Patent application number | Description | Published |
20090011341 | REFLECTIVE MASK BLANK FOR EUV LITHOGRAPHY - To provide a reflective mask blank for EUV lithography having an absorber layer, which presents a low reflectance to a light in the wavelength ranges of EUV light and pattern inspection light, and which is easily controlled to have desired film composition and film thickness. | 01-08-2009 |
20100254665 | Semiconductor optical communication module and manufacturing method thereof - A semiconductor optical communication module includes a semiconductor chip mounted on a chip carrier and a lens assembly having an end parallel to and facing the front edge of the chip carrier. The semiconductor chip has a front facet oriented at an acute angle to the front edge of the chip carrier. An optical waveguide in the semiconductor chip transmits an optical signal that propagates on an optical axis extending from the front facet of the semiconductor chip to the end of the lens assembly. The optical axis is orthogonal to the end of the lens assembly and the front edge of the chip carrier. The angled mounting of the semiconductor chip on the chip carrier allows the lens assembly to be placed close to the edge of the chip carrier, and to be moved for optical axis adjustment without striking the chip carrier. | 10-07-2010 |
20110074657 | HEAD-UP DISPLAY DEVICE - A head-up display device placed on an upper surface of a dashboard, includes: an object of view arranged in an inside space of the dashboard; an imaging optical system of real specular image for defining a space where a viewer exists and the inside space of the dashboard, the imaging optical system of real specular image including a semitransparent substrate with a plane of symmetry, the imaging optical system of real specular image forming a real image of the object of view in the space of the viewer with light passing through the substrate; and a reflective screen arranged in the space of the viewer, the reflective screen reflecting light beams of the real image of the object of view supplied from the imaging optical system of real specular image to guide the reflected light beams to the viewer, while allowing formation of an image to be seen by the viewer. | 03-31-2011 |
20110075267 | DISPLAY DEVICE - A display device includes: a display part containing a first display region visually recognized by a viewer; an object of view arranged in a second display region; an imaging optical system of real specular image for defining a first space in which the first display region exists and a second space in which the second display region exists, the imaging optical system of real specular image including a semitransparent substrate with a plane of symmetry, the imaging optical system of real specular image forming a real image of the object of view in the first space of the first display region with light passing through the substrate; and a half mirror arranged in the first space of the first display region, the half mirror reflecting light beams emitted from the imaging optical system of real specular image to guide the reflected light beams to the viewer, while allowing an image formed in the first display region to be seen by the viewer. | 03-31-2011 |
20110116253 | SEMICONDUCTOR LIGHT SOURCE APPARATUS AND LIGHTING UNIT - A semiconductor light source apparatus can adjust a color tone of white light. The semiconductor light source apparatus can include a phosphor wheel, a motor rotating the phosphor wheel, a light source and a moving module. The phosphor wheel can include at least one phosphor layer configured to emit excited light. The phosphor wheel can vary a mixing ration of white light that is created by light emitted from the light source and the light excited by the at least one phosphor layer in accordance with a position of the phosphor wheel emitted by the light source. The moving module that is connected to the motor can adjust the position of light emitted from the light source. Thus, the disclosed subject matter can provide a semiconductor light source apparatus that can adjust a color tone of white light and a lighting unit using the light source apparatus, which can be used for a projector, lamp, etc. | 05-19-2011 |
20110162495 | METHOD FOR MANUFACTURING IMAGING ELEMENT - Provided is an accurately processed imaging element that can be readily manufactured for saving time and cost. A blade section | 07-07-2011 |
20110285965 | DISPLAY DEVICE - A display device includes: a wall defining a viewer-side space; an observed object arranged in an object-side space partitioned off the viewer-side space by a portion of the wall; an imaging optical system of real specular image including a semitransparent substrate with a plane of symmetry for defining the viewer-side space and the object-side space as the portion of the wall to image a real image of the observed object in the viewer-side space with light passing through the substrate; a screen surface having a function of diffuse reflection and provided with the substrate so as to face the viewer-side space; and a projector optical system projecting an image on the screen surface in the viewer-side space. | 11-24-2011 |
20110304803 | LIQUID CRYSTAL DISPLAY - A vertical alignment type liquid crystal display, which has a liquid crystal layer whose retardation value is about 600 nm or more, can solve the viewing angle problems associated with the wider viewing angle. The liquid crystal display can include a vertical alignment liquid crystal cell, and first and second polarizing plates cross-Nicol disposed on respective sides of the liquid crystal cell. The liquid crystal cell has a liquid crystal layer with a retardation of about 600 nm or more. A C-plate and an A-plate are provided between the liquid crystal cell and the first polarizing plate, and two C-plates are provided between the liquid crystal cell and the second polarizing plate. | 12-15-2011 |
