Hitachi, Ltd.

Hitachi Automotive Engineering Co., Ltd.

Hitachi Automotive Systems, Ltd.

Hitachi Industries Co., Ltd.

Other

Hitachi Plant Technologies, Ltd.

Yamaha Hatsudoki Kabushiki Kaisha

Akira Koide

Ryo Miyake

Hiroshi Mitsumaki

Masahide Hayashi

Takao Terayama

Masahiro Matsumoto

Kazuo Sato

Yasuhiko Sasaki

Yoshishige Endo

Seiko Suzuki

Yoshihiro Yokota

Yasuhiro Yoshimura

Yoshio Kawamura

Tadashi Sano

Takeshi Harada

Masayuki Miki

Hiroyasu Uchida

Norio Ichikawa

Takanori Aono

Shigeki Tsuchitani

Kazutoshi Kan

Naruo Watanabe

Kengo Suzuki

Tomonari Morioka

Hideaki Sakai

Toyoshige Kobayashi

Hiromichi Ebine

Shinji Tanaka

Yuzuru Ito

Yasuaki Horiuchi

Mitsuhiro Shikida

Toshimitsu Miyada

Masamichi Yamada

Shinya Igarashi

Satoshi Shimada

Norihide Saho

Hajime Kato

Yoshihiro Nagaoka

Shotaro Naito

Takeshi Shibuya

Rintaro Minamitani

Akio Yasukawa

Yasushi Nomura

Susumu Murakami

Hidehito Obayashi

Takeo Takagi

Hironobu Yamakawa

Masahiro Kurita

Akiomi Kono

Yasuhiko Ishida

Yasuo Ito

Yoshinori Okamoto

Benjamin Kloeck

Yukiko Kawai

Toshihiko Suzuki

In the related art, no consideration is given to a configuration of a deformation detecting device, an installation place or an installation method for the measurement target. Therefore, there is provided a deformation detecting device including a film-like elastic body which has a first surface to be adhered to a measurement target and a second surface opposite to the first surface, and in which the second surface has at least one set of a recess portion and a projection portion in a first direction in a state where the first surface is adhered to the measurement target before deformation; a first electrode formed in a region of the recess portion of the second surface; a second electrode formed in a region of the projection portion of the second surface; a film-like piezoelectric body which has a uniform thickness and has a third surface disposed along the second surface of the elastic body and a fourth surface opposite to the third surface, and of which a shear modulus of elasticity is higher than that of the elastic body; a third electrode formed in a region of the fourth surface opposite to the first electrode; and a fourth electrode formed in a region of the fourth surface opposite to the second electrode.

Deformation detecting device and diagnosis system

An acceleration sensor and an angular velocity sensor are sealed in respective pressure atmospheres suitable therefor in the process of a series of bonding steps, thereby improving the detection sensibilities of the sensors. A movable memberof an acceleration sensorand a vibratorof an angular velocity sensorare fabricated on the same sensor waferwith a wallinterposed therebetween. A cap waferis formed in which gapscorresponding to the movable memberof the acceleration sensorand the vibratorof the angular velocity sensorare provided. Bumpsare disposed near the gapof the angular velocity sensor. The acceleration sensoris sealed at atmospheric pressure. Then, the angular velocity sensoris subjected to high temperature and a high-load and is vacuum-sealed. Thereafter, cutting with a diamond grindstone and mounting of circuit substrates and a wiring substrate are performed to form a combined sensor.

Combined sensor and method for manufacturing the same

A culturing apparatus has a culture vessel having a first elastic seal bonded on its upper surface and a culture space formed thereon, and a joint for supplying solution such as a medium to the culture vessel and a second elastic seal having microprojection formed at the lower face. The first elastic seal has a valve for supplying or discharging solution. The second elastic seal is formed with microprojection at the position corresponding to a valve for preventing a spill. The culture vessel and the joint are sucked between the first elastic seal and the second elastic seal, thereby forming an integral seeding device.

Culturing apparatus

A movable device of acceleration sensors and a vibration device of a gyroscope are formed on the same sensor wafer spaced apart from each other by a wall. A cap wafer having gaps corresponding to the movable mechanical components of the acceleration sensors and gyroscope is provided for the wafer and an adsorbent divided into a plurality of divisional portions is disposed in the gap for the gyroscope. After the sensor wafer and the cap wafer have been bonded together at a temperature of inactivation of the adsorbent and in an atmospheric pressure ambience of noble gas and activated gas, the adsorbent divisional portions are activated in sequence to adsorb the activated gas so as to adjust the pressure inside the gyroscope, thus manufacturing a combined sensor wafer.

Manufacturing method of combined sensor

A dent is formed on a side surface of a first substrate. A second substrate faces to the side surface of the first substrate. A third substrate is arranged so that the first and second substrates contact each other closely. A micro flow path and a micro chamber are formed between the first and second substrates. The micro flow path and the micro chamber communicate with each other and including an inlet and outlet respectively. A fifth substrate contains the first, second and third substrates. A fourth substrate fits in the fifth substrate. The first and second substrates are pressed against each other by thread fastening (pressing means) for the fourth and fifth substrates.

Micro fluidic device

The invention relates to a micro fluid chip that leads liquids supplied from a plurality of liquid supply ports, respectively, to a minute flow passage, performs mixing and reaction (chemical reaction) of the liquids in the minute flow passage, and obtains a liquid having been processed from a liquid discharge port. A micro fluid chip that leads liquids supplied from a plurality of liquid supply ports, respectively, to a minute flow passage, performs mixing/reaction of the liquids in the minute flow passage, and obtains a liquid having been processed from a liquid discharge port, the micro fluid chip comprising liquid supplies that supply a plurality of flows, which are formed by division of two kinds of liquids, respectively, in an alternate arrangement, and a flow flattening portion provided downstream of the liquid supplies to be configured in flow passage such that liquids alternately arranged are decreased in dimension as they go downstream and increased in dimension in a direction, which intersects the direction of arrangement and a direction of flow, as they go downstream, to be made substantially the same or slightly large in cross sectional area in the direction of flow. According to the invention, liquids of large flow rates can be processed at high speed and an apparatus is not made large in size.

