Patent application number | Description | Published |
20100080624 | ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - An electrophotographic image forming apparatus for forming an image on a recording material, the electrophotographic image forming apparatus includes a drum cartridge including an electrophotographic photosensitive member drum; a developing cartridge including a developing roller for developing an electrostatic latent image formed on the electrophotographic photosensitive drum using a developer; a supporting member movable between an inside position and a retracted position in the state that supporting member supports the drum cartridge and the developing cartridge, wherein the inside position is inside the main assembly of the apparatus, and the retracted position is retracted from the main assembly of the apparatus; wherein the supporting member supports the drum cartridge and the developing cartridge independently demountably therefrom, wherein mounting and demounting directions of the drum cartridge relative to the supporting member and mounting and demounting directions of the developing cartridge are different from each other. | 04-01-2010 |
20100232832 | DEVELOPING CARTRIDGE, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - A developing cartridge detachably mountable to an image forming apparatus main body having main body side guide portions and a cartridge mounting portion, including: a developer containing portion; a developing roller for developing a latent image formed on a photosensitive member with developer; first cartridge side guide portions provided at one end and the other end in a longitudinal direction of the roller, for engaging with the main body side guide portions to regulate a movement locus of the cartridge when the cartridge is mounted to the main body; and protruding portions provided at one end and the other end in the longitudinal direction, wherein the cartridge is mounted to the main body in a mounting direction orthogonal to the longitudinal direction with the roller being a leading edge, and the protruding portions protrude on a downstream side further than the roller in the mounting direction. | 09-16-2010 |
20100322664 | DEVELOPING CARTRIDGE, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - A developing cartridge detachably mountable to an image forming apparatus main body having main body side guide portions and a cartridge mounting portion, including: a developer containing portion; a developing roller for developing a latent image formed on a photosensitive member with developer; first cartridge side guide portions provided at one end and the other end in a longitudinal direction of the roller, for engaging with the main body side guide portions to regulate a movement locus of the cartridge when the cartridge is mounted to the main body; and protruding portions provided at one end and the other end in the longitudinal direction, wherein the cartridge is mounted to the main body in a mounting direction orthogonal to the longitudinal direction with the roller being a leading edge, and the protruding portions protrude on a downstream side further than the roller in the mounting direction. | 12-23-2010 |
20110200340 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image bearing member; a plurality of developing cartridges including respective toner accommodating portions for accommodating toners for forming an image on the image bearing member; a discriminating portion for discriminating color of the toner accommodated in each of the plurality of developing cartridges; a controller capable of controlling an image forming operation in a state in which the developing cartridges, of the plurality of developing cartridges, accommodating the toners of the same color are mounted; and a storing portion for storing lifetime information of the plurality of developing cartridges, respectively. When the developing cartridges accommodating the toners of the same color are mounted, the controller determines the developing cartridge, of the developing cartridges accommodating the toners of the same color, to be used for performing the image forming operation, on the basis of the lifetime information. | 08-18-2011 |
20110245054 | LUBRICANT SUPPLYING METHOD, SUPPORTING MEMBER AND ROTATABLE MEMBER UNIT - A lubricant supplying method for supplying a lubricant to a sliding portion between a cylindrical rotatable member for use in an electrophotographic image forming apparatus and a supporting member for slidably supporting an inner peripheral surface at one end side of the rotatable member with respect to a rotational axis direction of the rotatable member, includes a step of engaging the supporting member, including a hollow portion and an opening which communicates with the hollow portion and is provided at a position in which the opening opposes the sliding portion, with the rotatable member at the one end side; and a step of supplying the lubricant from the hollow portion toward the sliding portion through the opening. | 10-06-2011 |
