Patent application number | Description | Published |
20130154045 | AVALANCHE PHOTODIODE - An APD is provided with a semi-insulating substrate, a first mesa having a first laminate constitution in which a p-type electrode layer, a p-type light absorbing layer, a light absorbing layer with a low impurity concentration, a band gap inclined layer, a p-type electric field control layer, an avalanche multiplier layer, an n-type electric field control layer, and an electron transit layer with a low impurity concentration are stacked in this order on a surface of the semi-insulating substrate, a second mesa having an outer circumference provided inside an outer circumference of the first mesa as viewed from the laminating direction and having a second laminate constitution in which an n-type electrode buffer layer and an n-type electrode layer are stacked in this order on a surface on the electron transit layer side of the first mesa, and in the APD, a total donor concentration of the n-type electric field control layer is lower than a total acceptor concentration of the p-type electric field control layer in a range of 2×10 | 06-20-2013 |
20130168793 | AVALANCHE PHOTODIODE - An APD is provided with the semi-insulating substrate, a first mesa having a first laminate constitution in which a p-type electrode layer, a p-type light absorbing layer, a light absorbing layer with a low impurity concentration, a band gap inclined layer, a p-type electric field control layer, an avalanche multiplier layer, an n-type electric field control layer, and an electron transit layer with a low impurity concentration are stacked in this order on a surface of the semi-insulating substrate, a second mesa having an outer circumference provided inside an outer circumference of the first mesa as viewed from the laminating direction and having a second laminate constitution in which an n-type electrode buffer layer and an n-type electrode layer are stacked in this order on a surface on the electron transit layer side, and a depletion control region that is provided in layers on the second mesa side relative to the p-type electric field control layer, formed in an encircling portion provided inside an outer circumference of the first mesa and encircling an outer circumference of the second mesa, and prevents the encircling portion of the p-type electric field control layer from being depleted when bias is applied. | 07-04-2013 |
20130313608 | SEMICONDUCTOR DEVICE - A layer in which the potential level difference normally unrequired for device operation is generated is positively inserted in a device structure. The potential level difference has such a function that even if a semiconductor having a small bandgap is exposed on a mesa side surface, a potential drop amount of the portion is suppressed, and a leakage current inconvenient for device operation can be reduced. This effect can be commonly obtained for a heterostructure bipolar transistor, a photodiode, an electroabsorption modulator, and so on. In the photodiode, since the leakage current is alleviated, the device size can be reduced, so that in addition to improvement of operating speed with a reduction in series resistance, it is advantageous that the device can be densely disposed in an array. | 11-28-2013 |
Patent application number | Description | Published |
20090003159 | OPTICAL DISK APPARATUS AND OPTICAL DISK RECORDING METHOD - According to one embodiment, there is provided an optical disk apparatus including a recording unit which irradiates an optical disk with a laser beam to record information in a first format and a second format, a generation unit which generates warning information to an optical disk apparatus capable of performing a read process in the second format while being not capable of performing the read process in the first format, the warning information warning that information is recorded in the first format in the optical disk, and a control unit which controls the recording unit to record the warning information in the second format in the optical disk apparatus when the information is recorded in the first format in the optical disk. | 01-01-2009 |
20100329094 | INFORMATION RECORDING APPARATUS AND INFORMATION RECORDING METHOD - According to one embodiment, an information recording apparatus for recording, in a free area, first low-quality recorded data having an error rate not less than a first error rate upon finalization of a recording medium, the information recording apparatus includes a reader, a measurement module, a detector, and a recorder. The reader is configured to read recorded data from a recording area of the recording medium. The measurement module is configured to measure an error rate of the recorded data of each predetermined data block. The detector configured to detect the first low-quality recorded data based on an error rate measurement result of the measurement module. The recorder is configured to correct an error in the first low-quality recorded data, and record error-corrected recorded data corresponding to the first low-quality recorded data at a spare recording position of the free area of the recording medium. | 12-30-2010 |
Patent application number | Description | Published |
