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1. 发明专利

JP2014202275A チェーンガイドおよびチェーン伝動装置有权
标题翻译：链指导和链传输设备
公开(公告)号：JP2014202275A
公开(公告)日：2014-10-27
申请号：JP2013078594
申请日：2013-04-04
申请人： Ntn株式会社 , Ntn Corp , Ntn株式会社
发明人： KATO AKIO , YAMASHITA TAKAHIRO , HASEGAWA TOSHIKI , FUKAMI SATOYUKI , ABE KATSUSHI
IPC分类号： F16H7/18
摘要：【課題】ガイドベースにより回転自在に支持されたローラによってタイミングチェーンの移動を転がり案内するチェーンガイドにおいて、組立てコストの低減を図ること、側板部の摩耗を完全に防止できるようにすることである。【解決手段】ローラ軸31にローラ41およびそのローラ41より大径の一対のワッシャ51を装着し、ローラ軸31に一対のワッシャ51を回り止めして組立品Uを形成し、その組立品Uにおける一対のワッシャ51を、その対向する内側面が樹脂成形されるガイドベース21の側板部22の内側面と同一面を形成するよう上記ガイドベース21に一体成形して、ガイドベース21の成形と同時にチェーンガイドが形成されるようにする。【選択図】図3
摘要翻译：要解决的问题：为了降低组装成本并完全防止侧板部分的磨损，在由导向基座可旋转地支撑的辊的正链链条的导链滚动和引导运动中。解决方案：辊41和一对具有直径大于辊41的直径的垫圈51安装在辊轴31上，并且一对垫圈51被锁定到辊轴31以形成组件U.组件U中的一对垫圈51 在其相对的内表面与树脂模制的导向基座21的侧板部分22的内侧面齐平的状态下整体模制到导向基座21上，并且与导向基座21的模制同时形成链条引导件。

2. 发明专利

JP2012036940A Roller and cage assembly, roller bearing and cage assembly, and cage 审中-公开
标题翻译：滚子和笼组件，滚子轴承和笼组件和笼
公开(公告)号：JP2012036940A
公开(公告)日：2012-02-23
申请号：JP2010176012
申请日：2010-08-05
申请人： Ntn Corp , Ntn株式会社
发明人： ABE KATSUSHI , KUBOTA YOSHINOBU , KAWAI HIROMITSU
IPC分类号： F16C33/66 , C10M107/38 , C10N10/16 , C10N30/06 , C10N40/02 , C25D15/02 , F16C33/46
CPC分类号： C10M111/04 , C10M107/38 , C10M2201/053 , C10M2213/0623 , C10N2230/06 , C10N2240/02 , C10N2250/18 , C10N2280/00 , C25D5/14 , C25D15/02 , F16C9/04 , F16C33/542 , F16C33/565 , F16C33/6696
摘要： PROBLEM TO BE SOLVED: To provide a roller and cage assembly, and a bearing employing the roller and cage assembly exhibiting such properties that a film formed by surface treatment causes no increase in stress and is not peeled off from the cage even if the film is thick, surface treatment is not affected by an additive included in oil for use, the wear of the cage can be prevented when the cage is used in an engine with large displacement or the like, and adhesiveness between the surface treatment layer and a substrate is improved.SOLUTION: The cage 2 is plated to form a primary plated layer 4 on the surface, and further plated to form a plated multilayer 5 comprising a plurality of plated layers on the surface of the primary plated layer 4. The plated multilayer 5 has a Ni PTFE plated layer formed on the surface of the primary plated layer 4, another plated layer which is formed on the surface of the Ni PTFE plated layer and has the same plating as that of the primary plated layer 4, and a Ni PTFE plated layer formed on the surface of the another plated layer.
