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1. 发明专利

JP2010281278A Lubricating device 审中-公开
标题翻译：润滑装置
公开(公告)号：JP2010281278A
公开(公告)日：2010-12-16
申请号：JP2009136082
申请日：2009-06-05
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： KOIKE RYUJI , MURAKAMI GENICHI , INAMI NORIO , TATSUTA SHIGETO , YANO KAZUHISA , OMIYA YASUHIRO , MITA SHUZO , TOYAMA MAMORU
IPC分类号： F02F3/00 , C10M125/26 , C10M169/04 , C10N30/06 , C10N40/25 , F02F1/20
摘要： PROBLEM TO BE SOLVED: To improve the sliding stability at a sliding location between various kinds of members of a lubricating device applied to an operation machine, such as, engine.
SOLUTION: The lubricating device includes a particle substance S added to lubricating oil, and sectioned grooves 56 formed in a sliding surface 55 for supplying the lubricating oil. Each of the grooves 56 for holding the particle substance S is wider than the outline dimension of a part of the particle substance S, deeper or shallower than the outline dimension of the particle substance S. The surface of the particle substance S is, preferably, porous.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提高应用于诸如发动机的操作机器的润滑装置的各种构件之间的滑动位置处的滑动稳定性。解决方案：润滑装置包括添加到润滑油中的颗粒物质S和形成在用于供给润滑油的滑动表面55中的分段槽56。用于保持颗粒物质S的每个槽56比颗粒物质S的一部分的轮廓尺寸宽，比颗粒物质S的轮廓尺寸更深或更浅。颗粒物质S的表面优选地，多孔。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2008190411A Engine 审中-公开
标题翻译：发动机
公开(公告)号：JP2008190411A
公开(公告)日：2008-08-21
申请号：JP2007025248
申请日：2007-02-05
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： MORI TAIICHI , MITA SHUZO , TOYAMA MAMORU
IPC分类号： F01P3/22 , F01M1/08 , F01M9/04 , F01M11/02 , F01P3/02 , F01P3/08 , F01P3/20 , F02F3/22
摘要： PROBLEM TO BE SOLVED: To provide an engine capable of securing appropriate cooling effect at each section of an engine using fuel as lubricating oil.
SOLUTION: The engine 1 pumps up gas oil which is fuel also used as lubricating oil from an oil pan 3 and jets the same on a piston back side 20a from an oil jet 28. Gas oil jetted on the piston back side 20 evaporates in a space part 27 surrounded by a cylinder liner 22, the piston 20 and the oil pan 3 and decompressed by a decompression pump 30, and takes heat out from the piston 20 by endothermic reaction thereof. Consequently the piston 20 is cooled.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够使用燃料作为润滑油在发动机的每个部分确保适当的冷却效果的发动机。解决方案：发动机1将来自油底壳3的用作润滑油的燃料的瓦斯油泵出，并将其从喷油器28喷射到活塞背面20a上。喷射在活塞背面20上的气体油在由气缸套22，活塞20和油底壳3围绕的空间部27中蒸发，并由减压泵30减压，并通过其吸热反应从活塞20排出热量。因此，活塞20被冷却。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2012225721A Simulation apparatus, simulation method and simulation program 有权
标题翻译：仿真器件，仿真方法和仿真程序
公开(公告)号：JP2012225721A
公开(公告)日：2012-11-15
申请号：JP2011092603
申请日：2011-04-19
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： MITA SHUZO , MURAKAMI GENICHI , YAGUCHI HIROSHI
IPC分类号： G01N3/56 , G06F17/50
摘要： PROBLEM TO BE SOLVED: To calculate the influence of a fine shape formed on an inner surface of a cylinder, on oil film formation, accurately and in a short period of time.SOLUTION: A control section 11 of a simulation device 1 inputs a shape parameter (S1), performs a numerical calculation for a flow of an oil film between a piston ring string and a cylinder inner surface assuming that the cylinder inner surface has a fine shape (S2), performs a numerical calculation for the flow of the oil film between the piston ring string and the cylinder inner surface assuming that the cylinder inner surface has a smooth surface (S3), and calculates a correction coefficient based on the result of numerical calculations (S4). Next, the control section 11 applies a lubrication basic equation introduced with the correction coefficient to the lubrication film between the piston ring string and the cylinder inner surface having the fine shape and performs a lubrication calculation (S5), calculates a friction force based on the result of the numeric calculations and the lubrication calculation (S6), and outputs the result of calculation (S7).
