Patent application number | Description | Published |
20100000308 | FLOW RATE MEASURING APPARATUS - An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess portion is disposed on the front surface of the bypass passage forming member on a circuit housing portion side of the inflow port so as to extend at a predetermined depth over an entire region in a longitudinal direction of a short side of a rectangular cross section of the bypass passage forming member. | 01-07-2010 |
20100095761 | FLOW RATE MEASURING DEVICE - In a flow rate measuring device including a bypass channel having at least one bending portion and at least one channel portions, a detecting element is disposed in the bypass channel to detect the flow rate of measurement target fluid, a ratio L/H of a width H of the channel portion in which the detecting element is disposed, and a distance L from the bending portion at the upstream side of the detecting element to the upstream end portion of the detecting portion is set in range from 0 to 0.7, and a ratio D/H of a distance D from the wall surface of the base side of the detecting element to the center of the detecting portion of the surface of the detecting element and the width H of the channel portion is set in the range from 0.22 to 0.33. | 04-22-2010 |
20110088464 | FLOW RATE MEASURING APPARATUS - The flow rate measuring apparatus includes a connector portion, a main body portion, a bypass passage, a flow rate sensing element having a flow rate detection portion, a control circuit, a pair of metal terminals having end portions connected to a connector, embedded portions molded integrally with a resin portion constituting the main body portion, and exposed portions exposed in the main passage, which are connected to each other in a cascade manner, and a fluid temperature sensing element having a temperature sensing portion. The fluid temperature sensing element is arranged at a position apart from an outer wall surface of a side face of the bypass passage, and the temperature sensing portion is arranged at the center between the pair of metal terminals that are exposed in the main passage by the same length or between extension lines thereof. | 04-21-2011 |
20120000280 | FLOW RATE MEASURING APPARATUS - Provided is a flow rate measuring apparatus which prevents a reduction in flow-rate detection accuracy through reducing stress applied to a flow rate detection element. The flow rate measuring apparatus includes a support member ( | 01-05-2012 |
Patent application number | Description | Published |
20080212829 | BEAM LIGHT SCANNING DEVICE AND IMAGE FORMING APPARATUS USING SAME - A beam light scanning device includes an image data processing unit operable to output image-processed data of neighboring pixels in such a way that the data is divided for distribution into first pixel data and second pixel data. The scanner also includes a synchronizer circuit that receives the first and second pixel data as output from the image data processor and outputs these pixel data while letting them be synchronized with clocks as synchronized based on a horizontal synchronous signal. The scanner further includes a couple of pulse width modulators or “PWMs”, a synthetic circuit, and a laser diode module. The PWMs are for adjustment of the pulse widths of the first and second pixel data as output from the synchronizer circuit respectively. The synthetic circuit combines together the pulse width-adjusted first and second pixel data. The LD emits a light beam indicative of the resultant combined pixel data. | 09-04-2008 |
20080273076 | LIGHT BEAM SCANNING APPARATUS AND IMAGE FORMING APPARATUS - An image forming apparatus is provided with a modulator producing a modulated signal of a pulse width decided on given image data and a driver driving an optical generator such as laser to generate a light beam. The image forming apparatus is further provided with a scanner periodically scanning the light beam generated by the optical generator and a power detector detecting information indicative of a power of the light beam scanned by the scanner. A pulse width adjustor uses the information detected by the power detector, in order to adjust the pulse width of the light beam. | 11-06-2008 |
20090323095 | IMAGE FORMING APPARATUS AND METHOD - A method and apparatus of forming an image includes reading an original with a first resolution. An original is read with a second resolution which is different from said first resolution. The image information read with the first resolution and the second resolution is converted into image information of a third resolution for image forming. An image is formed with the third resolution based on the image information converted by the conversion. | 12-31-2009 |
20100231990 | SCAN APPARATUS AND IMAGE FORMING APPARATUS - There is provided a scan apparatus in which a thickness of a red filter layer is a value except the integral multiple of a wavelength at which sensitivity of red photodiodes becomes maximum in a wavelength region of red light, a thickness of a green filter layer is a value except the integral multiple of a wavelength at which sensitivity of green photodiodes becomes maximum in a wavelength region of green light, and a thickness of a blue filter layer is a value except the integral multiple of a wavelength at which sensitivity of blue photodiodes becomes maximum in a wavelength region of blue light. | 09-16-2010 |