摘要翻译：要解决的问题：为了提供一种滚子和保持架组件，以及一种使用具有这样的特性的滚子和保持架组件的轴承，即通过表面处理形成的薄膜不会增加应力，并且不会从保持架中剥离，即使薄膜厚，表面处理不受包含在使用的油中的添加剂的影响，当保持架用于大排量等的发动机时，可以防止保持架的磨损，并且表面处理层和改善了基材。解决方案：保持架2被镀覆以在表面上形成初级镀层4，并且进一步镀覆以形成在主镀层4的表面上包括多个镀层的镀层多层5。镀层多层5 在主镀层4的表面上形成有Ni PTFE镀层，形成在Ni PTFE镀层的表面上并具有与一次镀层4相同的电镀的另一镀层，Ni 镀层形成在另一镀层的表面上。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2010112527A Rocker arm assy 有权
标题翻译：摇臂组件
公开(公告)号：JP2010112527A
公开(公告)日：2010-05-20
申请号：JP2008287728
申请日：2008-11-10
申请人： Ntn Corp , Ntn株式会社
发明人： OBAYASHI KOSUKE , ABE KATSUSHI
IPC分类号： F16C33/62 , F01L1/18 , F01M9/10 , F16C19/46 , F16C33/66
摘要： PROBLEM TO BE SOLVED: To provide a rocker arm assy which not only improves burn inhibition by improving adhesion between a DLC coating and a substrate to allow the DLC coating to be prevented from being peeled from the substrate so as not to be desirable and improving wear resistance to prevent surface damage in an initial state of operation start of an engine or the like but also secures sufficient durability by making a subsequent lubricated condition excellent. SOLUTION: In the rocker arm assy in which the DLC coating 12 is applied to a shaft substrate 8, this DLC coating 12 includes: a surface layer of an external layer having amorphous hydrocarbon containing sp2- and sp3-crossing carbon; an underlayer located more inside than this surface layer, also facing the shaft substrate 8 and containing at least chromium; and a chromium-tungsten carbide layer interposed between these surface layer and underlayer, and containing chromium and tungsten carbide. The rocker arm assy is lubricated by a lubricating oil containing a C particle whose average dispersed particle diameter of a secondary particle diameter is 0.1 μm or larger and 0.7 μm or smaller. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种摇臂总成，其不仅通过改善DLC涂层和基底之间的粘附性来改善燃烧抑制，以便防止DLC涂层从基底剥离，从而不期望并且提高耐磨性以防止在发动机等的初始运转起动状态下的表面损伤，而且通过使后续的润滑条件优异地确保足够的耐久性。解决方案：在将DLC涂层12施加到轴基体8的摇臂总成中，该DLC涂层12包括：具有含有sp2-和sp3交叉碳的无定形烃的外层的表面层; 位于比该表面层更内侧的底层，其也面向轴基底8并且至少含有铬; 以及插入在这些表面层和下层之间并含有铬和碳化钨的铬 - 碳化钨层。摇臂总成由含有二次粒径的平均分散粒径为0.1μm以上且0.7μm以下的C颗粒的润滑油润滑。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2010112343A Rocker arm assembly and its manufacturing method 审中-公开
标题翻译：摇臂组件及其制造方法
公开(公告)号：JP2010112343A
公开(公告)日：2010-05-20
申请号：JP2008287726
申请日：2008-11-10
申请人： Ntn Corp , Ntn株式会社
发明人： OBAYASHI KOSUKE , ABE KATSUSHI
IPC分类号： F01L1/18 , C01B31/02 , C23C28/00 , F16C19/46
摘要： PROBLEM TO BE SOLVED: To provide a rocker arm assembly and its manufacturing method for preventing unwanted separation of a DLC coating film from a base material, even if a shaft end part is deformed in the radial direction by caulking molding, in the DLC coating film capable of easily caulking molding an end part of a shaft.
