Akira Noguchi
Akira Noguchi, Ukyo-Ku JP
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20090189693 | OPERATIONAL AMPLIFIER - An operational amplifier includes a differential amplifier circuit provided at an input stage and an amplifier circuit at a post stage. In the differential amplifier circuit, first and third bipolar transistors are PNP-type bipolar transistors and Darlington-connected. An inverting input terminal is connected to the base terminal of the first bipolar transistor. The first and third bipolar transistors and second and fourth bipolar transistors construct an input differential pair. First and second protection diodes are connected between the base terminals of the first and second bipolar transistors constructing the input differential pair and the ground potential, respectively. Each of the protection diodes is connected so that the cathode terminal is positioned on the base terminal side of the bipolar transistor, and the cathode terminal is positioned on the ground potential side. | 07-30-2009 |
Akira Noguchi, Kurokawa-Gun JP
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20090127647 | SEMICONDUCTOR DEVICE, SOLID-STATE IMAGING DEVICE, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - A semiconductor device includes: a semiconductor substrate; an insulating layer; and a wiring layer that is a high-concentration impurity layer, in this order, wherein the semiconductor device further includes a contact portion that electrically connects the semiconductor substrate with the wiring layer, the contact portion is provided to pass through the wiring layer and the insulating layer to be brought into contact with a surface of the semiconductor substrate, and the contact portion has an impurity concentration lower than that in a connection region of the semiconductor substrate being in contact with the contact portion. | 05-21-2009 |
Akira Noguchi, Musashino-Shi JP
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20090094615 | Access Control Method, System and Device Using Access Control Method - In an access control method for performing access control on resources of a device, the access control method includes: activating a program management function, an access management function and a resource management function on a running embedded OS (Operating System); segmenting plural applications operating on the device to allocate a segment identifier to each of the segmented applications, by the program management function; if access to the resources from an application is requested, deciding enabling and disabling of the access to the resources from the application by referring to an access enabling and disabling list based on the segment identifier, by the access management function; and if the access is enabled, notifying the application of a method of referring to the resources in which a request for acquisition is made, through the access management function and the program management function, by the resource management function. | 04-09-2009 |
Akira Noguchi, Anjo JP
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20080236158 | Hydraulic oil supply structure and vehicle drive apparatus provided with the same - The hydraulic control apparatus includes a separating plate that is interposed between an upper valve body and a lower valve body. The separating plate and the lower valve body provide a projecting portion that projects toward a discharge opening side of the oil pump with respect to the upper valve body. A first oil feed path is provided at the projecting portion, is formed between the separating plate and the lower valve body, and receives the hydraulic oil from the oil pump and guides the hydraulic oil to an upper valve body disposition side. | 10-02-2008 |
20080236952 | Oil return structure for vehicle drive apparatus - An oil return structure for a vehicle drive apparatus includes a hydraulic control apparatus disposed below an oil supply target device to which oil for lubricating and cooling is supplied; and an oil pan that retains the oil that is supplied to the oil supply target device is provided below the hydraulic control apparatus, wherein a bypass oil path is formed in a body of the hydraulic control apparatus, the bypass oil path being structured in order to guide the oil from the oil supply target device from an upper surface of the body, inside the body and then discharge the oil from a side surface of the body. | 10-02-2008 |
20080256943 | Hydraulic control device - A hydraulic control device includes an oil pan; an oil pump; a strainer; a pressure regulating valve; an oil cooler; a cooler bypass valve with an input port that is connected with a cooler supply oil passage through which the hydraulic oil to be supplied to the oil cooler flows, wherein the input port is communicatively connected with an output port when the hydraulic pressure of the hydraulic oil within the cooler supply oil passage is equal to or greater than a predetermined valve opening pressure; and a cooler bypass oil passage that connects the output port of the cooler bypass valve with an intake oil passage between the strainer and the intake port of the oil pump. | 10-23-2008 |
Akira Noguchi, Koka-Shi JP
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20130071212 | ELECTRICAL CONSTRUCTION MACHINE - A hydraulic pump, electric motor, inverter, oil tank, heat exchanger, and battery are mounted on a revolving frame, and are covered by an exterior cover. The revolving frame is provided with a partition plate, and the interior of the exterior cover is partitioned by the partition plate into a machine room for accommodating the hydraulic pump and the electric motor and into a battery room for accommodating the battery. A cooling fan is arranged in the machine room so that outside air is introduced into the machine room through an oil tank cooling air inlet port and an inverter cooling air inlet port which are provided in the exterior cover. This outside air cools the hydraulic pump, the electric motor, and the oil tank in the machine room and is exhausted to the outside of the machine room through an exhaust port. | 03-21-2013 |
20130075171 | ELECTRIC CONSTRUCTION MACHINE - The object of the present invention is to provide an electric construction machine capable of efficiently cooling the battery mounted on the swing structure. To achieve the object, there is provided an electric construction machine in which a battery storage room | 03-28-2013 |
20130078071 | ELECTRIC CONSTRUCTION MACHINE - An electric construction machine that enables quick and easy replacement of the battery device with different types of battery devices is provided. An upper swing structure has a vehicle main body and a vehicle rear part. The battery device is mounted on the vehicle rear part and the vehicle rear part is attachable and detachable to/from a vehicle body frame of the vehicle main body using a bolt. A main frame overhangs and extends in a longitudinal direction to reach the underside of the vehicle rear part. The vehicle rear part also includes a rear frame to be mounted on the main frame and is fixed with the bolt and a rear cover covering the rear frame forming a battery compartment, and having a shape imitating a counter weight. | 03-28-2013 |
20130318956 | ELECTRIC CONSTRUCTION MACHINE - Provided is an electric construction machine capable of avoiding a situation where charging is difficult to achieve due to the exhaustion of a battery device. An electrically-operated hydraulic excavator includes an electric motor, a hydraulic pump that is driven by the electric motor, hydraulic actuators that are driven by hydraulic fluid discharged from the hydraulic pump, and a battery device that serves as an electrical power source for the electric motor. The battery device includes battery systems that each have a plurality of batteries. A selector switch makes it possible to select either one of the battery systems. An arithmetic control section of an inverter device controls connection change switches through battery controllers to change the connections of the battery systems so that electrical power is supplied to the electric motor from either the battery system or the battery system, whichever is selected by the selector switch. | 12-05-2013 |
Akira Noguchi, Nagahama-Shi, Shiga-Ken JP
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20150314574 | WRAP FILM - There is provided a packaging film that is free from occurrence of blocking upon storage, and deterioration in adhesion to containers even when used under low-temperature conditions, notwithstanding the film is produced while effectively utilizing exhaustible resources. A wrap film of the present invention comprises a laminated film constituted of at least three layers including opposite surface layers comprising a plant-derived polyethylene resin, in which the wrap film has a storage elastic modulus (E′) at 20° C. of 100 MPa to 4 GPa and an average loss tangent (tan δ) at −40 to 0° C. of not less than 0.08 as measured at an oscillation frequency of 10 Hz and a distortion of 0.1% by a dynamic viscoelasticity measuring method described in the Method A of JIS K 7198. | 11-05-2015 |