20110081156 | IMAGE FORMING APPARATUS AND FUSER UNIT - According to one embodiment, a fuser including, a first endless member into which fluid, which retains heat, can flow, a second endless member configured to apply pressure to the first endless member, a fluid moving mechanism configured to move the fluid to the first endless member and move the fluid from the first endless member, and a heat source configured to raise temperature of the first endless member to a predetermined temperature. | 04-07-2011 |
20110216150 | OPTICAL HEAD - An optical head includes a light-emitting board which emits light, an attachment base which includes a first opening formed in an area overlapping the light-emitting board, a second opening formed in an area different from the area overlapping the light-emitting board and a through-hole to connect the first opening and the second opening, and to which the light-emitting board is fixed, and a lens to condense the light emitted from the light-emitting board to a photoreceptor. | 09-08-2011 |
20110242252 | OPTICAL HEAD AND IMAGE FORMING APPARATUS - According to one embodiment, an optical head includes a light emitting substrate emitting light and a heat sink including a contact section in contact with an area different from a light emitting area of the light emitting substrate and a deformable section separated from the light emitting substrate and deformed according to thermal expansion of the light emitting substrate. | 10-06-2011 |
20110242253 | OPTICAL HEAD, IMAGE FORMING APPARATUS, AND MANUFACTURING OF THE OPTICAL HEAD - According to one embodiment, an optical head includes a light emitting substrate emitting light and allow light of specific wavelength to pass; a mounting base to which the light emitting substrate is fixed and which includes a groove formed in an area overlapping the light emitting substrate; an adhesive filled in the groove of the mounting base and cured by receiving the light having the specific wavelength; and a lens condensing the light emitted from the light emitting substrate. | 10-06-2011 |
20110242260 | OPTICAL HEAD AND IMAGE FORMING APPARATUS - An optical head includes a light-emitting substrate that emits light, a lens that focuses the light emitted from the light-emitting substrate, a holder that hold the light-emitting substrate and the lens, and a drive circuit that includes an electric element fixed to at least one of the lens and the holder and drives the light-emitting substrate. | 10-06-2011 |
20110242261 | OPTICAL HEAD AND IMAGE FORMING APPARATUS - An optical head includes a light-emitting element to emit light, a substrate to which the light-emitting element is fixed, a heat radiation member to which the substrate is fixed, a filling member filled between the substrate and the heat radiation member, and a lens to focus the light emitted from the light-emitting element. | 10-06-2011 |
20110242263 | OPTICAL HEAD AND IMAGE FORMING APPARATUS - An optical head includes a light-emitting board that emits light, an attachment base that has a surface to which the light-emitting board is attached by an adhesive and a groove which is provided in the surface and extends to a portion below the light-emitting board, and a lens to condense the light emitted from the light-emitting board. | 10-06-2011 |
20120081497 | LIGHT EMITTING PANEL, OPTICAL PRINT HEAD, AND IMAGE FORMING APPARATUS - In general, according to the embodiment, a light emitting panel includes a glass substrate, a light emitting element, metal wiring, and a mark. The glass substrate allows light to pass through. The light emitting element is present in any one of a first plane and a second plane which is a rear surface of the first plane, of the glass substrate. The metal wiring is present on one surface, and applies voltage to the light emitting element. The mark is present on one surface, and is formed of the same material as the metal wiring. | 04-05-2012 |
20120081498 | LIGHT-EMITTING PANEL, OPTICAL PRINT HEAD AND IMAGE FORMING APPARATUS - Generally, according to an embodiment, a light-emitting panel includes a substrate and a light-emitting unit. The substrate is extended in a first direction. The light-emitting units are a plurality of light-emitting units that is in line in the first direction and comprises a light-emitting surface of which a length of a second direction that is orthogonal to the first direction is shorter than a length of the first direction. | 04-05-2012 |
20120081757 | MEDIUM TRANSPORT UNIT, SENSOR UNIT, AND METHOD OF CONTROLLING READING OF MEDIUM TRANSPORT UNIT - A medium transport unit includes: a transport roller; a transport belt which transports a loaded medium by driving of the transport roller; a sensor array which includes a plurality of imaging elements arranged vertically to a transport direction of the medium and outputs reading signals which are detected and output by the plurality of imaging elements and indicate a density value of the medium on the transport belt; a comparator which outputs a digitalized signal of HIGH if the reading signal exceeds a threshold signal; and a signal output circuit which receives the digitalized signal and outputs a first value if the digitalized signal is transitioned from LOW to HIGH. | 04-05-2012 |
