Patent application number | Description | Published |
20100009160 | CARBON NANOFIBERS, METHOD OF PRODUCING CARBON NANOFIBERS, CARBON FIBER COMPOSITE MATERIAL USING CARBON NANOFIBERS, AND METHOD OF PRODUCING THE CARBON FIBER COMPOSITE MATERIAL - A method of producing carbon nanofibers includes grinding untreated carbon nanofibers produced by a vapor growth method. The untreated carbon nanofibers are ground so that the ground carbon nanofibers have a tap density 1.5 to 10 times higher than that of the untreated carbon nanofibers. A method of producing a carbon fiber composite material includes mixing carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain a carbon fiber composite material. | 01-14-2010 |
20100009204 | CARBON NANOFIBERS, METHOD OF PRODUCING THE SAME, AND CARBON FIBER COMPOSITE MATERIAL - A carbon fiber composite material includes an elastomer and carbon nanofibers uniformly dispersed in the elastomer. The carbon nanofibers are produced by a vapor growth method and then heated at a temperature that is in a range from 1100 to 1600° C. and is higher than the reaction temperature employed in the vapor growth method. | 01-14-2010 |
20110060087 | CARBON NANOFIBER, METHOD FOR PRODUCTION THEREOF, METHOD FOR PRODUCTION OF CARBON FIBER COMPOSITE MATERIAL USING CARBON NANOFIBER, AND CARBON FIBER COMPOSITE MATERIAL - A method of producing a carbon fiber composite material includes a first step and a second step. The first step includes oxidizing first carbon nanofibers produced by a vapor growth method to obtain second carbon nanofibers having an oxidized surface. The second step includes mixing the second carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain the carbon fiber composite material. The second carbon nanofibers obtained by the first step have a surface oxygen concentration measured by X-ray photoelectron spectroscopy (XPS) of 2.6 to 4.6 atm %. | 03-10-2011 |
20120309887 | CARBON NANOFIBER, METHOD FOR PRODUCTION THEREOF, METHOD FOR PRODUCTION OF CARBON FIBER COMPOSITE MATERIAL USING CARBON NANOFIBER, AND CARBON FIBER COMPOSITE MATERIAL - A method of producing a carbon fiber composite material includes a first step and a second step. The first step includes oxidizing first carbon nanofibers produced by a vapor growth method to obtain second carbon nanofibers having an oxidized surface. The second step includes mixing the second carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain the carbon fiber composite material. The second carbon nanofibers obtained by the first step have a surface oxygen concentration measured by X-ray photoelectron spectroscopy (XPS) of 2.6 to 4.6 atm %. | 12-06-2012 |
Patent application number | Description | Published |
20100247146 | Image Forming Device Including Regulation Member That Regulates Movement of Flapper When Rear Cover is Open - An image forming device includes a heat member and a pressure member in pressed contact with the heat member, forming a nip part therebetween. A cover member of a main casing is movable between a first closed position for covering the heat member and a first open position for exposing the heat member. A flapper disposed between the cover member and the nip part is movable between a second closed position for covering the heat member and a second open position for exposing the heat member. The flapper toggles between conveying paths. A regulating member is capable of regulating movement of the flapper to the second open position when the cover member is in the first open position so as to maintain the heat member covered by the flapper. | 09-30-2010 |
20110127693 | METHOD OF MANUFACTURING THROTTLE VALVES AND THROTTLE BODIES - A method of molding a part, such as throttle valve and a throttle body, of a throttle device includes resin-molding the part by an injection molding process using a molding die. The molding die has a mold cavity having a cavity portion for molding a base that may protrude from the resin part. The cavity portion for molding the base communicates with an injection gate, from which molten resin is injected into the mold cavity. The configuration of at least one of the base and the injection gate is determined such that a projection formed at the injection gate can be removed without substantially damaging the resin part. | 06-02-2011 |
20110188909 | Fixing Device Having Adjustment Mechanism for Adjusting Sheet Discharging Direction - A fixing device for thermally fixing a developing agent image to a sheet fed in a sheet feeding direction includes: a tubular flexible fusing member; a heater; a nip member; a resiliently deformable backup member; and an adjustment mechanism. The tubular flexible fusing member has an inner peripheral surface defining an internal space. The heater is disposed in the internal space and configured to radiate radiant heat. The nip member is disposed in the internal space and configured to receive the radiant heat from the heater. The inner peripheral surface is in sliding contact with the nip member. The resiliently deformable backup member is configured to provide a nip region in cooperation with the fusing member upon nipping the fusing member between the backup member and the nip member. The adjustment mechanism is configured to move the nip member between a first position and a second position different from the first position in the sheet feeding direction to adjust the sheet feeding direction. | 08-04-2011 |
