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    • 73. 发明授权
    • Lamp device and projector equipped with the same
    • 灯具和投影机配备相同
    • US07661830B2
    • 2010-02-16
    • US11898870
    • 2007-09-17
    • Takeshi TakezawaShohei FujisawaKazuhiro TanakaHiroyuki KobayashiToru Terashima
    • Takeshi TakezawaShohei FujisawaKazuhiro TanakaHiroyuki KobayashiToru Terashima
    • G03B21/28G03B21/20F21V7/00G02F1/13357
    • H01J61/86F21V7/0025F21V17/04H01J61/025H04N9/315
    • Aspects of the invention can provide a lamp device that is capable of avoiding concentration of stresses in a sub-mirror fixing portion of an arc tube. The lamp device can include an arc tube provided with a bulb portion encapsulating inside a pair of electrodes, and a pair of sealing portions formed continuously from the bulb portion and sealing inside electrode axes having the electrodes at tip ends and conductor foils to bring the electrode axes into conduction, a main reflection mirror, to which the sealing portion is fixed, to reflect lights emitted from the arc tube toward an illuminated region, and a sub-mirror fixed to the sealing portion in such a manner that a reflection surface opposes the main reflection mirror with the bulb portion in between. The sub-mirror can be bonded with a bonding agent to a surface region of the sealing portion present in a direction moving away from the bulb portion in reference to a position corresponding to a termination of the electrode axis.
    • 本发明的方面可以提供能够避免在电弧管的副镜固定部分中的应力集中的灯装置。 灯装置可以包括设置有封装在一对电极内的灯泡部分的电弧管和从灯泡部分连续形成的一对密封部分,并且密封内部电极轴线,电极轴线具有末端处的电极和导体箔以使电极 轴导向,主反射镜,密封部分固定到主反射镜,以将从电弧管发射的光反射到照明区域;以及副反射镜,其以与反射面相反的方式固定到密封部分 主反射镜,其中灯泡部分在其间。 相对于与电极轴线的终止位置相对应的位置,副反射镜可以使用粘合剂粘合到沿着从灯泡部分移开的方向上的密封部分的表面区域。
    • 75. 发明申请
    • DISCHARGE LAMP LIGHTING DEVICE, CONTROL METHOD THEREOF, AND PROJECTOR
    • 放电灯照明装置,其控制方法和投影仪
    • US20090231553A1
    • 2009-09-17
    • US12401926
    • 2009-03-11
    • Kazuhiro TanakaKentaro YamauchiTetsuo TerashimaTakeshi Takezawa
    • Kazuhiro TanakaKentaro YamauchiTetsuo TerashimaTakeshi Takezawa
    • G03B21/00H05B41/16
    • H05B41/2928G03B21/005H05B41/2886Y02B20/202
    • A discharge lamp lighting device includes: a power control circuit outputting DC current; an AC conversion circuit being supplied with the DC current and generating and outputting discharge-lamp driving AC current by inverting the polarity of the DC current at a predetermined time; and a control unit performing a duty ratio control process of controlling a duty ratio on the basis of a polarity inversion time of the discharge-lamp driving AC current on the AC conversion circuit and performing an interval current control process of controlling a current value of the DC current every polarity inversion time interval on the power control circuit. Here, the control unit performs the interval current control process so as to control a difference between an average value and a maximum value of the DC current of each polarity inversion time interval on the basis of a difference between the duty ratio and a predetermined reference duty ratio.
    • 放电灯点亮装置包括:输出DC电流的功率控制电路; AC转换电路被提供有直流电流,并通过在预定时间反转DC电流的极性来产生和输出放电灯驱动AC电流; 以及控制单元,执行基于AC转换电路上的放电灯驱动AC电流的极性反转时间来控制占空比的占空比控制处理,并且执行控制所述AC转换电流的当前值的间隔电流控制处理 直流电流每个极性反转时间间隔在功率控制电路上。 这里,控制单元进行间隔电流控制处理,以根据占空比和规定的基准负载之间的差来控制各极性反转时间间隔的直流电流的平均值和最大值之差 比。
    • 78. 发明授权
    • Light source device, lighting and driving method thereof and projector
    • 光源装置,照明及其驱动方法及投影机
    • US07508144B2
    • 2009-03-24
    • US11882026
    • 2007-07-30
    • Kentaro YamauchiKazuhiro Tanaka
    • Kentaro YamauchiKazuhiro Tanaka
    • G05F1/00
    • G03B21/20G03B21/2026G03B21/2046G03B21/2053H05B41/2885Y02B20/202
    • A light source device, including: a high pressure discharge lamp in which an electric discharge is generated between a pair of electrodes; a lighting device that supplies drive current having a predetermined frequency to the high pressure discharge lamp to light and drive the high pressure discharge lamp; and a control device that controllably drives the lighting device, the control device including: a power-change controller that controls drive power supplied from the lighting device to the high pressure discharge lamp to be changeable at least between a first power and a second power lower than the first power; and a frequency-change controller that controls a frequency of the drive current supplied from the lighting device to the high pressure discharge lamp to be changeable, in a second power drive mode in which the second power is supplied to the high pressure discharge lamp by the power-change controller, the frequency-change controller changing the frequency of the drive power to a frequency higher than a frequency in a first drive mode in which the first power is supplied to the high pressure discharge lamp by the power-change controller.
