Rikuo
Rikuo Hatano, Toyota-Shi JP
Patent application number | Description | Published |
---|---|---|
20110068983 | MULTI-FREQUENCY ANTENNA - A multi-frequency antenna includes a ground conductor portion, a first radiation conductor portion serving as a first radiation element facing the ground conductor portion keeping a predetermined distance therefrom, a short circuit portion connecting an end portion of the first radiation conductor portion and the ground conductor portion, and a planar shaped second radiation conductor portion serving as a second radiation element and having a frequency characteristic different from the first radiation element, the second radiation conductor portion having a first end connected to the first radiation conductor portion and a second end connected to a feeding device. | 03-24-2011 |
Rikuo Kawakami, Numazu-Shi JP
Patent application number | Description | Published |
---|---|---|
20080240803 | IMAGE FORMING APPARATUS - The image forming apparatus has a heat member for heating an unfixed image and is configured so that a longitudinal center of the heat member becomes a conveyance center of the recording material, the image forming apparatus including a central portion temperature detection part adjacent to the conveyance center, an end portion temperature detection part for detecting an end portion temperature of the heat member, and a width detection part for detecting a lateral width of the recording material, wherein the width detection part is disposed at a side opposite to a side at which the end portion temperature detection part is disposed with respect to the conveyance center position of the recording material. The image forming apparatus achieves the control for error setting of the recording material based on the width detection part and the end portion temperature detection part. | 10-02-2008 |
20100080599 | IMAGE FORMING APPARATUS - The image forming apparatus has a heat member for heating an unfixed image and is configured so that a longitudinal center of the heat member becomes a conveyance center of the recording material, the image forming apparatus including a central portion temperature detection part adjacent to the conveyance center, an end portion temperature detection part for detecting an end portion temperature of the heat member, and a width detection part for detecting a lateral width of the recording material, wherein the width detection part is disposed at a side opposite to a side at which the end portion temperature detection part is disposed with respect to the conveyance center position of the recording material. The image forming apparatus achieves the control for error setting of the recording material based on the width detection part and the end portion temperature detection part. | 04-01-2010 |
20110150515 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image bearing member; a charging device for electrically charging the image bearing member; an electrostatic latent image forming device for forming an electrostatic latent image on the image bearing member; a developing device for developing the electrostatic latent image into a toner image; a transfer device for transferring the toner image from the image bearing member onto a recording material, the transfer device including a transfer member to which a transfer voltage is to be applied, a transfer voltage source capable of variably setting the transfer voltage, and a current detecting circuit for detecting a current passing between the image bearing member and the transfer member by the transfer voltage applied from the transfer voltage source; and a controller for controlling the transfer voltage source. The controller sets a value of the transfer voltage, to be applied from the transfer voltage source during a non-passing period of the recording material, so that a predetermined current is detected by the current detecting circuit, wherein the predetermined current is preset as a current not causing electric discharge between the image bearing member and the transfer member but causing the toner image to move from the transfer member to the image bearing member. | 06-23-2011 |
20130272738 | IMAGE FORMING APPARATUS - One disclosed aspect of the embodiments relates to power control of a heater in a fixing unit. A plurality of control tables having different ratios of phase control waveforms and wave number control waveforms in one control cycle have been set, and a control table is selected depending on a set target temperature. | 10-17-2013 |
Rikuo Ohnishi, Chiba JP
Patent application number | Description | Published |
---|---|---|
20100280153 | MODIFIED PROPYLENE RESIN - It is an object of the present invention to provide a modified propylene resin containing very small amounts of low-crystalline and low-molecular-weight components. The present invention relates to a modified propylene resin characterized by satisfying the following requirements (1) to (4). (1) The melting point (Tm) measured with a differential scanning calorimeter (DSC) is 140° C. or higher. (2) The amount of grafts of ethylenic unsaturated bond-containing monomer after hot xylene washing is 0.1 to 5 percent by weight. (3) The amount of components soluble in o-dichlorobenzene at 70° C. is 1.5 percent by weight or less. (4) The intrinsic viscosity [η] is 0.1 to 4 dl/g. | 11-04-2010 |
Rikuo Onishi, Chiba JP
Patent application number | Description | Published |
---|---|---|
20090075078 | MODIFIED POLYOLEFIN RESIN FOR GLASS FIBER TREATMENT, SURPACE-TREATED GLASS FIBER, AND FIBER-REINFORCED POLYOLEFIN RESIN - An acid-modified polyolefin-based resin for glass fiber treatment having: (1) an amount of components extractable with boiling methyl ethyl ketone of 8 mass % or less; (2) a number average molecular weight (Mn), measured by gel permeation chromatography (GPC), of 6,000 to 48,000; and (3) an amount of an acid which has been added, measured by Fourier transform infrared spectroscopy, of 0.1 to 12 mass %. | 03-19-2009 |
