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    • 61. 发明申请
    • IMAGE FORMING APPARATUS AND METHOD FOR CALIBRATING DENSITY AND COLOR
    • 图像形成装置和校准密度和颜色的方法
    • US20130058662A1
    • 2013-03-07
    • US13595526
    • 2012-08-27
    • Yoshihisa Nomura
    • Yoshihisa Nomura
    • G03G15/00
    • G03G15/55G03G15/50G03G2215/00067G03G2215/00616H04N1/401
    • According to the embodiments of the invention, the problem to be solved is whether errors have occurred for color sensors for calibrating density and color or their corresponding reference plates. At step S103, it is determined whether the difference is larger than a predefined threshold. If so, the sensors are determined abnormal; otherwise, it is normal. At step S111, color sensors 50a, b, c, and d read the density of recording medium 11 on at least one of its coordinates, compares the readings of sensors determined abnormal with that of sensors determined normal, and determines whether the difference obtained at step S112 is within the predefined threshold. At step S114, for color sensors determined abnormal at step S103, an abnormity alarm message is displayed on a UI as shown in FIG. 8 or sent to the user via e-mail.
    • 根据本发明的实施例,要解决的问题是是否出现用于校准密度和颜色的颜色传感器或其对应的参考板的误差。 在步骤S103中,确定差异是否大于预定阈值。 如果是这样,传感器被确定为异常; 否则,这是正常的。 在步骤S111中,彩色传感器50a,b,c,和d在其坐标中的至少一个上读取记录介质11的浓度,将确定为异常的传感器的读数与正常确定的传感器的读数进行比较,并且确定是否在 步骤S112在预定义的阈值内。 在步骤S114中,对于在步骤S103中判断为异常的颜色传感器,在UI上显示异常警报消息,如图3所示。 8或通过电子邮件发送给用户。
    • 63. 发明授权
    • Hydraulic brake system with enhanced braking force for rear wheels
    • 液压制动系统,后轮增强制动力
    • US5393131A
    • 1995-02-28
    • US114171
    • 1993-09-01
    • Yoshihisa NomuraMichiharu Nishii
    • Yoshihisa NomuraMichiharu Nishii
    • B60T8/26B60T8/44B60T8/48B60T8/94B60T13/14B60T15/36B60T8/32
    • B60T13/145B60T8/26B60T8/445B60T8/4809B60T8/94
    • A hydraulic brake system operates so that under anti-lock control, the braking forces for the rear wheels are enhanced in order to reduce braking loads for the front wheels. Further, upon the occurrence of a malfunction of the anti-locking control, the hydraulic pressure which is supplied to the front and the rear wheels is equalized in order to prevent the rear wheels from locking. In preferred embodiments, a small hydraulic pressure is supplied from a master cylinder to the front wheels while a large pressure is supplied from a brake booster to the rear wheels. Due to the large fluid pressure, the braking forces of the rear wheels are enhanced so that the rear wheels might tend to lock easily. However, anti-lock control can be performed effectively in order to avoid the rear wheels from locking. Upon the malfunction of the anti-lock control, a switching valve is operated so that the brake pressure which is supplied to the front and the rear wheels is equalized. The switching valve operates so that the braking forces of the rear wheels are mutually reduced in comparison to the braking forces of the front wheels. Therefore, it is also possible to prevent the rear wheels from locking if the anti-lock control fails. Thus, the vehicle stability is maintained even if the anti-lock control fails.
    • 液压制动系统的操作使得在防抱死控制下,后轮的制动力增强,以减少前轮的制动负荷。 此外,在发生防抱死控制的故障时,向后轮供给的液压相等,以防止后轮卡止。 在优选实施例中,从主缸向前轮供给小的液压,同时从制动助力器向后轮供给较大的压力。 由于大的流体压力,后轮的制动力增强,使得后轮易于被锁定。 然而,可以有效地执行防抱死控制,以避免后轮的锁定。 在防抱死控制的故障时,操作切换阀,使得提供给前轮和后轮的制动压力相等。 切换阀的操作使得与前轮的制动力相比,后轮的制动力相互减小。 因此,如果防抱死控制失败,也可以防止后轮锁定。 因此,即使防抱死控制失败,也保持车辆稳定性。
    • 64. 发明授权
    • Braking control apparatus for use in motor vehicle
    • 用于汽车的制动控制装置
    • US4872730A
    • 1989-10-10
    • US259583
    • 1988-10-18
    • Kozi TakagiNoriyuki IdoSadayuki OhnoHideaki SuzukiYoshiaki InoueYoshihisa Nomura
    • Kozi TakagiNoriyuki IdoSadayuki OhnoHideaki SuzukiYoshiaki InoueYoshihisa Nomura
    • B60T8/175B60T8/1761B60T8/40
    • B60T8/175B60T8/17616B60T8/4013
    • A braking control apparatus for use in a motor vehicle having at least one wheel comprising a master cylinder for generating a hydraulic pressure in response to a braking operation of a vehicle driver, an accumulator for accumulating a hydraulic pressure and at least one wheel braking cylinder for braking the wheel in accordance with a hydraulic pressure supplied thereinto. A passage system is provided so that the wheel braking cylinder is communicated therethrough with the master cylinder and the accumulator. In the passage system are provided first and second change-over valves for cutting off the pressure from the master cylinder, cutting off the pressure from the accumulator and a third control valve disposed between the wheel braking cylinder and the master cylinder or the accumulator for establishing and cutting off the communication therebetween. An control unit controls the operations of the first to third valves so as to, in response to cutting off the communication with the accumulator, establish the communication with the wheel braking cylinder, and then establish the communication with the master cylinder. This valve control prevents the high-pressure remaining in the passage system after the cutting-off of the communication with the accumulator from being rapidly applied to the master cylinder.