20080287738 | MOTOR-DRIVEN BENDING ENDOSCOPE - A motor-driven bending endoscope includes a removal restriction mechanism which restricts removal of a trackball from a trackball mounting portion, and an operation section engaging portion which detachably engages an attachment/detachment portion with an operation section attachment portion at a time of coupling between the operation section attachment portion and the attachment/detachment portion when an operation section unit is attached to the operation section attachment portion. The operation section engaging portion and the removal restriction mechanism are interlockingly driven by an interlock drive mechanism. Thereby, there is provided a motor-driven bending endoscope which can reduce fatigue of the right hand at a time of performing a twisting operation of an insertion section, improve the recognizability of the up-and-down direction at a time of inserting the insertion section, and enhance the operational work efficiency. | 11-20-2008 |
20090131750 | ACTION DISPLAY SYSTEM AND ENDOSCOPE SYSTEM - An action display system includes an action instruction signal generating portion configured to generate an action instruction signal for instructing an action of an acting portion in response to an input to an input portion, an action control portion configured to control a drive portion such that the acting portion acts in accordance with the action instruction signal, the action control portion switchable between a regular mode to enable an action of the acting portion with the first and second degrees of freedom and an action disabled mode to disable an action of the acting portion with one degree of freedom, an image obtaining portion configured to obtain an image associated with an action state of the acting portion, and a display portion configured to display an index associated with the regular mode and the action disabled mode of the action control portion together with the image. | 05-21-2009 |
20090131753 | PULLING APPARATUS AND ENDOSCOPE SYSTEM - A pulling apparatus includes an input portion configured to be operated, a braking portion configured to apply a braking force to the input portion to generate a resistance force against to an operation to the input portion, a pulling portion configured to pull a pulling member, a pulling order generation portion configured to generate a control order signal to the pulling portion such that the pulling member is pulled by the pulling portion in accordance with an operation to the input portion, a pulling amount detecting portion configured to detect pulling amount of the pulling member, a pulling amount increase and decrease determination portion configured to determine an increase and decrease in the pulling amount detected by the pulling amount detecting portion, and a braking control portion configured to control the braking portion in accordance with a determination result obtained by the pulling amount increase and decrease determination portion. | 05-21-2009 |
20090247829 | ELECTRIC BENDING ENDOSCOPE - An electric bending endoscope includes an elongate insertion portion provided with a bending portion, a drive unit, and an operation unit, wherein the drive unit and the operation unit respectively include a drive unit side electric contact portion and an operation unit side electric contact portion configured to be coupled to and separated from each other by moving the drive unit and the operation unit close to and apart from each other in a coupling and separating axial direction, and the drive unit and the operation unit includes a lock mechanism configured to lock and unlock the drive unit and the operation unit to and from each other with respect to the coupling and separating axial direction. | 10-01-2009 |
20130222800 | OPTICAL MEASUREMENT APPARATUS AND PROBE - An optical measurement apparatus is an optical measurement apparatus that performs spectrometry on returned light reflected or scattered by a biological tissue and obtains a characteristic value of the biological tissue, and includes a probe having: an irradiation fiber that propagates light supplied from a proximal end thereof and emits the light from a distal end thereof; and a plurality of light-receiving fibers, each of which propagates light entering from a distal end thereof and outputs the light from a proximal end thereof, and the probe has a light-shielding member expandable in a radial direction of the probe and provided at a position at which the light-shielding member forms a light-shielded region around a distal-end surface of the probe on a surface including the distal-end surface of the probe upon expansion of the light-shielding member. | 08-29-2013 |
Patent application number | Description | Published |