摘要翻译：要解决的问题：准确地和在短时间内计算形成在圆筒内表面上的精细形状对油膜形成的影响。解决方案：模拟装置1的控制部分11输入形状参数（S1），假设气缸内表面具有的活塞环和气缸内表面之间的油膜流动执行数值计算假设气缸内表面具有平滑表面（S3），精细形状（S2）对活塞环线和气缸内表面之间的油膜的流动进行数值计算，并且基于数值计算结果（S4）。接下来，控制部11将具有校正系数的润滑基本方程式施加到活塞环线和具有微细形状的缸内表面之间的润滑膜，并进行润滑计算（S5），基于数值计算和润滑计算的结果（S6），并输出计算结果（S7）。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2011163359A Sliding support structure of piston pin 审中-公开
标题翻译：活塞引脚的滑动支撑结构
公开(公告)号：JP2011163359A
公开(公告)日：2011-08-25
申请号：JP2010023191
申请日：2010-02-04
申请人： Taiho Kogyo Co Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 大豊工業株式会社 , 株式会社豊田中央研究所
发明人： KOYAMAISHI NAOTO , ARIIZUMI YOSHIKI , MURAKAMI GENICHI , MITA SHUZO , HOTTA SHIGERU
IPC分类号： F16C33/12 , F16C9/04 , F16C17/02
摘要： PROBLEM TO BE SOLVED: To provide a sliding support structure of a piston pin, which reduces a friction loss by generating a sufficient oil film pressure in a load concentrated portion even when the load concentrated portion exists.
SOLUTION: The sliding support structure of a piston pin 120 supplies a lubricating oil between sliding surfaces of relatively rotatable piston pin 120 and piston pin boss 106, wherein regions Y higher in oil repellency than other regions are provided in a sliding surface region of the piston pin 120 on the upstream side and downstream side in a flow direction of the lubricating oil so as to sandwich therebetween a sliding surface region X corresponding to the load concentrated portion of the piston pin 120 and piston pin boss 106.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种活塞销的滑动支撑结构，即使当存在负载集中部分时，通过在负载集中部分中产生足够的油膜压力来减小摩擦损失。解决方案：活塞销120的滑动支撑结构在相对旋转的活塞销120和活塞销凸起106的滑动表面之间提供润滑油，其中斥油性比其它区域更高的区域Y设置在滑动表面区域在活塞销120的上游侧和下游侧沿着润滑油的流动方向，夹在其间，与活塞销120的负载集中部分和活塞销凸台106相对应的滑动面区域X. 版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010101347A Sliding bearing 有权
标题翻译：滑动轴承
公开(公告)号：JP2010101347A
公开(公告)日：2010-05-06
申请号：JP2008270988
申请日：2008-10-21
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： OMIYA YASUHIRO , MITA SHUZO , SHIMURA YOSHIO , ITO ISAO , MURAKAMI GENICHI
IPC分类号： F16C27/06 , F16C9/06 , F16C17/02
摘要： PROBLEM TO BE SOLVED: To provide a sliding bearing having excellent seizure resistance and wear resistance. SOLUTION: This sliding bearing includes a bearing body which supports a shaft through a lubricating oil and an elastic body installed on the rear surface of the bearing body. When the modulus of elasticity (X) of the elastic body is within the range of 0.005 to 1.0 GPa, the thickness (Y) of the elastic body is within the range of the expression (1) below. When the modulus of elasticity (X) of the elastic body is within the range of more than 1.0 to 2.0 GPa, the thickness (Y) of the elastic body is desirably within the range of the expression (2) below. The expression (1) is 50(μm)≤Y(μm)≤150Ln(X)+500(μm), and the expression (2) is 250(μm)≤Y(μm)≤500(μm). COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的耐咬住性和耐磨性的滑动轴承。解决方案：该滑动轴承包括通过润滑油支撑轴的轴承体和安装在轴承体的后表面上的弹性体。当弹性体的弹性模量（X）在0.005〜1.0GPa的范围内时，弹性体的厚度（Y）在下述式（1）的范围内。当弹性体的弹性模量（X）在1.0〜2.0GPa以下的范围内时，弹性体的厚度（Y）优选在下述式（2）的范围内。式（1）为50（μm）≤Y（μm）≤150Ln（X）+500（μm），式（2）为250（μm）≤Y（μm）≤500（μm）。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2010031996A Pulley for continuously variable transmission 有权
标题翻译：连续可变传动的PULLEY
公开(公告)号：JP2010031996A
公开(公告)日：2010-02-12
申请号：JP2008196248
申请日：2008-07-30
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： NAGASAWA YUJI , MITA SHUZO , HATTORI TAKEHITO , YANAGIDA TOMOAKI
IPC分类号： F16H55/56 , F16H9/18
摘要： PROBLEM TO BE SOLVED: To provide a pulley for a continuously variable transmission reducible in minimum belt winding diameter.
