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1. 发明申请

US20110165048A1 METHOD OF TREATING NITROGEN OXIDE-CONTAINING GAS 有权
标题翻译：处理含氮氧化物的方法
公开(公告)号：US20110165048A1
公开(公告)日：2011-07-07
申请号：US12158166
申请日：2007-04-13
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： B01D53/56
CPC分类号： B01D53/8625 , B01D53/8696 , F23C13/06 , F23C13/08 , F23J2219/10 , F23N1/022 , F23N5/006 , F23N2035/06 , F23N2035/10 , F23N2035/12 , F23N2037/12 , F23N2041/04
摘要： First, the emission amount of nitrogen oxides can be decreased close to zero as much as possible, and the emission amount of carbon monoxide is decreased to a permissible range. Second, energy saving by combustion at a low air ratio close to 1.0 is realized. Third, air ratio control is performed stably in a combustion region at a low air ratio.The present invention includes: a combustion step of burning hydrocarbon-containing fuel in the burner, thereby generating gas free of hydrocarbons but containing oxygen, nitrogen oxides, and carbon monoxide; a hazardous-substance decreasing step of bringing the gas into contact with an oxidation catalyst, thereby oxidizing carbon monoxide contained in the gas by oxygen and reducing nitrogen oxides by carbon monoxide; and a concentration ratio adjusting step of adjusting a concentration ratio of oxygen, nitrogen oxides, and carbon monoxide in gas on a primary side of the oxidation catalyst to a predetermined concentration ratio in which a concentration of nitrogen oxides on a secondary side of the oxidation catalyst is decreased to substantially zero or a value equal to or lower than a predetermined value and a concentration of carbon monoxide on the secondary side of the oxidation catalyst is also decreased to substantially zero or a value equal to or lower than a predetermined value.
摘要翻译：首先，尽可能地将氮氧化物的排放量降低到接近零，一氧化碳的排放量降低到容许范围。其次，实现了以低空气比燃烧的接近1.0的节能。第三，在燃烧区域以低空气比稳定地进行空气比控制。本发明包括：在燃烧器中燃烧含烃燃料的燃烧步骤，从而产生不含烃但含有氧，氮氧化物和一氧化碳的气体; 使气体与氧化催化剂接触的有害物质减少步骤，从而通过氧气氧化气体中包含的一氧化碳并用一氧化碳还原氮氧化物; 以及浓度比调节步骤，将氧化催化剂的一次侧的气体中的氧，氮氧化物和一氧化碳的浓度比调节至规定的浓度比，其中氧化催化剂的二次侧的氮氧化物的浓度降低至基本为零或等于或低于预定值的值，并且氧化催化剂的二次侧的一氧化碳浓度也降低至基本为零或等于或低于预定值的值。