20130041492 | MANUFACTURE WORK MACHINE AND MANUFACTURE WORK SYSTEM - A manufacture work machine for performing a manufacture work including: a plurality of work-element performing apparatuses each including an individual control device; and a central control device configured to control the apparatuses and including a central communication section to transmit, according to one protocol, a motion command in a specific programming language, wherein the individual control device includes (a) an individual communication section configured to receive, according to the one protocol, the motion command transmitted from the central control device and (b) a command converting section configured to convert the motion command received by the individual communication section into a motion command in a programming language that the individual control device can handle, the individual control device being configured to control one of the plurality of work-element performing apparatuses that is controlled by the individual control device, on the basis of the motion command converted by the command converting section. | 02-14-2013 |
20130046402 | MANUFACTURE WORK MACHINE - A manufacture work machine for preforming a manufacture work, including: work-element performing apparatuses each configured to perform one of work elements of the manufacture work, and a central control device to control the apparatuses in a centralized manner, such that motion commands for one motion to be performed by one of the apparatuses are sequentially transmitted, wherein each apparatus has an individual control device to control an operation of said each apparatus and at least one operating device for performing a work element corresponding to said each apparatus, and wherein the individual control device is configured to recognize a matter of the motion command transmitted from the central control device and is configured to control an operation of each of the at least one operating device so as to permit one of the apparatuses to which the individual control device belongs to perform one motion corresponding to the motion command. | 02-21-2013 |
20130066440 | CENTRAL CONTROL DEVICE AND CENTRALIZED CONTROL METHOD - A central control device used in a manufacture work machine for performing a manufacture work to control, in a centralized manner, work-element performing apparatuses each configured to perform one of work elements that constitute the manufacture work, by sequentially transmitting motion commands each of which is a command for one motion to be performed by one of the work-element performing apparatuses, the central control device including: a source-data storage section configured to store source data in which is encoded a matter of each of the work elements to be performed by each of the work-element performing apparatuses to perform manufacture work; a motion-command generating section configured to generate motion commands on the basis of the source data; and a command-transmission processing section configured to preform transmission processing to transmit the motion commands generated by the motion-command generating section to the work-element performing apparatuses. | 03-14-2013 |
20130145597 | METHOD OF CONSTRUCTING MANUFACTURE SYSTEM - A method of constructing a manufacture system for manufacturing one product by sequential manufacture works each of which is performed by each of at least one manufacture work machine, the method including: a main-apparatus preparing step of preparing, for said each of the at least one manufacture work machine, a main apparatus including a main frame and a central control device; a work-element-performing-apparatus preparing step of preparing, for said each of the at least one manufacture work machine, a plurality of work-element performing apparatuses; a work-element-performing-apparatus installing step of installing the prepared plurality of work-element performing apparatuses on the main frame of the prepared main apparatus; and a central-control-device setting step of executing setting, with respect to the central control device of the prepared main apparatus, for controlling the prepared plurality of work-element performing apparatuses in a centralized manner. | 06-13-2013 |
Patent application number | Description | Published |
20110037819 | RECORDING APPARATUS - A recording apparatus includes: a transport path for transporting a recording medium; a cover that is capable of being opened and closed and that covers the transport path when the cover is in a closed state; and a blowing unit, provided in the cover, that is capable of blowing air toward the recording medium that is on the transport path when the cover is in a closed state and that retracts from the transport path when the cover is in an open state. | 02-17-2011 |
20110050824 | RECORDING APPARATUS - There is provided a recording apparatus. The recording apparatus includes: a support member which supports a recording medium; a recording head which applies a recording material to one surface of the recording medium supported on the support member; and a fixing unit which fixes the recording material adhered to the one surface of the recording medium transported from the support member, wherein the support member and the fixing unit are arranged to be partly overlapped with each other in an up and down direction. | 03-03-2011 |
