Hitachi High-tech Corporation

Hitachi, Ltd.

Hitachi-lg Data Storage, Inc.

Hitachi Consumer Electronics Co., Ltd.

Nobuyuki Isoshima

Takenori Okusa

Koki Yokoyama

Ikuo Nishida

Sunao Funakoshi

Yutaka Yamada

Wataru Sato

Takayuki Fujimoto

Kohei Miyoshi

Mika Ri

Yukinobu Abe

Yoshiaki Yamauchi

Seiichi Katou

Makoto Onodera

Hidenao Kubota

Michiru Fujioka

Masahiro Matsuo

Masayuki Hariya

Seiichi Sekiguchi

Kohshi Maeda

Yuzo Nishinaka

Teppei Tanaka

Youichi Narui

Daisuke Morishima

Shigeyuki Sasaki

Michiharu Watanabe

Toshihiro Tsutsui

To provide a reagent cooler reduced in size as compared with that in the related art by reducing a thickness of a heat insulation material of the reagent cooler, and an automated analyzer including the reagent cooler. In the reagent cooler of the automated analyzer, a vacuum heat insulation material is disposed in a periphery (on a side surface, or/and upper and lower portions) of a cooling jacket of the reagent cooler. Then, an end portion of the vacuum heat insulation material is disposed at a position shifted from upper and lower end portions and a side surface end portion of the cooling jacket and a distance between the end portion of the vacuum heat insulation material and the cooling jacket is taken as much as possible.

Automated analyzer

Provided is an automatic analysis device that can suppress the occurrence of condensation in a reagent cool box and can immediately drain the condensation water generated by introducing outside air. In an automatic analysis device including a reagent cool box that stores a plurality of reagent vessels while keeping the reagent vessels cool, the reagent cool box includes a drain for discharging the condensation water generated inside the reagent cool box, and an outside air introduction path that guides air outside the reagent cool box to the inside, wherein the outside air introduction path is provided along a bottom surface of the reagent cool box, and an outside air discharge port is formed toward an upper opening unit of the drain.

Automatic analysis device

An automatic analysis device includes a processing unitwhich performs the treatment on a specimen before analysis of the specimen, supply equipment which supplies a reagent to a reaction vesseldisposed in the processing unit, a liquid temperature adjusting unitwhich adjusts a temperature of the reagent supplied to the reaction vesselby the supply equipment, a control unit, and a first temperature detection unitwhich detects at least one temperature of a temperature of the air within the processing unitand a temperature of the reagent supplied to the reaction vessel, in which the liquid temperature adjusting unitand the control unitexecute temperature adjustment of the reagent based on a first temperature detected by the first temperature detection unit

Provided is an automated analyzer comprising a temperature regulator that can be made more compact in size while maintaining high-precision temperature regulation. In a temperature-regulating unit () of the automated analyzer, a first chemical reservoir () is constituted by a large-diameter spiral-shaped pipe, and a second chemical reservoir () is constituted by a large-diameter chemical reservoir container. The first chemical reservoir (), which is positioned upstream of the second chemical reservoir (), has an internal capacity that is set so as to be greater than the volume of a single discharge of each of syringe pumps (), and the second chemical reservoir () also has an internal capacity (volume) that is set so as to be greater than the volume of a single discharge of each of the respective syringe pumps ().

Automatic analyzer

A biological sample analyzer using a nanopore, said analyzer comprising: a first chamber that storing a solvent; a baseboard provided with a nanopore through which a biological sample passes; a second chamber which is positioned adjacently to the first chamber via the baseboard and stores the solvent; a first electrode formed in the first chamber; a second electrode formed in the second chamber; a detector detecting the biological sample which has passed through the nanopore; and a stirrer stirring the solvent in the first chamber.

Biological sample analyzer and biological sample analysis method

Temperature uniformity of a reaction liquid in a plurality of reaction containers of an automatic analysis device is maintained by a heat block. A strip-shaped heater heats the heat block, and is wound and attached on an outer circumference of the heat block so that both end regions of the strip-shaped heater are adjacent to each other. The strip-shaped heater includes a heat generating resistor that is heated by applying an electric current, an insulating film sandwiching the heat generating resistor, and first and second electrical feed lines that are attached to both end portions of the heat generating resistor and supply power to the heat generating resistor. The width of the heat generating resistor in both end regions of the strip-shaped heater is formed to be narrower than the width of the heat generating resistor in the other region thereof.

Provided is a highly reliable temperature adjustment apparatus which uses a temperature adjustment element and quantitatively evaluates the temperature adjustment performance of the temperature adjustment element. The temperature adjustment apparatus is provided with: a temperature adjustment element; one or more temperature detection elements provided near the temperature adjustment element; a calculation unit for calculating the output of the temperature detection element; and a display unit for displaying at least one of a time calculated by the calculation unit as a time at which the temperature adjustment performance of the temperature adjustment is predicted to be below a desired level, the number of operations and the time of current conduction or a warning based on the result of calculation.

