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11. 发明申请

US20080218050A1 Light source and projector 失效
标题翻译：光源和投影机
公开(公告)号：US20080218050A1
公开(公告)日：2008-09-11
申请号：US12070532
申请日：2008-02-19
申请人： Shigeyasu Soma , Takeshi Takezawa
发明人： Shigeyasu Soma , Takeshi Takezawa
IPC分类号： H01J7/26
CPC分类号： F21V29/60 , F21V29/02 , G03B21/16 , G03B21/20 , G03B21/2026
摘要： A light source includes an arc tube which emits light, a reflector which reflects the light emitted from the arc tube, and a holding unit which holds the reflector. The holding unit has an air supply port through which cooling air is introduced into the light source on the light emitting side of the arc tube, and a first rectifying portion which guides cooling air having been supplied from the air supply port and passed through the light emitting side of the arc tube toward an area above the arc tube.
摘要翻译：光源包括发光的电弧管，反射从电弧管发射的光的反射器和保持反射器的保持单元。保持单元具有供气口，通过该供气口将冷却空气引入到发光管的发光侧的光源中;以及第一整流部，其引导从空气供给口供给并通过该光的冷却空气电弧管的发射侧朝向电弧管上方的区域。

12. 发明授权

US07232241B2 Illumination system, projector, and method for manufacturing illumination system 有权
标题翻译：照明系统，投影机和制造照明系统的方法
公开(公告)号：US07232241B2
公开(公告)日：2007-06-19
申请号：US10500295
申请日：2003-09-01
申请人： Takeshi Takezawa
发明人： Takeshi Takezawa
IPC分类号： F21V7/00
CPC分类号： H04N9/315 , G03B21/2026 , G03B21/2066 , H01J61/025
摘要： The invention provides an illumination system that can include a first reflecting mirror arranged on a rear side of a light-emitting portion of the illumination system including an arc tube, and a second reflecting mirror arranged on the front side of the light-emitting portion of an optical system. The system is arranged so that the diameter on a reflecting surface of the first reflecting mirror corresponding to the available marginal light emitted from the light-emitting portion to the rear side of the illumination system is larger than the diameter of the outer surface of the second reflecting mirror and the diameter of the outer surface of the second reflecting mirror is set to a size within the light as the available marginal light reflected by the first reflecting mirror, a reflecting surface of the second reflecting mirror surrounds about half of the front side of the light-emitting portion, and the light emitted from the center of the light-emitting portion and incident on the second reflecting mirror agrees with the normal of the second reflecting mirror.
摘要翻译：本发明提供一种照明系统，其可以包括布置在包括电弧管的照明系统的发光部分的后侧的第一反射镜和布置在发光部分的前侧的第二反射镜光学系统。该系统被布置成使得与从照明系统的发光部分发射到后侧的可用边缘光对应的第一反射镜的反射表面上的直径大于第二反射镜的外表面的直径将第二反射镜的外表面的直径设定为由第一反射镜反射的可用边缘光的光内的尺寸，第二反射镜的反射面围绕第二反射镜的前侧的一半左右发光部分和从发光部分的中心发射并入射在第二反射镜上的光与第二反射镜的法线一致。

13. 发明授权

US07111962B2 Light source and projector 有权
标题翻译：光源和投影机
公开(公告)号：US07111962B2
公开(公告)日：2006-09-26
申请号：US10806173
申请日：2004-03-23
申请人： Hiroyuki Meguro , Takeshi Takezawa , Masakazu Kitamura , Motoyuki Fujimori , Koichi Akiyama
发明人： Hiroyuki Meguro , Takeshi Takezawa , Masakazu Kitamura , Motoyuki Fujimori , Koichi Akiyama
IPC分类号： F21V7/20 , F21V7/00
CPC分类号： G03B21/16 , G03B21/2026
摘要： A light source that prevents broken pieces from dispersing to the outside without increasing the number of components while efficiently cooling a light-emitting tube is provided. The light source (10) has: a light-emitting tube (11) having a light-emitting portion (111) where light beam is emitted by electric discharge between electrodes and a sealing portion (112) provided on both sides of the light-emitting portion (111); a reflector (12) that reflects the light beam emitted by the light-emitting tube (11) forward after aligning in a predetermined direction; a cover (16) covering a light-irradiation opening of the reflector (12) and having an opening for irradiating the light beam reflected by the reflector (12), the cover having a heat-radiation fin (162) on the outside thereof and being made of a heat-conductive material to absorb the heat from the light-emitting tube (11), the absorbed heat being conducted to the heat-radiation fin (162); and a transparent member (14) that covers the opening of the cover (16).
摘要翻译：提供了一种防止碎片分散到外部而不增加部件数量同时有效地冷却发光管的光源。光源（10）具有：具有发光部（111）的发光管（11），其中通过电极间的放电发射光束，设置在发光部的两侧的密封部（112）发射部分（111）; 反射器（12），其在沿预定方向对准之后向前反射由所述发光管（11）发射的光束; 覆盖所述反射器（12）的光照射开口并且具有用于照射由所述反射器（12）反射的光束的开口的盖（16），所述盖在其外侧具有散热翅片（162），并且由导热材料制成，以吸收来自发光管（11）的热量，所吸收的热量传导到散热片（162）; 以及覆盖盖（16）的开口的透明构件（14）。

