-
公开(公告)号：US5335306A
公开(公告)日：1994-08-02
申请号：US953787
申请日：1992-09-30
申请人： Masatoshi Takita , Hiroyuki Hayami , Koichi Suzuki
发明人： Masatoshi Takita , Hiroyuki Hayami , Koichi Suzuki
摘要： A silica glass optical fiber superior in resistance to ultraviolet rays, which fiber comprises a doped silica glass cladding layer formed on a silica glass core, said silica glass core having an OH content of 10-1000 ppm, a fluorine content of 50-5000 ppm, and being substantially free of chlorine.
摘要翻译： 一种耐紫外线性优异的石英玻璃光纤，该纤维包括形成在石英玻璃芯上的掺杂石英玻璃包层，所述二氧化硅玻璃核心的OH含量为10-1000ppm，氟含量为50-5000ppm ，并且基本上不含氯。
-
公开(公告)号：US4690500A
公开(公告)日：1987-09-01
申请号：US556234
申请日：1983-11-01
申请人： Hiroyuki Hayami , Atsushi Utsumi
发明人： Hiroyuki Hayami , Atsushi Utsumi
CPC分类号： G02B6/06
摘要： An optical multiple fiber comprising a multiplicity of optical fibers which are fused together with each other, each optical fiber comprising a core made of pure silica glass and a cladding layer disposed on the core and made of a dopant-containing silica glass, characterized in that the thickness of the cladding layer satisfies the following equation (I):2 D.sub.1 .gtoreq.T.sub.1 .gtoreq.1.0 .mu.m. (I)wheren T.sub.1 is the thickness of the cladding layer in .mu.m. and D.sub.1 is the outer diameter of the core in .mu.m., in order to improve the image-transmitting capacity of the multiple fiber, including the sharpness and brightness of transmitted image.
摘要翻译： PCT No.PCT / JP83 / 00057 Sec。 371日期：1983年11月1日 102（e）1983年11月1日日期PCT提交1983年2月26日PCT公布。 出版物WO83 / 03144 日期：1983年9月15日。一种包含彼此熔合在一起的多个光纤的光学多光纤，每个光纤包括由纯石英玻璃制成的芯和设置在芯上并由掺杂剂 - 其特征在于，所述包覆层的厚度满足下述式（I）：2 D1> / = T1> / =1.0μm。 （I）其中T1是包层的厚度，单位为μm。 D1是芯的外径，以提高多光纤的图像传输能力，包括透射图像的清晰度和亮度。
-
公开(公告)号：US4395320A
公开(公告)日：1983-07-26
申请号：US231610
申请日：1981-02-05
申请人： Tatsuji Kasashima , Shuji Morita , Hiroyuki Hayami , Seiroku Ose , Yoshinori Takada , Fumihiro Nozaki
发明人： Tatsuji Kasashima , Shuji Morita , Hiroyuki Hayami , Seiroku Ose , Yoshinori Takada , Fumihiro Nozaki
CPC分类号： C25D7/0607 , C25D5/22
摘要： A method and an apparatus are disclosed for coating a metallic wire with a similar or dissimilar metallic plating layer having the desired uniform thickness and a compact metallic structure by passing the wire through electrolytic baths and through surface smoothing stations. The wire is passed through an electrolytic bath to coat the wire with a plating layer, then pressed against the peripheral surfaces of rotatable rollers to smooth the surface of the plating layer substantially over the entire periphery thereof. Subsequently the wire is coated with an electrolytic plating layer over the smoothed surface of the wire.
摘要翻译： 公开了一种方法和装置，用于通过使电线通过电解槽和通过表面平滑工位来涂覆具有所需均匀厚度和紧凑金属结构的类似或不同金属镀层的金属线。 电线穿过电解槽，用电镀层涂覆线，然后压在可旋转辊的周边表面上，使镀层的表面基本上在其整个周边上平滑。 随后，电线在平滑的电线表面上涂覆有电解镀层。
-
公开(公告)号：US4988162A
公开(公告)日：1991-01-29
申请号：US365989
申请日：1989-06-14
申请人： Hiroyuki Hayami
发明人： Hiroyuki Hayami
CPC分类号： G02B6/4436 , C03C13/04
摘要： It is disclosed a radiation resistant multiple fiber which is excellent in radiation resistance at the region of visible light, and therefore is suitable as an image transmitter of image scope, wherein a number of optical fiber elements each of which comprises a core composed of a pure silica glass and a cladding layer formed on the core and composed of a doped silica glass are mutually heat-fused, and said pure silica glass of the core having a chlorine content of lower than 1 ppm, and OH group content of lower than 1000 ppm, and also fluorine content of at least 100 ppm.
