Patent application number | Description | Published |
20080257639 | Storage box for electronic apparatus - A box-shaped enclosure of a storage box includes a deadening wall or walls defining a storage space between first and second planes. The storage space is open at the first and second planes. A deadening wall member extends along the first plane. An auxiliary box-shaped enclosure is connected to the box-shaped enclosure so as to close the first plane of the box-shaped enclosure. The auxiliary box-shaped enclosure defines an auxiliary space isolated from the storage space with a deadening wall member. The storage space is connected to the fresh air through the ventilation opening and the auxiliary space. The deadening wall or walls of the box-shaped enclosure and the deadening wall member serve to prevent the leakage of the operating sound. | 10-23-2008 |
20090186673 | PORTABLE DEVICE, ACOUSTIC COMPONENT DISPOSITION METHOD AND ACOUSTIC COMPONENT ASSEMBLY - A waterproof protection cover and an acoustic component are each disposed inside a portable device provided with a chassis having one or more holes. The acoustic component emits sound. For the acoustic component, an acoustic component having a maximum acoustic output between 0.25 W or more and 0.8 W or less is used. The waterproof protection cover secures an area of 114 mm | 07-23-2009 |
20090303678 | STORAGE UNIT AND INFORMATION PROCESSING APPARATUS AND METHOD OF COOLING - A storage unit includes: a storage section containing an information processing apparatus; an intake section allowing intake of a cooling medium into the information processing apparatus for cooling the information processing apparatus; a discharge section receiving the cooling medium discharged from the information processing apparatus; a cooling medium flow generating section configured to control intake and discharge of the cooling medium; a partition section isolating the intake section and the discharge section from each other; an aperture formed in the partition section; a detector section configured to detect an inflow of the cooling medium, discharged from the discharge section, through the aperture; and a controller section configured to control the cooling medium flow generating section in accordance with a result of the detection of the detector section. | 12-10-2009 |
20100294385 | FAN UNIT - A fan unit includes a housing having an air inlet and an air outlet; a first fan and second fan mounted in the air inlet and the air outlet respectively and arranged in tandem so as to generate an air flow; a first valve mounted adjacent to the air inlet for allowing air to flow into the housing and preventing air from flowing out of the housing; and a second valve mounted adjacent to the air outlet for allowing air to flow out of the housing and preventing air from flowing into the housing. | 11-25-2010 |
20100296945 | FAN CONTROL APPARATUS AND FAN CONTROL METHOD - A fan controlling apparatus for controlling a plurality of fans which are tandemly arranged in ventilation direction of a chamber to control a temperature of a hot generating object placed in the chamber, the apparatus includes a memory for storing data of the rotational speed each of fans in relation to the temperature of the heat generating object, and a controller for controlling the rotational speed of each of the fans respectively in dependence on the temperature of the heat generating object in reference to the data stored in the memory. | 11-25-2010 |
20110079462 | MUFFLING DEVICE - A muffling device has a muffling piece that is placed in an airflow path and muffles sound caused by airflow, and a drive unit that performs one of rotation and movement of the muffling piece. | 04-07-2011 |
20110155675 | VENTILATION SYSTEM AND RACK APPARATUS - A ventilation system includes a plurality of fan units. Each of the fan units includes a fan to generate an air stream, and a duct disposed on an upstream of the air stream with respect to the fan and defining a flow channel having a square-shaped section to guide an air into the fan, the flow channel being coaxial with a rotating shaft of the fan. The fan units are arranged in a direction crossing the shaft so that the rotating shafts are disposed in parallel to each other. | 06-30-2011 |
20120063606 | SOUND PRESSURE PREDICTION APPARATUS, SOUND PRESSURE PREDICTION METHOD, AND INFORMATION STORAGE MEDIUM - A sound pressure level prediction apparatus includes a storage unit for storing measured sound pressure levels. The sound pressure level prediction apparatus also includes an acquisition unit configured to acquire sound pressure levels measured at a plurality of locations for a first fan and at least one sound pressure level for a second fan, and the at least one sound pressure level being measured at the same location as at least one of the plurality of locations used for measuring the sound pressure levels for the first fan. The sound pressure level prediction apparatus further includes a prediction unit configured to predict, based on the acquired sound pressure levels of the first fan and the at least one sound pressure level for the second fan, a sound pressure level for the second fan at a location where the sound pressure level for the second fan has not yet been measured. | 03-15-2012 |
20120066170 | NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUM, SOUND-VOLUME PREDICTION APPARATUS, AND SOUND-VOLUME PREDICTION METHOD - A sound-volume prediction apparatus acquires model information on an electronic device and positional information on an air intake section and/or an air-exhaust section of the electronic device. Furthermore, by using the model information and the positional information, the sound-volume prediction apparatus extends a sound ray that indicates a transmission route of sound generated by a sound source inside the electronic device toward the air-intake section and/or the air-exhaust section from the position of the sound source until the sound ray reaches the outside of the electronic device. The sound-volume prediction apparatus predicts sound transmission characteristics inside the electronic device by using geometric information on the flow path of the extended sound ray. | 03-15-2012 |
