Naoki Yokoyama
Naoki Yokoyama, Chiryu-City JP
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20100065244 | Cool-storage type heat exchanger - An object of the invention is to provide an effective cooling-energy storing performance and a stable cooling-energy radiating performance and to realize a high productivity. An evaporator has a plurality of refrigerant tubes arranged at almost equal intervals to form therebetween accommodating spaces. A plurality of cooling-storage containers are arranged in some of the accommodating spaces and fins are arranged in the remaining accommodating spaces. A cooling-storage unit is formed by one cooling-storage container and two refrigerant tubes arranged at both sides of the cooling-storage container. Each of the cooling-storage container has projections extending from one wall portion to the other wall portion to form heat exchange portions. The cooling-storage container is connected to the refrigerant tubes by soldering material. | 03-18-2010 |
20100307180 | Cold-storage heat exchanger - An outer surface of a cold-storage container (or a refrigerant tube) is provided with a plurality of protrusion portions or recess portions. A cooling air passage, in which air flows to cool a space to be cooled in a cold storage time and in a cold release time of the cold storage material, is provided to contact a surface of the refrigerant tube on a side opposite to the cold storage container bonded to the refrigerant tube. The refrigerant tubes and the cold storage container form therebetween a cold-storage side air passage by the protrusion portions or the recess portions, such that air flows in the cold-storage side air passage separated from the cooling air passage. For example, the cold-storage side air passage is provided with a slanting space that causes condensed water or ice generated in the cold storage time to be drained along the cold-storage side air passage. | 12-09-2010 |
20140083662 | Cold-Storage Heat Exchanger - A cold storage heat exchanger includes multiple refrigerant tubes, a cold storage container that is bonded to the refrigerant tube and defines a compartment receiving a cold storage material, and an inner fin arranged inside of the cold storage container. The cold storage container has a portion that stops and fixes the inner fin, and the cold storage container has a space where air is sealed. The space of the cold storage container is located at an upper side of the member that stops and fixes the inner fin. Accordingly, a stress applied to the cold storage container in the expansion of the cold storage material can be reduced. | 03-27-2014 |
20140083663 | Cold-Storage Heat Exchanger - A cold storage heat exchanger includes multiple refrigerant tubes, a cold storage container, an inner fin, a cooling air passage and an air-side fin. The inner fin is arranged inside of the cold storage container. The cooling air passage, in which air flows to cool a space, is provided to contact a surface of the refrigerant tube on a side opposite to the cold storage container. The air-side fin is arranged in the cooling air passage and thermally connected to the refrigerant tube. The cold storage container includes multiple recess portions bonded to the inner fin, and multiple protrusion portions located on an outer side of the recess portions. The protrusion portions of the cold storage container are bonded to an outer surface of the refrigerant tube. | 03-27-2014 |
20140090826 | Cold-Storage Heat Exchanger - A cold storage heat exchanger includes multiple refrigerant tubes having therein refrigerant passages. The refrigerant tubes are arranged to provide a clearance therebetween. The cold storage heat exchanger further includes a cold storage container that is brazed with the refrigerant tube and defines a compartment receiving a cold storage material. The cold storage container has an open-hole portion at a brazed part with the refrigerant tube. Accordingly, efficiency of heat exchange by the cold storage heat exchanger can be improved. | 04-03-2014 |
20150153090 | COLD-STORAGE HEAT EXCHANGER - A cold storage heat exchanger includes multiple refrigerant tubes arranged to provide a clearance therebetween, multiple cold storage containers each of which is interposed between adjacent refrigerant tubes, bonded to the adjacent refrigerant tubes and defining a compartment receiving a cold storage material. A surface of each cold storage container has multiple protrusion portions, and each protrusion portion protrudes outward and is in contact with the adjacent refrigerant tubes. The multiple protrusion portions are arranged in a zigzag manner or extend continuously in an air flow direction. | 06-04-2015 |
Naoki Yokoyama, Wako-Shi JP
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20100180857 | PARTIALLY DEACTIVATABLE INTERNAL COMBUSTION ENGINE - A partially deactivatable internal combustion engine has two cylinder banks | 07-22-2010 |
Naoki Yokoyama, Wako JP