SOLUTION: The pulley 12 for a continuously variable transmission includes: a pulley shaft 14; a fixed sheave 16 stuck to the pulley shaft 14; a movable sheave 18 which can move forward and backward along the pulley shaft 14. In the pulley shaft 14, a guide shaft 32 functioning as a bottom of a pulley groove 11 is smaller in diameter than a spline shaft 34 adjacent to the guide shaft 32. The movable sheave 18 is constituted of: a sheave body 42 having a through-hole 50 larger in diameter than the spline shaft 34; and a divided pipe 44 pressed into the through-hole 50 and integrated with the sheave body 42.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种可减小最小皮带缠绕直径的无级变速传动装置的滑轮。解决方案：用于无级变速器的滑轮12包括：滑轮轴14; 固定滑轮16固定在皮带轮轴14上; 可沿滑轮轴14向前和向后移动的可动滑轮18.在滑轮轴14中，用作滑轮凹槽11的底部的导向轴32的直径小于与引导轴32相邻的花键轴34 可动滑轮18由直线大于花键轴34的通孔50的滑轮体42构成，以及压入通孔50并与滑轮主体42成一体的分隔管44.版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2011052747A Sliding support structure of shaft member 有权
标题翻译：滑动构件的滑动支撑结构
公开(公告)号：JP2011052747A
公开(公告)日：2011-03-17
申请号：JP2009201905
申请日：2009-09-01
申请人： Taiho Kogyo Co Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 大豊工業株式会社 , 株式会社豊田中央研究所
发明人： MURAKAMI GENICHI , MIYAZAKI SHOJI , ARIIZUMI YOSHIKI , KOIKE RYUJI , KOYAMAISHI NAOTO , MITA SHUZO , HOTTA SHIGERU , ASHIHARA KATSUHIRO , HIKITA YASUHIRO
IPC分类号： F16C17/02 , F16C9/02 , F16C9/04 , F16C33/10
CPC分类号： F16C9/00 , F01L2001/0476 , F01L2810/02 , F16C33/10 , F16C33/24 , F16C2240/64
摘要： PROBLEM TO BE SOLVED: To provide a sliding support structure of a shaft member reducing a friction loss by generating sufficient oil film pressure at a load concentrated portion even when the load concentrated portion exists.
SOLUTION: The sliding support structure of the shaft member A is adapted to supply lubricating oil C between sliding surfaces of the shaft member A and a support member B which are relatively rotatable. In the sliding support structure, regions higher in oil repellency than other regions are provided in a sliding surface region upstream (from D to E) and downstream (from F to G) in the flow direction of the lubricating oil from a sliding surface portion corresponding to the load concentrated portion (from E to F) of the shaft member A and support member B.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：即使当存在负载集中部分时，通过在负载集中部分产生足够的油膜压力来提供轴构件的滑动支撑结构，从而减小摩擦损失。解决方案：轴构件A的滑动支撑结构适于在轴构件A的滑动表面和可相对旋转的支撑构件B之间提供润滑油C. 在滑动支承结构中，从润滑油的流动方向的滑动面区域（从D到E）和下游（从F到G）的滑动表面区域中，相对于滑动面滑动面到轴构件A和支撑构件B的负载集中部分（从E到F）。版权所有（C）2011，JPO和INPIT

8. 发明专利

JP2010274386A SLIDING MATERIAL OF Si-PARTICLE-CONTAINING Al-Si ALLOY AND METHOD FOR FORMING SLIDING SURFACE 审中-公开
标题翻译：含Si粒子Al-Si合金的滑动材料及其形成滑动面的方法
公开(公告)号：JP2010274386A
公开(公告)日：2010-12-09
申请号：JP2009131325
申请日：2009-05-29
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： SHIMURA YOSHIO , HOTTA SHIGERU , MITA SHUZO , KUBONO KAZUSHIGE , FUWA YOSHIO , TAKAMI TOSHIHIRO , TSUKIMOTO MANABU , TSUKAHARA TAKESHI , NAKAMURE KENJI , TAKAHASHI MASAHIRO
IPC分类号： B24B39/02 , B24B29/04 , B24B33/02 , C22C21/02 , F02F1/00 , F02F1/20 , F16J10/00 , F16J10/04
摘要： PROBLEM TO BE SOLVED: To provide a sliding material of Si-particle-containing Al-Si alloy, preventing generation of scuffing (in particular, at low temperature) on a sliding surface. SOLUTION: The sliding surface contains at least 17-35 mass% of Si, and includes groove parts formed by grinding processing and retaining lubricating oil therein and flat parts to which plastic forming is applied, wherein a part of Si particles is protruded from at least surfaces of the flat parts. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供含Si粒子的Al-Si合金的滑动材料，防止在滑动面上产生磨损（特别是在低温下）。解决方案：滑动表面含有至少17-35质量％的Si，并且包括通过研磨处理和保持润滑油形成的凹槽部分和其中施加塑性成形的平坦部件，其中一部分Si颗粒突出从平坦部分的至少表面。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2011080436A Piston 有权