摘要翻译： 公开了一种在可见光区域具有优异的耐辐射性的耐辐射多纤维，因此适合作为图像范围的图像发射器，其中多个光纤元件各自包括由纯的 石英玻璃和形成在芯上并由掺杂的石英玻璃组成的包层相互热熔融，并且所述核心的纯二氧化硅玻璃的氯含量低于1ppm，OH基含量低于1000ppm ，氟含量至少为100ppm。
-
公开(公告)号：US06611650B2
公开(公告)日：2003-08-26
申请号：US09925678
申请日：2001-08-09
申请人： Hiroyuki Hayami , Terunobu Iio , Toshikazu Gozen , Hirokazu Kuzushita , Michitsugu Mori , Takashi Okamura , Shuichi Ohmori
发明人： Hiroyuki Hayami , Terunobu Iio , Toshikazu Gozen , Hirokazu Kuzushita , Michitsugu Mori , Takashi Okamura , Shuichi Ohmori
IPC分类号： G02B600
CPC分类号： C03C3/06 , C03B37/01413 , C03B37/01426 , C03B2201/07 , C03B2201/075 , C03B2201/12 , C03B2201/20 , C03B2201/23 , C03B2207/30 , C03B2207/32 , C03C13/045 , C03C2201/12 , C03C2201/23 , C03C2201/26 , G02B6/06
摘要： A silica optical fiber is provided, which contains a pure-silica core and a cladding layer formed on the pure-silica core, wherein the pure-silica core contains a C element and has a content of elements belonging to the third period-the seventh period of the periodic table, except Si element that constitutes the quartz structure, of not more than 100 ppm. The present invention can provide a silica optical fiber superior in the resistance to high energy electromagnetic waves such as UV light and &ggr;-rays.
-
公开(公告)号：US4867529A
公开(公告)日：1989-09-19
申请号：US189706
申请日：1988-05-03
申请人： Atsushi Utsumi , Shinichi Okuno , Hiroyuki Hayami
发明人： Atsushi Utsumi , Shinichi Okuno , Hiroyuki Hayami
摘要： A super-thin fiberscope having a main scope body which comprises a plurality of multi-component glass light guide fibers for transmitting light to illuminate a target to be viewed, a silica glass image guide for transmitting an image of the target, and a thin-walled main tube made of an imide resin and enclosing the image guide and the light guide fibers. The main tube has an outer diameter of 0.25 mm to 0.6 mm and a wall thickness of 10 .mu.m to 30 .mu.m.
摘要翻译： 一种超薄纤维镜，具有主镜体，该主镜主体包括多个用于透射光以照射待观察的靶的多组分玻璃光导纤维，用于透射靶的图像的石英玻璃图像引导件， 由酰亚胺树脂制成的包围图像引导件和导光纤维的主管。 主管的外径为0.25mm〜0.6mm，壁厚为10μm〜30μm。
-
公开(公告)号：US4647153A
公开(公告)日：1987-03-03
申请号：US756931
申请日：1985-07-19
申请人： Atsushi Utsumi , Hiroyuki Hayami
发明人： Atsushi Utsumi , Hiroyuki Hayami
CPC分类号： G02B23/26
摘要： The invention relates to improvements in an image guide using optical silica glass fibers. The improved image guide has a light shielding and light absorbing thin layer formed on the periphery of an optical fiber bundle consisting of a multiplicity of optical fibers to prevent incidence of external light from the peripheral surface of the bundle and to absorb and remove any scattered light as it is transmitted to parts other than the core of each optical fiber, thereby providing improved picture quality.