Temperature adjustment apparatus

There is provided a head-gimbal-assembly for use in heat-assist magnetic recording, excellent in the heat-release characteristic of a laser diode, by inhibiting effects of deterioration in lateral balance, and wind turbulence without adversely affecting efforts to lower a profile of a magnetic disk unit. For this purpose, a sub-mount with a laser diode attached thereto is mounted on either of the right and left lateral faces of a head slider. Further, of two lengths of lead wires for power supply to the laser diode, one length of the lead wire is routed to a lateral face of the head-slider, on the opposite side of a lateral face with the sub-mount attached thereto, after circling around the outer periphery of a head-slider electrode, formed on the gas-outlet side of the head slider.

Head-gimbal-assembly capable of inhibiting effects of deterioration in lateral balance of heat-assisted magnetic recording head

A numerical analysis data evaluation apparatus includes: a shell generation model which converts a three-dimensional shape model into a three-dimensional shell model so that a thickness on an analysis model becomes zero; a front surface-side physical quantity projector and a rear surface-side physical quantity projector which interpolate physical quantities of front surface-side elements and physical quantities of rear surface-side elements of the three-dimensional shape model obtained as a result of the numerical analysis in on-shell model element data obtained by spatially discretizing the three-dimensional shell model, and project the physical quantities on front surface-side physical quantities and rear surface-side physical quantities of on-shell elements; an on-shell element front surface-side physical quantity data storage unit; an on-shell element rear surface-side physical quantity data storage unit; and an arithmetic unit which calculates differences between the front surface-side physical quantities and the rear surface-side physical quantities of the on-shell elements.

Numerical analysis data evaluation apparatus and thermal fluid pressure data evaluation apparatus using the same

To provide a reliable high brightness and definition image display by inhibiting a possible increase in fan noise and promoting cooling of an upper, hot portion of a display panel module, various boards, and image processing electronic components, an image display includes a flat display panel module, a display surface side cover on a display surface side of the display panel module, a non display surface side cover on a non display surface side of the display panel module, a display driving board, a power supply board, and a cooling fan, wherein a case of the cooling fan is larger than a distance between the display panel module and the non display surface side cover in an area where the cooling fan is installed, and a first end of the case of the cooling fan closer to the non display surface-side cover is positioned above a second end of the case closer to the display panel module.

Image display

For improving a cooling efficiency of a display panel in a flat-type image display, various substrates and an image display element are disposed within a thin-sized housing thereof, including: a display panel; a chassis supporting the display panel from a rear surface side thereof; a front surface-side cover on a front side of the display panel; a rear surface-side cover on a rear side of the display panel; an image display element connected to the display panel; a display driver substrate connected to the display panel, and on a surface thereof opposite to the chassis are provided circuit parts; a power source substrate, supplying driving power to the display driver substrate and the image display element, and on a surface thereof opposite to the chassis are provided circuit parts thereof; and a first insulator board opposite to the display driver substrates and the power source substrate of the chassis.

An optical disc drive includes a rotation device that rotates an optical disc in a clockwise direction when an upper surface of the optical disc is viewed, a disc mounting portion for mounting of the optical disc thereon has a recess portion, and an optical pickup which irradiates a laser beam on a lower recording surface of the optical disc. The disc mounting portion includes a first penetrating opening portion therethrough that extends from a center area of the recess portion to a periphery of the recess portion. The disc mounting portion further includes a single second penetrating opening portion therethrough being provided at a rear of the disc mounting portion and periphery at an upstream side of the clockwise rotating direction with respect to a center line of the first penetrating opening portion extending from a front to the rear of the disc mounting portion.

Tray enabling optical unit heat reduction

Increases in the data transfer rates of optical disc drives have resulted in problems such as increases in optical disc vibrations due to higher rotation speeds or increases in heat generation due to increases in the output of motors for rotating the optical discs and in the output of laser diodes. To solve such problems, an optical pickup is provided with an air duct therein, and a space that is formed between the optical disc and a top case of a casing and that has negative pressure during rotation of the optical disc is connected to the air duct in the optical pickup via a tube, at least part of the tube being deformable. The optical pickup is cooled by the air flow through the air duct induced by pressure difference.

Optical disc drive

This invention provides an optical disk device in which heat generated from an optical head and circuit board is dissipated without introduction of outside air or use of a fan. A through portion is provided in part of the mechanical block or outside of the portion on which a tray is projected for carrying a disk for reproduction or write, such that it extends from a disk side portion with respect to the tray to a portion opposing the disk with respect to the tray, in order to introduce air flow generated by disk rotation to an optical head and circuit board and dissipate heat generated at the time of recording or reproduction.

Growing community of inventors

Tokyo, Japan

Nobuyuki Isoshima