20110262159 | Image Forming Device - An image forming device comprising a fixing unit for thermally fixing a developer on a recording sheet, a control unit that controls the temperature to maintain the fixing unit at one of a fixing temperature and a stand-by temperature lower than the fixing temperature, and a transport unit that transports the recording sheet to the fixing unit, wherein, when the temperature of the fixing unit has dropped from the fixing temperature to the stand-by temperature, and a printing command is received, the control unit controls the transport unit so as to set a stand-by time to wait before starting to transport the recording sheet after the printing command is received as a second time interval, which is longer than a first time interval of time required for the temperature of the fixing unit to reach the fixing temperature based on information relating to the current temperature of the fixing unit. | 10-27-2011 |
20110262165 | Image Forming Apparatus - An image forming apparatus includes: a developer retaining unit configured to carry a developer; a fixing unit including a rotatable heating member configured to heat a recording sheet to thermally fix the developer on the recording sheet; a motor configured to drive the developer retaining unit and the fixing unit; a transmission unit configured to transmit a driving force of the motor to the fixing unit; a switching mechanism configured to selectively transmit the driving force of the motor to the developer retaining unit, and shut off the driving force of the motor to the developer retaining unit; and a control unit configured to, in a cooling operation, control the switching mechanism to shut off the driving force of the motor to the developer retaining unit and control the motor to rotate the heating member while the heating member does not heat. | 10-27-2011 |
20110262195 | Fixing Device and Image Forming Apparatus - A fixing device includes: a frame forming a transport path; a heating member disposed on the transport path; first and second transport rollers which are disposed so as to face the heating member in the transport direction and hold the recording sheet between the first and second transport rollers to transport the recording sheet, the first transport roller including a rotation shaft; and a spring which includes a holding portion holding the rotation shaft of the first transport roller, a support portion supported by the frame and an arm part between the holding portion and the support portion, and is configured to bias the transport roller to the second transport roller; and a restriction portion which contacts a part of the spring between the holding portion and the support portion and restricts the first transport roller from being moved in a direction separated from the second transport roller. | 10-27-2011 |
20120263489 | Image Forming Apparatus That Controls Heat Application to Fixing Device - An image forming apparatus includes a fixing device, a temperature sensor and a controller. The fixing device includes a heat source, a heat member heated by the heat source, and a back-up member. The temperature sensor detects a temperature of the heat member. The controller controls the heat source and includes an output determination unit determining an output at which the heat source is operated to generate a target temperature; a first setting unit setting a first target temperature; a second setting unit setting a second target temperature lower than the first target temperature; a switching unit switching the target temperature from the first target temperature to the second target temperature; a determination unit determining whether a recording sheet is conveyed; and a supplemental output control unit generating a supplemental output greater than the output if the recording sheet is conveyed when the target temperature is switched. | 10-18-2012 |
20130202323 | Image Forming Apparatus - An image forming apparatus includes: a fixing device having a heating member, a heat source, a rotating member, and a temperature sensor; and a control device configured to control the heat source, wherein, in a case of a low temperature state where the temperature of the heating member is lower than a predetermined temperature, the control device to control the heat source such that the temperature of the heating member rises with a gradient equal to or greater than a predetermined value, and wherein, in a case of a high temperature state where the temperature of the heating member at the print-instruction receiving time is equal to or higher than the predetermined temperature, the control device to control the heat source such that the temperature of the heating member rises with a gradient smaller than that in the normal mode. | 08-08-2013 |
20130202324 | Image Forming Apparatus - An image forming apparatus includes: a fixing device: having a heating member, a rotating member, and a temperature sensor; a sheet feeding unit; and a control device configured to perform a sheet feed control: in which the feeding timing is set to a first timing if the temperature gradient of the heating member for a predetermined period is larger than a first threshold value; and in which the feeding timing is set to a second timing later than the first timing if the temperature gradient of the heating member for the predetermined period is equal to or less than the first threshold value, and wherein, in the sheet feed control, the control device changes the first threshold value to a smaller value as the temperature of the heating member at the print-instruction receiving time increase. | 08-08-2013 |