20130038656 | RECORDING APPARATUS AND IMAGE RECORDING METHOD - An image recording apparatus includes a transport unit which transports a medium with a joint portion along a transport path, a head unit which performs recording of a printing image on both the joint portion and a non-joint portion by ejecting ink onto the medium, a heating unit which dries liquid forming the printing image by heating a portion of the medium located at a heating region on the transport path, a detection unit which detects the joint portion, and a controller which controls transporting of the medium by the transport unit so that a heating time of the joint portion in the heating region becomes longer than a heating time of the non-joint portion in the heating region on the basis of a detection signal from the detection unit. | 02-14-2013 |
20130038669 | METHOD OF MANUFACTURING PRINTED MATTER - A method of manufacturing a printed matter in which a printed matter is manufactured by print images with consecutive numbers on a medium includes a recording base material, and a separating base material which is provided at a side opposite to the recording base material, and has a joint portion formed on both the recording base material and the separating base material, and the method includes arranging the print image on both the joint portion and non-joint portion in numerical order to be aligned, printing the same image as the image recorded on the joint portion on the unrecorded non-joint portion, cutting a portion of the recording base material from the separating base material, separating the separating base material to which a portion of the recording base material corresponding to the image recorded in the joint portion is adhered. | 02-14-2013 |
20130242017 | RECORDING APPARATUS WITH EXTENDED FIXING UNIT - There is provided a recording apparatus. The recording apparatus includes: a support member which supports a recording medium; a recording head which applies a recording material to one surface of the recording medium supported on the support member; and a fixing unit which fixes the recording material adhered to the one surface of the recording medium transported from the support member, wherein the support member and the fixing unit are arranged to be partly overlapped with each other in an up and down direction. | 09-19-2013 |
20140009547 | RECORDING APPARATUS - A recording apparatus includes: a transport path for transporting a recording medium; a cover that is capable of being opened and closed and that covers the transport path when the cover is in a closed state; and a blowing unit, provided in the cover, that is capable of blowing air toward the recording medium that is on the transport path when the cover is in a closed state and that retracts from the transport path when the cover is in an open state. | 01-09-2014 |
20140009548 | RECORDING APPARATUS - There is provided a recording apparatus. The recording apparatus includes: a support member which supports a recording medium; a recording head which applies a recording material to one surface of the recording medium supported on the support member; and a fixing unit which fixes the recording material adhered to the one surface of the recording medium transported from the support member, wherein the support member and the fixing unit are arranged to be partly overlapped with each other in an up and down direction. | 01-09-2014 |
20140078201 | FLUID EJECTING APPARATUS - A fluid ejecting apparatus includes a pair of guide rails that movably supports a carriage and an abnormal portion detecting sensor that has a light emitting portion and a light receiving portion for receiving a light beam emitted from the light emitting portion, in which the light emitting portion and the light receiving portion are mounted on the carriage via a sensor mounting member. | 03-20-2014 |
Patent application number | Description | Published |
20140247314 | RECORDING APPARATUS - There is provided an adhesive belt configured to support and transport a recording medium, a recording head configured to record by discharging ink onto the recording medium which is supported on the adhesive belt, and a guiding section arranged at an upstream side relative to the recording head in a transport direction of the recording medium and configured to guide fluff on an end section, in an intersecting direction that intersects with the transport direction, of the recording medium in a direction to an outside of the recording medium in the intersecting direction. | 09-04-2014 |
20140253622 | RECORDING APPARATUS AND RECORDING METHOD - There is provided an adhesive belt which is configured to support and transport a recording medium, a recording head which is configured to record by discharging ink onto the recording medium which is supported by the adhesive belt, and a cleaning mechanism which is configured to clean the adhesive belt. The cleaning mechanism has a cleaning liquid tank which is configured to have a cleaning liquid, a contact section which is configured to come into contact with the adhesive belt to apply the cleaning liquid and clean off ink which is attached to the adhesive belt, and an anti-foaming agent supply section which is configured to supply an anti-foaming agent for ink to the adhesive belt directly or via another member, and the anti-foaming agent remains on the adhesive belt. | 09-11-2014 |