SOLUTION: The DLC coating film 12 is applied to an axial base material 8. This DLC coating film 12 has a surface layer of the outermost layer having amorphous hydrocarbon including sp2- and sp3-crossing carbon, a backing layer facing the axil base material 8 on the inside of this surface layer and including at least chrome, and a chrome-tungsten carbide layer interposed between these surface layer and backing layer and including chrome and tungsten carbide. DLC coating film processing is performed by masking the end part of the shaft.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种摇臂组件及其制造方法，用于防止DLC涂膜从基材不期望地分离，即使轴端部通过铆接成型沿径向变形，在能够容易地铆接成型轴的端部的DLC涂膜。解决方案：DLC涂膜12应用于轴向基材8.该DLC涂膜12具有最外层的表面层，其具有包含sp2-和sp3交叉碳的无定形烃，背衬层面向轴基材8在该表面层的内部并且至少包括铬，以及插入在这些表面层和背衬层之间并包括铬和碳化钨的铬碳化钨层。通过掩蔽轴的端部进行DLC涂膜处理。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2010112341A Rocker arm assembly 审中-公开
标题翻译：摇臂组件
公开(公告)号：JP2010112341A
公开(公告)日：2010-05-20
申请号：JP2008287724
申请日：2008-11-10
申请人： Ntn Corp , Ntn株式会社
发明人： OBAYASHI KOSUKE , ABE KATSUSHI
IPC分类号： F01L1/18 , C23C14/06 , C23C14/34 , F16C19/46
摘要： PROBLEM TO BE SOLVED: To provide a rocker arm assembly for securing sufficient durability, by not only preventing seizure but also improving its later lubrication state, by preventing surface damage in an operation starting initial state of an engine, by improving abrasion resistance, by preventing unwanted separation of a DLC coating film from a base material, by improving adhesion between the DLC coating film and the base material. SOLUTION: The DLC coating film 12 is applied to an axial base material 8. This DLC coating film 12 has a surface layer of the outermost layer having amorphous hydrocarbon including sp2-and sp3-crossing carbon, a backing layer facing the axial base material 8 on the inside of this surface layer and including at least chrome, and a chrome-tungsten carbide layer interposed between these surface layer and backing layer and including chrome and tungsten carbide. A forming range in the axial direction of the DLC coating film 12 is set to a value determined by reducing a value of multiplying an axial directional dimension Km1 of this roller chamber Km by "2" (both ends) from at least this roller length KL. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于确保足够的耐久性的摇臂组件，通过不仅通过防止发动机的起动初始状态的操作中的表面损伤，而且通过改善耐磨性，不仅可以防止发生，而且可以改善其后续的润滑状态通过改善DLC涂膜与基材之间的粘附性，防止DLC涂膜从基材中的不希望的分离。解决方案：将DLC涂膜12应用于轴向基材8.该DLC涂膜12具有最外层的表层，其具有包含sp2和sp3交叉碳的无定形烃，背衬层面向轴向基材8在该表面层的内部并且至少包括铬，以及插入在这些表面层和背衬层之间并包括铬和碳化钨的铬碳化钨层。将DLC涂膜12的轴向的成形范围设定为通过将该辊室Km的轴向方向尺寸Km1乘以“2”（两端）的值至少从该辊长度KL 。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2010048320A Cam follower for rocker arm, and cam follower device 有权
标题翻译：用于摇臂ARM和CAM FOLLOWER DEVICE的CAM FOLLOWER
公开(公告)号：JP2010048320A
公开(公告)日：2010-03-04
申请号：JP2008212466
申请日：2008-08-21
申请人： Ntn Corp , Ntn株式会社
发明人： KATAYAMA AKIHIKO , ABE KATSUSHI , HASEGAWA TOSHIKI , KURODA MASARU
IPC分类号： F16H53/06 , F01L1/18 , F16C33/66
CPC分类号： F16H53/06 , F01L1/053 , F01L1/181 , F16C13/006 , F16C21/00 , F16C33/6659 , F16C2360/18 , F16H57/04 , Y10T74/2107