20130202325 | Image Forming Apparatus - An image forming apparatus includes: a fixing device having a heat source, a heating member, and a backup member; a temperature detecting member; a driving source configured to rotate at least one of the heating member and the backup member; a transmitting mechanism configured to transmit a driving force of the driving source; and a control device configured to control the heat source and the driving source, wherein, after a power is turned on, the control device turns on the heat source before the driving source is driven for the first time, and wherein, when at least one of a condition, where the temperature detected by the temperature detecting member becomes a first temperature, and a condition where a predetermined period elapses after the power is turned on, is satisfied, the control device turns off the heat source and then drives the driving source. | 08-08-2013 |
20130209129 | Image Forming Apparatus - An image forming apparatus may includes: a heating unit including a heating member that is heated by a heat source and a backup member that forms a nip portion; a feeding unit; and a control unit configured to control the heat source and the feeding unit, wherein the control unit controls the feeding unit such that each of a plurality of recording sheets is fed to the nip portion, wherein some of the plurality of the recording sheets are sequentially conveyed at a second interval to each other, wherein a first recording sheet of the some of the plurality of the recording sheets is fed to have a first interval with respect to a previously conveyed recording sheet, and wherein the control unit increases the output of the heat source on a timing when a front end of the first recording sheet reaches a periphery of the nip portion. | 08-15-2013 |
20130322939 | Thermal Fixing Device Having Sealing Member - A thermal fixing device includes a tubular member, an internal thermal fixing assembly, and an external thermal fixing member. The internal fixing assembly is positioned in an internal space of the tubular member and includes a frame, a thread member threadingly engaged with the frame, a fixed assembly fixed to the frame by the thread member, and a sealing member covering one of a boundary between an end portion of the thread member and the frame and a boundary between the end portion and the fixed assembly. The external thermal fixing member is positioned outside of the tubular member for nipping the tubular member in cooperation with the internal thermal fixing assembly. | 12-05-2013 |
20140212190 | Fixing Device Having Nip Member Provided with Protruding Portion - A fixing device may include: an endless belt circularly movable about a first axis extending in an axial direction; a nip member and a heater extending in an internal space defined by an inner peripheral surface of the endless belt; and a rotary body disposed to be opposite to the heater with respect to the nip member. The nip member may slidingly contact the inner peripheral surface. The rotary body and the nip member may nip the endless belt therebetween. The nip member may include a main portion extending in the axial direction and having a first axial end portion; and a protruding portion protruding from the first axial end portion toward the heater, the protruding portion having a first surface configured to receive radiant heat from the heater. | 07-31-2014 |
20150093161 | Fixing Device Provided with Member for Covering Terminal of Heater - A fixing device includes a tubular body extending in a first direction, a heater disposed in an internal space of the tubular body, a frame supporting the tubular body and a plate-like member provided on the frame. The tubular body has an open end in the first direction. The heater includes a hollow tube extending in the first direction, a heat generating element disposed in a hollow space of the tube, a terminal fixed to the frame, and a pin connecting the heat generating element and the terminal. The frame has a first surface positioned to oppose the open end of the tubular body in the first direction. The plate-like member is positioned between the open end and the first surface in the first direction, the plate-like member being formed with a pin opening for permitting the pin to penetrate therethrough. | 04-02-2015 |
Patent application number | Description | Published |
20100134639 | CAMERA-SHAKE CORRECTION APPARATUS AND IMAGING APPARATUS INCLUDING THE SAME - A camera-shake correction apparatus includes an image capturing unit configured to capture an object image, a camera-shake detection unit configured to detect a camera-shake applied to the camera-shake correction apparatus, a correction unit configured to correct the camera-shake of the object image by moving a correction member based on a camera-shake signal detected by the camera-shake detection unit, and a control unit configured to measure an amplitude of the camera-shake or a frequency of the camera-shake, or both the amplitude of the camera-shake and the frequency of the camera-shake, based on the camera-shake signal supplied from the camera-shake detection unit, and the control unit further configured to control to hold the correction member at a latest position if it is determined that the measured amplitude is smaller than a predetermined amplitude or if it is determined that the measured frequency is lower than a predetermined frequency, or if it is determined that the measured amplitude is smaller than the predetermined amplitude and the measured frequency is lower than the predetermined frequency. | 06-03-2010 |