2. 发明申请

US20090025655A1 BOILER 审中-公开
标题翻译：锅炉
公开(公告)号：US20090025655A1
公开(公告)日：2009-01-29
申请号：US12282478
申请日：2007-04-13
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： F24H9/20
CPC分类号： B01D53/8625 , B01D53/8696 , F23N1/022 , F23N5/006 , F23N5/242 , F23N2035/06 , F23N2035/10 , F23N2035/12 , F23N2041/04
摘要： First, an emission amount of nitrogen oxide can be decreased to zero as much as possible and, an emission amount of carbon monoxide is decreased to a permissible range. Second, energy saving by combustion at a low air ratio close to 1.0 is realized. Third, air ratio control is performed stably in a combustion region at a low air ratio. Provided is a boiler, including: a premixed burner; a water pipe group for, by heat exchanging with a gas produced by the premixed burner, suppressing a temperature of the gas to thereby suppress a concentration of nitrogen oxide to a predetermined value or less; an oxidation catalyst for oxidizing carbon monoxide contained in the gas after the passage through the water pipe group by oxygen and for reducing nitrogen oxide contained therein by carbon monoxide; and an air-ratio adjusting device for adjusting an air ratio of the premixed burner, in which: the premixed burner and the water pipe group have such characteristics that when the air ratio is a set air ratio, a concentration ratio of oxygen, nitrogen oxides, and carbon monoxide in the gas on a primary side of the oxidation catalyst becomes a predetermined concentration ratio; the oxidation catalyst has such characteristics that when the concentration ratio is a predetermined concentration ratio, a concentration of nitrogen oxides on a secondary side of the oxidation catalyst is substantially zero while a concentration of carbon monoxide is decreased to substantially zero or a predetermined value or less; and the predetermined concentration ratio is kept to be constant by being controlled to the set air ratio by the air-ratio adjusting device.
摘要翻译：首先，尽可能地将氮氧化物的排放量减少到零，一氧化碳的排放量降低到容许范围。其次，实现了以低空气比燃烧的接近1.0的节能。第三，在燃烧区域以低空气比稳定地进行空气比控制。提供锅炉，包括：预混燃烧器; 通过与由预混合燃烧器产生的气体进行热交换的水管组，抑制气体的温度从而将氮氧化物的浓度抑制在预定值以下; 氧化催化剂，用于氧化通过水管组后的气体中包含的一氧化碳，并通过一氧化碳还原氮氧化物; 以及用于调节预混燃烧器的空气比的空气比调节装置，其中：预混合燃烧器和水管组具有这样的特性，即当空气比是设定空气比时，氧，氮氧化物的浓度比，氧化催化剂的初级侧的气体中的一氧化碳成为规定的浓度比; 氧化催化剂具有以下特性：当浓度比为预定浓度比时，氧化催化剂的二次侧的氮氧化物的浓度基本为零，同时一氧化碳的浓度基本为零或预定值以下 ; 并且通过由空气比调节装置控制到设定空气比，预定浓度比保持恒定。

3. 发明授权

US08083518B2 Combustion method and combustion apparatus 有权
标题翻译：燃烧方法和燃烧装置
公开(公告)号：US08083518B2
公开(公告)日：2011-12-27
申请号：US12162383
申请日：2008-02-18
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： F23N1/02 , F23N5/00 , F01N3/00 , F01N3/10 , B01D53/56
CPC分类号： F23J15/02 , B01D53/8646 , B01D2257/404 , B01D2257/502 , F22B21/04 , F22B37/008 , F23J2215/101 , F23J2215/40 , F23J2219/10
摘要： A combustion method applied to a water-tube boiler and a regenerator of an absorption-type refrigerator includes a concentration ratio adjusting step of adjusting a concentration ratio of nitrogen oxides, carbon monoxide, and oxygen in a gas from a gas generation source to a predetermined reference concentration ratio, and a hazardous-substance decreasing step of decreasing nitrogen oxides, using an oxidation catalyst having characteristics of decreasing the concentrations of nitrogen oxides and carbon monoxide on a secondary side to substantially zero when the concentration ratio on a primary side is set to be a reference concentration ratio, in which the concentration ratio adjusting step detects the concentration of oxygen on the secondary side of the oxidation catalyst to control the concentration ratio so that a detected oxygen concentration becomes a set oxygen concentration substantially close to zero. According to the combustion method, the emission amount of nitrogen oxides can be decreased to close to zero as much as possible, and the emission amount of carbon monoxide can be decreased to a permissible range. Further, the control of a concentration ratio can be performed stably by detecting the concentration of oxygen.
摘要翻译：应用于水管式锅炉和吸收式制冷机的再生器的燃烧方法包括浓度比调节步骤，其将来自气体发生源的气体中的氮氧化物，一氧化碳和氧气的浓度比调节至预定使用具有将二次侧的氮氧化物和一氧化碳的浓度降低的特性的氧化催化剂在初级侧的浓度比设定为基本为零时的氧化物的降低的危险物质减少步骤作为参考浓度比，其中浓度比调节步骤检测氧化催化剂的二次侧的氧浓度以控制浓度比，使得检测的氧浓度变为基本接近零的设定氧浓度。根据该燃烧方法，氮氧化物的排出量尽可能地减少到接近零，一氧化碳的排放量可以降低到容许范围。此外，可以通过检测氧浓度来稳定地进行浓度比的控制。