20090297819 | Fiber-reinforced resin composition and molded article thereof - A fiber-reinforced resin composition comprising: (A) a polyolefin-based resin; (B) glass fibers having (B1) an average diameter of 3 to 30 μm and (B2) an average aspect ratio of 50 to 6000; and (C) an acid-modified polypropylene-based resin exhibiting (C1) a change in amount of acid added, measured by Fourier transform infrared spectroscopy, before and after being treated in methyl ethyl ketone at 70° C. for three hours of 0.8 mass % or less, and having (C2) a melt flow rate (load: 2.16 kg, temperature: 230° C.) of 20 to 2000 g/10 min; the composition containing the components (A) to (C) at such a ratio (mass ratio) that (B):[(A)+(C)]=5 to 80:95 to 20 and (A):(C)=0 to 99.5:100 to 0.5. | 12-03-2009 |
Rikuo Onishi, Ichihara-Shi JP
Patent application number | Description | Published |
---|---|---|
20100004384 | PROPYLENE HOMOPOLYMER FOR STRESS-RESISTANT MOLDED ARTICLE, COMPOSITION CONTAINING THE POLYMER, AND STRESS-RESISTANT MOLDED ARTICLES OBTAINED THEREFORM - The propylene homopolymers and the polypropylene resin compositions containing the propylene homopolymers according to the present invention give molded articles excellent in vibration fatigue strength and creep properties. The molded articles are therefore suitably used as parts requiring reliability for a long period such as automotive parts and housing parts. | 01-07-2010 |
20120208019 | CARBON FIBER BUNDLE AND METHOD FOR PRODUCING SAME - The present invention relates to a carbon fiber bundle to which an amino group-containing modified polyolefin resin has applied, wherein the amount of applying amino group-containing modified polyolefin resin is 0.2 to 5.0% by mass. This carbon fiber bundle can be produced by applying 0.2 to 5.0% by mass of the amino group-containing modified polyolefin resin to the surface of the carbon fiber bundle. The present invention can exhibit excellent interface adhesion to a polyolefin resin, particularly to a polypropylene resin, and can provide a carbon fiber bundle useful for reinforcing the polyolefin resin and a method of producing the same. | 08-16-2012 |
20120238688 | CARBON FIBER-REINFORCED RESIN COMPOSITION - A carbon fiber-reinforced resin composition including (A) a polyolefin resin, (B) an acid-modified polyolefin resin and (C) modified carbon fibers of which the adhesion amount of an amino group-containing modified polylolefin resin is 0.2 to 5.0 mass %, wherein the mass ratio of (A):(B) is 0 to 99.5:100 to 0.5 and the mass ratio [(A)+(B)]:(C) is 40 to 97:60 to 3. | 09-20-2012 |
Rikuo Takano, Tsukuba JP
Patent application number | Description | Published |
---|---|---|
20080247586 | Microphone unit, close-talking voice input device, information processing system, and method of manufacturing microphone unit - A microphone unit includes: a housing which has an inner space; a partition member which is provided in the housing and divides the inner space into a first space and a second space, the partition member being at least partially formed of a diaphragm; and an electrical signal output circuit which outputs an electrical signal based on vibrations of the diaphragm. In the housing, a first through-hole through which the first space communicates with an outer space of the housing and a second through-hole through which the second space communicates with the outer space are formed. | 10-09-2008 |
Rikuo Takano, Daito-Shi JP
Patent application number | Description | Published |
---|---|---|
20100226507 | Microphone Unit - A microphone unit comprises first and second microphones and a delay element. When sound is input to the first and second microphones, the delay element delays an output signal of the first microphone so as to detect the sound by a difference signal between the output signal of the first microphone and an output signal of the second microphone. The delay element delays the output signal of the first microphone so as to satisfy relation 0.76≦D/Δr≦2.0 where D is amount of delay for the output signal of the first microphone while Δr is distance between the first and second microphones. The relation D/Δr≦2.0 can reduce far-field noise, while the relation 0.76≦D/Δr can increase the detection sensitivity to sound emitted from a null point. | 09-09-2010 |
20100226522 | Microphone Unit - A microphone unit comprises a vibratory diaphragm for detecting sound input through its first and second openings. The sound input through the first opening is guided to a front surface of the vibratory diaphragm while the sound input through the second opening is guided to a rear surface of the vibratory diaphragm so as to detect the sound by the vibration of the vibratory diaphragm. The microphone unit satisfies relation 0.76≦D/Δr≦2.0 where D is difference in time between the sound propagation time from the first opening to the front surface of the vibratory diaphragm and that from the second opening to the rear surface of the vibratory diaphragm, while Δr is distance between the first and second openings. The relation D/Δr≦2.0 can reduce far-field noise, while the relation 0.76≦D/Δr can increase the detection sensitivity to sound emitted from a null point. | 09-09-2010 |
Rikuo Takano, Suginami JP
Patent application number | Description | Published |
---|---|---|