20130062532 | ULTRAVIOLET IRRADIATION APPARATUS - According to the embodiments, an ultraviolet irradiation apparatus includes: a cylindrical water passage body through which treatment target water passes, and which has paired openings in its respective two end portions; at least one ultraviolet irradiation member provided inside the water passage body on a plane orthogonal to a direction from one to the other of the openings, and configured to emit ultraviolet rays to the treatment target water passing through the water passage body; and paired flange joints projecting from peripheral edges of the paired openings of the water passage body outward of the openings, respectively. | 03-14-2013 |
20130068964 | ULTRAVIOLET IRRADIATION DEVICE - An ultraviolet irradiation device includes a treatment vessel, an ultraviolet irradiation member, and a support member. The treatment vessel has a water inlet and a water outlet and through which water to be treated as a treatment target flows in a first direction from the water inlet toward the water outlet, the treatment vessel receiving the water to be treated through the water inlet and discharging the water to be treated through the water outlet. The ultraviolet irradiation member is provided inside the treatment vessel along a second direction crossing the first direction and which irradiates the water to be treated flowing through the treatment vessel with an ultraviolet ray. The support member is provided inside the treatment vessel along the second direction with both end portions of the support member being firmly fixed to wall surfaces of the treatment vessel. | 03-21-2013 |
20140014853 | ULTRAVIOLET IRRADIATION DEVICE - An ultraviolet irradiation device includes a treatment vessel, an ultraviolet irradiation member, and a support member. The treatment vessel has a water inlet and a water outlet and through which water to be treated as a treatment target flows in a first direction from the water inlet toward the water outlet, the treatment vessel receiving the water to be treated through the water inlet and discharging the water to be treated through the water outlet. The ultraviolet irradiation member is provided inside the treatment vessel along a second direction crossing the first direction and which irradiates the water to be treated flowing through the treatment vessel with an ultraviolet ray. The support member is provided inside the treatment vessel along the second direction with both end portions of the support member being firmly fixed to wall surfaces of the treatment vessel. | 01-16-2014 |
20140166898 | ULTRAVIOLET IRRADIATION APPARATUS - According to the embodiments, an ultraviolet irradiation apparatus includes: a cylindrical water passage body through which treatment target water passes, and which has paired openings in its respective two end portions; at least one ultraviolet irradiation member provided inside the water passage body on a plane orthogonal to a direction from one to the other of the openings, and configured to emit ultraviolet rays to the treatment target water passing through the water passage body; and paired flange joints projecting from peripheral edges of the paired openings of the water passage body outward of the openings, respectively. | 06-19-2014 |
20140374613 | ULTRAVIOLET IRRADIATION APPARATUS - An ultraviolet irradiation apparatus according to an embodiment includes a reaction tank including an inlet port for introducing to-be-treated water, and a discharge port for discharging to-be-treated water after treatment, a first ultraviolet lamp, and an ultraviolet monitor including an ultraviolet sensor. The first ultraviolet lamp is accommodated in a first protection tube including both end portions fixed in the reaction tank. The ultraviolet monitor is accommodated in a second protection tube, the second protection tube is disposed in parallel to the first protection tube, and both end portions of the second protection tube are fixed in the reaction tank. | 12-25-2014 |
20140374618 | ULTRAVIOLET WATER TREATMENT DEVICE - An ultraviolet water treatment device of an embodiment includes an ultraviolet irradiation tank. The ultraviolet irradiation tank includes a plurality of ultraviolet irradiation modules. The ultraviolet irradiation modules include a plurality of lines of ultraviolet irradiation pipes, a cleaning device and a cleaning device driving unit. The ultraviolet irradiation pipes include a plurality of lines of ultraviolet lamps and a plurality of lines of ultraviolet lamp protective pipes individually protecting the ultraviolet lamps. The cleaning device cleans a surface of each ultraviolet lamp protective pipe. Each ultraviolet irradiation module includes two or three ultraviolet irradiation pipes. | 12-25-2014 |
Patent application number | Description | Published |
20130063615 | IMAGE STABILIZATION APPARATUS, IMAGE CAPTURE APPARATUS COMPRISING THE SAME, AND CONTROLLING METHODS THEREOF - When a shutter speed in shooting by an image capture apparatus using an image stabilization apparatus is higher than a first predetermined value and lower than a second predetermined value which is higher than the first predetermined value, a shake compensation driving unit sets the movable range of a shake compensation lens to be wider than that when it is lower than the first predetermined value or higher than the second predetermined value. While providing an anti-shake capacity necessary for the situation, a phenomenon in which the shake compensation lens stays at a maximum driving position and degradation of the image quality caused by deviation of the shake compensation lens from the center of the optical axis can be suppressed. | 03-14-2013 |