摘要： PROBLEM TO BE SOLVED: To provide a cam follower for a rocker arm easily supplying lubrication oil to the inside of a bearing for rotatably supporting an outer ring. SOLUTION: The cam follower for a rocker arm include a cylindrical outer ring 11 with its outer peripheral surface contacting a cam, a support shaft 6 for supporting the outer ring 11, a plurality of rollers 12 arranged in a circular area between the support shaft 6 and the outer ring 11, and side plates 16 which are a ring-shaped disks penetrated by the support shaft 6, faces to end surfaces 15 of the rollers 12, and has an outer diameter Ds smaller than an inner diameter Dr of the outer ring 11. The side plates 16 are respectively arranged on the both sides of the rollers 12. Lk denotes the shaft length of the roller 12, Lr denotes the shaft length of the outer ring 11, and t denotes the thickness of the side plate 16, which satisfies Lr COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于摇臂的凸轮从动件，其容易地将润滑油供应到用于可旋转地支撑外圈的轴承的内部。解决方案：用于摇臂的凸轮从动件包括圆柱形外环11，其外周表面接触凸轮，支撑轴6用于支撑外圈11;多个辊12，其布置在圆形区域之间支撑轴6和外圈11以及由支撑轴6穿过的环形盘的侧板16面向辊12的端面15，并且具有小于内侧直径Dr的外径Ds 侧板16分别设置在辊12的两侧.Lk表示辊12的轴长，Lr表示外圈11的轴长，t表示侧面的厚度板16，其满足Lr

7. 发明专利

JP2009293395A Pump tappet 审中-公开
标题翻译： PUMP TAPPET
公开(公告)号：JP2009293395A
公开(公告)日：2009-12-17
申请号：JP2008144793
申请日：2008-06-02
申请人： Ntn Corp , Ntn株式会社
发明人： OISHI SHINJI , ABE KATSUSHI , KATAOKA MASAHIKO
IPC分类号： F02M59/10 , F04B9/04 , F16C19/26 , F16C33/46
摘要： PROBLEM TO BE SOLVED: To provide a pump tappet having a long service life.
SOLUTION: The pump tappet 21 includes: a shaft 22; a roller bearing 31 arranged on the outer diameter side of the shaft 22 and rotatably supported on the shaft 22; and a case 23 holding the shaft 22 and the roller bearing 31. The outer diameter surface 23h of the case 23 is provided with a plurality of micro recesses, and a surface roughness parameter Ryni of the surface provided with the recesses is 0.8-2.3 μm.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有长使用寿命的泵挺杆。泵挺杆21包括：轴22; 滚子轴承31，其布置在轴22的外径侧上并可转动地支撑在轴22上; 以及保持轴22和滚子轴承31的壳体23.壳体23的外径面23h设置有多个微凹部，设有凹部的表面的表面粗糙度参数Ryni为0.8〜2.3μm 。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009270693A Pump tappet 审中-公开
标题翻译： PUMP TAPPET
公开(公告)号：JP2009270693A
公开(公告)日：2009-11-19
申请号：JP2008124154
申请日：2008-05-12
申请人： Ntn Corp , Ntn株式会社
发明人： OISHI SHINJI , KATAOKA MASAHIKO , ABE KATSUSHI
IPC分类号： F16C19/26 , F02M59/10 , F16C33/34 , F16C33/50 , F16C33/64 , F16C33/66
摘要： PROBLEM TO BE SOLVED: To provide a pump tappet which hardly causes a lubrication failure with less risk of wear in a roller bearing at high speed rotation.
SOLUTION: A pump tappet 21 transmits a rotational motion of a camshaft 12, having a cam 12a formed thereon, to a pump plunger 13 in the form of a reciprocating linear motion, and performs a reciprocating linear motion together with the pump plunger 13. The pump tappet 21 includes a shaft 22, a roller bearing 31 arranged on the outer diameter side of the shaft 22 and rotatably supported on the shaft 22, and a case 23 for housing the shaft 22 and the roller bearing 31. The roller bearing 31 includes an outer ring 32 making contact with the cam 12a, a plurality of rollers 33 arranged between the outer ring 32 and the shaft 22, and a retainer 34 for retaining the plurality of rollers 33.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种在高速旋转的滚子轴承中几乎不会导致润滑故障，较少磨损风险的泵挺杆。解决方案：泵挺杆21将形成有凸轮12a的凸轮轴12的旋转运动以往复直线运动的形式传递到泵柱塞13，并且与泵柱塞一起执行往复直线运动泵挺杆21包括轴22，布置在轴22的外径侧上并可旋转地支撑在轴22上的滚子轴承31和用于容纳轴22和滚子轴承31的壳体23。轴承31包括与凸轮12a接触的外圈32，布置在外圈32和轴22之间的多个辊33和用于保持多个辊33的保持器34.版权所有（C） 2010年，JPO＆INPIT