摘要翻译： 本发明涉及使用光学石英玻璃纤维的图像引导件的改进。 改进的图像引导件具有形成在由多根光纤组成的光纤束的周边上的遮光和光吸收薄层，以防止外部光从束的外表面入射并吸收和去除任何散射光 因为它被传送到除了每个光纤的核心之外的部分，从而提供改进的图像质量。
-
公开(公告)号：US5076825A
公开(公告)日：1991-12-31
申请号：US609138
申请日：1990-11-06
申请人： Hiroyuki Hayami , Atsushi Utsumi
发明人： Hiroyuki Hayami , Atsushi Utsumi
IPC分类号： G02B6/04 , C03B37/012 , C03B37/028 , G02B6/06
CPC分类号： C03B37/028
摘要： A method for producing an optical multiple fiber unit wherein a multiplicity of optical fibers are fused together with each other and each optical fiber has a core made of pure silica glass and a cladding layer made of silica glass containing a dopant and disposed on the core, by bundling a multiplicity of preforms corresponding to the optical fibers and drawing the bundle at a high temperture using the optical fiber preforms, preforms having a three-layer construction wherein a support layer made of a silica glass having a drawable temperture of at least 1,800.degree. C. is further disposed on the cladding layer, and drawing the bundle of the preforms to give a multiple fiber wherein the support layer of each optical fiber has a thickness of 0.01 to 1 .mu.m, in order to produce a multiple fiber in which the cladding layer of each optical fiber has a sufficient thickness to fulfill the function as a cladding layer and which has an excellent image-transmitting capacity.
摘要翻译： 一种光学多光纤单元的制造方法，其中多根光纤彼此熔合在一起，并且每个光纤具有由纯二氧化硅玻璃制成的芯和由包含掺杂剂的石英玻璃制成的包层并且设置在芯上， 通过使用光纤预制件捆扎多个对应于光纤的预成型件和在高温下拉伸该组件，具有三层结构的预制件，其中由具有至少1800°的可拉伸温度的石英玻璃制成的支撑层 C.还设置在包覆层上，并且拉伸预成型件的束以产生多纤维，其中每个光纤的支撑层具有0.01至1μm的厚度，以便产生多纤维，其中， 每个光纤的包覆层具有足够的厚度以实现作为包覆层的功能，并且具有优异的图像传输能力。
-
公开(公告)号：US4783135A
公开(公告)日：1988-11-08
申请号：US76256
申请日：1987-07-21
申请人： Atsushi Utsumi , Kenzou Semimoto , Hiroyuki Hayami
发明人： Atsushi Utsumi , Kenzou Semimoto , Hiroyuki Hayami
摘要： It is disclosed that an optical fiber conductor of glass type characterized in that the optical fiber conductor has a fiber-reinforcing layer which, at least in a desired region of the entire length thereof, is made of a charred material of an organic resin.
摘要翻译： 公开了一种玻璃类型的光纤导体，其特征在于，光纤导体具有纤维增强层，该纤维增强层至少在整个长度的期望区域由有机树脂的烧焦材料制成。
-
公开(公告)号：US4759604A
公开(公告)日：1988-07-26
申请号：US940470
申请日：1986-12-11
申请人： Atsushi Utsumi , Hiroyuki Hayami
发明人： Atsushi Utsumi , Hiroyuki Hayami
CPC分类号： G02B6/0281 , C03B37/15 , G02B23/26 , G02B6/06
摘要： An optical multiconductor of the silica glass type characterized in that the multiconductor comprises 10.sup.2 to 10.sup.7 optical fibers of the silica glass type fused to one another, each of the optical fibers comprising a core made of doped silica glass and occupying at least 20% of the fiber in cross sectional area, and a cladding layer made of a kind of silica glass and formed on the core, the core having a refractive index distribution satisfying the following expression:n2.gtoreq.n1+0.50(n0-n1)wherein n0 is the refractive index of the core at its center, n1 is the refractive index of the core at its outermost portion, and n2 is the refractive index of the core at a position centered about the axis of the core and having an average radius of 0.65r1, the r1 being an average radius of the core.The multiconductor is suited to use as the image transmitter of an image scope for industrial, medical or other uses.
摘要翻译： 一种二氧化硅玻璃型的光学多导体，其特征在于，多导体包括彼此熔合的二氧化硅玻璃类型的102至107个光纤，每个光纤包括由掺杂二氧化硅玻璃制成的芯并且占据至少20％的 纤维横截面积和由一种石英玻璃制成并形成在芯上的包覆层，该芯具有满足以下表达式的折射率分布：n2> / = n1 + 0.50（n0-n1）其中n0为 芯在其中心处的折射率n1是芯在其最外部的折射率，n2是芯在以芯的轴为中心并且平均半径为0.65r1的位置处的折射率 ，r1是芯的平均半径。 多导体适合用作工业，医疗或其他用途的图像范围的图像发射器。
-
-
-
-
-
-
-
-
-
搜索结果
11 条记录 (耗时 0.017 秒)