Micro fluid chip

A reaction apparatus comprises a first supply flow channel having a fine flow channel cross sectional area for a liquid pressurized by a pressurizing device, a gas supply flow channel having a fine flow channel cross sectional area for supplying a gas, a two-phase flow channel having a fine flow channel cross sectional area in communication with a joined portion for the first supply flow channel and the second supply flow channel for flowing a gas/liquid two-phase fluid, a gas bubble reaction flow channel in communication with the exit of the gas/liquid two-phase channel and having a flow channel cross sectional area larger than that of the gas/liquid two-phase flow channel, and a liquid discharge flow channel for discharging the liquid in the gas bubble reaction flow channel. Therefore, in the reaction apparatus, a stable mixing ratio of a gas to a liquid can be obtained and the mixing speed of the gas to the liquid is increased.

Reaction apparatus and mixing system

In a chemical reactor, a gas and a liquid which are in trace volumes are used to produce air bubbles and thus increase the interface area between the gas and liquid, substantially enhancing the efficiency of reaction between the gas and liquid. The chemical reactor comprises the following: a sheath flow forming block which forms a plurality of alternating sheath flows with two mutually unmixable fluids; a plurality of inlet ports through which said two fluids flow into the sheath flow forming block; a contraction zone which simultaneously contracts a plurality of sheath flows formed in the sheath flow forming block; and reaction flow channels each of which is connected with said contraction zone and is smaller in width than the sheath flow forming block.

Chemical reactor

Provided is a liquid feed apparatus for feeding liquid by operating a diaphragm at a high frequency, in which an inlet valve and an outlet valve are integrally incorporated with a liquid feed chamber, the positions of the valve are shifted into peripheral parts of the liquid feed chamber so as to allow fluid to smoothly flow from the inlet to the outlet in order to prevent air bubbles from causing pressure fluctuation during liquid feed, from remaining in the liquid feed chamber. Further, the valve has a center beam structure in which a protrusion having a height greater than several micron meters, is formed in the seat part of the valve so as to deform a center beam for pressurizing the valve in order to enhance the shut-off ability of the valve, and the center beam has a small surface area in the direction of displacement of the valve.

Liquid feed apparatus and automatic analyzing apparatus

The windowsare configured so that the thickness of the upper and lower parts of the substrate formed therein with the channels becomes thinner in these parts than in other parts. An air space is defined in the vicinity of the one side wall of the channel within a part where the first outgoing windowis formed, so as to serve as a window, and the second outgoing windowhas a shape such as to be recessed inward from the one side wall of the planar plate, in comparison with the other part thereof. Further, the fluorescence transmission pathis also formed on opposite sides with air spaces. It is noted that a rod-like fiber or the like may be embedded in the planar plateon the outgoing side of the planar plateat the time of forming the separation channeland the like.

Electrophoresis apparatus

A mixed liquid manufacturing apparatus comprises: an information input unit, in which information of an object, to which a mixed liquid is offered, is input; a material storage system that stores a plurality of materials for a mixed liquid; a product information system that selects kinds and quantities of the stored materials on the basis of the input information of the object, to which a mixed liquid is offered; a liquid transfer unit, by which the selected materials are taken out from the material storage system; a mixing unit, in which the materials supplied from the liquid transfer unit are mixed; an injection unit, by which the mixed liquid is injected into a mixed liquid container; an input unit, by which matters being declared on a label of the mixed liquid container are input; and a label formation unit, in which the input matters are printed on the label and the label is stuck on the mixed liquid container, and wherein the label formation unit begins printing before the injection unit completes injection of the mixed liquid into the container.

Mixed liquid manufacturing apparatus

Heated type air flow rate sensor and its forming method

A chemically analyzing apparatus includes a plurality of reaction containers, a reaction container holder for holding the plurality of reaction containers and for supplying a sample and reagent at predetermined positions, a plurality of reagent containers for holding reagent adapted to be supplied into the reaction containers, a reagent container holder provided above the reaction container holder, for holding the plurality of reagent containers, a measuring part for measuring physical properties of the sample, a liquid feed mechanism provided in a lower part of each of the plurality of reagent containers, for supplying a predetermined quantity of reagent from each of the reagent container into the associated reaction containers by means of the liquid feed mechanism. With this arrangement, it is possible to provide a chemically analyzing apparatus incorporating a reagent supply mechanism which can prevent reagent from being uselessly consumed, which does not substantially require washing liquid, which does not require periodical disassembly and washing, and which can easily change the feed quantity of reagent.

Chemical analysis apparatus

A micro pump is made compact and can prevent members constituting the micro pump from being chemically reacted with a working fluid, and a method of producing the same. After each of substrates constituting the micro pump is formed by a member containing a silicone as a main composition and a plurality of metal membranes are formed on a whole of a bonding surface of each of the substrates so as to form bonding surfaces, the bonding surfaces are cleaned, and the bonding surfaces are opposed to each other under a vacuum condition, overlapped, heated and pressed so as to be bonded. The valve portion has a beam and a protrusion for sealing as provided in the valve side, whereby a pressure applied to the protrusion becomes smaller than the bonding pressure.

Micro pump and method of producing the same

Growing community of inventors

Azuma, Japan

Akira Koide