Konica Corporation

Konica Minolta Business Technologies, Inc.

Daiichi Pharmaceutical Co., Ltd.

Konami Digital Entertainment Co., Ltd.

Toru Makino

Tadashi Miwa

Jun Onishi

Naoto Tokutake

Chohiko Fukuo

Taku Saito

Ken Nonaka

Kazuya Nishimura

Naoki Ohta

Kazuhiko Sato

Yukio Yokoyama

Isao Endo

Yozo Fujii

Fumitaka Mochizuki

Isao Matsuoka

Masahiro Shigetomi

Takahiro Iwasaki

Satoshi Hamaya

Junichi Otani

Sadahiro Shimizu

Akira Tai

Sachie Matsudaira

Naoki Watanabe

Hidehiro Kanda

Sadatoshi Inoue

Shinjiro Ito

Kazunori Ishige

Wang Zhoa Yan

Ryoko Yoshikawa

A game machine includes an input device that is capable of detecting a position at which a user performs an operation, and a control device that commands the user respective positions and timings at which a plurality of operations is to be performed by the user upon the input device, and that evaluates the operations by the user: wherein the control device includes an operation determination device that determines presence or absence of an operation corresponding to a command for any one operation, on the basis of whether or not the operation has been detected within a range of determination; and when an operation is detected in an overlapped region between ranges of determination, the operation determination device allocates an operation detected in the overlapped region as an operation detected in one of the ranges, and excludes the operation in relation to another of the ranges.

Game machine and computer program thereof

An image forming method including: inputting a pulse width modulated signal into a laser beam output section and thereby outputting a laser beam, wherein a pulse width of the pulse width modulated signal is changed based on image data containing density information; scanning the laser beam onto a surface of a photoreceptor through an optical scanning apparatus and thereby outputting an image; detecting a diameter of the laser beam in a sub-scanning direction formed on the surface of the photoreceptor, the diameter of the laser beam inherent to each optical scanning apparatus and changing along an image height in a main scanning direction; and correcting the pulse width in response to the diameter in the sub-scanning direction so that the image output density is uniform with respect to one and the same input density in the image data.

Image forming method, optical scanning apparatus and image forming apparatus

An image forming apparatus having: a plurality of image bearing bodies on each of which a toner image is formed; a plurality of drive sections for rotating the plurality of image bearing bodies; a carrying section for carrying a transfer medium; and a transfer section for superposing each of the toner images formed on each of the image bearing bodies onto the transfer medium to transfer, wherein each of the drive sections is coupled with each of the image bearing bodies by a coupling comprising a drive section side coupling portion and an image bearing body side coupling portion which are formed to be engagable with each other, and at least one of the drive section side coupling portion and the image bearing side coupling portion is freely engaged with a rotary shaft for transmitting a torque from each of the drive sections to each of the image bearing bodies.

Image Forming Apparatus Having Drive Section Coupled with Image Bearing Body

A cleaning device for cleaning a toner from a surface of a cylindrical latent image carrier having; a cleaning blade mechanism which includes a cleaning blade arranged so that a tip edge portion on a first surface of the cleaning blade contacts with the surface of the cylindrical latent image carrier, and a supporting member positioned on a second surface at a base end portion of the cleaning blade to urge the cleaning blade to contact with the surface of the cylindrical latent image carrier; and a laminar vibration-damping member whose base end portion is held by the supporting member on the second surface of the cleaning blade, wherein, on a tip end portion of the vibration-damping member, a plurality of slits are formed so that a plurality of tab portions are formed to be arranged in the axial direction of the cylindrical latent image carrier.

Cleaning device with improved damping member and image forming apparatus using the same

A rotation stabilizing device includes a rotary member rotated around a rotating center axis, an inertia member vibrating in accordance with a change of rotating speed of the rotary member, and a viscoelastic connector for detachably connecting the inertia member to the rotary member. The viscoelastic connector has viscosity and elasticity so as to change form in accordance with vibration of the inertia member. The inertia member is connected to at least one of an outer side and an inner side of the rotary member at a same phase in a direction of the rotating center axis of the rotary member by the viscoelastic connector.