14. 发明授权

US07059746B2 Illumination device and projector equipping the same 失效
标题翻译：照明装置和投影机装备相同
公开(公告)号：US07059746B2
公开(公告)日：2006-06-13
申请号：US10798275
申请日：2004-03-12
申请人： Takeshi Takezawa
发明人： Takeshi Takezawa
IPC分类号： F21K7/00
CPC分类号： G03B21/2026 , G03B21/16 , H01J61/86 , H04N9/3144
摘要： An illumination device including a light-emitting tube having a light-emitting member in which light emission is carried out between a pair of electrodes and sealing members located on both sides of the light-emitting member, a first reflecting mirror to hold the light-emitting tube, reflect the light emitted from the light-emitting tube, and direct the light forward, and a transparent plate disposed in a distal end portion of the first reflecting mirror, a second reflecting mirror that encloses a front portion of the light-emitting member and reflects the light from the light-emitting member toward the first reflecting mirror being fixed to at least one of the sealing member and the transparent plate, the transparent plate and the second reflecting mirror are brought into contact or fixedly attached to each other, and at least one of the transparent plate and the second reflecting mirror is brought into contact or fixedly attached to the sealing member.
摘要翻译：一种照明装置，包括具有发光部件的发光管，所述发光部件在一对电极和位于所述发光部件的两侧的密封部件之间进行发光，所述第一反射镜保持所述发光部件，反射从发光管发射的光并将光向前引导，以及设置在第一反射镜的远端部分的透明板，第二反射镜，其包围发光管的前部并且将来自发光构件的光朝向固定到密封构件和透明板中的至少一个的第一反射镜反射，使透明板和第二反射镜彼此接触或固定，并且所述透明板和所述第二反射镜中的至少一个与所述密封构件接触或固定地附接。

15. 发明申请

US20050213054A1 Light source device and projector 有权
标题翻译：光源设备和投影机
公开(公告)号：US20050213054A1
公开(公告)日：2005-09-29
申请号：US11042507
申请日：2005-01-26
申请人： Takeshi Takezawa , Shohei Fujisawa , Kazuhiro Tanaka , Hiroyuki Kobayashi , Toru Terashima
发明人： Takeshi Takezawa , Shohei Fujisawa , Kazuhiro Tanaka , Hiroyuki Kobayashi , Toru Terashima
IPC分类号： G03B21/14 , F21S2/00 , F21V7/00 , F21V7/09 , F21V15/00 , F21V17/00 , F21Y101/00 , G02B7/18 , G03B21/00 , G03B21/20 , H01S3/091
CPC分类号： G02B7/181 , F21V7/0025 , H04N9/3144 , H04N9/315
摘要： A light source device includes: a light source lamp that has a light-emitting portion and sealing sections provided on both sides of the light-emitting portion; a reflector that aligns and irradiates a light beam radiated by the light source lamp in a predetermined direction; and a sub-reflection mirror of which reflection surface opposes to a reflection surface of the reflector and reflects the light beam radiated by the light-emitting portion of the light source lamp toward the reflector. In the sub-reflection mirror, an adhesion surface of an insertion hole is bonded to the sealing section by an adhesive in a condition that the sealing section is inserted in the insertion hole. A cutting portion of the sub-reflection mirror is so formed to extend over a portion bonded by the adhesive in plan view.
摘要翻译：光源装置包括：光源灯，其具有设置在发光部的两侧的发光部和密封部; 反射器，其沿预定方向对准并照射由光源灯辐射的光束; 以及副反射镜，其反射面与反射体的反射面相对，并将由光源灯的发光部照射的光束反射向反射器。在副反射镜中，在密封部插入插入孔的状态下，通过粘合剂将插入孔的粘合面接合到密封部。副反射镜的切割部分形成为在平面图中在由粘合剂粘合的部分上延伸。