20120081788 | DISPLAY DEVICE - A display device is capable of freely setting a viewing location for a real image formed by an imaging optical system of real specular image. The display device includes: an object of view; the imaging optical system having a semitransparent substrate with a plane of symmetry to define an object side space in which the object exists and a viewer side space in which a viewer exists, where the imaging optical system forms a real image of the object of view in the viewer side space with light passing through the substrate; and at least one reflective mirror arranged in the object side space so as to reflect light beams from the object of view to guide the reflected light beams to the imaging optical system of real specular image. | 04-05-2012 |
20120092766 | DISPLAY DEVICE - A display device is capable of freely setting a viewing location for a real image formed by an imaging optical system of real specular image. The display device includes: an object of view; the imaging optical system having a semitransparent substrate with a plane of symmetry to define an object side space in which the object exists and a viewer side space in which a viewer exists, where the imaging optical system forms a real image of the object of view in the viewer side space with light passing through the substrate; and a reflective mirror arranged in the viewer side space so as to reflect light beams supplied from the imaging optical system to guide the reflected light beams toward the viewer. | 04-19-2012 |
20120140325 | DISPLAY DEVICE USING A DIHEDRAL CORNER REFLECTOR ARRAY OPTICAL ELEMENT - A display device includes a dihedral corner reflector array optical element composed of a substrate and a plurality of dihedral corner reflectors arranged regularly on one main surface of the substrate, the dihedral corner reflectors including orthogonal mirror planes perpendicular to each other and being perpendicular to the main surface of the substrate; and an object existing by the one surface of the substrate, the optical element forming a real image of the object by the other main surface of the substrate. The optical element includes a plurality of protrudent bodies integrally formed of a transparent material of the substrate, each of the protrudent bodies including two sides of orthogonal mirror planes perpendicular to each other as the dihedral corner reflector perpendicular to the main surface of the substrate. The optical element is disposed so that the protrudent bodies face toward a space in which the object exists. | 06-07-2012 |
20120300310 | REFLECTOR ARRAY OPTICAL DEVICE AND DISPLAY DEVICE USING THE SAME - A reflector array optical device includes two dihedral corner reflector array optical elements each having a substrate and a plurality of prism bodies arranged regularly on and each protruding from one main surface of the substrate. Each prism body includes at least two sides of orthogonal planes. The two optical elements are adhered so that top faces of the prism bodies are directly confronted respectively so as to make two coplanar planes in which the two orthogonal planes exist respectively. | 11-29-2012 |
20120314411 | LIGHT SOURCE DEVICE AND LIGHTING DEVICE - A light source device can include a solid-state light source configured to emit blue light as excitation light and a phosphor section which is excited by the excitation light from the solid-state light source and which emits fluorescent light longer in wavelength than the light emitted from the solid-state light source. In the light source device, a wavelength selective member configured to transmit the excitation light from the solid-state light source and to reflect the fluorescent light from the phosphor section can be provided between the phosphor section and the solid-state light source. The size of the wavelength selective member can be less than the size of the phosphor section which can be greater than the size of the excitation light spot irradiated with the solid-state light source. | 12-13-2012 |
20130094235 | VEHICLE LIGHTING UNIT - A vehicle lighting unit can reduce the load applied to the actuator for driving a reflecting member as well as can improve the durability of the actuator. The vehicle lighting unit can include a light source, a reflecting member configured to reflect light from the light source toward an illumination area, an actuator including inner piezoelectric actuators and outer piezoelectric actuators configured to cause the reflecting member to swing (turn) around X and Y axes simultaneously, to thereby scan the illumination area with the reflected light from the reflecting member horizontally and vertically, and a controller configured to control the inner piezoelectric actuators and the outer piezoelectric actuators such that a scanning frequency in the vertical direction of the reflected light is larger than a scanning frequency in the horizontal direction of the reflected light. | 04-18-2013 |
20140268338 | REFLECTOR ARRAY OPTICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME - A reflector array optical device has a plurality of dihedral corner reflector array optical elements which are disposed side by side on the same plane. Each of the dihedral corner reflector array optical elements has a substrate and a plurality of dihedral corner reflectors which each have at least two orthogonal side faces perpendicular to the principal surface of the substrate and orthogonal to each other, and which are formed on the substrate so that the orientations of the interior angles of the orthogonal side faces are aligned with each other. | 09-18-2014 |