20120063808 | ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - An image forming apparatus includes a drum cartridge supporting member for supporting a plurality of drum cartridges each including a photosensitive drum, wherein the drum cartridge supporting member is movable; a guide portion for guiding a plurality of developing cartridges each including a developing roller for developing an electrostatic latent image formed on the photosensitive drum; and a moving mechanism for moving the developing cartridge mounted in a main assembly between a developing position in which the electrostatic latent image is to be developed and a retracted position in which the developing cartridge is retracted from the developing position, wherein when the developing cartridge is in the retracted position, the drum cartridge supporting member is permitted to move between the first position and the second position. | 03-15-2012 |
20120288303 | ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - An electrophotographic image forming apparatus for forming an image on a recording material, the electrophotographic image forming apparatus includes a drum cartridge including an electrophotographic photosensitive member drum; a developing cartridge including a developing roller for developing an electrostatic latent image formed on the electrophotographic photosensitive drum using a developer; a supporting member movable between an inside position and a retracted position in the state that supporting member supports the drum cartridge and the developing cartridge, wherein the inside position is inside the main assembly of the apparatus, and the retracted position is retracted from the main assembly of the apparatus; wherein the supporting member supports the drum cartridge and the developing cartridge independently demountably therefrom, wherein mounting and demounting directions of the drum cartridge relative to the supporting member and mounting and demounting directions of the developing cartridge are different from each other. | 11-15-2012 |
20140037324 | CLEANING APPARATUS, CARTRIDGE, IMAGE FORMING APPARATUS, AND ELASTIC SEAL - A pair of elastic seals disposed at both ends of a cleaning blade of a cleaning apparatus include a back surface contact portion that is in contact with a back surface of the cleaning blade, a drum contact portion that is in contact with a photosensitive drum, and a side end surface facing portion connecting the back surface contact portion to the drum contact portion. Where the distance between one side end surface and another side end surface of the cleaning blade is L0, the distance on a side adjacent to the back surface contact portion, between the side end surface facing portion of one elastic seal and the side end surface facing portion of another elastic seal is L1, and the distance on a side adjacent to the drum contact portion is L2, L102-06-2014 | |
20140348540 | ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - An image forming apparatus includes a drum cartridge supporting member for supporting a plurality of drum cartridges each including a photosensitive drum, wherein the drum cartridge supporting member is movable, with respect to an axial direction of the photosensitive drum, between a first position inside a main assembly of the image forming apparatus and a second position, outside the main assembly, in which the drum cartridges are mountable and dismountable; a guide portion for guiding a plurality of developing cartridges each including a developing roller for developing an electrostatic latent image formed on the photosensitive drum, wherein the guide portion individually guides the developing cartridges mountably to and demountably from the main assembly in an axial direction of the developing roller; and a moving mechanism for moving the developing cartridge mounted in the main assembly between a developing position in which the electrostatic latent image is to be developed and a retracted position in which the developing cartridge is retracted from the developing position, wherein when the developing cartridge is in the retracted position, the drum cartridge supporting member is permitted to move between the first position and the second position. | 11-27-2014 |
Patent application number | Description | Published |
20090069445 | PROPOFOL-CONTAINING FAT EMULSIONS - This invention provides a propofol-containing fat emulsion preparation including: 0.1 to 2 w/v % of propofol, 10 to 20 w/v % of an oily component, and 2 to 5 w/v % of an emulsifier, the weight of the oily component being in the range of about 5 to about 200 times the weight of propofol, the weight of the emulsifier being in the range of about 0.9 to about 50 times that of propofol, and the average size of emulsion particles being 180 nm or less, and a method for preparing the same. Propofol-containing fat emulsion preparation of this invention alleviates the vascular pain that occurs during the administration thereof without incorporating a local anesthetic, such as lidocaine or the like, therein. | 03-12-2009 |
20090192230 | Propofol-containing fat emulsion preparation - The present invention provides a propofol-containing fat emulsion that can be administered with reduced vascular pain without incorporating a local anesthetic such as lidocaine; and a process for producing the same. The fat emulsion comprises 0.1 to 5 w/v % of propofol, 2 to 20 w/v % of an oily component, 0.4 to 10 w/v % of an emulsifier and 0.02 to 0.3 w/v % of at least one compound selected from the group consisting of cyclodextrins, cyclodextrin derivatives and pharmacologically acceptable salts thereof, and is in the form of a fat emulsion. | 07-30-2009 |