16. 发明申请

US20050190554A9 Illumination device and projector equipping the same 有权
标题翻译：照明装置和投影机装备相同
公开(公告)号：US20050190554A9
公开(公告)日：2005-09-01
申请号：US10798448
申请日：2004-03-12
申请人： Takeshi Takezawa
发明人： Takeshi Takezawa
IPC分类号： F21V7/00 , F21V29/00 , G03B21/14 , H01J61/02 , H01J61/073 , H01J61/30 , H01J61/35 , H01J61/36 , H01J61/52
CPC分类号： F21V7/0025 , H01J61/025 , H01J61/526
摘要： Exemplary embodiments of the present invention include a second reflector attached to a sealing portion so that its reflection surface may surround substantially the front half of a light emitting portion, the heat capacity of a front-side electrode surrounded with the second reflector is made larger than that of a rear-side, electrode an electrode shaft which supports the front-side electrode surrounded with the second reflector is made thicker and/or longer than an electrode shaft which supports the rear-side electrode, the front-side sealing portion to which the second reflector is attached is made thicker than a rear-side sealing portion, and the front-side sealing portion, to which the second reflector is attached is coated with a heat radiation material which has a thermal conductivity higher than that of the material of this sealing portion.
摘要翻译：本发明的示例性实施例包括附接到密封部分的第二反射器，使得其反射表面可以围绕发光部分的前半部分，使由第二反射器包围的前侧电极的热容量大于背面侧的电极，支撑由第二反射体包围的前侧电极的电极轴的厚度比支撑后侧电极的电极轴的厚度和/或长度大，前侧密封部分第二反射器被安装成比后侧密封部分更厚，并且附接有第二反射器的前侧密封部分涂覆有热传导率高于材料的导热系数的散热材料该密封部分。

17. 发明申请

US20050036314A1 Light source unit, method of manufacturing light source unit, and projector 有权
标题翻译：光源单元，光源单元的制造方法和投影仪
公开(公告)号：US20050036314A1
公开(公告)日：2005-02-17
申请号：US10849891
申请日：2004-05-21
申请人： Hiroyuki Kobayashi , Shohei Fujisawa , Yuji Takado , Takeshi Takezawa
发明人： Hiroyuki Kobayashi , Shohei Fujisawa , Yuji Takado , Takeshi Takezawa
IPC分类号： F21S2/00 , F21V7/00 , F21V7/22 , F21V17/00 , F21V17/04 , G03B21/14 , H01J61/35 , H01J61/86
CPC分类号： F21V7/0025 , F21V7/0016 , F21V7/22 , F21V17/04 , G03B21/2026 , H01J61/35 , H01J61/86
摘要： A light source unit including an arc tube having a light emitting section, sealed sections, an elliptic reflector, and a secondary reflecting mirror to cover the front side of the light emitting sections and reflect a luminous flux radiated from the light emitting section toward the elliptic reflector. The center of discharging emission from the arc tube is disposed at a first focal position of the elliptic reflector, and the secondary reflecting mirror is configured as a separate member from the arc tube, so that the outer peripheral portion of the secondary reflecting mirror is accommodated within a circular cone connecting a second focal position of the elliptic reflector and the distal end of the front sealed section of the arc tube when being mounted to the front sealed section of the arc tube.
摘要翻译：一种光源单元，包括具有发光部分的电弧管，密封部分，椭圆形反射镜和次级反射镜，以覆盖发光部分的前侧，并将从发光部分辐射的光束反射向椭圆形反射器。来自电弧管的放电中心设置在椭圆反射体的第一焦点位置，二次反射镜构成为与电弧管分离的部件，从而使二次反射镜的外周部分被容纳在安装到电弧管的前部密封部分的同时，连接椭圆形反射器的第二焦点位置和电弧管的前部密封部分的远端的圆锥体。

