| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 399238000 | Having dispensing | 20 |
| 20080298843 | LIQUID-LEVEL DETECTION DEVICE, IMAGE FORMING DEVICE, AND LIQUID CONTAINING DEVICE - A liquid-level detection device detects the liquid level in the developer storing container for storing liquid developer, and includes a first water wheel, a first rotation detection mechanism, and first liquid-level detection device. The first water wheel is disposed in the interior of the developer storing container, and is configured to be rotated by liquid developer to be supplied to the developer storing container. The first rotation detection mechanism is configured to detect a rotation state of the first water wheel. The first liquid-level detection device detects the liquid level of liquid developer based on a result detected by the rotation detection mechanism. | 12-04-2008 |
| 20090016777 | DEVELOPER CONTAINER FILLED WITH DEVELOPER FOR IMAGE FORMING APPARATUS, AND METHOD FOR PRODUCING DEVELOPER CONTAINER FILLED WITH DEVELOPER - A method for producing a low-cost developer container filled with developer, which is capable of stably preventing image density from being locally reduced even in the case where the entire replenishment developer is not dispersed uniformly, the developer container filled with developer, and a developer replenishing device and image forming apparatus that use this developer container filled with developer. In production of a developer container filled with developer, which has a pouch portion for containing a replenishment developer comprising a toner and a carrier, and a cap member for discharging the replenishment developer from the inside to the outside of the pouch portion, and which is mounted on a developer replenishing device that conveys the replenishment developer discharged from the cap member to a developing device, the toner and carrier are mixed together to produce a pre-mixed toner that has a carrier weight ratio lower than that of an initial developer filled into the developing device in the early stages, and the pouch portion is filled with the pre-mixed developer and the single toner separately. | 01-15-2009 |
| 20090060586 | TONER CONVEYANCE UNIT AND IMAGE FORMING APPARATUS - A toner conveyance unit is provided that can reliably prevent a toner from leaking and scattering. And an image forming apparatus is also provided having the toner conveyance unit. When a circular arc-shaped shutter member and a rotary shutter member are closed, a first conveyance part and a second conveyance part are adapted to separate from each other. When the circular arc-shaped shutter member and the rotary shutter member are open, the circular arc-shaped shutter member and the rotary shutter member rotate integrally so as to be enclosed in the tubular cylinder part, and to move a through hole to a position such as to constitute a portion of a second toner conveyance path, whereby the first conveyance part and the second conveyance part are adapted to be connected to each other so that a first toner conveyance path and the second toner conveyance path communicate with each other. | 03-05-2009 |
| 20090116876 | Liquid Developer Transport Device and Image Forming Apparatus - A liquid developer transport device includes: a channel switching part that dispenses a liquid developer; a first channel for flowing the liquid developer dispensed by the channel switching part; a filtering part provided in the first channel for filtering the liquid developer flowing in the first channel; a first storage part connected to the first channel for storing the liquid developer filtered by the filtering part; a second channel for flowing the liquid developer dispensed by the channel switching part; and a second storage part connected to the second channel for storing the liquid developer flowing in the second channel. | 05-07-2009 |
| 20090148189 | Developing Device, Developing Method, and Image Forming Apparatus - A developing device includes: a supply storage section storing liquid developer including toner and carrier liquid; an application roller applying the liquid developer stored in the supply storage section; a developing roller supplied with the liquid developer by the application roller; a developing roller cleaning blade coming in contact with the developing roller and removing the liquid developer supplied to the developing roller; a recovery storage section storing the liquid developer removed by the developing roller cleaning blade; a wall portion configured to partition the supplied storage section and the recovery storage section from each other and having a first wall height portion higher than a lower portion of the application roller in the vertical direction and a second wall height portion lower than the lower portion in the vertical direction; and an auger transporting the liquid developer stored in the supply storage section. | 06-11-2009 |