20120072132 | STORAGE MEDIUM, PREDICTING APPARATUS, AND PREDICTING METHOD - A predicting apparatus includes an obtaining unit and a predicting unit. The obtaining unit included in the predicting apparatus obtains actual measurements of data about a fan being rotated at a predetermined revolution frequency N [rpm]. The predicting apparatus then predicts data about the fan to be rotated at a revolution frequency N′ that is different from the predetermined revolution frequency N based on the actual measurements of the data thus obtained. | 03-22-2012 |
20120243985 | AXIAL BLOWER - An axial blower includes a moving vane generating air flow by rotation, a casing accommodating said moving vane, and an adapter detachably attached to the casing. The adapter includes a fitting part to be fit to an inner surface of the casing. The adapter forms a protrusion or a step on the inner surface of the casing. | 09-27-2012 |
20130131886 | BLOWER CONTROL DEVICE, BLOWER CONTROL METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - A blower control device changes a PQ characteristic in a second table so that an operating point (Q | 05-23-2013 |
20130151213 | DESIGN SUPPORT METHOD, RECORDING MEDIUM, AND DESIGN SUPPORT DEVICE - A design support method includes: executing by a computer operations of: moving, in an arbitrary direction, a first particle that is placed at a position in an internal space of a three-dimensional model of a design target and has a diameter of a size; recording a movement trace of the first particle; and calculating a volume of a first spatial region formed by the recorded movement trace. | 06-13-2013 |
20130197871 | PREDICTED VALUE CALCULATION METHOD AND DESIGN SUPPORT APPARATUS - A design support apparatus includes an extraction unit that extracts component models having a connection relationship with a position specified inside a predetermined component model, from a plurality of component models that are hollow and are included in the three-dimensional model of a device to be designed, depending on whether each of the plurality of component models satisfies predetermined conditions on cross-sectional areas of the component models, and a calculation unit that calculates a predicted value of the acoustic characteristics of the component models extracted by the extraction unit. | 08-01-2013 |
20130325412 | DETERMINING APPARATUS, PROGRAM, AND METHOD - There is provided a determining apparatus which includes a first extractor configured to extract space inside an electronic device from a model indicating the electronic device, the electronic device including a plurality of audio output apparatus and a plurality of ribs, a second extractor configured to extract the plurality of ribs from the model, a divider configured to divide the space into a plurality of chambers, the plurality of chambers being partitioned by the plurality of ribs, and a determining unit configured to determine respective rear chambers to each of the plurality of audio output apparatus so that the rear chambers satisfies a certain parameter, the rear chambers being formed by combination of one or more chambers determined by the determining unit. | 12-05-2013 |
20140288889 | COMPUTER PRODUCT, ANALYSIS MODEL GENERATING METHOD, AND ANALYSIS MODEL GENERATING APPARATUS - An analysis model generating apparatus includes a processor that is configured to generate based on three-dimensional design information of an object under analysis, first information that represents a rectangular parallelepiped surrounding the object; generate for each direction of three orthogonal sides of the rectangular parallelepiped indicated by the first information, second information that indicates cross sections of the rectangular parallelepiped orthogonal to the direction; calculate based on the design information and for each of the cross sections indicated by the second information, an index value corresponding to a proportion of the object in a cross section; detect among the cross sections, adjacent cross sections having a difference in the calculated index value greater than a predetermined value; and generate for each of the detected adjacent cross sections, a plate model representative of a plate that is disposed orthogonal to the direction at a position corresponding to the adjacent cross section. | 09-25-2014 |
20140294217 | MOBILE ELECTRONIC DEVICE AND METHOD FOR WATERPROOFING MOBILE ELECTRONIC DEVICE - A mobile electronic device includes: a housing; an acoustic-component contained in the housing; a sound hole formed in the housing, the sound hole being configured to allow communication between an inside and an outside of the housing; a non-breathable waterproof film disposed inside the housing, the waterproof film being configured to cover the sound hole; a compressible member compressed by being pressed against the housing during assembly of the acoustic-component to the housing, the compressible member being configured to form an acoustic-component chamber together with at least the waterproof film, the acoustic-component chamber being configured to hermetically seal the acoustic-component; and an opening configured to allow communication between an inside and an outside of the acoustic-component chamber within the housing, the opening being configured to allow air in the acoustic-component chamber to escape to the outside before the opening is closed in the process of compressing the compressible member. | 10-02-2014 |
20140324380 | INFORMATION PROCESSING APPARATUS AND COOLING PERFORMANCE EVALUATION METHOD - A calculating unit calculates, using information indicating temperatures of a fluid mixture at individual locations across a space, heat quantities transferred to the fluid mixture at the individual locations. The fluid mixture is a blend of a plurality of fluids allowed to flow in by a plurality of cooling apparatuses. The calculating unit calculates heat quantities transferred to each of the fluids at the individual locations based on the heat quantities transferred to the fluid mixture at the individual locations, a velocity distribution of the fluid mixture, and flow rate distributions of the individual fluids. The calculating unit evaluates, using the heat quantities transferred to each of the fluids at the individual locations, the degree of contribution of each of the cooling apparatuses to cooling of an object disposed in the space. | 10-30-2014 |