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20100132641 | AUXILIARY-DEVICE ARRANGEMENT FOR CYLINDER-DEACTIVATION MULTI-CYLINDER INTERNAL COMBUSTION ENGINE AND CYLINDER-DEACTIVATION MULTI-CYLINDER INTERNAL COMBUSTION ENGINE - An auxiliary-device arrangement for a cylinder-deactivation multi-cylinder internal combustion engine includes an auxiliary-device driving member and an auxiliary device. The cylinder-deactivation multi-cylinder internal combustion engine is capable of deactivating at least one deactivated cylinder by keeping an intake valve and an exhaust valve closed while at least one operating cylinder is operating. The auxiliary-device driving member is provided adjacent to an operating cam of a valve operating cam shaft which is provided in the at least one operating cylinder. The auxiliary device has an operating member via which the auxiliary device contacts the auxiliary-device driving member. | 06-03-2010 |
Naoki Yokoyama, Takasago-Shi JP
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20100108010 | AIR-INTAKE DUCT AND AIR-INTAKE STRUCTURE - An air-intake duct of the present invention, configured to guide air to a throttle device coupled to an engine, includes a main wall forming a main passage; and a sub-wall provided outside the main wall to form a sub-passage; wherein the sub-wall has a height smaller than a height of the main wall; and wherein the sub-passage is defined by an inner wall surface of the sub-wall and an outer wall surface of the main wall and is disposed on one side in a direction substantially perpendicular to a passage axis of the main passage. | 05-06-2010 |
Naoki Yokoyama, Chiba JP
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20100093928 | NOVEL EPOXY PHOSPHOROUS-CONTAINING RESIN, EPOXY RESIN COMPOSITION ESSENTIALLY CONTAINING THE EPOXY RESIN, AND CURED PRODUCT OF THE EPOXY RESIN COMPOSITION - Disclosed is a novel phosphorous containing epoxy resin having a naphthalene skeletal represented by represented by following general formula (1), a is 1, 2, 3, 4, 5 or 6; b is 1, 2, 3, 4, 5, 6 or 7; c is 0, 1, 2, 3 or more; X represents benzene, naphthalene, anthracene, phenanthrene or biphenyl; and Y represents, for example, a group represented by following general formula (3). In formula (3), d is 0 or 1; and R | 04-15-2010 |
20130109829 | RESIN COMPOSITION CONTAINING AROMATIC POLYISOCYANATE COMPOUND, BISPHENOL EPOXY RESIN AND IMIDAZOLE COMPOUND, AND HIGHLY THERMO-RESISTANT ISOCYANURATED CURED MATERIAL FORMED FROM THE SAME | 05-02-2013 |
Naoki Yokoyama, Hokkaido JP
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20090146866 | WIRELESS APPARATUS, WIRELESS COMMUNICATION SYSTEM, CONTROL METHOD, AND CONTROL PROGRAM - A wireless apparatus which can realize a DFS function that avoidance of interference with radar is considered in an Ad-Hoc mode under a multihop circumstance is provided. A Beacon frame is transmitted at a shorter interval than a previously set interval when radar is detected by wireless apparatuses N | 06-11-2009 |
Naoki Yokoyama, Anjo-City JP
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20080264097 | Unit for Ejector Type Refrigeration Cycle - A first evaporator connected to an outlet side of an ejector, a second evaporator connected to a refrigerant suction port of the ejector, a throttle mechanism arranged on an inlet side of a refrigerant flow of the second evaporator and for reducing the pressure of the refrigerant flow are provided. Furthermore, the ejector, the first evaporator, the second evaporator and the throttle mechanism are assembled integrally with each other to construct an integrated unit having one refrigerant inlet and one refrigerant outlet. Hence, mounting performance of an ejector type refrigeration cycle can be improved. | 10-30-2008 |
Naoki Yokoyama, Saitama JP
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20110182696 | STRUCTURE OF CROSS-SHAPED GROOVE OF SCREW FOR FIT WITH DRIVER BIT - The present invention provides a screw capable of efficiently transmitting rotational force of a driver bit to the screw while obtaining excellent interlocking effect of the driver bit with a cross-shaped groove of the screw. In the structure of the cross-shaped groove of the screw for fit with a driver bit, bilaterally-formed inner side faces of each of the first to fourth wing grooves | 07-28-2011 |
Naoki Yokoyama, Nishio JP
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20120240405 | MANUFACTURING METHOD FOR TOOTHED PART AND MANUFACTURING DEVICE FOR TOOTHED PART - A manufacturing method for a toothed part including a bottom surface portion and a side wall portion provided to extend upright from an outer peripheral end portion of the bottom surface portion, the side wall portion being fanned with teeth. The manufacturing method includes a half drawing process of performing draw shaping on a material having a disk shape to form the bottom surface portion and the side wall portion, an inside diameter of which becomes larger in a direction away from the bottom surface portion; and a tooth shaping process of forming the teeth in the side wall portion. | 09-27-2012 |
