wt %, and the reinforcing fiber bundles are connected after the preparation step. It is thus possible for the reinforcing fiber bundle at the time of producing a long fiber reinforced thermoplastic resin pellet that is a material for the pellet to have a required connection strength, and to avoid the occurrence of interruption due to breakage, and accordingly allowing improvement in the production efficiency of the long fiber reinforced thermoplastic resin pellet, etc. | 06-14-2012 |
20120225149 | Method And Apparatus For Manufacturing Continuous Fiber-Reinforced Thermoplastic Resin Pellet - An apparatus for manufacturing a continuous fiber-reinforced thermoplastic resin pellet includes a roving package constituted by a cylindrical package of a reinforcing fiber bundle, a reinforcing fiber bundle delivery device, an impregnation die, a withdrawing device disposed on a downstream side of the impregnation die, and a cutter member. The reinforcing fiber bundle delivery device includes a plurality of collapse suppressing members adapted to be pushed radially outwards against an inner periphery surface of the roving package to suppress collapse of winding layers and a pusher for displacing said plural collapse suppressing members radially outwards following the inner periphery surface of the roving package which inner periphery surface shifts radially outwards gradually as the reinforcing fiber bundle is drawn out in a successive manner. | 09-06-2012 |
20130143426 | BUS BAR, METHOD OF MANUFACTURING THE SAME, AND BUS BAR AND CONNECTOR - A busbar of the present invention increases yield per metal material in comparison to plate-shaped bus bars, enables provision of protrusions on a member located inside relative to a conductor, and enables formation of the busbar in a bent shape. The busbar of the present invention is provided with a busbar insulator ( | 06-06-2013 |