20080318640 | Voice Input-Output Device and Communication Device - A voice input-output device includes a voice input section and a voice output section. The voice input section includes a microphone unit, the microphone unit including a housing that has an inner space, a partition member that is provided in the housing and divides the inner space into a first space and a second space, the partition member being at least partially formed of a diaphragm, and an electrical signal output circuit that outputs an electrical signal that is the first voice signal based on vibrations of the diaphragm, a first through-hole through which the first space communicates with an outer space of the housing and a second through-hole through which the second space communicates with the outer space being formed in the housing. The voice output section includes: an ambient noise detection section that detects ambient noise during a call based on the first voice signal; and a volume control section that controls volume of the speaker based on a degree of the detected ambient noise. | 12-25-2008 |
Rikuo Takano, Tsukuba-Shi JP
Patent application number | Description | Published |
---|---|---|
20100277787 | Electrochromic Display Device - Disclosed is an electrochromic display device comprising: a first and a second substrates; a first and a second electrodes; and an electrochromic composition layer, wherein the device is of a passive matrix drive where the a display and an erasion are performed by an energization in reverse directions between the electrodes, the first and the second electrodes respectively comprise a plurality of electrodes, a pixel is formed where the electrodes are in a grade separated crossing, and the display is performed by voltage application processing where: (i) the first electrode is set as negative, and the second electrode is set as positive, to apply a voltage of a first potential difference, immediately followed by (ii) the first electrode being set as positive, and the second electrode being set as negative, to apply a voltage of a second potential difference equal to or more than the first potential difference. | 11-04-2010 |
20110172996 | VOICE INPUT DEVICE, METHOD FOR MANUFACTURING THE SAME, AND INFORMATION PROCESSING SYSTEM - A voice input device, a method for manufacturing the same, and an information processing system are provided. The voice input device has a function of removing a noise component and includes a first microphone | 07-14-2011 |
Rikuo Yamada, Yamagata-Mura JP
Patent application number | Description | Published |
---|---|---|
20110050831 | Thermal Printer - A thermal printer avoids or reduces difficult to correct problems caused by recording paper that has passed the printing position leaving the paper transportation path. A printing mechanism has a head mounting plate that carries a line thermal head, a front guide plate disposed downstream from the head mounting plate, a platen roller that defines the printing position A, and a back guide member disposed downstream from the platen roller. The head mounting plate and front guide plate have interlocking parts that interlock with each other widthwise to the paper transportation path. A paper detector that detects entry of the recording paper | 03-03-2011 |
20120105568 | Thermal Printer - The platen bearings attached to the shaft end parts of the removable platen roller are pressed by lock levers to bearing insertion slots that are formed in the main frame of the thermal printer so that the positions of the platen bearings are determined by two points on the main frame and one point on the lock lever. | 05-03-2012 |
Rikuo Yamada, Nagano-Ken JP
Patent application number | Description | Published |
---|---|---|
20090129846 | Printer - A printer having one roller of a transportation roller pair attached to cover renders the mechanism pressing the transportation roller pair together and the damping mechanism used when opening the cover using few parts, compactly, and at low cost. A damper spring | 05-21-2009 |
20120044313 | Print Head, Printer, And Control Method of Printer - A printer is provided. A platen roller is configured to transport a recording medium. A print head has a head body portion having a printing portion which performs printing on a recording medium and facing the platen roller. An urging unit urges the print head toward the platen roller. A supporting mechanism supports the print head, presses the print head against the platen roller and allows the platen roller to move the head body portion in such a direction that a contact position of the head body portion with respect to the platen roller is shifted while maintaining the head body portion pressed against the platen roller. | 02-23-2012 |
20130229480 | Print Head, Printer, and Control Method of Printer - In connection with a printer, a platen roller is configured to transport a recording medium. A print head has a head body portion having a printing portion which performs printing on a recording medium and facing the platen roller. A supporting mechanism supports the head body portion, presses the head body portion against the platen roller and moves the head body portion by rotation of the platen roller. When the platen roller rotates in a second direction opposite the first direction, a contact position of the head body portion with respect to the platen roller is shifted while maintaining the head body portion pressed against the platen roller. | 09-05-2013 |
20140098173 | Print Head, Printer, and Control Method of Printer - In connection with a printer, a platen roller is configured to rotate in a first direction and to transport a recording medium. A print head facing the platen roller includes a head body portion having a printing portion to perform printing on the recording medium when the platen roller transports such medium. A supporting mechanism supports the head body portion, presses the head body portion against the platen roller, and moves the head body portion by rotation of the platen roller. An urging unit urges the head body portion toward the platen roller. When the platen roller rotates in a second direction opposite to the first direction, the supporting mechanism moves the head body portion by the rotation of the platen roller, and a contact position of the head body portion with respect to the platen roller is shifted while maintaining the head body portion pressed against the platen roller. | 04-10-2014 |