Rotation stabilizing device including inertia member connected to rotary center axis of a rotary member by a viscoelastic member

A rotation stabilizing device of the invention has therein a rotary member which rotates around the central rotation axis, an inertia member which is arranged at the position different from that for the royary member in terms of the axial direction of the central rotation axis, and a connecting member which is provided with a viscoelastic member having viscosity and elasticity and connects the rotary member and the inertia member in a detachable manner through the viscoelastic member, and is characterized in that the connecting member is provided at the position which is away from the central rotation axis in the radial direction.

Rotation stabilizing device

Enantiomerically pure substituted oxaaza compounds, salts of the same, and processes for the preparation of both

A process for industrially preparing intermediates of aromatic amidine derivatives having anticoagulant activity, i.e., compounds represented by formula (3) or salts thereof, by the following reaction scheme including (1), (2), and (3), wherein R represents H or an alkyl group; and R represents H, an alkyl group, or an alkanoyl group

Process for preparing 3-(7-amidino-2-naphthyl)-2-phenylpropionic acid derivatives

A clutch is provided with an input section for inputting driving force in to the clutch, an output section for outputting driving force from the clutch, a shifting device for shifting one of the input section and the output section against the other one between an engaging position where the driving force is transmitted by the engagement of the input section with the output section and a releasing position where the driving force is intercepted by releasing the one from the other; and a shock easing member provided to at least one of the input section and the output section, for ease shock caused by the shifting.

Electromagnetic clutch

In a driving apparatus to transmit driving power to an image carrying member in an image forming apparatus, provided with a driving gear and a flywheel coupled with the image carrying member, there are further provided with a rigid protrusion fixed on one of the driving gear and the flywheel; and an elastic member fixed on the other one of the driving gear and the flywheel, the elastic member is shaped so as to engage with the rigid protrusion and includes a first member provided in contact with the rigid protrusion at the engaging portion for elastically deforming itself so as to control a natural frequency value of a driving system including said rotating body, and a second member for controlling damping characteristics of said driving system.

Driving apparatus for image carrying member

An image forming apparatus having a rotational body. The apparatus includes: the rotating body such as a photoreceptor drum; a driver for driving the rotating body; the first member, provided in a driving transmission path of the driving force, for transmitting the driving force from the driving source to the rotating body, and for elastically deforming itself so as to control a natural frequency value of a driving system including the rotating body and driving source; and the second member, provided in the driving transmission path of the driving force, for controlling damping characteristics of the driving system.

Rotational body driving apparatus and an image forming apparatus in use

A developer in use with an image forming apparatus. The developer includes: a developing sleeve which rotates and holds toner on itself so as to develop a latent image on a photoreceptor with the toner; a driving motor for generating a rotational driving force; a drive transmission for transmitting the rotational driving force of the driving motor to the developing cartridge in which the drive transmission has a transmitting state and an untransmitting state; and a shock easing controller or member for easing a shock of transmission of the rotational driving force to the developing sleeve in the transmitting state, in which the shock easing controller or member is provided in at least one of the driving means and the drive transmission means.

Developing apparatus in use with an image forming apparatus

A proper frequency of a driving system is shifted to a high frequency side by increasing the rigidity of a photoreceptor drum or the proper frequency of the driving system is shifted to a low frequency side by reducing the rigidity of the photoreceptor drum so that the proper frequency of the driving system is made so as not to conform with a frequency of a speed fluctuation component transmitted to the driving system. With this construction, the photoreceptor drum is prevented from causing the resonance and the speed fluctuation is reduced so that an image quality can be improved.

Damping device for rotating members

A driving mechanism for rotating a rotary body in use with an image forming apparatus such as a copying machine or a printer. The mechanism includes: a rotary body having an axis on a driving shaft; a driving mechanism, including a gear chain, for rotating the rotary body; a first dynamic damper, located at a first side of the rotary body on the axis, having a first specific frequency band for absorbing a vibration of the rotary body; and a second dynamic damper, located at a second side which is opposite to the first side on the axis, having a second specific frequency band for absorbing the vibration of the rotary body.

Driving apparatus for a rotary body in use with an image forming

An apparatus for rotating a photoreceptor of a given length in its axial direction, comprises a driven system including the photoreceptor and a shaft provided at the axis of the photoreceptor and a driving system including a driving source and a transmission mechanism. The driven system and the driving system are arranged so that the proper oscillation frequency of the driven system is made lower than both the frequency of fluctuation component caused per one rotation of the driving system and the frequency of fluctuation component caused per one tooth of the transmission mechanism.

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Tokyo, Japan

Toru Makino