| 20090220281 | Image-Forming Device - An image forming device with a liquid developer containing a developing agent and a liquid carrier, the image-forming device includes a casing, an accumulation unit, a supply inlet, a cover, and a support part. The accumulation unit is provided in the casing for accumulating therein the liquid developer and the liquid carrier. The supply inlet is in communication with the accumulation unit and fluidly connectable with a replenishing container containing the liquid developer and the liquid carrier. The cover is configured to selectively provide an open phase and a closed phase with respect to the casing, and configured to expose the supply inlet at the open phase. The support part is provided on the cover and detachably mounting thereon the replenishing container at the open phase in an orientation capable of discharging the liquid developer and liquid carrier in the replenishing container into the accumulation unit through the supply inlet. | 09-03-2009 |
| 20090220282 | Liquid Developer Cartridge and Image-Forming Device - A liquid developer cartridge detachably mounted in an image forming device includes a first accumulating section and a second accumulating section. The first accumulating section accumulates therein first liquid developer to be supplied to the image forming device. The liquid developer contains developing agent and carrier liquid. The second accumulating section accumulates therein one of the liquid carrier and second liquid developer having a developing agent concentration ratio lower than that of the first liquid developer. | 09-03-2009 |
| 20090238607 | Development Device and Image Forming Apparatus - A development device includes a developer reservoir that stores liquid developer containing toner and carrier liquid, a supply port that is arranged at the developer reservoir to supply the liquid developer to the developer reservoir, a supply roller that has helical grooves and supplies the liquid developer stored in the developer reservoir and a developer carrier that is supplied with the liquid developer by the supply roller and carries the supplied liquid developer, and the supply port being arranged in the direction opposite to the direction of conveyance by the helical grooves of liquid developer stored in the developer reservoir relative to the axial center of the supply roller. | 09-24-2009 |
| 20110206417 | IMAGE FORMING APPARATUS - An image forming apparatus includes a developing device, a liquid developer supplying device including a liquid developer flow path and supplying a liquid developer containing a solid content to the developing device through a discharge port of the liquid developer flow path, a storage container storing the liquid developer, a conveying mechanism capable of feeding the liquid developer from the storage container to the liquid developer flow path and feeding the liquid developer in the liquid developer flow path back to the storage container and a controller controlling the conveying mechanism. At the time of non-developing operation in which a toner image forming operation is not performed by the developing device, the controller controls the conveying mechanism to feed at least a part of the liquid developer present in the liquid developer flow path back to the storage container. | 08-25-2011 |
| 20110206418 | DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS - A developing apparatus includes: a developer accumulation portion; a developer drawing-up portion that draws up the liquid developer accumulated in the developer accumulation portion; a developing roller that supplies the liquid developer to the image supporting body in a region facing the image supporting body; a developer removing portion that is disposed to contact a predetermined position on a surface of the developing roller on a downstream side to the region facing the image supporting body in a rotational direction of the developing roller, and removes the liquid developer remaining on the surface of the developing roller; and an accumulated developer delivery portion that delivers the liquid developer accumulated in the developer accumulation portion to a predetermined region on the surface of the developing roller between the region facing the image supporting body and the predetermined position contacting the developer removing portion. | 08-25-2011 |
| 20110217081 | LIQUID DEVELOPMENT APPARATUS AND CLEANING METHOD - Provided is a liquid development apparatus having a constitution in which liquid developer containing carrier liquid with toner dispersed therein is supplied from a liquid developer/cleaning liquid supply member on a pool forming member arranged facing to a supply roller so as to form a pool of the liquid developer, from which pool the liquid developer is supplied to the supply roller, wherein a liquid developer/cleaning liquid supply member supplies cleaning liquid on a pool forming member to form a suitable pooling portion of the cleaning liquid and the liquid developer remaining on the surface of the supply roller is removed and cleaned. | 09-08-2011 |
