Patent application number | Description | Published |
20080317443 | INFORMATION STORAGE SYSTEM CAPABLE OF RECORDING AND PLAYING BACK A PLURALITY OF STILL PICTURES - An information storage medium capable of recording and playing back still picture information is provided with a first information unit having one still picture information, and a first group unit which is composed of a set of first information units, and has a plurality of pieces of still picture information having different contents. Information is recorded in the first group unit. | 12-25-2008 |
20100134929 | Multi-Channel Thin-Film Magnetic Head And Magnetic Tape Drive Apparatus With The Multi-Channel Thin-Film Magnetic Head - A multi-channel thin-film magnetic head includes a head section provided with a plurality of thin-film magnetic head elements and a sliding surface for a magnetic tape, a slot section running in a direction perpendicular to a magnetic tape transport direction, the slot section being arranged adjacent to the head section in the magnetic tape transport direction, and an outrigger section provided with a sliding surface for the magnetic tape and arranged to separate from the head section by the slot section in the magnetic tape transport direction. The sliding surface of the outrigger section includes a sloped surface with a height that reduces as approaching the head section. | 06-03-2010 |
20100149685 | MULTI-CHANNEL THIN-FILM MAGNETIC HEAD, MAGNETIC TAPE DRIVE APPARATUS WITH THE MULTI-CHANNEL THIN-FILM MAGNETIC HEAD AND MANUFACTURING METHOD OF MULTI-CHANNEL THIN-FILM MAGNETIC HEAD - A multi-channel thin-film magnetic head includes a substrate, a plurality of thin-film magnetic head elements formed on the substrate, a closure fixed onto the plurality of thin-film magnetic head elements, a protection film laminated on a whole area of a TBS of the plurality of thin-film magnetic head elements and the closure, and many micro-grooves formed in a surface of the protection film. | 06-17-2010 |
20100208388 | MAGNETIC HEAD, HEAD ASSEMBLY AND MAGNETIC RECORDING/REPRODUCING APPARATUS AND METHOD FOR MANUFACTURING MAGNETIC HEAD - The present invention relates to a magnetic head and particularly to improvement of its recording element. The recording element includes a first magnetic film, a second magnetic film, a coil film, and an insulating film. The first magnetic film has a first pole portion. The second magnetic film has a second pole portion opposed to the first pole portion with a magnetic gap film therebetween and is joined to the first magnetic film at a back gap portion that is located in a rearward position with respect to a medium facing surface. The coil film extends around the back gap portion, and the insulating film encloses the coil film. Moreover, the second magnetic film entirely covers the insulating film. | 08-19-2010 |
20110255192 | THIN FILM MAGNETIC TAPE HEAD - A magnetic tape head includes a writing element having a coil for generating magnetic flux and a yoke part that emits magnetic flux induced by the coil from a tape bearing surface opposite a magnetic tape, a substrate where the writing element is formed, and a closure joined with the substrate. A gap formed at a portion between the substrate and the closure exists from the yoke part in a direction orthogonal to a junction surface between the substrate and the closure. | 10-20-2011 |
20140170528 | PROCESS FOR PRODUCING A FUEL CELL ELECTRODE CATALYST, FUEL CELL ELECTRODE CATALYST AND USE THEREOF - Provided is a process for producing a fuel cell electrode catalyst with high catalytic activity that is alternative to a noble metal catalyst, through a heat treatment at a relatively low temperature. A process for producing a fuel cell electrode catalyst includes a step (I) of obtaining a catalyst precursor, including a step (Ia) of mixing at least a metal compound (1), a nitrogen-containing organic compound (2), and a fluorine-containing compound (3), and a step (II) of heat-treating the catalyst precursor at a temperature of 500 to 1300° C. to obtain an electrode catalyst, a portion or the entirety of the metal compound (1) being a compound containing an atom of a metal element M1 selected from the group consisting of iron, cobalt, chromium, nickel, copper, zinc, titanium, niobium and zirconium, and at least one of the compounds (1), (2) and (3) containing an oxygen atom. | 06-19-2014 |
20140349212 | OXYGEN REDUCTION CATALYST AND METHOD FOR PRODUCING SAME - The present invention concerns an oxygen reduction catalyst comprising composite particles in which primary particles of a titanium compound is dispersed into a carbon structure, wherein the composite particles have titanium, carbon, nitrogen and oxygen as constituent elements, and with regard to a ratio of number of atoms of each of the elements when titanium is taken as 1, a ratio of carbon is larger than 2 and 5 or less, a ratio of nitrogen is larger than 0 and 1 or less, and a ratio of oxygen is 1 or more and 3 or less, and an intensity ratio (D/G ratio) of D band peak intensity to G band peak intensity in a Raman spectrum is in the range of 0.4 to 1.0. The oxygen reduction catalyst according to the present invention has satisfactory initial performance and excellent start-stop durability. | 11-27-2014 |
20150044595 | PRODUCTION PROCESS OF ELECTRODE CATALYST FOR FUEL CELLS, ELECTRODE CATALYST FOR FUEL CELLS AND USES THEREOF - An object of the present invention is to suppress flooding phenomenon in an electrode catalyst for fuel cells containing a metal atom, a carbon atom, a nitrogen atom and an oxygen atom. A production process of an electrode catalyst for fuel cells is provided which includes a fluorination step of bringing a catalyst body into contact with fluorine, the catalyst body having an atom of at least one metal element selected from the group consisting of zinc, titanium, niobium, zirconium, aluminum, chromium, manganese, iron, cobalt, nickel, copper, strontium, yttrium, tin, tungsten, cerium, samarium and lanthanum, a carbon atom, a nitrogen atom and an oxygen atom. | 02-12-2015 |