    • 一种用于机动车辆的制动控制装置,其具有至少一个车轮,所述至少一个车轮包括响应于车辆驾驶员的制动操作而产生液压的主缸,用于累积液压的蓄能器和用于至少一个车轮制动缸 根据供应的液压制动车轮。 提供通道系统,使得车轮制动缸与主缸和蓄压器连通。 在通道系统中设置有用于切断主缸压力的第一和第二转换阀,切断蓄能器的压力和设置在车轮制动缸和主缸或蓄能器之间的第三控制阀,用于建立 并切断其间的通信。 控制单元控制第一至第三阀的操作,以响应于切断与蓄能器的连通,建立与车轮制动缸的通信,然后与主缸建立通信。 该阀控制防止在与蓄能器的连通中断之后残留在通道系统中的高压快速施加到主缸。
    • 65. 发明授权
    • Hydraulic booster equipped with emergency accumulator
    • 液压助力器配有紧急蓄能器
    • US4835967A
    • 1989-06-06
    • US212223
    • 1988-06-27
    • Yoshihisa Nomura
    • Yoshihisa Nomura
    • B60T13/12B60T13/14
    • B60T13/148
    • A hydraulic booster equipped with an emergency accumulator, wherein reaction and power pistons are slidably fitted in a housing such that the two pistons define a power chamber therebetween. The booster includes a control valve having a normally closed power chamber passage formed therethrough so as to communicate with the power chamber, and a normally open passage connecting a pump and a reservoir. The valve is operated in response to an operation of the reaction piston, so as to restrict a fluid flow through the normally open passage from the pump toward the reservoir, thereby raising a pressure of the fluid delivered from the pump, and open the power chamber passage to apply the raised pressure to the power chamber. A pressure reducing device is provided in the power chamber passage, for reducing a fluid pressure in the power chamber passage and applying the reduced pressure to the power chamber, at least while a rate of fluid flow through the power chamber passage is higher than a preset limit. The emergency accumulator is connected between the pressure reducing device and the pump, for storing a portion of the fluid whose pressure is raised by the control valve, and supplying the power chamber with the stored fluid, in the event of a failure where a pressurized fluid cannot be fed from the pump.
    • 一种配备有紧急蓄能器的液压助力器,其中反作用力和动力活塞可滑动地装配在壳体中,使得两个活塞在它们之间限定动力室。 增压器包括控制阀,其具有通过其形成的常闭动力室通道,以与动力室连通,以及连接泵和储存器的常开通道。 响应于反应活塞的操作,阀被操作,以便限制流经泵的常开通道的流体流向储存器,从而提高从泵输送的流体的压力,并打开动力室 通过将升高的压力施加到动力室。 在动力室通道中设置有减压装置,用于减少动力室通道中的流体压力并将减压力施加到动力室,至少在通过动力室通道的流体流量高于预设值时 限制。 紧急蓄能器连接在减压装置和泵之间,用于储存压力由控制阀升高的一部分流体,并且在发生故障的情况下向压力室供应储存的流体,其中加压流体 不能从泵送入。
    • 66. 发明授权
    • Portless type master cylinder device with intake valve and flow
resisting means between pressure chamber and reservoir chamber
    • 具有进气阀和压力室与储油室之间的阻流装置的无端式主缸装置
    • US4753075A
    • 1988-06-28
    • US918974
    • 1986-10-15
    • Yoshihisa NomuraShigeru Sakamoto
    • Yoshihisa NomuraShigeru Sakamoto
    • B60T11/16B60T11/20B60T11/232
    • B60T11/20B60T11/16B60T11/232
    • In this portless type master cylinder device, a cylinder bore is formed in a body thereof, and a piston member is fitted in the cylinder bore and is slidably movable from an initial axial position therein and defines a pressure chamber on its one side and a reservoir chamber on its other side in cooperation with the cylinder bore. An intake valve communicates between the cylinder chamber and the reservoir chamber, and is opened when the piston member is in its initial axial position while it is closed when the piston member moves through more than a determinate relatively small axial distance from its initial axial position. Intermediately along the fluid flow path between the intake valve and the reservoir chamber, there is provided a means for presenting a relatively high flow resistance to flow of fluid in the direction from the intake valve to the reservoir chamber. Thereby, in the dynamic operational mode, the stroke of the piston member has a much reduced inactive initial stroke portion, as compared with other portless type master cylinder devices, and the operational feeling of the master cylinder device is greatly improved.