| 20110249990 | WET TYPE DEVELOPING APPARATUS AND WET TYPE DEVELOPING METHOD - A wet type developing apparatus is provided which allows printing in a quality that is stable at an increased printing speed and also with changes in physical property of a liquid developer. The wet type developing apparatus to this end includes a liquid developer feed pathway which comprises a developing roller | 10-13-2011 |
| 20120237266 | Developing Apparatus and Image Forming Apparatus - A driving force produced by a first driving motor is transmitted to a developing roller and an intermediate application roller by a first drive transmission unit, and the developing roller and the intermediate application roller are rotated as a result. The developing roller and the intermediate application roller thus take the first driving motor as a drive source, and receive the driving force from the first driving motor via the same first drive transmission unit. As a result, the phases of the fluctuation in a rotational component of the first driving motor and the cyclic fluctuation of gear interlocking match, which reduces a rotational velocity difference between the developing roller and the intermediate application roller. | 09-20-2012 |
| 20130272748 | DIGITAL PRINTER TO PRINT TO A RECORDING MEDIUM - In a digital printer comprising a developer station using liquid developer, the developer station has an application unit via which liquid developer is transported to a charge image carrier. The supply system adjacent and lateral to the application unit supplies liquid developer to the application unit. A pre-chamber and an electrode segment are provided, the pre-chamber being filled with liquid developer and open towards the application unit. The pre-chamber is open at a top such that a compensation volume of liquid developer with an open surface is created past which the application unit passes. The electrode segment is arranged adjacent to the pre-chamber and to a side of the application unit such that it forms a gap with the application unit through which the liquid developer is directed, the electrode segment being at an electrical potential such that toner of the liquid developer transfers to the application unit in the gap. | 10-17-2013 |
| 20140140730 | DIGITAL PRINTER TO PRINT TO A RECORDING MATERIAL - In a digital printer, print groups are provided each having a respective developer station using liquid developer comprising carrier fluid and toner. A supply arrangement to supply the print groups is provided with fluids and to accept used and unconsumed fluids from the print groups. The supply arrangement has a first supply unit common to all print groups to supply the print groups with the fluids, at least one reservoir containing a carrier fluid. A second supply unit per color supplies the respective print group for the color with liquid developer. The second supply unit comprises a first buffer container connected with a reservoir, the reservoir containing carrier fluid and concentrated toner as toner concentrate. A second buffer container for carrier fluid is connected with the carrier fluid reservoir in the first supply unit. A mixing unit is connected with the first and second buffer containers for mixing together the liquid developer, the mixing unit being connected via a feed pump to supply the liquid developer for the color to the respected developer station of the respective print group. | 05-22-2014 |
| 20140147172 | DEINKABLE LIQUID TONER - A deinkable liquid toner is disclosed herein. The deinkable liquid toner includes a non-polar carrier fluid, a styrene-alkyl acrylate, and a colorant. The styrene-alkyl acrylate has a glass transition temperature ranging from about 65 C to about 100 C. A method for making the deinkable liquid toner and a printing system are also disclosed herein. | 05-29-2014 |
| 20150063871 | System and Method for Applying Liquid Toner to a Developing Member in a Digital Printer - A system for applying liquid toner to a developing member in a digital printer. The system includes a reservoir for storing liquid toner, a feed member and a developing member. The feed member is arranged to rotate to transfer liquid toner from the reservoir to the developing member. The system includes a feed assist member. The feed member is arranged for rotating in contact with the feed assist member and making contact with the feed assist member along a contact area which is located, when the system is operational, in the liquid toner in the reservoir. The feed assist member is provided with a compressible contact portion arranged for being compressed in the contact area between the feed member and the feed assist member. | 03-05-2015 |
| 20150078785 | LIQUID ELECTROPHOTOGRAPHY INK DEVELOPER - A liquid electrophotographic ink developer comprises a developer roller ( | 03-19-2015 |
| 20170235253 | LIQUID DEVELOPER SUPPLY DEVICE, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS | 08-17-2017 |
| 20180024471 | IMAGE FORMING APPARATUS | 01-25-2018 |