20120113208 | OPTICAL PRINT HEAD AND IMAGE FORMING APPARATUS - An optical print head including, a first element row in which a plurality of light emitting elements aligns in a predetermined direction; a second element row in which a plurality of light emitting elements aligns in a predetermined direction, which aligns with the first element row in a direction orthogonal to the predetermined direction, and deviates in the predetermined direction with respect to the first element row; a data sorting circuit which outputs image data corresponding to an exposure region formed on a photoconductor due to light emitting of the first element row, and image data corresponding to an exposure region formed on the photoconductor due to light emitting of the second element row, at timings which are different from each other; and a driver which drives the light emitting elements in the first element row and the second element row, by receiving an output from the data sorting circuit. | 05-10-2012 |
Patent application number | Description | Published |
20080225905 | APPARATUS, METHOD AND PROGRAM FOR IMAGE FORMING - An image forming apparatus includes a scanning unit that deflects and scans a laser beam emitted from a laser beam source, an optical system that guides the laser beam onto a photoconductive drum, a storing unit that stores plural correction patterns that give a series of correction values for correcting an amount of laser beams in one scanning, a selecting unit that selects a correction group including at least two kinds of correction patterns out of the stored correction patterns, a switching unit that switches the at least two kinds of correction patterns belonging to the selected group at predetermined timing, a correcting unit that corrects, on the basis of the correction patterns switched by the switching unit, an amount of laser beams being scanned, and a printing unit that prints, on one medium, plural images formed on the photoconductive drum by laser beams corrected by the respective correction patterns. | 09-18-2008 |
20090103149 | APPARATUS AND CONTROL METHOD FOR IMAGE READING, IMAGE FORMING APPARATUS - It is made possible to determine image characteristics in a reading image while the image of an original is being read. A first line sensor ( | 04-23-2009 |
20090168123 | 4-LINE CCD SENSOR AND IMAGE INPUT APPARATUS USING THE SAME - A 4-line CCD sensor according to one embodiment of the present invention has a monochromic reading line sensor section and a color reading line sensor section. This 4-line CCD sensor is characterized in that amplification factors for amplifiers | 07-02-2009 |
20090316172 | IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS - An image reading apparatus includes a color line sensor that converts an image of an original document into an electric signal at first resolution and a monochrome line sensor that converts the image of the original document into an electric signal at second resolution higher than the first resolution. The image reading apparatus further includes an image-quality improving circuit that calculates a correlation between first image data obtained by reading the image of the original document at the first resolution with the color line sensor and second image data obtained by reading the image of the original document at the second resolution with the monochrome line sensor and converts the first image data into third image data having resolution higher than the first resolution on the basis of the calculated correlation. | 12-24-2009 |
20100202004 | IMAGE FORMING APPARATUS - When a monochromatic copy mode is to be executed, a control section sets a read mode in a scanner section so as to enable the scanner section to read an image at high speed by means of only a line sensor K, sets in an image processing section an image process that can print monochromatic image information, which is sent from the scanner section, with a single black color in the printer section, and sets in the printer section a monochromatic print mode that can print a black image at high speed, thereby controlling a monochromatic copy operation. | 08-12-2010 |
20120057188 | IMAGE FORMING APPARATUS - When a monochromatic copy mode is to be executed, a control section sets a read mode in a scanner section so as to enable the scanner section to read an image at high speed by means of only a line sensor K, sets in an image processing section an image process that can print monochromatic image information, which is sent from the scanner section, with a single black color in the printer section, and sets in the printer section a monochromatic print mode that can print a black image at high speed, thereby controlling a monochromatic copy operation. | 03-08-2012 |