20150377447 | VEHICLE LIGHTING UNIT - A vehicle lighting unit can reduce the load applied to the actuator for driving a reflecting member as well as can improve the durability of the actuator. The vehicle lighting unit can include a light source, a reflecting member configured to reflect light from the light source toward an illumination area, an actuator including inner piezoelectric actuators and outer piezoelectric actuators configured to cause the reflecting member to swing (turn) around X and Y axes simultaneously, to thereby scan the illumination area with the reflected light from the reflecting member horizontally and vertically, and a controller configured to control the inner piezoelectric actuators and the outer piezoelectric actuators such that a scanning frequency in the vertical direction of the reflected light is larger than a scanning frequency in the horizontal direction of the reflected light. | 12-31-2015 |
Patent application number | Description | Published |
20090268225 | Image Forming System and Image Forming Apparatus - An image forming system includes an information processing unit, an image forming apparatus that communicates with the information processing unit, a first memory unit that stores setting information of printing restriction on the image forming apparatus, a printing unit that executes a printing process of a print job in accordance with the setting information, a detection unit that detects a change request of the setting information, a job judging unit that judges whether there exists a print job in processing when the detection unit detects the change request, and a first permitting unit that permits change of the setting information in accordance with the change request when the job judging unit judges that there exists no print job in processing. | 10-29-2009 |
20100110458 | DEVICE FOR SETTING COLOR PRINT LIMIT MODE ACCORDING TO PREFERENCE SET ON PER-PAGE BASIS - An image processing system includes a preference designating unit and a printer. The preference designating unit is configured to designate one or more preferential print pages from pages included in a print job so as to be color printed preferentially to non-designated pages included in the print job. The printer performs color printing of the one or more preferential print pages. | 05-06-2010 |
20100245902 | PRINTING APPARATUS AND PRINTING SYSTEM - A multifunction printer receives a printing job. Then, the MFP acquires items of a printing log that is defined before the printing is started. For example, user name, date/time of execution, and job ID information correspond to the items of the printing log defined before the printing is started. Then, the MFP transmits at least one item of the printing log, which is defined before the printing is started, to the server before the printing is completed. | 09-30-2010 |
20100271652 | IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND STORAGE MEDIUM - An image forming apparatus comprises a print section, an accepting section for accepting a print request, and a control section which causes the print section to execute printing on the basis of a print request accepted by the accepting section and judges whether or not the image forming apparatus is busy when a print request is accepted by the accepting section. When the control section judges that the image forming apparatus is busy, the control section prohibits an execution of at least a part of printing based on a print request. | 10-28-2010 |
20100302597 | Image Forming Apparatus and Image Forming System - An image forming apparatus and an image forming system are provided. An image forming apparatus or system includes a reception unit configured to receive a print job; a print unit configured to execute the print job received by the reception unit to print an image; an adjustment unit configured to execute an image quality adjustment for the printing; a determination unit configured to determine whether an adjustment execution condition is to be met during the execution of the print job; and a control unit configured to execute a priority process which, when the determination unit determines that the adjustment execution condition is to be met, causes the adjustment unit to execute the image quality adjustment before a start of the execution of a condition meeting print job, for which the determination unit determines that the adjustment execution condition is to be met. | 12-02-2010 |
20100328711 | PRINT SYSTEM, PRINTER, AND PROGRAM - A print system provided with an information processor and a printer communicably connected to the information processor. The information processor comprises a transmit section for transmitting a plural sets of print data. The printer comprises a receiving section for receiving the print data transmitted from the transmit section; a storage section for storing the print data received by the receiving section; a printing section for printing the print data stored in the storage section; a determination section for determining whether the printing by the printing section is completed or not; and a control section for controlling the printing section not to print the print data transmitted as the second set when the printing of the print data transmitted as the first set is completed, and to print the print data transmitted as the second set when the printing of the print data transmitted as the first set. | 12-30-2010 |
20110051182 | PRINT SYSTEM FOR PLACING RESTRICTIONS ON THE USE OF SCANNED DATA - A printing device includes a printing unit that prints a print-object image corresponding to print data on a recording medium. A placing unit places restriction information on the recording medium if the print data is attached with the first restriction condition. The restriction information is used for attaching a second restriction condition to scanned data that is generated by reading the print-object image printed on the recording medium. The second restriction condition is for placing restrictions on the usage of the scanned data. | 03-03-2011 |