4. 发明授权

US07972581B1 Method of treating nitrogen oxide-containing gas 有权
标题翻译：处理含氮氧化物气体的方法
公开(公告)号：US07972581B1
公开(公告)日：2011-07-05
申请号：US12158166
申请日：2007-04-13
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： B01D53/56
CPC分类号： B01D53/8625 , B01D53/8696 , F23C13/06 , F23C13/08 , F23J2219/10 , F23N1/022 , F23N5/006 , F23N2035/06 , F23N2035/10 , F23N2035/12 , F23N2037/12 , F23N2041/04
摘要： First, the emission amount of nitrogen oxides can be decreased close to zero as much as possible, and the emission amount of carbon monoxide is decreased to a permissible range. Second, energy saving by combustion at a low air ratio close to 1.0 is realized. Third, air ratio control is performed stably in a combustion region at a low air ratio.The present invention includes: a combustion step of burning hydrocarbon-containing fuel in the burner, thereby generating gas free of hydrocarbons but containing oxygen, nitrogen oxides, and carbon monoxide; a hazardous-substance decreasing step of bringing the gas into contact with an oxidation catalyst, thereby oxidizing carbon monoxide contained in the gas by oxygen and reducing nitrogen oxides by carbon monoxide; and a concentration ratio adjusting step of adjusting a concentration ratio of oxygen, nitrogen oxides, and carbon monoxide in gas on a primary side of the oxidation catalyst to a predetermined concentration ratio in which a concentration of nitrogen oxides on a secondary side of the oxidation catalyst is decreased to substantially zero or a value equal to or lower than a predetermined value and a concentration of carbon monoxide on the secondary side of the oxidation catalyst is also decreased to substantially zero or a value equal to or lower than a predetermined value.
摘要翻译：首先，尽可能地将氮氧化物的排放量降低到接近零，一氧化碳的排放量降低到容许范围。其次，实现了以低空气比燃烧的接近1.0的节能。第三，在燃烧区域以低空气比稳定地进行空气比控制。本发明包括：在燃烧器中燃烧含烃燃料的燃烧步骤，从而产生不含烃但含有氧，氮氧化物和一氧化碳的气体; 使气体与氧化催化剂接触的有害物质减少步骤，从而通过氧气氧化气体中包含的一氧化碳并用一氧化碳还原氮氧化物; 以及浓度比调节步骤，将氧化催化剂的一次侧的气体中的氧，氮氧化物和一氧化碳的浓度比调节至规定的浓度比，其中氧化催化剂的二次侧的氮氧化物的浓度降低至基本为零或等于或低于预定值的值，并且氧化催化剂的二次侧的一氧化碳浓度也降低至基本为零或等于或低于预定值的值。

5. 发明申请

US20100227283A1 COMBUSTION METHOD AND COMBUSTION APPARATUS 有权
标题翻译：燃烧方法和燃烧装置
公开(公告)号：US20100227283A1
公开(公告)日：2010-09-09
申请号：US12162383
申请日：2008-02-18
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： F23N5/26 , F23J15/02
CPC分类号： F23J15/02 , B01D53/8646 , B01D2257/404 , B01D2257/502 , F22B21/04 , F22B37/008 , F23J2215/101 , F23J2215/40 , F23J2219/10
摘要： A combustion method applied to a water-tube boiler and a regenerator of an absorption-type refrigerator includes a concentration ratio adjusting step of adjusting a concentration ratio of nitrogen oxides, carbon monoxide, and oxygen in a gas from a gas generation source to a predetermined reference concentration ratio, and a hazardous-substance decreasing step of decreasing nitrogen oxides, using an oxidation catalyst having characteristics of decreasing the concentrations of nitrogen oxides and carbon monoxide on a secondary side to substantially zero when the concentration ratio on a primary side is set to be a reference concentration ratio, in which the concentration ratio adjusting step detects the concentration of oxygen on the secondary side of the oxidation catalyst to control the concentration ratio so that a detected oxygen concentration becomes a set oxygen concentration substantially close to zero. According to the combustion method, the emission amount of nitrogen oxides can be decreased to close to zero as much as possible, and the emission amount of carbon monoxide can be decreased to a permissible range. Further, the control of a concentration ratio can be performed stably by detecting the concentration of oxygen.
摘要翻译：应用于水管式锅炉和吸收式制冷机的再生器的燃烧方法包括浓度比调节步骤，其将来自气体发生源的气体中的氮氧化物，一氧化碳和氧气的浓度比调节至预定使用具有将二次侧的氮氧化物和一氧化碳的浓度降低的特性的氧化催化剂在初级侧的浓度比设定为基本为零时的氧化物的降低的危险物质减少步骤作为参考浓度比，其中浓度比调节步骤检测氧化催化剂的二次侧的氧浓度以控制浓度比，使得检测的氧浓度变为基本接近零的设定氧浓度。根据该燃烧方法，氮氧化物的排出量尽可能地减少到接近零，一氧化碳的排放量可以降低到容许范围。此外，可以通过检测氧浓度来稳定地进行浓度比的控制。