18. 发明申请

US20050024879A1 Illumination device, projector, and method of assembling illuminating device 有权
标题翻译：照明装置，投影仪以及装配照明装置的方法
公开(公告)号：US20050024879A1
公开(公告)日：2005-02-03
申请号：US10500295
申请日：2003-09-01
申请人： Takeshi Takezawa
发明人： Takeshi Takezawa
IPC分类号： G03B21/20 , H01J61/02 , F21V7/00
CPC分类号： H04N9/315 , G03B21/2026 , G03B21/2066 , H01J61/025
摘要： A illumination system according to the present invention is a illumination system 100 comprising: a first reflecting mirror 20a arranged on the rear side of a light-emitting portion 11 of the illumination system 100 including an arc tube 10; and a second reflecting mirror 30a arranged on the front side of the light-emitting portion 11 of an optical system. The system is arranged so that the diameter D1 on a reflecting surface 50 of the first reflecting mirror 20a corresponding to the available marginal light emitted from the light-emitting portion 11 to the rear side of the illumination system is larger than the diameter d1 of the outer surface of the second reflecting mirror 30a and the diameter d1 of the outer surface of the second reflecting mirror 30a is set to a size within the light L1 and L2 as the available marginal light reflected by the first reflecting mirror 20a, a reflecting surface 60 of the second reflecting mirror 30a surrounds about half of the front side of the light-emitting portion 11, and the light emitted from the center of the light-emitting portion 11 and incident on the second reflecting mirror 30a agrees with the normal of the second reflecting mirror 30a.
摘要翻译：根据本发明的照明系统是照明系统100，其包括：布置在包括发光管10的照明系统100的发光部分11的后侧的第一反射镜20a; 以及布置在光学系统的发光部11的前侧的第二反射镜30a。该系统被布置成使得与从发光部11发射到照明系统的后侧的可用边缘光对应的第一反射镜20a的反射表面50上的直径D1大于照明系统的直径d1 将第二反射镜30a的外表面和第二反射镜30a的外表面的直径d1设定为作为由第一反射镜20a反射的可用边缘光的光L1和L2内的尺寸，反射面60 第二反射镜30a的一部分围绕发光部11的前侧的一半左右，并且从发光部11的中心发射并入射在第二反射镜30a上的光与第二反射镜30a的法线一致反射镜30a。

19. 发明授权

US08350489B2 Method of driving discharge lamp, driving device, and projector 有权
标题翻译：驱动放电灯，驱动装置和投影仪的方法
公开(公告)号：US08350489B2
公开(公告)日：2013-01-08
申请号：US13234570
申请日：2011-09-16
申请人： Kentaro Yamauchi , Takeshi Takezawa
发明人： Kentaro Yamauchi , Takeshi Takezawa
IPC分类号： H05B37/02
CPC分类号： H05B41/2888 , G03B21/20 , G03B21/2026 , Y02B20/202
摘要： A method for driving a discharge lamp that supplies an AC current to a discharge lamp having a first electrode and a second electrode so as to produce discharge and to cause the discharge lamp to emit light includes, during a steady operation in which the AC current is supplied to the discharge lamp, changing a difference between the absolute values of average current values for two polarities during one cycle of the AC current in accordance with a predetermined pattern.
摘要翻译：一种用于驱动向具有第一电极和第二电极的放电灯提供AC电流以便产生放电并使放电灯发光的放电灯的方法包括：在AC电流为提供给放电灯，根据预定图案，在AC电流的一个周期期间改变两个极性的平均电流值的绝对值之间的差。

20. 发明授权

US08344645B2 Method of driving discharge lamp, driving device, and projector 有权
标题翻译：驱动放电灯，驱动装置和投影仪的方法
公开(公告)号：US08344645B2
公开(公告)日：2013-01-01
申请号：US13396916
申请日：2012-02-15
申请人： Takeshi Takezawa , Kentaro Yamauchi
发明人： Takeshi Takezawa , Kentaro Yamauchi
IPC分类号： H05B41/16 , H05B41/36
CPC分类号： H05B41/2928 , Y02B20/208
摘要： In at least one embodiment of the disclosure, a method for driving a discharge lamp includes changing a duty ratio of an AC current to be supplied between a first electrode and a second electrode of the discharge lamp in accordance with a predetermined pattern, and setting a current value when the first electrode operates as an anode during one cycle so as to be smaller than a current value when the second electrode operates as an anode during one cycle.
摘要翻译：在本公开的至少一个实施例中，用于驱动放电灯的方法包括根据预定模式改变要放电灯的第一电极和第二电极之间提供的AC电流的占空比，并且将当第一电极在一个周期期间作为阳极操作时的电流值，以便当在一个周期期间第二电极作为阳极操作时，电流值小于电流值。

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