20120192264 | PRINTER CAPABLE OF AUTHENTICATING USER, PRINT MANAGEMENT SYSTEM INCLUDING THE PRINTER AND COMPUTER READABLE DEVICE STORING USER AUTHENTICATION PROGRAM - In a printing apparatus, a controller authenticates a user with using first authentication information, and printing is allowed according to successful authentication using the first authentication information and printing is prohibited according to failed authentication using the first authentication information. The controller determines whether an authentication request condition is satisfied, and according to determination that the authentication information request condition is satisfied, the controller requests a user to input second authentication information and authenticates the user with using the second authentication information. Printing is allowed according to successful authentication using the second authentication information, and printing is prohibited according to failed authentication using the second authentication. | 07-26-2012 |
20130321832 | PROGRAM, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING SYSTEM - There is provided an image processing apparatus including a communication unit configured to communicate with an information processing apparatus, a processor; and memory storing computer-readable instructions, when executed by the processor, causing the image processing apparatus to perform acquiring error information indicating an error occurring in the image processing apparatus and usage information of the image processing apparatus, determining whether to transmit, via the communication unit, the acquired error information to the information processing apparatus based on the acquired usage information, and transmitting the acquired error information to the information processing apparatus if it is determined to transmit the acquired error information. | 12-05-2013 |
20130342868 | IMAGE PROCESSING APPARATUS, SERVER, AND IMAGE PROCESSING SYSTEM - Provided is an image processing apparatus including an image processing device configured to execute an image process, a processor; and memory storing instructions that, when executed by the processor, causing the apparatus to perform determining a reservation request amount which is a processing amount of the image process to be requested to the server, based on execution information of the image process, requesting permission for the processing amount within the reservation request amount determined by the determination unit, to the server, before the image process is executed by the image processing device; and controlling the image processing device to execute the image process within a reservation amount which is the permitted processing amount permitted by the server, after the requesting. | 12-26-2013 |
20140153048 | Setting Change Control for an Image Forming System and Image Forming Apparatus - Setting change for an image forming device may include determining whether the image forming device is currently performing print processing. In some examples, if the image forming device is currently performing print processing, the setting change may be delayed. In other examples, the setting change may be implemented irrespective of the print processing. In one arrangement, the setting change may be specific to a particular entity (e.g., a user). | 06-05-2014 |
20140215576 | Image Processing Apparatus and Image Processing System - An image processing apparatus comprising: an image processing unit configured to perform image processing; and a control device configured to perform: transmitting the authentication information received by the input unit to the server; receiving a result of user authentication from server, the result indicating a specific user authenticated by the server; requesting individual restriction information for the specific user when the result received, determining whether the requested individual restriction information for the specific user is obtained; restricting the performance of the image processing based on the requested individual restriction information, when the requested individual restriction information is obtained; requesting common restriction information when the requested individual restriction information is not obtained, obtaining the requested common restriction information; and restricting the performance of the image processing based on the obtained common restriction information. | 07-31-2014 |
20140298115 | Program and Information Processing Apparatus - A non-transitory computer-readable medium has a program stored thereon and readable by a processor of an information processing apparatus configured to communicate with an image processing apparatus. The program, when executed by the processor, causes the information processing apparatus to perform: receiving a execution request to cause the image processing apparatus to perform the image processing, the execution request being corresponding to a job; acquiring status information indicating a status of the image processing apparatus; and notifying, during a notification time period, error information based on the status information when the status information is acquired during the notification time period, which starts at a time when the execution request is received. | 10-02-2014 |