20140284178 | LIQUID DISCHARGING APPARATUS - A liquid discharging apparatus includes a transporting endless belt, a discharging head and a cleaning mechanism. The transporting endless belt has an adhesive support surface, and configured and arranged to intermittently transport a medium by supporting the medium on the adhesive support surface. The discharging head is configured and arranged to discharge a liquid onto the medium supported by the transporting endless belt. The cleaning mechanism has a cleaning roller configured and arranged to clean the transporting endless belt by coming into contact with the transporting endless belt. When a total length of the transporting endless belt is L | 09-25-2014 |
20140285598 | RECORDING APPARATUS - A recording apparatus includes a transport mechanism and a plurality of cleaning sections. The transport mechanism has an adhesive belt configured and arranged to support a target recording medium thereon to intermittently transport the target recording medium. The cleaning sections are arranged from an upstream side to a downstream side along the adhesive belt in a moving direction to clean the adhesive belt. A distance between the cleaning sections is different to a transport distance which results from one cycle of intermittent transporting of the target recording medium and is also different to a cumulative transport distance which results from a plurality of times of intermittent transporting of the target recording medium. | 09-25-2014 |
20150273881 | PRINTING APPARATUS AND COCKLE REMOVING METHOD - A printing apparatus includes: a transport unit that has a fixing unit which holds a part of an elongated recording medium and that transports the recording medium to each fixing unit; a recording unit that discharges ink onto the recording medium and performs recording; and a cockle removing mechanism that removes a cockle on the recording medium when the recording medium is sent toward the fixing unit side. The cockle removing mechanism has a first holding unit that holds one end portion of the recording medium in a lateral direction and a second holding unit that holds the other end portion of the recording medium in the lateral direction. The first holding unit and the second holding unit are configured to apply stress to the recording medium in a separating direction from each other. | 10-01-2015 |
Patent application number | Description | Published |
20120064646 | METHOD OF MANUFACTURING SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - The variation in the contact pressures of the plurality of contact terminals to the plurality of chip electrodes is decreased. A thin-film sheet (first sheet) includes: a principal surface (contact-terminal formation surface) on which a plurality of contactors (contact terminals) are formed; and a rear surface positioned on an opposite side to the principal surface. Also, in the thin film sheet, a plurality of wirings and dummy wiring are arranged between the principal surface and the rear surface. A slit formed of an opening portion penetrating from the principal surface of the thin-film sheet to the rear surface thereof is formed along the wiring between the dummy wiring and the contactor arranged at an end of a contactor group (first contact terminal group) in which the plurality of contactors are aligned. | 03-15-2012 |
20150050479 | GAS BARRIER FILM - The present invention provides, as gas barrier film having improved adhesiveness between a base material and a barrier laminate, a gas barrier film including a plastic film, an organic layer and an inorganic layer in this order, the gas barrier film having a silicon compound layer including one or more compounds selected from the group consisting of silicon oxide, silicon nitride and silicon carbide between the plastic film and the organic layer; the plastic film and the silicon compound layer, and the silicon compound layer and the organic layer being directly in contact to each other respectively; the thickness of the silicon compound layer being 40 nm or less; the organic layer being a layer formed of a composition containing a polymerizable compound and a silane coupling agent; and the thickness of the inorganic layer being larger than the thickness of the silicon compound layer. | 02-19-2015 |
20150050480 | GAS BARRIER FILM - The present invention provides, as gas barrier film having improved adhesiveness between a base material and a barrier laminate, a gas barrier film comprising a plastic film, an organic layer and an inorganic layer in this order, the gas barrier film having an aluminium compound layer containing one or more compounds selected from the group consisting of aluminium oxide, aluminium nitride and aluminium carbide between the plastic film and the organic layer; the plastic film and the aluminium compound layer, and the aluminium compound layer and the organic layer being directly in contact to each other respectively; the thickness of the aluminium compound layer being 40 nm or less; and the organic layer being a layer formed of a composition containing a polymerizable compound and a phosphate compound. | 02-19-2015 |
Patent application number | Description | Published |
