| Patent Number |
Title Of Patent |
Date Issued |
| D462379 |
Image drum cartridge |
September 3, 2002 |
|
| D451539 |
Toner cartridge |
December 4, 2001 |
|
| D450752 |
Toner cartridge |
November 20, 2001 |
|
| D450344 |
Image drum cartridge |
November 13, 2001 |
|
| 8131183 |
Developer collection container, developer cartridge, developing unit and image forming apparatus |
March 6, 2012 |
| A developer collection container includes a developer storing portion having first and second end portions in a longitudinal direction thereof. A developer supply opening is provided on the first end portion through which the developer is supplied into the developer storing portion. A |
| 7890003 |
Image forming apparatus |
February 15, 2011 |
| An image forming apparatus includes an image forming unit having an image carrier, a developing agent container for holding a developing agent, and a developing agent supplier for supplying the developing agent from the developing agent container to the image carrier. A controller determ |
| 7813681 |
Contact pressure setting apparatus for an image forming apparatus |
October 12, 2010 |
| A contact pressure setting method of setting a contact pressure between contact members of an image forming apparatus. A film member is inserted into a gap between the contact members and the contact pressure is set so that a pulling force to pull out the film member lies within a pr |
| 7406276 |
Contact pressure setting method and image forming apparatus |
July 29, 2008 |
| A contact pressure setting method of setting a contact pressure between contact members of an image forming apparatus. A film member is inserted into a gap between the contact members and the contact pressure is set so that a pulling force to pull out the film member lies within a pr |
| 7272346 |
Toner holding apparatus, developing apparatus, and image forming apparatus |
September 18, 2007 |
| A toner cartridge includes a first chamber and a second chamber divided by a partition wall. A toner moving member has a screw member that rotates to cause the toner in the first chamber to move. An agitating member includes an agitator bar that agitates the toner in the second chamber. |
| 7187876 |
Image forming apparatus with mechanism to control toner replenishment |
March 6, 2007 |
| An image-forming apparatus includes a mechanism that controls the replenishment amount of toner to a predetermined value. A toner cartridge holds toner therein. The toner cartridge is detachably attached to a process cartridge. The process cartridge has a toner reservoir that holds t |
| 7167671 |
Toner draining mechanism, collected toner container, and image forming apparatus |
January 23, 2007 |
| A toner draining mechanism has a hollow member and a conveying member which is arranged in the hollow member and conveys toner. A toner draining port for draining the conveyed toner is formed in the hollow member. The toner draining port is formed above a bottom surface of the hollow |
| 6904249 |
Toner cartridge and image forming apparatus using the same |
June 7, 2005 |
| A toner cartridge has a first chamber that holds fresh, toner and a waste toner chamber that holds waste toner. The toner cartridge includes a partition that divides an inner space of the toner cartridge into the fresh toner chamber and the waste toner chamber. The partition is such |
| 6892036 |
Toner cartridge having a toner agitator and a reciprocally moving member coupled to the agitator |
May 10, 2005 |
| A toner cartridge has a toner-agitating member that agitates the toner to be supplied to a developing unit. The toner cartridge has at least a part of a detecting mechanism that transmits the motion of the agitating member to detect an amount of the remaining toner in the toner cartridge |
| 6819360 |
Image pickup element and apparatus for focusing |
November 16, 2004 |
| The present invention provides an image pickup apparatus which photoelectrically converts an optical image transmitted through a photographing optical system and formed on a photoconductive surface. The image pickup apparatus includes a first microlens array and a second microlens ar |
| 6546213 |
Toner cartridge and image forming apparatus |
April 8, 2003 |
| A toner cartridge detachably is attached to an image forming apparatus. The toner cartridge includes a toner chamber that holds toner therein and a toner-agitating mechanism that agitates the toner in the toner chamber. The mechanism includes a crank shaft that includes a first crank pin |
| 6320775 |
Power conversion apparatus utilizing zero-phase power supply device that provides zero-phase seq |
November 20, 2001 |
| A power conversion apparatus is provided which includes a power converter including a plurality of semiconductor switching elements which operate to perform power conversion, thereby to generate polyphase alternating current, an ac load circuit connected to an ac output side of the power |
| 6259611 |
PWM power converter |
July 10, 2001 |
| A PWM power converter is provided which includes an adder that adds a high-frequency signal from a high-frequency generator to a voltage command signal, and a PWM generator of carrier comparison type or space vector type that generates a PWM signal based on the output of the adder, which |
| 6137704 |
Power conversion apparatus utilizing zero-phase power supply device that provides zero-phase seq |
October 24, 2000 |
| A power conversion apparatus is provided which includes a power converter including a plurality of semiconductor switching elements which operate to perform power conversion, thereby to generate polyphase alternating current, an ac load circuit connected to an ac output side of the power |
| 6066928 |
Electric system for electric vehicle |
May 23, 2000 |
| An electric system for an electric vehicle includes a voltage type inverter that receives dc input voltage from a dc input circuit, and generates variable ac voltage of a variable frequency, and an ac motor including a plurality of windings each of which has one end connected to an ac ou |
| 6045860 |
Process for manufacturing interior tinned copper tube |
April 4, 2000 |
| A process for manufacturing a copper tube with a tinned inner surface by circulating a substitution-type electroless tin plating solution inside the copper tube. The process is characterized by comprising a first plating step wherein the rate of deposition of a tin film is adjusted so |
| 6023594 |
Image forming apparatus having a plurality of image forming stations including devices and recei |
February 8, 2000 |
| An image forming apparatus such as color electrophotographic printer has a plurality of image forming stations. Each image forming station includes an image forming cartridge and a toner cartridge mounted therein. The toner cartridge has a corresponding first engagement portion. The imag |
| 4977679 |
Azimuth signal generator |
December 18, 1990 |
| In an azimuth signal generator for an automobile navigation system a change in the rotational rate of an inertia rotary member, which has its rotary shaft held vertically and is driven at substantially a constant speed, is detected as a direction changing rate of the car and the directio |