20140320887 | Image Processing Apparatus, Information Processing Method and Storage Medium Storing Instructions for Image Processing Apparatus - An image processing apparatus includes an image processing device; a processor configured to control the image processing device; a reading device configured to read a piece of identification information on a reading medium and to output the identification information to the processor; and an operation device configured to accept an operation. The processor is configured to perform: a registration process for registering the identification information read by the reading device in a predetermined storage device based on the operation accepted by the operation device; and a login process for making the image processing device available in a case that the identification information read by the reading device has been registered in the storage device. | 10-30-2014 |
20150077779 | PRINTER - A printer includes a memory storing instructions for authenticating a login user and determining whether a user identity information is included in a print data. When the user identity information is included in the print data, the instructions cause the printer to determine whether the login user is identical with a data sender user having sent the print data. When the login user is identical with the data sender user, the instructions cause the printer to print the pint data. When the login user is not identical with the data sender user, the instructions cause the printing portion to not print the print data. When the user identity information is not included in the print data, the instructions cause the printer to print the print data irrespective of whether the login user is identical with the date sender user. | 03-19-2015 |
20150186083 | IMAGE PROCESSING APPARATUS, CONTROLLING METHOD THEREOF, AND COMPUTER-READABLE MEDIA FOR IMAGE PROCESSING AND AUTHENTICATION THEREOF - An image processing apparatus includes an internal receiving device, a communication unit, an image processing unit, and a controller. The internal receiving device may receive authentication information. The communication unit may communicate with an external receiving device to receive the authentication information. The image processing unit may perform at least one of image reading and image formation. The controller may determine one of the internal receiving device and the external receiving device is a first receiving device of the authentication information. The controller may also perform an authentication process based on the authentication information received from the first receiving device without performing the authentication process based on a second receiving device. The second receiving device is an other of the internal receiving device and the external receiving device. | 07-02-2015 |
20150222773 | IMAGE PROCESSING APPARATUS - An image processing apparatus includes an internal obtaining device configured to obtain authentication information, a communication unit configured to perform communication with an external obtaining device that is configured to obtain authentication information, an image processing unit configured to execute at least one of image reading and image formation, and a controller configured to execute determination processing including granting a permission for executing image processing by the image processing unit when the controller determines that the authentication based on the authentication information obtained from the internal obtaining device and first reference information is successful, and granting the permission for executing the image processing when the controller determines that the authentication based on the authentication information obtained from the external obtaining device and second reference information is successful, the second reference information being different from the first reference information. | 08-06-2015 |
20160085490 | Setting Change Control for an Image Forming System and Image Forming Apparatus - Setting change for an image forming device may include determining whether the image forming device is currently performing print processing. In some examples, if the image forming device is currently performing print processing, the setting change may be delayed. In other examples, the setting change may be implemented irrespective of the print processing. In one arrangement, the setting change may be specific to a particular entity (e.g., a user). | 03-24-2016 |
20160105587 | INFORMATION PROCESSING APPARATUS, IMAGE FORMING SYSTEM, AND COMPUTER-READABLE MEDIUM THEREFOR - An information processing apparatus including a controller configured to accept image data identification information, an image forming instruction, and first user information, store the image data identification information, the image forming instruction, and the first user information, in response to acceptance of the image data identification information, the image forming instruction, and the first user information, transmit a reply request to an image forming apparatus, the reply request requesting the image forming apparatus to return second user information to the information processing apparatus, after transmission of the reply request, in response to receipt of the second user information, determine whether the first user information is in a particular relationship with the second user information, when determining that the first user information is in the particular relationship with the second user information, transmit image data identified by the image data identification information to the image forming apparatus. | 04-14-2016 |
Patent application number | Description | Published |