6. 发明授权

US08113822B2 Combustion method and combustion apparatus 有权
标题翻译：燃烧方法和燃烧装置
公开(公告)号：US08113822B2
公开(公告)日：2012-02-14
申请号：US12281556
申请日：2007-04-13
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： F23N1/02 , F23N5/00 , F01N3/00 , F01N3/10 , B01D53/56
CPC分类号： F23N1/022 , F23J2219/10 , F23N5/006 , F23N2035/06 , F23N2035/10 , F23N2035/12 , F23N2041/04
摘要： First, to decrease an amount of emitted nitrogen oxides to zero as much as possible and also decrease an amount of emitted carbon monoxide to a permissible level. Second, to save energy on combustion at a low air ratio close to 1.0. Third, to attain a stable air ratio control in a low air ratio combustion region.Included are a combustion step in which hydrocarbon-containing fuel is burned by the burner to generate gas free of hydrocarbons but containing oxygen, nitrogen oxides and carbon monoxide, an endothermic step in which endothermic device is used to absorb heat from gas generated in the combustion step, a hazardous-substance decreasing step in which the gas is brought into contact with an oxidation catalyst after the endothermic step to oxidize carbon monoxide contained in the gas by oxygen and reduce nitrogen oxides by carbon monoxide, and a concentration ratio adjusting step in which a concentration ratio of oxygen, nitrogen oxides and carbon monoxide in gas on the primary side of the oxidation catalyst is adjusted to a predetermined concentration ratio on the basis of concentration ratio characteristics of the burner and the endothermic device by using the air-ratio adjusting device of the burner.
摘要翻译：首先，将排出的氮氧化物的量尽可能多地减少到零，并且将排放的一氧化碳的量减少到允许的水平。二是以低空气比接近1.0来节约能源燃烧。第三，为了在低空气比燃烧区域中获得稳定的空气比控制。包括燃烧步骤，其中含烃燃料由燃烧器燃烧以产生不含烃，但含有氧气，氮氧化物和一氧化碳的气体，吸热装置用于吸收燃烧产生的气体的吸热步骤步骤，其中在吸热步骤之后气体与氧化催化剂接触以使氧气中的一氧化碳氧化并通过一氧化碳还原氮氧化物的危险物质减少步骤，以及浓缩比调节步骤，其中基于燃烧器和吸热装置的浓度比特性，通过使用空气比调节装置将氧化催化剂的初级侧的气体中的氧气，氮氧化物和一氧化碳的浓度比调节至规定的浓度比的燃烧器。

