Patent application number | Description | Published |
20090116862 | IMAGE FORMING APPARATUS - Disclosed is an image forming apparatus, comprising: an image carrier; a brush to remove toner remaining on the image carrier by scrubbing a surface of the image carrier; a flicker to remove the toner adhering to the brush by contacting to the brush; a brush driving section to rotate the brush; and a control section to obtain a quantity of the toner adhering to the brush and to control the brush driving section so as to change a rotation speed of the brush based on the obtained quantity of the toner. | 05-07-2009 |
20090148177 | IMAGE FORMING APPARATUS - An image forming apparatus provided with a cleaning device including a cleaning blade in contact with an image carrier with contact pressure for removing the toner remaining on the image carrier; a toner guide roller which is located upstream of the cleaning blade in the rotating direction of the image carrier and which rotates in contact with the image carrier; a toner ejection regulating member in contact with the toner guide roller to eject the remaining toner appropriately; and a space formed by the enclosure of the image carrier, cleaning blade, toner guide roller and toner ejection regulating member for the purpose of storing the remaining toner; and this image forming apparatus further includes a control device that controls the cleaning device so as to change the peripheral speed ratio of the toner guide roller with respect to the image carrier, in response to change in the system speed. | 06-11-2009 |
20100307731 | AIR-CONDITIONING CONTROL SYSTEM - An air-conditioning control system ( | 12-09-2010 |
20110096453 | ELECTRIC CHARGE ELIMINATING DEVICE AND IMAGE FORMING APPARATUS EQUIPPED WITH THE SAME - An electric charge eliminating device for eliminating electric charge on an image carrying member or on a recording medium carrying member which is incorporated in an image forming apparatus, comprises a needlelike electrode having a plurality of protruding sections which form a plurality of discontinuous discharge points; an insulating holder for holding the needlelike electrode; a discharging power source for applying an electric voltage to the needlelike electrode; and a conductive shielding member arranged between the needlelike electrode and the image carrying member or the recording medium carrying member. | 04-28-2011 |
20110300789 | AIR CONDITIONING APPARATUS AND AIR CONDITIONING SYSTEM - An embodiment includes a first space, a second space, a first damper, a second damper, and a third damper. The first space is connected to a cold space, having cold air reside therein to send to the cold space. The second space has return air reside therein, as it is discharged from a hot space. The first damper has an opening adjusted under control of a controller to take in outdoor air to the first space, and is operable to have an open state in an emergency with a server being supplied with power. The second damper has an opening adjusted under control of the controller to discharge return air in the second space, outside thereof, and is operable to have an open state in the emergency. The third damper has an opening adjusted under control of the controller to recirculate return air in the second space to the first space. | 12-08-2011 |
20110306287 | AIR CONDITIONING SYSTEM - Some embodiment includes an air conditioner, an air blower, a sensor, and a controller. The air conditioner works for supply to cold spaces. The air blower produces streams of air in and between a server room and an air conditioning system. The sensor takes a measure of current or power as consumption at servers. The controller operates on the measure at the sensor, to control the air blower. | 12-15-2011 |
20110306288 | AIR CONDITIONING SYSTEM AND METHOD FOR MANAGING SERVER ROOM - According one embodiment, an air-conditioning system is connected to a server room, in which server racks accommodating a plurality of servers are placed between separated first and second spaces, by a return air duct and a supply air duct. In the server room, an airflow is formed so that cold air flown from under the floor into the first space is heated by heat generation of the servers and is flown out from the second space as return air. The system sets control contents for generating supply air within a previously determined supply air temperature target range and a previously determined supply air humidity target range and controls the operation of each device in the system based on the set control contents. | 12-15-2011 |
20120043304 | MELT TYPE HIGH BASICITY FLUX FOR SUBMERGED ARC WELDING USE - High basicity melt flux for submerged arc welding use which is used when preparing high strength weld metal and gives sound, high toughness weld metal free of top slag-in is provided. The melt flux for submerged arc welding use which is used when welding the seams of UO pipe for pipeline use having a tensile strength of a base material of 800 MPa to 1200 MPa is melt flux for submerged arc welding use characterized by containing, by mass%, CaO: 5.0% to 25.0%, MgO: 1.0% to 5.0%, Al | 02-23-2012 |
20120134698 | IMAGE FORMING APPARATUS - An image forming apparatus including a transfer section for transferring a toner image formed on an image bearing member onto a sheet by pressure contact of the sheet against the image bearing member with a transfer member; a cleaning section having a cleaning blade to remove residual toner on the image bearing member; and a control section for controlling a rotation of the image bearing member so as to carry out a return action of a blade configuration which stops or reverses the rotation of the image bearing member, when the rotation amount reaches a predetermined value, wherein the control section additionally carries out the return action when the rotation amount reaches a value smaller than the predetermined value, in a case where a size of a sheet in a current job is larger than a size a sheet having been passed through in a previous job. | 05-31-2012 |
