Matches 1 - 33 out of 33

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US20080069587 Locking feature for use in cartridge insertion guide applications  
A guide is used to protect a corona cartridge during shipping and during insertion into an electrostatic marking apparatus. The guide has dimensions that will permit the cartridge to fit therein...
US20070248379 Corona wire cartridge, corona discharger, and image forming apparatus using the corona discharger  
A corona wire cartridge includes: a reel around which a corona wire is wound; a reel holder that rotatably supports the reel; a casing having a receiving portion which receives the reel and the...
US20140270847 CHARGER POSITIONING ADJUSTER AND IMAGE FORMING APPARATUS INCORPORATING SAME  
A charger positioning adjuster, which is included in an image forming apparatus and disposed facing a charger uniformly charging a surface of an image carrier using corona discharging, includes a...
US20080050135 Sheet transport device and image forming apparatus  
A sheet transport device and an image forming apparatus using the sheet transport device are disclosed. The sheet transport device includes a transport belt rotating around rollers that transports...
US20120141163 DISENGAGING AN IMAGING MEMBER FROM A PHOTOCONDUCTOR  
A method for engaging and disengaging an imaging member from a photoconductor includes enclosing the photoconductor in a shield; using a portion of the shield to maintain a space between the...
US20060233568 Cartridge and image forming apparatus  
A cartridge may include a frame; a photosensitive member that is rotatably supported about a rotation axis inside the frame; a discharge induction electrode that is supported inside the frame and...
US20090311005 IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS  
An image forming unit is provided with a regulating member placed in such a way as to surround a charging roller to regulate movement thereof. The regulating member has a pressing section inclined...
US20130188983 IMAGE FORMING APPARATUS  
Inside a charger for uniformly charging a surface of a photosensitive drum, a wire to which high voltage is applied is stretched. The duration of life of the wire is shorter than that of the...
US20150098725 CHARGING UNIT, IMAGE FORMING APPARATUS, AND CHARGING UNIT SUPPORT MEMBER  
Provided is a charging unit including a charging member that is provided and comes in contact with a surface of an image holding member holding an image to charge the image holding member, a...
US20090232544 IMAGE FORMING APPARATUS  
An image forming apparatus includes a plurality of image forming units arranged in parallel, each image forming unit having an image carrying member and a charging roller disposed face to face...
US20120141164 APPARATUS FOR DECOUPLING A ROLLER CHARGER FROM A PHOTOCONDUCTOR  
An apparatus for engaging and disengaging an imaging member from a photoconductor includes a shield enclosing the photoconductor. A detent on the shield to maintains a space between the imaging...
US20070269234 Image forming apparatus  
There is provided an image forming apparatus including: an image carrier carrying an image; a charging roll charging the image carrier; a cleaning member configured to be brought into contact with...
US20100322665 IMAGE FORMING APPARATUS INCLUDING CORONA CHARGER  
An image forming apparatus includes a photosensitive member; a corona charger provided with a discharging wire for electrically charging the photosensitive member; an exposure device for exposing...
US20120308262 POSITIONING SYSTEM FOR A CHARGE ROLLER  
A printer includes a photoconductor, a charge roller, and a positioner. The photoconductor includes an outer surface defining a seam region and a non-seam region while the charge roller is...
US20120207514 IMAGE FORMING APPARATUS  
An image forming apparatus includes a charger facing a rotatably supported image carrier, the charger being configured to charge the image carrier on which an electrostatic latent image is to be...
US20110182618 CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS  
Provided are a charging member capable of maintaining excellent wear resistance even after repeated use, and a process cartridge and an electrophotographic apparatus each having the charging...
US20110305481 CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS  
An object of the present invention is to provide a charging member that brings out stable charging performance over a long period of time and also makes the surface of an electrophotographic...
US20110103830 COVER AND CARTRIDGE  
An electrophotographic image forming apparatus detachably mountable to a main assembly of the apparatus, includes a rotatable image bearing member on which a latent image is to be formed; charging...
US20110069989 DEVELOPING UNIT AND IMAGE FORMING APPARATUS HAVING THE SAME  
A developing unit and an image forming apparatus having the same. The developing unit includes a controlling unit to restrict a contact position between the charging roller and a photosensitive...
US20110044722 Roller Separation Cam with Automatic Engagement  
A printer cartridge is provided that allows a charge roller to be separated from a photoconductive drum when the printer cartridge is not used within an image forming device. The printer cartridge...
US20100239315 Image Forming Device Employing Charger for Charging Photosensitive Member  
An image forming device includes a photosensitive member and a charger for charging the photosensitive member. The photosensitive member has a photosensitive surface that moves in a moving...
US20100104320 CHARGING MEMBER ASSEMBLY USABLE WITH BODY TO BE CHARGED AND CHARGING APPARATUS FOR IMAGE FORMING APPARATUS  
Disclosed is a charging apparatus usable with an image forming apparatus that includes a body to be charged; a housing to rotatably support the body to be charged, a charging member to charge a...
US20150309436 Control for a Non-Contact Charging Roller  
A charging assembly controls a selectable non-contact distance between a charge roller and an imaging surface.
US20150160579 IMAGE FORMING APPARATUS  
An image forming apparatus includes a corona charger configured to charge a photosensitive member surface, an exposure device configured to expose the photosensitive member surface to form an...
US20130129385 DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME  
A developing device that attaches/detaches to/from a main body of an image forming apparatus includes a photosensitive drum, a charging roller to rotate while contacting the photosensitive drum to...
US20130129381 IMAGE FORMING APPARATUS  
An image forming apparatus includes a main body of the image forming apparatus; a developing cartridge that is detachably disposed in the main body and includes an image carrier; a charging roller...
US20130028633 Image Forming Device Capable of Easily Detaching and Attaching Developer Cartridge Relative to Main Casing  
An image forming device includes a permitting unit and a moving unit. The permitting unit selectively establishes a first positional relationship in which photosensitive members contact an endless...
US20120207513 CHARGING DEVICE AND IMAGE FORMING APPARATUS  
A charging device includes a charger facing a rotatably supported image carrier and configured to charge the image carrier on which an electrostatic latent image is to be formed, and a movement...
US20120207506 CHARGING DEVICE, IMAGE FORMING ASSEMBLY AND IMAGE FORMING APPARATUS USING THE CHARGING DEVICE  
A charging device includes a charging member in contact with or adjacent to a charged body, a charge housing that holds the charging member, bearing members that rotatably support the charging...
US20120063794 IMAGE FORMING APPARATUS, GAP CONTROL METHOD  
An image forming apparatus according to the embodiments includes a photoconductor, a charging unit which charges the photoconductor and is disposed to face the photoconductor in a non-contact...
US20110222903 PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS  
A process cartridge detachably mountable to a main assembly of an image forming apparatus includes a rotatable image bearing member on which an image is to be formed; a rotatable roller which is...
US20110182617 CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS  
The present invention provides a charging member which can maintain excellent wear resistance even though being used repeatedly. In the charging member having a surface layer, the surface layer is...
US20110064460 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD  
An image forming apparatus includes an image carrier, a charging member which charges the image carrier and is arranged to provide an interval between itself and the image carrier, a power source...
Matches 1 - 33 out of 33