    • 在该无端型主缸装置中,在其主体中形成有缸孔,并且活塞构件装配在缸孔中,并且可从其初始轴向位置可滑动地移动并且在其一侧限定一压力室, 在其另一侧与气缸孔配合。 进气阀在气缸室和储存室之间连通,并且当活塞构件处于其初始轴向位置时被打开,同时当活塞构件从其初始轴向位置移动超过确定的相对小的轴向距离时,进气阀关闭。 在进气门和储存室之间的流体流动路径之间,设置有用于在从进气阀到储存室的方向上呈流体流动相对较高的流动阻力的装置。 因此,在动态运行模式中,与其他无端型主缸装置相比,活塞部件的冲程大大减少了无效初始行程部分,主缸装置的操作感大大提高。
    • 68. 发明授权
    • Wheel slip control system
    • 轮滑控制系统
    • US4681374A
    • 1987-07-21
    • US790453
    • 1985-10-23
    • Kazumasa NakamuraIkuya KobayashiTakahiro NogamiAkira ShiraiKaoru OhashiYoshihisa Nomura
    • Kazumasa NakamuraIkuya KobayashiTakahiro NogamiAkira ShiraiKaoru OhashiYoshihisa Nomura
    • B60K28/16B60T8/175B60T8/176B60T8/1761B60T8/32B60T8/34B60T8/48B60W10/00B60W10/04B60W10/06B60W10/18B60W10/188F02D29/02B60T8/00
    • B60T8/17616B60T8/175B60T8/48
    • A wheel slip control system used for a vehicle comprising: a pressure source selector being informed of a first pressure of a first pressure source and a second pressure of a second pressure source and adapted to select one of the first and second pressure source, a slip controller receiving a first adjustment signal for anti-skid control to adjust the first pressure provided by the pressure source selector or receiving a second adjustment signal for traction control to adjust the second pressure provided by the pressure source, selector a brake slip detector detecting the state of slipping of wheels during a braking operation of the vehicle and producing a brake slip signal, an acceleration slip detector detecting the state of slipping of wheels during an accelerating operation of the vehicle, a second throttle valve being placed at an intake air path provided with a first throttle valve interlocked to an acceleration increase member; and an electronic controller receiving the brake slip signal and providing the first adjustment signal for the slip controller so that the driven wheel speed is within a first predetermined range, receiving the acceleration slip signal and providing the second adjustment signal for the slip controller so that the driven wheel speed is within a first predetermined range, and providing the third adjustment signal to a driving member for driving the second throttle valve for the slip controller so that the driven wheel speed is within a second predetermined range.
    • 一种用于车辆的车轮打滑控制系统,包括:压力源选择器,通知第一压力源的第一压力和第二压力源的第二压力,并适于选择第一和第二压力源中的一个,滑动 控制器接收用于防滑控制的第一调节信号以调节由压力源选择器提供的第一压力或接收用于牵引力控制的第二调节信号以调节由压力源提供的第二压力,选择器检测状态的制动器滑移检测器 在车辆的制动操作期间滑动车轮并产生制动滑移信号;加速滑行检测器,检测在车辆的加速操作期间车轮的滑动状态,第二节流阀设置在设置有车辆的进气道 与加速度增加构件互锁的第一节流阀; 以及电子控制器,其接收制动滑移信号,并为滑移控制器提供第一调整信号,使得从动轮速度在第一预定范围内,接收加速滑移信号并为滑差控制器提供第二调整信号, 驱动轮速度在第一预定范围内,并且将第三调节信号提供给用于驱动滑动控制器的第二节流阀的驱动构件,使得从动轮速度在第二预定范围内。
    • 69. 发明授权
    • Wheel slip control system
    • 轮滑控制系统
    • US4681373A
    • 1987-07-21
    • US775005
    • 1985-09-11
    • Yoshihisa NomuraMasakazu IshikawaAkira ShiraiTakahiro NogamiKazumasa NakamuraKaoru Ohashi
    • Yoshihisa NomuraMasakazu IshikawaAkira ShiraiTakahiro NogamiKazumasa NakamuraKaoru Ohashi
    • B60T8/175B60T8/1761B60T8/32B60T8/42B60T8/48B60T8/70G11B7/125B60T8/08
    • B60T8/489B60T8/175B60T8/17616B60T8/328B60T8/4275B60T8/48B60T8/4809G11B7/126
    • A wheel slip control system used for a vehicle includes a pressure source selector which selects one of the first pressure source providing a first pressure and a second pressure source providing a second pressure depending on the difference of the two pressures, a slip controller which adjusts the first pressure in response to a first adjustment signal or adjusts the second pressures in response to a second adjustment signal and thereafter operates to suppress slipping of the wheels including the driven wheels, a brake slip detector which produces a brake slip signal upon detection of a slip during braking operation, an acceleration slip detector which produces an acceleration slip signal upon detection of a slip during accelerating operation, and an electronic controller which provides the first adjustment signal to the slip controller based on the brake slip signal for the purpose of vehicle anti-skid control and provides the second adjustment signal to the slip controller based on the acceleration slip signal for the purpose of vehicle traction control. The wheel slip control system performs both of anti-skid control and traction control for a vehicle with a simple arrangement.