标题翻译：活塞
公开(公告)号：JP2011080436A
公开(公告)日：2011-04-21
申请号：JP2009234526
申请日：2009-10-08
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： MITA SHUZO , INAGAKI HIDETO , KATSUMI NORIKAZU , NOZAWA MIGI , KUROISHI SHINKATSU , KONDO YASUHIRO , MAGAI TOMOSHI , SAKURAGI TAKESHI , MURAKAMI GENICHI , KOYAMAISHI NAOTO
IPC分类号： F02F3/00 , F16J1/04
摘要： PROBLEM TO BE SOLVED: To further reduce a frictional force of a piston in a cylinder piston mechanism. SOLUTION: A skirt portion 18 of a piston 14 has a cross-sectional shape profile within a plane perpendicular to an axial direction being substantially the same along the axial direction. The cross-sectional shape profile includes: a central region having a predetermined central ellipticity defined beforehand, in a range of a predefined central region length B in a portion in a thrust direction and anti-thrust direction relative to a cylinder bore 12; both side regions having a both sides portion ellipticity larger than central ellipticity, in ranges of both sides of the central regions; and a connection region in which the central region and the both side regions are connected, a clearance with an inner diameter of a cylinder bore 12 has a central connection portion clearance defined beforehand in a connection point with the central region, a clearance from the inner diameter of the cylinder bore 12 has a both sides connection portion clearance C1 defined beforehand in a connection point with the both side regions. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：进一步降低气缸活塞机构中的活塞的摩擦力。解决方案：活塞14的裙部18在垂直于轴向方向的平面内具有沿轴向基本上相同的横截面形状轮廓。横截面形状轮廓包括：在预定中心区域长度B的推力方向上的部分和相对于气缸孔12的抗推力方向的预定中心椭圆率的中心区域; 在两个中央区域的两侧的范围内具有比中心椭圆率大的椭圆率的两侧部分的两侧部分区域; 以及连接中心区域和两侧区域的连接区域，具有缸孔12的内径的间隙具有与中心区域连接点预先限定的中心连接部空隙，与内侧的间隙气缸孔12的直径具有预先在与两侧区域的连接点中限定的两侧连接部分间隙C1。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2011052607A Piston of internal combustion engine 审中-公开
标题翻译：内燃机活塞
公开(公告)号：JP2011052607A
公开(公告)日：2011-03-17
申请号：JP2009202707
申请日：2009-09-02
申请人： Taiho Kogyo Co Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 大豊工業株式会社 , 株式会社豊田中央研究所
发明人： ARIIZUMI YOSHIKI , MURAKAMI GENICHI , KOYAMAISHI NAOTO , MITA SHUZO , HOTTA SHIGERU
IPC分类号： F02F3/00 , F02F3/10 , F16J1/04 , F16J1/08
摘要： PROBLEM TO BE SOLVED: To provide a piston of an internal combustion engine capable of maintaining satisfactorily introduction and retention characteristics of a lubricating oil in a high surface-pressure area, and achieving reduction of friction (frictional loss).
SOLUTION: On at least an outer peripheral surface in a thrust direction of a skirt portion 20 of a piston 10, in a vertical motion direction of piston 10, an oil-repellent film layers 40U and 40L are formed on at least an upper side region and a lower side region sandwiching a high surface-pressure region 20A in a nearly middle of the skirt portion 20.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在高表面压力区域保持润滑油的良好的引入和保持特性的内燃机的活塞，并且实现摩擦（摩擦损失）的降低。解决方案：在活塞10的裙部20的推力方向的至少外周面上，在活塞10的上下运动方向上，至少形成有防油膜40U，40L，上侧区域和下侧区域，其夹着裙部20的近似中间的高表面压力区域20A。（C）2011，JPO＆INPIT

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