20110140330 | ROBOT SYSTEM - The present invention provides a robot system in which a robot and a positioner are combined with each other. In the robot system, footprint is reduced and a production line having a short tact time between steps is formed. The robot system includes a work object, robots that perform a work operation on the work object, and positioners that position the work object, wherein the robots are provided on frame members of the positioners. | 06-16-2011 |
20120223058 | NON-CONSUMABLE ELECTRODE TYPE ARC WELDING APPARATUS - A non-consumable electrode type arc welding apparatus includes a torch having an electrode portion and a nozzle, a gas supply that supplies, to the torch, a shielding gas flowing through a gap formed between the electrode portion and the nozzle, a first power source that applies a voltage between the electrode portion and the nozzle to generate a pilot arc, a second power source that applies a voltage between the electrode portion and a work to generate a main arc, and a controller that controls the first power source and the second power source. The electrode portion has an electrode and an electrode holding portion holding a base portion of the electrode, the electrode holding portion has a protrusion protruding toward the nozzle from the side facing the nozzle, and the protrusion and the nozzle are caused contact and separate from each other. | 09-06-2012 |
Patent application number | Description | Published |
20080225658 | AUDIO REPRODUCING APPARATUS AND AUDIO REPRODUCING METHOD - An audio reproducing apparatus of the present invention includes the following: an extracting unit which extracts starting position information from audio packets; a position calculating unit which calculate, based on audio data information included in the audio packets, a position of a starting audio frame; a first difference calculating unit which calculates differences between positions indicated in the starting position information which is extracted by the extracting unit and positions calculated by the position calculating unit; a first reproduction judging unit which judges availability of reproduction for coded audio data based on a change of each of the differences that is calculated by the first difference calculating unit and is calculated for the respective plural audio packets; and a decoding unit which decodes the coded audio data in the case where the first reproduction judging unit judges the coded audio data to be reproducible. | 09-18-2008 |
20140072118 | TRANSCEIVER - A transceiver includes: a TV signal receiving unit for generating a first audio signal from a received broadcast wave; a decoder for decoding a reception signal received from the transceiver, to generate a second audio signal; an adding unit for transmitting the second audio signal to a speaker or adding up and transmit, to the speaker, the first audio signal and the second audio signal, and for outputting a reference signal; and an echo canceller for estimating a pseudo echo component from the reference signal, and cancels the pseudo echo component in a picked-up signal picked up by microphone a sound outputted from the speaker. The adding unit, when the TV signal receiving unit receives the broadcast wave, adds and transmits, to the speaker, the first audio signal and the second audio signal, and outputs a signal resulting from the addition as the reference signal to the echo canceller. | 03-13-2014 |
Patent application number | Description | Published |
20120160578 | HARNESS ARRANGEMENT STRUCTURE OF VEHICLE - A harness arrangement structure of a vehicle comprises a pair of front side frames extending in a vehicle longitudinal direction, an internal combustion engine provided between the front side frames, a pair of front tires provided on a vehicle outside of the front side frames, a battery device provided at a specified position which is located on the vehicle outside of the front side frame and in front of one of the front tires, an electric-power control device for battery device provided in back of the front tire, and a harness interconnecting the electric-power control device and the battery device and arranged along a wheel arch which is formed above the front tires. Accordingly, the battery device can be effectively cooled and the harness interconnecting the battery device and the electric-power control device can be arranged properly. | 06-28-2012 |
20120312613 | BATTERY ARRANGEMENT STRUCTURE OF VEHICLE - A battery is arranged at a specified position which is located on an outside of a front side frame in a vehicle width direction and between a front wheel and a crush can in a vehicle longitudinal direction. Accordingly, the battery can be positioned properly at a front portion of a vehicle so that the battery may not receive any improper thermal influence from an engine or a motor and not hurt the function of impact absorption in a vehicle frontal collision. | 12-13-2012 |
20140328008 | CAPACITOR DEVICE - A capacitor device has an accommodating case in which a plurality of accommodating parts are formed for accommodating capacitor main bodies. The plurality of accommodating parts are oriented so that the longitudinal directions thereof all face the same direction, and the plurality of capacitor main bodies are accommodated in the accommodating parts in a manner such that the sides having terminal parts are set up in the same orientation. The sides of the capacitor main bodies having the terminal parts are provided with engaging parts that engage with engaged parts provided to a predetermined element member, and the capacitor main bodies are accommodated all together in the accommodating case in a manner such that the engaging parts are engaged with the engaged parts. | 11-06-2014 |