    • 用于车辆的车轮打滑控制系统包括:压力源选择器,其选择提供第一压力的第一压力源中的一个和根据两个压力的差异提供第二压力的第二压力源;调节控制器 响应于第一调节信号的第一压力或响应于第二调整信号调节第二压力,并且此后操作以抑制包括从动轮的车轮的滑动;制动器滑移检测器,在检测到滑动时产生制动滑移信号 在制动操作期间,加速滑移检测器,其在加速操作期间检测到滑差时产生加速滑移信号;以及电子控制器,其基于制动滑移信号向车辆控制器提供第一调节信号, 基于滑动控制器提供第二调整信号给滑动控制器 加速滑行信号用于车辆牵引力控制。 车轮滑移控制系统对于车辆进行简单的布置进行防滑控制和牵引力控制。
    • 70. 发明授权
    • Solenoid-operated hydraulic control device for anti-skid brake system
    • 电动液压控制装置,用于防滑制动系统
    • US4668024A
    • 1987-05-26
    • US797134
    • 1985-11-12
    • Nobuyasu NakanishiMasakazu IshikawaAkira ShiraiYoshihisa NomuraNoboru NoguchiHirochika Shibata
    • Nobuyasu NakanishiMasakazu IshikawaAkira ShiraiYoshihisa NomuraNoboru NoguchiHirochika Shibata
    • B60T8/36B60T8/50B60T8/02
    • B60T8/5093B60T8/3645B60T8/5037B60T8/5043
    • A hydraulic control device for an anti-skid brake system for a vehicle, including a solenoid-operated directional control valve for communication of a pressure chamber in a hydraulic actuator, selectively with a hydraulic power source and a reservoir, and a solenoid-operated flow control valve disposed between the directional control valve and one of the pressure chamber, hydraulic power source and reservoir, the hydraulic control device being operated to effect rapid and slow rise and fall of a pressure in the hydraulic actuator, in response to a slip ratio of a wheel of the vehicle. The flow control valve comprises a flow restrictor which permits a restricted flow of a fluid through the valve even when its valving member is seated on a valve seat in which a valve hole is open. The flow restrictor is provided in one of various forms except an ordinary orifice with a small diameter. The flow restrictor may be a groove formed in an end face of a valving member opposite to the valve seat, a rough or ragged surface of the valve seat or valving member, or a porous structure formed on the valving member so as to contact the valve seat. Alternatively, the flow restrictor may be formed by a porous structure which fills a hole formed in parallel with the valve hole which is open in the valve seat.
    • 一种用于车辆的防滑制动系统的液压控制装置,包括用于将液压致动器中的压力室选择性地与液压动力源和储存器连通的电磁式方向控制阀以及电磁操作流 所述控制阀设置在所述方向控制阀与所述压力室,液压动力源和储存器中的一个之间,所述液压控制装置被操作以响应于液压致动器中的压力的​​快速和缓慢上升和下降 车轮。 流量控制阀包括限流器,其允许流体通过阀的流动受到限制,即使其阀构件位于阀孔打开的阀座上。 除了具有小直径的普通孔之外,限流器以各种形式提供。 限流器可以是形成在与阀座相对的阀构件的端面中的槽,阀座或阀构件的粗糙或不规则的表面,或形成在阀构件上以与阀接触的多孔结构 座位。 或者,流量限制器可以由填充与阀座中开口的阀孔平行形成的孔的多孔结构形成。