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    • 2. 发明授权
    • Apparatus for manufacturing internal grooved tube
    • 用于制造内部沟槽管的装置
    • US06470723B2
    • 2002-10-29
    • US09873932
    • 2001-06-04
    • Tetsuya SumitomoKoji YamamotoToshiaki Hashizume
    • Tetsuya SumitomoKoji YamamotoToshiaki Hashizume
    • B21B1500
    • B21C1/24B21C37/207
    • The present invention is an apparatus for manufacturing an internal grooved tube, in which has a rotary die and a working head having a plurality of balls retained inside in such a way as to rotate with play are provided along the drawing direction of a metal blank tube in order and in such a way as to rotate separately, which is constructed in such a way that multiple grooves are formed in the internal surface of the metal blank tube by pressing the metal blank tube where a plug and a grooved plug rotatably coupled to the plug are inserted against the outer surface of the grooved plug as the metal blank tube is put through the rotary die and the working head and drawn, and which has lubricating-oil feeding units and separatedly provided at upstream sides of the rotary die and the working head.
    • 本发明是一种内部槽管的制造装置,其特征在于,具有旋转模具和具有多个保持在内侧的滚珠的工作头沿着金属坯料管的拉拔方向设置, 以分开方式旋转,其以这样的方式构造,即通过按压金属坯料管在金属坯料管的内表面中形成多个槽,其中可旋转地联接到金属坯管的插塞和带槽插塞 当金属坯料管通过旋转模头和工作头被拉出并且具有润滑油供给单元并且分离地设置在旋转模具的上游侧时,插头被插入到带槽插塞的外表面上,并且工作 头。
    • 3. 发明申请
    • Light source device and projector
    • 光源设备和投影机
    • US20070189016A1
    • 2007-08-16
    • US11705761
    • 2007-02-14
    • Kentaro YamauchiToshiaki Hashizume
    • Kentaro YamauchiToshiaki Hashizume
    • F21V7/00
    • F21V7/0025H01J61/045H01J61/86H04N5/7441
    • A light source device includes: a light source lamp having a light-emitting tube with a discharge space and a pair of electrodes disposed in the discharge space of the light-emitting tube; a reflector extending in a substantially concave shape in section, the reflector reflecting a light beam irradiated from the light source lamp; and a sub-reflection mirror having a reflection surface that is disposed to face a reflection surface of the reflector, the sub-reflection mirror reflecting a part of the light beam irradiated from the light source lamp toward the discharge space. The light-emitting tube has a light-emitting section having the discharge space therein and sealing sections provided on both sides of the light-emitting section. The sub-reflection mirror is formed in a shape of a bowl that covers the light-emitting section of the light-emitting tube, the sub-reflection mirror having an opening for mounting the sub-reflection mirror to the light-emitting tube by allowing one of the sealing sections of the light-emitting tube to be inserted thereinto. A heat insulating member is provided to at least a part of the light-emitting section and the other one of the sealing sections of the light-emitting tube.
    • 光源装置包括:具有放电空间的发光管和布置在发光管的放电空间内的一对电极的光源灯; 反射器,其基本上呈凹形的部分延伸,所述反射器反射从所述光源灯照射的光束; 以及副反射镜,其具有设置成面对反射器的反射面的反射面,副反射镜将从光源灯照射的一部分光束反射向放电空间。 发光管具有其中具有放电空间的发光部分和设置在发光部分两侧的密封部分。 副反射镜形成为覆盖发光管的发光部的碗状,副反射镜具有用于通过允许将副反射镜安装到发光管的开口 要插入其中的发光管的密封部分之一。 在发光部的至少一部分和发光管的密封部的另一方面设置隔热部件。
    • 6. 发明申请
    • Method of manufacturing reflective mirror, illumination device, and projector
    • 制造反射镜,照明装置和投影仪的方法
    • US20050083494A1
    • 2005-04-21
    • US10916603
    • 2004-08-12
    • Toshiaki Hashizume
    • Toshiaki Hashizume
    • G02F1/13C03B23/07F21S2/00F21V7/00F21V7/06F21V7/08F21V7/09F21V13/00F21Y101/00G03B21/14G03B21/28
    • H04N9/315C03B23/07G03B21/2066
    • A reflective mirror manufacturing method for manufacturing a reflective mirror used in an illumination device including an arc tube including a light-emitting portion and a reflective mirror including a reflective surface that reflects light from the light-emitting portion in a predetermined direction, includes: a first step of forming a tube by heating a tube consisting of a material of the reflective mirror, thereafter putting the tube in a form block, applying internal pressure with an inert gas to cause a center portion of the tube to expand, so that part of an inner surface of the expanded center portion includes a shape corresponding to the reflective surface of the reflective mirror; a second step of cutting the tube at the center portion to form a reflective mirror member; and a third step of forming a reflective layer on an inner surface of the reflective mirror member. For this reason, it becomes possible to manufacture, at an inexpensive manufacturing cost, a smooth reflective mirror whose surface roughness is extremely small and whose light use efficiency is high.
    • 一种用于制造反射镜的反射镜制造方法,包括:包括发光部分的电弧管和包括反射表面的反射镜,所述反射镜包括反射表面,所述反射表面沿预定方向反射来自所述发光部分的光,所述反射镜制造方法包括: 通过加热由反射镜的材料构成的管,然后将管置于模块中,用惰性气体施加内压使管的中心部分膨胀来形成管的第一步骤,使得部分 扩张中心部分的内表面包括与反射镜的反射表面对应的形状; 第二步骤,在中心部分切割管以形成反射镜构件; 以及在反射镜构件的内表面上形成反射层的第三步骤。 因此,可以以廉价的制造成本制造表面粗糙度非常小,光使用效率高的平滑反射镜。
    • 10. 发明授权
    • Polarizer and optical device using the polarizer
    • 偏振器和使用偏振器的光学装置
    • US06833953B2
    • 2004-12-21
    • US10105452
    • 2002-03-26
    • Atsushi MiyazawaToshiaki Hashizume
    • Atsushi MiyazawaToshiaki Hashizume
    • G02B530
    • G02B5/3025G02B5/3083
    • A polarizer for converting incident light beam into a linear polarization light beam has a base plate of a material of low linear expansion coefficient, high thermal conductivity or low photoelastic constant, a birefringent portion formed by arranging minute metal concave tread on a surface of light-emission side of the base plate in stripe, and a protection plate covering the birefringent portion and made of the same material as the base plate, the base plate and the protection plate being bonded by an elastic adhesive on the periphery thereof so that the birefringent portion is sealed and enclosed by the protection plate and the elastic adhesive.
    • 用于将入射光束转换为线偏振光束的偏振器具有低线性膨胀系数,高导热性或低光弹性常数的材料的基板,通过在发光体的表面上布置微小的金属凹形胎面形成的双折射部分, 基板的发光侧,覆盖双折射部的保护板,由与基板相同的材料制成,基板和保护板通过弹性粘合剂在其周边上接合,使得双折射部分 密封并由保护板和弹性粘合剂包围。