Patent application number | Description | Published |
20130126252 | ELECTRIC COMPONENT ARRANGEMENT STRUCTURE OF VEHICLE - A generator is provided at a front portion of an engine provided between a pair of front side frames at an offset position on one side, in a vehicle width direction, of a vehicle, and an electricity-storage device, a convertor, and a battery are provided on the other side, in the vehicle width side, of the vehicle. Accordingly, the electricity-storage device, the convertor, and the battery can be restrained from receiving any improper heat influence from the engine, and the length of harnesses coupling the generator, the electricity-storage device, the convertor, and the battery can be shortened as shorter as possible. | 05-23-2013 |
20150075891 | ELECTRICITY-STORAGE DEVICE ARRANGEMENT STRUCTURE OF VEHICLE - An arrangement structure of an electricity-storage device of a vehicle, which comprises a pair of right-and-left front side frames, a dash panel partitioning a vehicle-compartment front portion at rear end portions of the front side frames, and a pair of front tires arranged on an outside, in a vehicle width direction, of the front side frames. The electricity-storage device is arranged on the outside, in the vehicle width direction, of the front side frame at a position between the dash panel and the front tire in a vehicle longitudinal direction such that the electricity-storage device overlaps a rear end portion of the front side frame (the kick-up portion, the protrusion portion) in a vehicle side view. | 03-19-2015 |
Patent application number | Description | Published |
20140165517 | FILTER MEDIUM FOR AIR FILTER, AIR FILTER UNIT, AND METHOD FOR PRODUCING FILTER MEDIUM FOR AIR FILTER - A filter medium for an air filter unit for collecting dust from an airflow includes a pre-collection layer, a principal collection layer and an air-permeable cover layer. The pre-collection layer collects a part of the dust in the air flow. The principal collection layer includes a porous polytetrafluoroethylene film. The principal collection layer is positioned on a downstream side of the air flow relative to the pre-collection layer to collect dust that passes through the pre-collection layer. The air-permeable cover layer is positioned as an outermost surface layer of the filter medium on an upstream side of the air flow to allow dust in the air flow to pass through. The air-permeable cover layer is configured to suppress deformation of a surface of the filter medium caused by pressing force from an outside. Preferably, an air filter unit includes the filter medium in a zigzag shape. | 06-19-2014 |
20150082757 | COMPOSITION HAVING PTFE AS MAIN COMPONENT, MIXED POWDER, MATERIAL FOR MOLDING, FILTERING MEDIUM FOR FILTER, AIR FILTER UNIT, AND A METHOD FOR MANUFACTURING A POROUS MEMBRANE - A composition, a mixed power and a material for molding have polytetrafluoroethylene as a main component. Each includes polytetrafluoroethylene that can be fibrillated, a non-hot melt processable component that is not fibrillated, and a hot melt processable component with a melting point of lower than 320° C. that is not fibrillated. The hot melt processable component is contained at equal to or more than 0.1% by weight but less than 20% by weight of a total weight. A filtering medium for an air filter includes a porous membrane made of these components, and an air permeable support. The porous membrane is manufactured, by mixing these components, extruding the mixture, rolling and drawing. | 03-26-2015 |
Patent application number | Description | Published |
20090120218 | HEAD MOVING DEVICE - A first wiring member and a second wiring member are formed of flexible wiring boards. The wiring member has a securing portion, an X extending portion, a first loop, and an X reverse portion; and the wiring member has a securing portion, an X extending portion, a first loop, and an X reverse portion. An intermediate securing portion, which is a boundary portion of the X reverse portion and a Y extending portion, and an intermediate securing portion, which is a boundary portion of the X reverse portion and a Y extending portion, are secured to an intermediate moving unit. The Y extending portions are bent at respective second loops, and head securing portions are secured to the head. When the head moves in an X direction, if the first loops move in a Y direction, the second loops move. | 05-14-2009 |
20130004922 | TACTILE DISPLAY DEVICE - Actuators are disposed between a lower wiring substrate and an upper wiring substrate. The actuators, the lower wiring substrate, and the upper wiring substrate are interposed between a lower frame and an upper frame. The end of each actuator is held between pushing parts of the lower frame and upper frame. The free ends of the actuators move projections upward that are displayed in a tactile display. | 01-03-2013 |