20080304001 | MONOCHROMATIC LIQUID CRYSTAL DISPLAY WITH HIGH CONTRAST - An STN liquid crystal display cell includes a liquid crystal layer sandwiched between a first and second transparent substrate, is outwardly provided with a first and second polarizers, and a monochromatic back light. Twist angle of the liquid crystal layer is 95° to 170° or 200° to 280°; a first angle between alignment direction of liquid crystal molecules contacting the first transparent substrate and polarization direction of the first polarizer and a second angle between an alignment direction of liquid crystal molecules contacting the second transparent substrate and polarization direction of the second polarizer are each larger than 0° and smaller than 90°; and sum of the first and second angles is 90°±7°. | 12-11-2008 |
20090033828 | MONOCHROMATIC LIQUID CRYSTAL DISPLAY WITH HIGH CONTRAST RATIO - An STN liquid crystal display, wherein a twist angle of liquid crystal molecules of the liquid crystal layer is 155° to 210°, and a first angle between a polarizing axis direction of the first polarizer and an alignment direction of liquid crystal molecules of the liquid crystal layer in contact with the first transparent substrate and a second angle between a polarizing axis direction of the second polarizer and an alignment direction of liquid crystal molecules of the liquid crystal layer in contact with the second transparent substrate are each larger than 0° and smaller than 90°, and a sum of the first and second angles is 90°±7°. The STN liquid crystal display is provided having a high contrast ratio and good characteristics of viewing angle. | 02-05-2009 |
20090086132 | LIQUID CRYSTAL DISPLAY UNIT - A liquid crystal display unit has: a pair of opposing substrates; an electrode pattern formed on each of the substrates on an opposing surface side; a vertical alignment film formed on each of the substrates and covering the electrode pattern; a liquid crystal layer squeezed between the substrates; and a pair of polarizer plates formed on the substrates on an opposite side to the side of said liquid crystal layer, wherein an edge of the electrode pattern includes a zigzag pattern parallel to one of axis directions of the polarizer plates and a direction perpendicular the axis direction. Optical through can be reduced along an edge portion of a pixel of a vertical alignment LCD. | 04-02-2009 |
20090225257 | LIQUID CRYSTAL DISPLAY APPARATUS - A liquid crystal display apparatus includes: a vertical alignment type liquid crystal cell including a first substrate formed with a first electrode, a second substrate formed with a second electrode, and a liquid crystal layer containing liquid crystal molecules given a pretilt angle; a pair of polarizer plates sandwiching the cell; and a driver device for applying a voltage of a multiplex driving waveform across the first and second electrodes, wherein in a display in-plane parallel to a surface of the first or second substrate, at least one of the first and second electrodes has a zigzag border alternately coupling a first border perpendicular to display in-plane components of directors of liquid crystal molecules in a middle area along a thickness direction of the liquid crystal layer in the absence of applied voltage and a second border extending along a direction crossing the first boarder. | 09-10-2009 |
20090322668 | MONOCHROMATIC LIQUID CRYSTAL DISPLAY - A liquid crystal display comprises a back light emitting monochromatic light, a liquid crystal display element comprising, a pair of opposing substrates, a nematic liquid crystal layer placed between the pair of opposing substrates, an electrode pattern formed on a nematic liquid crystal layer side of each substrate, a pair of polarizers placed outside the pair of substrates, and a controller which controls light emission of the back light and a voltage applied to the liquid crystal display element, wherein the controller restrain change in retardation of the liquid crystal display element by lowering non-selection voltage applied to the liquid crystal display element when environmental temperature increases and increasing non-selection voltage applied to the liquid crystal display element when environmental temperature decreases. | 12-31-2009 |
20120008069 | LIQUID CRYSTAL DISPLAY APPARATUS - A liquid crystal display apparatus includes a vertical alignment type liquid crystal cell including a first substrate formed with a first electrode, a second substrate formed with a second electrode, and a liquid crystal layer containing liquid crystal molecules given a pretilt angle. A pair of polarizer plates sandwiches the cell, and a driver device applies a voltage of a multiplex driving waveform across the first and second electrodes. In a display in-plane parallel to a surface of the first or second substrate, at least one of the first and second electrodes has a zigzag border alternately coupling a first border perpendicular to display in-plane components of directors of liquid crystal molecules in a middle area along a thickness direction of the liquid crystal layer in the absence of applied voltage and a second border extending along a direction crossing the first border. | 01-12-2012 |
20150125348 | Hydrogen Generation Apparatus - The apparatus includes: a hydrogen generation container provided with a magnesium-based hydride accommodation part accommodating magnesium-based hydride; a reaction water tank storing water or an aqueous solution; the pipes connected to the reaction water tank and the hydrogen generation container; a pump operating such as to suction water or the aqueous solution from the reaction water tank and then exhaust it through the pipes to the hydrogen generation container; a pressure gauge measuring the pressure in the inside of the hydrogen generation container; and a control unit, on the basis of the pressure value of the pressure gauge, controlling the amount of water caused to flow through the pipes by the pump. | 05-07-2015 |