7. 发明申请

US20090042152A1 COMBUSTION METHOD AND COMBUSTION APPARATUS 有权
标题翻译：燃烧方法和燃烧装置
公开(公告)号：US20090042152A1
公开(公告)日：2009-02-12
申请号：US12281556
申请日：2007-04-13
申请人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
发明人： Osamu Tanaka , Yukihiro Tokunaga , Yusuke Okamoto , Kenji Yasui
IPC分类号： F23N1/02 , F23N5/00 , F23C13/00 , F23C99/00
CPC分类号： F23N1/022 , F23J2219/10 , F23N5/006 , F23N2035/06 , F23N2035/10 , F23N2035/12 , F23N2041/04
摘要： First, to decrease an amount of emitted nitrogen oxides to zero as much as possible and also decrease an amount of emitted carbon monoxide to a permissible level. Second, to save energy on combustion at a low air ratio close to 1.0. Third, to attain a stable air ratio control in a low air ratio combustion region.Included are a combustion step in which hydrocarbon-containing fuel is burned by the burner to generate gas free of hydrocarbons but containing oxygen, nitrogen oxides and carbon monoxide, an endothermic step in which endothermic device is used to absorb heat from gas generated in the combustion step, a hazardous-substance decreasing step in which the gas is brought into contact with an oxidation catalyst after the endothermic step to oxidize carbon monoxide contained in the gas by oxygen and reduce nitrogen oxides by carbon monoxide, and a concentration ratio adjusting step in which a concentration ratio of oxygen, nitrogen oxides and carbon monoxide in gas on the primary side of the oxidation catalyst is adjusted to a predetermined concentration ratio on the basis of concentration ratio characteristics of the burner and the endothermic device by using the air-ratio adjusting device of the burner.
摘要翻译：首先，将排出的氮氧化物的量尽可能多地减少到零，并且将排放的一氧化碳的量减少到允许的水平。二是以低空气比接近1.0来节约能源燃烧。第三，为了在低空气比燃烧区域中获得稳定的空气比控制。包括燃烧步骤，其中含烃燃料由燃烧器燃烧以产生不含烃，但含有氧气，氮氧化物和一氧化碳的气体，吸热装置用于吸收燃烧产生的气体的吸热步骤步骤，其中在吸热步骤之后气体与氧化催化剂接触以使氧气中的一氧化碳氧化并通过一氧化碳还原氮氧化物的危险物质减少步骤，以及浓缩比调节步骤，其中基于燃烧器和吸热装置的浓度比特性，通过使用空气比调节装置将氧化催化剂的初级侧的气体中的氧气，氮氧化物和一氧化碳的浓度比调节至规定的浓度比的燃烧器。

8. 发明授权

US5541143A Sintered composite of silicon carbide and silicon nitride 失效
标题翻译：碳化硅和氮化硅的烧结复合材料
公开(公告)号：US5541143A
公开(公告)日：1996-07-30
申请号：US521096
申请日：1995-08-29
申请人： Naoto Hirosaki , Yoshio Akimune , Yusuke Okamoto
发明人： Naoto Hirosaki , Yoshio Akimune , Yusuke Okamoto
IPC分类号： C04B35/584 , C04B35/565 , C04B35/593 , C04B35/626 , C04B35/596
CPC分类号： C04B35/5935 , C04B35/593
摘要： The invention relates to a sintered composite of silicon carbide and silicon nitride. The sintered composite includes a polycrystalline matrix and polycrystalline aggregates dispersed in the matrix. The matrix includes silicon carbide grains, first silicon-nitride grains and a first sintering aid thereof. Each of the aggregates includes second silicon-nitride grains and a second sintering aid thereof. The aggregates have an average diameter within a range from 10 .mu.m to 50 .mu.m. This average diameter is defined as a diameter of a circle having an area which is the same as the average area of the aggregates on a two-dimensional section of the sintered composite. The sintered composite is light in weight and superior in strength and fracture toughness at high temperature as well as at room temperature.
摘要翻译：本发明涉及碳化硅和氮化硅的烧结复合材料。烧结复合材料包括分散在基体中的多晶基体和多晶聚集体。该基质包括碳化硅颗粒，第一氮化硅颗粒及其第一烧结助剂。每个聚集体包括第二氮化硅颗粒及其第二烧结助剂。聚集体的平均直径在10〜50μm的范围内。该平均直径被定义为具有与烧结复合材料的二维截面上的聚集体的平均面积相同面积的圆的直径。烧结复合材料重量轻，在高温下和室温下的强度和断裂韧性都优异。