20120297910 | DRIVE PLATE AND MANUFACTURING METHOD FOR THE SAME - A drive plate includes a disk-shaped plate portion; and a tooth-shaped portion formed at an outer peripheral end of the plate portion. The plate portion and the tooth-shaped portion are integrally shaped from a single steel plate material. The plate portion and the tooth-shaped portion include a carburized layer provided over an entire surface layer of the plate portion and the tooth-shaped portion, the carburized layer having a carbon concentration higher than that of a center portion of the plate portion and the tooth-shaped portion in a thickness direction. The carburized layer of the plate portion is higher in hardness than the center portion of the plate portion in the thickness direction. The carburized layer of the tooth-shaped portion has been subjected to a quenching process, and is further higher in hardness than the carburized layer of the plate portion. | 11-29-2012 |
20130318792 | MANUFACTURING METHOD FOR TOOTHED MEMBER, MANUFACTURING DEVICE FOR TOOTHED MEMBER, AND TOOTHED MEMBER - A manufacturing method for a toothed member includes a thickened tooth shaping process in which a toothed shape is formed on a side wall portion while making a thickness of the side wall portion larger than a thickness of a bottom surface portion by relatively moving the compression die with respect to the restraint die and the pressure receiving member in the axial direction from the side of the opening end of the cup-shaped raw material toward the bottom surface portion. The manufacturing method being such that the thickened tooth shaping process includes applying a load against the restraint die such that the restraint die restrains the first surface and the second surface. | 12-05-2013 |
20140000334 | MANUFACTURING DEVICE FOR DRIVE PLATE AND MANUFACTURING METHOD FOR DRIVE PLATE | 01-02-2014 |
Naoki Yokoyama, Tokyo JP
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20130210068 | SUBSTRATE USED FOR CELL MIGRATION ASSAYS AND METHOD FOR CELL MIGRATION ASSAYS - This invention provides a means for cell migration assays by regulating the cells adhered to a substrate so that they migrate to a given region, which is a substrate used for cell culture comprising: a base material comprising a conductive region and an insulating region provided thereon and cell-adhesive regions and non-cell-adhesive regions provided in the conductive region and the insulating region, respectively, wherein a cell-adhesive region is positioned adjacent to a non-cell-adhesive region in the conductive region, and a cell-adhesive region is positioned adjacent to a non-cell-adhesive region in the insulating region. | 08-15-2013 |
20130244328 | METHOD OF CELL CULTURE - This invention provides a means for modifying surface properties of a cell culture substrate under specific conditions, to thereby regulate regions to which cells are allowed to adhere or are not allowed to adhere, depending on cell type. This invention relates to a method of cell culture comprising steps of: applying a positive potential to a conductive region of a substrate comprising a base material having a conductive region and a non-cell-adhesive membrane coupled thereto with the aid of silane, so as to separate the non-cell-adhesive membrane from the substrate; and culturing cells in a region from which the non-cell-adhesive membrane has been separated. | 09-19-2013 |
Naoki Yokoyama, Minamikoma-Gun JP
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20130249164 | INFORMATION RECORDING DEVICE - Provided is an information recording device in which jam processing operation can be easily performed with simple operation when a recording medium such as a card is jammed in a conveyance passage. A card storing section and a medium conveyance passage for conveying a card to an image forming section are arranged in a housing at upper and lower sides and a passage open-close member for removing a card jammed at the image forming section is arranged therebetween. Then, electronic information recording means is incorporated in the passage open-close member and a medium conveyance path which conveys a card toward the electronic information recording means is arranged on a medium introduction passage for feeding a card from the card storing section to the medium conveyance passage. According to the above, a card jammed at the image forming section or the information recording section can be easily removed to the outside of the device by opening the card storing section. | 09-26-2013 |
Naoki Yokoyama, Machida JP
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20150279747 | SEMICONDUCTOR MANUFACTURING METHOD AND SEMICONDUCTOR DEVICE - A method manufactures a semiconductor device which allows nanocarbon materials, such as high-quality graphene and carbon nanotube to be used. The method of manufacturing the semiconductor device comprises forming on a substrate a wiring structure including wires of nanocarbon material; forming on the wiring structure an element structure including a semiconductor element; and interconnecting the wires of the wiring structure and the semiconductor element of the element structure. | 10-01-2015 |