20120134700 | IMAGE FORMING APPARATUS - An image forming apparatus including: an image forming section having a intermediate transfer body to carry a toner image on a photoreceptor and transfer the toner image onto a sheet of paper; a cleaning section for removing residual toner on the intermediate transfer body by bringing a cleaning blade into close contact with the intermediate transfer body; and a control section for controlling a rotation of the intermediate transfer body so as to carry out a return action of a blade configuration which stops or reverses the rotation of the intermediate transfer body, when a rotation amount reaches a predetermined value, wherein the control section carries out the return action when the rotation amount reaches a value smaller than the predetermined value, in a case where a plurality of previous printing jobs is determined to be intermittent printing. | 05-31-2012 |
20120164930 | SERVER ROOM MANAGING AIR CONDITIONING SYSTEM AND AIR CONDITIONING CONTROL METHOD - In an embodiment, an air conditioning system for managing a server room, which has first and second spaces separated from each other, in which a server is installed between the first and second spaces, and supply air flowed into the first space is heated by heat generation of the server, and flows out as return air via the second space, includes: a cold air generation device; an air supply fan; a first differential pressure gauge; and a control device. The cold air generation device generates supply air satisfying a predetermined condition. The air supply fan flows the generated supply air into the first space. The first differential pressure gauge measures a differential pressure of a static pressure of the second space with respect to a static pressure of the first space. | 06-28-2012 |
20120234527 | SERVER ROOM MANAGING AIR CONDITIONING SYSTEM - In accordance with embodiments, a server room managing air conditioning system includes: a first coil; a second coil; and an air supply fan. The first coil adjusts returned air of a server room to a predetermined temperature value lower than a supplied air temperature target value and dehumidifies the returned air. The second coil adjusts the returned air of the server room to a predetermined temperature value higher than the supplied air temperature target value so that the supplied air temperature target value and a supplied air humidity target value can be achieved when the returned air is mixed with air adjusted by the first coil. The air supply fan mixes the returned air and supplies the mixed returned air as the supplied air to the server room. | 09-20-2012 |
20130142529 | IMAGE FORMING APPARATUS AND CONTROL METHOD OF IMAGE FORMING APPARATUS - An image forming apparatus has an image carrying member on a surface of which a latent image is formed, a developing roller to develop the latent image on the surface of the image carrying member by providing a developer to the latent image, a smoother, an applying roller to apply the smoother to the surface of the image carrying member, and a controller to determine whether the image forming apparatus is in a waiting mode wherein the image carrying member is moved and is ready for a subsequent image forming operation. The controller controls a rotation and a stop of the rotation of the developing roller when the controller determines that the image forming apparatus is in the waiting mode. | 06-06-2013 |
20140349563 | AIR CONDITIONING APPARATUS AND AIR CONDITIONING CONTROL METHOD - A controller and indoor unit introducing outdoor air and/or return air from an air conditioning control target, and discharging introduced air to the air conditioning control target as supply air. The indoor unit includes a first space including an outdoor air introducing unit introducing outdoor air, a cooler, and a second space including a return air introducing unit introducing return air from the air conditioning control target. The controller, after determining air conditioning control on the air conditioning control target is necessary, introduces the outdoor air to the first space through the outdoor air introducing unit, subjecting such to cooling by the cooler and/or dehumidification to result in processed outdoor air, and introduces the return air to the second space through the return air introducing unit, where the processed outdoor air is mixed with the return air and supplied to the air conditioning control target as the supply air. | 11-27-2014 |
Patent application number | Description | Published |
20080257008 | High Strength Welded Steel Tube Superior in Hydrogen Embrittlement Cracking Resistance of Weld Metal and Method of Production of Same - The present invention provides a high strength welded steel pipe superior in weld zone embrittlement crack characteristics and a method of production of the same, that is, a method of production of a welded steel pipe superior in hydrogen embrittlement cracking resistance of weld metal characterized by seam welding from the inner and outer surfaces by a tensile strength of 850 MPa or more, then expanding or reducing the size of the pipe for correction, which method of production of welded steel pipe characterized in that the hydrogen concentration of the preceding weld metal is 0.2 cc or less per 100 g at ordinary temperature. | 10-23-2008 |
20130299157 | AIR-CONDITIONING SYSTEM AND AIR-CONDITIONING METHOD FOR SERVER ROOM MANAGEMENT - A system for a server room management includes an air-conditioning control device including: an acquisition unit; a setting unit that sets content for generating supply air at temperature, absolute humidity, and relative humidity within target range, based on outside air temperature and humidity as well as return air temperature; and a controller controlling amount of outside air, amount of return air, control amount of humidifier, control amount of cooler, and amount of air blown by blower, based on the content. If the outside air is within range greater than absolute humidity upper limit, or within range greater than enthalpy upper limit and greater than the temperature upper limit, the setting unit compares outside air and return air, and then determines, in accordance with the comparison, whether to set the content so that the cooler performs cooling by minimizing or maximizing the amount of the outside air. | 11-14-2013 |