9. 发明授权

US06886521B2 Sliding structure for automotive engine 失效
标题翻译：汽车发动机滑动结构
公开(公告)号：US06886521B2
公开(公告)日：2005-05-03
申请号：US10682559
申请日：2003-10-10
申请人： Takahiro Hamada , Yutaka Mabuchi , Makoto Kano , Yoshiteru Yasuda , Yusuke Okamoto
发明人： Takahiro Hamada , Yutaka Mabuchi , Makoto Kano , Yoshiteru Yasuda , Yusuke Okamoto
IPC分类号： F01L1/02 , C23C14/06 , C23C14/24 , F01L1/04 , F01L1/047 , F01L1/16 , F02F3/00 , F02F5/00 , F16C33/10 , F16C33/16 , F16G13/02 , F16G13/06 , F16J1/01 , F16J1/02 , F16J1/16 , F16J9/26 , F16J10/04 , B26D5/00
CPC分类号： C23C14/0605 , F01L1/022 , F01L1/047 , F01L1/16 , F01L1/3442 , F01L2001/0476 , F01L2101/00 , F01L2820/01 , F01L2820/02 , F16C33/16 , F16G13/06 , F16J1/02 , F16J1/16 , F16J9/26
摘要： A sliding structure for an automotive engine includes a sliding member with a sliding portion and a lubricant applied to the sliding portion so that the sliding portion can make sliding contact with a counterpart member via the lubricant. The sliding member is either of a piston ring, a piston pin, a cam lobe, a cam journal, a plain bearing, a rotary vane and a timing chain. The sliding portion has a base made of a steel or aluminum material and a hard carbon film formed on the base to coat the sliding portion. The hard carbon film has a thickness of 0.3 to 2.0 μm, a Knoop hardness of 1500 to 4500 kg/mm2, a surface roughness Ry (μm) satisfying the following equation: Ry
摘要翻译：用于汽车发动机的滑动结构包括具有滑动部分的滑动构件和施加到滑动部分的润滑剂，使得滑动部分可以经由润滑剂与对方构件滑动接触。滑动构件是活塞环，活塞销，凸轮凸角，凸轮轴颈，滑动轴承，旋转叶片和正时链中的任一个。滑动部分具有由钢或铝材料制成的基底和形成在基底上以涂覆滑动部分的硬碳膜。硬碳膜的厚度为0.3〜2.0μm，Knoop硬度为1500〜4500kg / mm 2，表面粗糙度Ry（mum）满足下式：Ry <{（0.75〜 Hk / 8000）xh + 0.07 / 0.8}，其中h是膜的厚度（mum）; 并且H k是膜的努氏硬度（kg / mm 2）。

10. 发明申请

US20050025975A1 Gear 审中-公开
标题翻译：齿轮
公开(公告)号：US20050025975A1
公开(公告)日：2005-02-03
申请号：US10902303
申请日：2004-07-30
申请人： Yusuke Okamoto , Yoshiteru Yasuda , Takuro Yamaguchi , Makoto Kano
发明人： Yusuke Okamoto , Yoshiteru Yasuda , Takuro Yamaguchi , Makoto Kano
IPC分类号： F16H55/06 , C10M105/04 , C10M107/02 , C10M107/08 , C10M129/08 , C10M129/76 , C10M169/04 , C10N30/06 , C10N40/04 , C23C14/06 , F16H55/17 , F16H57/04 , B32B9/00
CPC分类号： F16H57/041 , C23C14/0605 , Y10T74/19 , Y10T74/19995 , Y10T428/30
摘要： A gear comprised of a tooth surface and a hard carbon film formed on at least a part of the tooth surface. When the gear is used in lubricant including a specific component, a friction of a tooth surface of the gear is largely decreased, and therefore the gear performs an excellent power transmission efficiency. Further, when the gear is employed in a planetary gear mechanism or speed reducing mechanism which has a plurality of meshing portions of gears, the power transmission efficiency of the mechanism is also improved.
摘要翻译：由齿面和形成在齿表面的至少一部分上的硬质碳膜构成的齿轮。当齿轮用于包括特定部件的润滑剂时，齿轮的齿面的摩擦力大大降低，因此齿轮具有优异的动力传递效率。此外，当齿轮采用具有多个齿轮啮合部分的行星齿轮机构或减速机构时，机构的动力传递效率也得到提高。

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