    • 一种光源装置,包括:高压放电灯,其中在一对电极之间产生放电; 向高压放电灯提供具有预定频率的驱动电流以点亮并驱动高压放电灯的照明装置; 以及控制装置,其可控制地驱动所述照明装置,所述控制装置包括:电力变换控制器,其将至少在第一功率和第二功率之间变化的所述高压放电灯控制从所述照明装置提供的驱动电力 比第一个权力; 以及变频控制器,其以第二功率驱动模式控制从照明装置向高压放电灯提供的驱动电流的频率,其中第二功率驱动模式中,第二功率通过 电力变换控制器,所述变频控制器将所述驱动功率的频率改变为高于由所述电力变化控制器向所述高压放电灯供给所述第一功率的第一驱动模式中的频率的频率。
    • 79. 发明申请
    • ELEVATOR
    • 电梯
    • US20090008192A1
    • 2009-01-08
    • US11816460
    • 2006-02-27
    • Kazuhiro TanakaShigeru TakaishiKan KawasakiIkuo AsamiToshinori Iwai
    • Kazuhiro TanakaShigeru TakaishiKan KawasakiIkuo AsamiToshinori Iwai
    • B66B11/08
    • B66B11/0045
    • An elevator has a machineroom of a comparatively low height so designed that a sufficiently large working space necessary for inspection and maintenance work is available in the machineroom and a hoist cable can be wound round a traction sheave disposed in the machineroom at a large contact angle. The elevator has a cage provided with front and back cage-side sheaves and suspended for vertical movement in an elevator shaft, and a counterweight that moves vertically in a space behind a vertical plane containing the back wall of the cage in the elevator shaft. The traction sheave and a drive unit for driving the traction sheave are disposed in the machineroom with their axes laterally extended. The back cage-side sheave lies below the traction sheave.
    • 电梯具有相对较低高度的机械设计,使得在机械室中可以获得足够大的检查和维护工作所需的工作空间,并且可以以大的接触角将提升电缆缠绕在设置在机械机械中的牵引滑轮周围。 电梯具有保持架,该保持架设置有前后保持架侧滑轮,并悬挂在电梯井中垂直运动;以及配重,其在包含轿厢在电梯井中的后壁的垂直平面后方的空间中垂直移动。 牵引滑轮和用于驱动牵引滑轮的驱动单元设置在机械加工中,其轴线横向延伸。 后方的笼式侧滑轮位于牵引滑轮下方。
    • 80. 发明授权
    • Automobile roof structure
    • 汽车屋顶结构
    • US07393047B2
    • 2008-07-01
    • US11417184
    • 2006-05-04
    • Yasunari HirotaniKatsumi SakaneShingo KunihiroKazuhiro TanakaAsami IwamotoMasaki Nakaura
    • Yasunari HirotaniKatsumi SakaneShingo KunihiroKazuhiro TanakaAsami IwamotoMasaki Nakaura
    • B60J3/02
    • B60J7/003B62D25/06
    • Disclosed is an automobile roof structure, which comprises a pair of right and left roof side rails 1, a transparent roof panel 4 attached to cover a space between the roof side rails 1, a sun shade 5 disposed slidably along a bottom surface of the transparent roof panel 4, and a shade support member 6 for supporting the sun shade 5 in a slidingly movable manner. Each of the roof side rails 1 includes a rail outer panel 7 and a rail inner panel 8 formed, respectively, with roof flanges 14, 15 which are oriented to protrude in a laterally inward direction of an automobile body and joined together. The roof flanges 14, 15, a lateral peripheral portion of the transparent roof panel 4, and the shade support member 6, are disposed within a given positioning zone where they overlap each other in top plan view. The opposite lateral peripheral portion of the transparent roof panel 4 is fixed onto an upper surface of the roof flange 14 of the rail outer panel 7, and the shade support member 6 is fixed to a wall of the rail inner panel 8 at a position outward of the automobile body relative to the roof flange 14 of the rail outer panel 7.
    • 公开了一种汽车车顶结构,其包括一对右侧和左侧车顶侧轨道1,一个透明顶板4,其安装成覆盖屋顶侧轨道1之间的空间,遮阳罩5,沿着透明的底面可滑动地设置 屋顶面板4和用于以可滑动的方式支撑太阳伞5的遮光罩支撑构件6。 每个屋顶侧轨1包括轨道外板7和轨道内板8,轨道内板8分别形成有顶部凸缘14,15,其被定向成在汽车车身的横向向内的方向上突出并连接在一起。 顶板凸缘14,15,透明顶板4的侧周边部分和遮光罩支撑构件6设置在给定的定位区域中,它们在俯视图中彼此重叠。 透明顶板4的相对的侧周边部固定在轨道外板7的顶板凸缘14的上表面上,并且将遮光板支撑构件6固定在轨道内板8的外侧的位置 相对于轨道外板7的车顶法兰14而言。