9. 发明专利

JP2009174559A Large end support structure of connecting rod and engine for motorcycle 有权
标题翻译：连接电机和发动机的大型终端支持结构
公开(公告)号：JP2009174559A
公开(公告)日：2009-08-06
申请号：JP2008010827
申请日：2008-01-21
申请人： Ntn Corp , Ntn株式会社
发明人： OISHI SHINJI , YOSHIMURA YUGO , ABE KATSUSHI
IPC分类号： F16C33/54 , F16C9/04
CPC分类号： F16C33/543 , F16C19/26 , F16C19/463 , F16C33/546
摘要： PROBLEM TO BE SOLVED: To provide a large end support structure of a connecting rod having a long life and high reliability. SOLUTION: The large end support structure of the connecting rod comprises the connecting rod and a needle roller bearing. The needle roller bearing contains a plurality of needle rollers, and a retainer 13 having a pair of circular annular rings 14, a plurality of columns 15 for connecting the plurality of rings 14 with each other, and a plurality of pockets 20 to store the needle rollers between the adjacent columns 15. The columns 15 includes a column center portion 16 located on the relatively radially inner side in the axially center region, a pair of column ends 17 located on the relatively radially outer side in the axially end region, and a pair of column slopes 18 located between the column center portion 16 and the pair of column ends 17. The wall thickness of the column center portion 16, the pair of column ends 17 and the pair of column slope 18 is smaller than the wall thickness of boundary portions adjacent to these portions. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有长寿命和高可靠性的连杆的大端支撑结构。
解决方案：连杆的大端支撑结构包括连杆和滚针轴承。滚针轴承包括多个滚针，以及具有一对圆形环形环14的保持器13，用于将多个环14彼此连接的多个支柱15以及用于存储针头的多个凹穴20 柱15包括位于轴向中心区域的相对径向内侧的柱中心部分16，位于轴向端部区域的相对径向外侧的一对柱端部17，以及一对柱斜面18位于列中心部分16和一对柱端17之间。柱中心部分16的壁厚，一对柱端部17和一对柱斜面18的壁厚小于与这些部分相邻的边界部分。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2009127842A Gear 有权
标题翻译：齿轮
公开(公告)号：JP2009127842A
公开(公告)日：2009-06-11
申请号：JP2007307054
申请日：2007-11-28
申请人： Ntn Corp , Ntn株式会社
发明人： SATO MASANORI , ABE KATSUSHI
IPC分类号： F16H55/17 , B24B31/00 , B24C3/00 , C21D7/06
CPC分类号： B24C1/10 , B24B31/003 , B24B31/0224 , B24C7/0007 , C21D7/04 , C21D7/06 , C21D7/08 , C21D9/32 , C21D2221/02 , F16H55/06 , Y10T74/1987 , Y10T74/19949 , Y10T74/19963
摘要： PROBLEM TO BE SOLVED: To improve fatigue strength to pitching and tooth missing in addition to abrasion resistance and scoring resistance without increasing the processing process. SOLUTION: The improvement of a gear comprises smoothing a tooth face 2 by gyroscope polishing and randomly forming a countless fine recessed hollows 3 on this smoothed tooth face 2 by liquid honing which causes a fine hard particle to collide together with a liquid, thereby forming a large compressive residual stress on the tooth face 2 by the liquid honing, and improving fatigue strength to pitching and tooth missing in addition to abrasion resistance and scoring resistance without increasing the processing process. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：除了增加加工工艺之外，还可以提高除了耐磨性和耐划伤性之外的俯仰和齿缺失的疲劳强度。解决方案：齿轮的改进包括通过陀螺仪抛光来平滑牙齿面2，并且通过液体珩磨随机地在该平滑的牙面2上形成无数的细凹槽3，使得细的硬颗粒与液体碰撞在一起，从而通过液体珩磨在齿面2上形成大的压缩残余应力，并且在不增加加工过程的情况下，除了耐磨性和耐划痕性之外，还能够提高俯仰和俯仰的疲劳强度。版权所有（C）2009，JPO＆INPIT

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