20140125828 | IMAGE STABILIZATION APPARATUS AND CONTROL METHOD THEREFOR - An image stabilization apparatus mounted on an image capturing apparatus, comprises a correction member capable of changing a position of an image on an image sensing plane by moving in a direction perpendicular to an optical axis, a position detection unit configured to detect a position of the correction member, a control unit configured to control driving of the correction member so as to have an amplitude larger than a pixel pitch of an image sensor, and an exposure control unit configured to control exposure of the image sensor, wherein the exposure control unit performs the exposure when the position of the correction member detected by the position detection unit moves by the pixel pitch. | 05-08-2014 |
20150062358 | IMAGE CAPTURING APPARATUS AND CONTROL METHOD THEREOF - An image capturing apparatus determines the target position of a shake correction lens in accordance with a shake signal corresponding to an acting shake, and performs feedback control to converge the position of the shake correction lens to the target position. A division unit divides the shake signal into low- and high-frequency components. A first low-pass filter integrates the high-frequency component, and a second low-pass filter integrates the low-frequency component. A synthesis unit synthesizes output signals from the first and second low-pass filters, and outputs the synthetic signal as the target position. When the apparatus is being panned or tilted, the cutoff frequency of the second low-pass filter is set to be a value larger than that of a cutoff frequency when the apparatus is neither being panned nor tilted. | 03-05-2015 |
20150103194 | IMAGE PICKUP APPARATUS AND CONTROL METHOD - An image pickup apparatus includes a shake detecting unit configured to detect a shake of the image pickup apparatus; and a first optical correcting unit and a second optical correcting unit configured to correct optically an image shake by using a shake signal output from the shake detecting unit, wherein the first optical correcting unit is used to correct optically the image shake based on frequency components lower than predetermined frequency components extracted from the shake signal, and wherein the second optical correcting unit is used to correct optically the image shake based on frequency components higher than the predetermined frequency components extracted from the shake signal. | 04-16-2015 |
20150146023 | IMAGE PICKUP APPARATUS AND CONTROL METHOD - An image shake correcting device includes a shake detecting unit configured to detect a shake of an image pickup apparatus; a first optical correcting unit and a second optical correcting unit configured to correct optically an image shake by using a shake signal output from the shake detecting unit; a first position detecting unit configured to detect a position of the first optical correcting unit and output a first position detection signal; and a calculating unit configured to calculate a target position signal for controlling the first optical correcting unit based on the shake signal. The calculating unit calculates a target position signal for controlling the second optical correcting unit by using the signal that is obtained by subtracting the first position detection signal for detecting the position of the first optical correcting unit controlled by the target position signal from the target position signal. | 05-28-2015 |
20150146024 | IMAGE PICKUP APPARATUS AND CONTROL METHOD - An image pickup apparatus includes a shake detecting unit configured to detect a shake of the image pickup apparatus; a first and a second optical correcting unit configured to move in a direction different from an optical axis so as to correct optically an image shake; a first position detecting unit configured to detect a position of the first optical correcting unit and output a first position detection signal; a second position detecting unit configured to detect a position of the second optical correcting unit and output a second position detection signal; and a controlling unit configured to control the first optical correcting unit and the second optical correcting unit. A range for detecting a position of the first position detecting unit is different from that of the second position detecting unit. | 05-28-2015 |
20150301353 | IMAGE STABILIZATION APPARATUS AND METHOD OF CONTROLLING THE SAME, AND STORAGE MEDIUM - An image stabilization apparatus comprises first optical correction unit configured to optically correct an image blur, second optical correction unit configured to optically correct the image blur, first restriction unit configured to set a first restriction which restricts a driving range of the first optical correction unit, subtraction unit configured to obtain a result of subtraction by subtracting the shake signal to which the first restriction has been set from the shake signal detected by the shake detection unit, second restriction unit configured to set a second restriction which restricts a driving range of the second optical correction unit to the result of subtraction, change unit configured to change a restriction values, and control unit configured to control the first and second optical correction units. | 10-22-2015 |