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71. 发明专利

JP2011248244A Resin ferrule for optical connector 审中-公开
标题翻译：光纤连接器用树脂
公开(公告)号：JP2011248244A
公开(公告)日：2011-12-08
申请号：JP2010123439
申请日：2010-05-28
申请人： Ntn Corp , Ntn株式会社
发明人： KUNIMAI HIROMICHI , HAYASHI TATSUYA , KOMORI ISAO , SATOJI FUMINORI
IPC分类号： G02B6/36
摘要： PROBLEM TO BE SOLVED: To provide a resin ferrule for an optical connector which has excellent dimensional accuracy in an external diameter of a fitting part to be fitted into a sleeve as well as in a strand insertion hole into which an optical fiber strand is inserted, and is capable of reducing a loss in optical communication, even in the case of having a strand insertion hole long enough to reduce contortion of optical fiber strands adequately.SOLUTION: The resin ferrule for optical connectors 1 is provided with a main body part 3 having a core wire insertion hole 3a into which an optical fiber core wire 5 is inserted, and a fitting part 2 to be fitted into a sleeve having a strand insertion hole 2a into which an optical fiber strand 4 is inserted. The fitting part 2 having the strand insertion hole 2a and the main body part 3 are integrally formed by injection molding of resin, and the fitting part 2 is cylindrical, with the strand insertion hole 2a as a shaft center.
摘要翻译：要解决的问题：提供一种用于光连接器的树脂套圈，其在装配到套筒中的装配部分的外径以及在光纤线束中的线插入孔中具有优异的尺寸精度并且即使在具有足够长的线束插入孔以充分减少光纤线束的扭曲的情况下也能够减少光通信的损失。解决方案：用于光连接器1的树脂套圈设置有具有插入有光纤芯线5的芯线插入孔3a的主体部分3和装配到具有插入有光纤线束4的线插入孔2a。具有线股插入孔2a和主体部分3的装配部分2通过树脂的注射成型而一体地形成，并且装配部分2是圆柱形的，股线插入孔2a作为轴心。版权所有（C）2012，JPO＆INPIT

72. 发明专利

JP2011085784A Connector sleeve for optical ferrule 审中-公开
标题翻译：光纤连接器套管
公开(公告)号：JP2011085784A
公开(公告)日：2011-04-28
申请号：JP2009239120
申请日：2009-10-16
申请人： Ntn Corp , Ntn株式会社
发明人： SATOJI FUMITADA , KURIMURA TETSUYA , KOMORI ISAO , HAYASHI TATSUYA
IPC分类号： G02B6/38
摘要： PROBLEM TO BE SOLVED: To provide a connector sleeve for sufficiently reducing coaxiality when ferrules arranged at the ends of an optical cable are coaxially held in contact with each other, and reducing weight and cost in comparison with a conventional sleeve made of ceramics or metal single substance. SOLUTION: The connector sleeve 3 is a cylindrical sleeve for coaxially holding the ferrules arranged at the ends of the optical cable in contact with each other. The connector sleeve 3 includes an inner diameter part comprising an electroforming part 3a, and an outer diameter part comprising a resin molding part 3b. An inner circumference surface of the inner diameter part is a plating-deposition start surface in the electroforming part 3a, and has a slit 3e in an axial direction connected from one opening to the other opening on the circumference of the connector sleeve as a mechanism for increasing diameter. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种连接器套筒，用于在布置在光缆端部处的套圈同轴地保持彼此接触的同时充分降低同轴度，并且与传统的陶瓷套筒相比，减轻了重量和成本或金属单一物质。
解决方案：连接器套筒3是用于同轴地保持布置在光缆的端部处的套圈彼此接触的圆柱形套筒。连接器套筒3包括包括电铸部分3a的内径部分和包括树脂模制部分3b的外径部分。内径部的内周面是电铸部3a的电镀沉积开始面，并且在连接器套筒的圆周上从一个开口连接到另一个开口的轴向上具有狭缝3e，作为用于增加直径。版权所有（C）2011，JPO＆INPIT

73. 发明专利

JP2010255755A Shaft member for fluid dynamic-pressure bearing device and manufacturing method for the same 审中-公开
标题翻译：用于流体动压轴承装置的轴件及其制造方法
公开(公告)号：JP2010255755A
公开(公告)日：2010-11-11
申请号：JP2009106772
申请日：2009-04-24
申请人： Ntn Corp , Ntn株式会社
发明人： KOMORI ISAO
IPC分类号： F16C17/10 , F16C33/14 , F16C33/24 , F16C35/02
摘要： PROBLEM TO BE SOLVED: To provide a shaft member for a fluid dynamic-pressure bearing device that enhances processability of a flange so as to allow fastening work with a shaft to be easily and inexpensively executed while having excellent wear resistance of a bearing surface.
SOLUTION: The shaft member for a fluid dynamic-pressure bearing device has a shaft 21 and a flange 22. At least one end face of the flange 22 forms a thrust bearing clearance in-between the face facing the one end face. The flange 22 comprises a base 23 forming a fastening part in-between the shaft 21 by plastic deformation, and a hard part 24 integrally formed on the base 23 so as to constitute the one end face while showing hardness higher than that of the base 23.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种流体动压轴承装置的轴构件，其提高了凸缘的加工性，从而能够容易且廉价地执行与轴的紧固工作，同时具有优异的轴承耐磨性表面。解决方案：用于流体动压轴承装置的轴构件具有轴21和凸缘22.凸缘22的至少一个端面在面向一个端面的面之间形成推力轴承间隙。凸缘22包括基部23，该基部23通过塑性变形形成在轴21之间的紧固部分，以及一体地形成在基部23上的硬质部24，以构成一个端面，同时显示比基部23的硬度更高的硬度版权所有（C）2011，JPO＆INPIT

74. 发明专利

JP2009243604A Fluid bearing device and method of manufacturing the same 审中-公开
标题翻译：流体轴承装置及其制造方法
公开(公告)号：JP2009243604A
公开(公告)日：2009-10-22
申请号：JP2008091777
申请日：2008-03-31
申请人： Ntn Corp , Ntn株式会社
发明人： KOMORI ISAO
IPC分类号： F16C17/10 , F16C33/10 , F16C33/14 , F16C33/20 , F16C33/74
CPC分类号： F16C33/107 , F16C17/107 , F16C33/103
摘要： PROBLEM TO BE SOLVED: To surely form a communication path of lubrication fluid in an integrally-molded product while keeping production costs low in a fluid bearing device having a part formed by integrally molding a housing and a bearing sleeve.
SOLUTION: A housing part 7 and a bearing part 8 constituting a dynamic pressure bearing device 1 are integrally molded by the injection molding of a resin. Thereafter, a through-hole 11 is formed in the integrally-molded product (die molded member 6) by laser beam processing. Thus, a flow passage connecting an upper end to a lower end of a radial bearing gap opened on an upper end face 8c and a lower end face 8b of a bearing part 8 and formed between the bearing part 8 and a shaft part 2 is formed by the through-hole 11. In this process, the inner peripheral surface of the through-hole 11 is formed by a laser beam-processed surface.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：在具有通过一体地模制壳体和轴承套筒而形成的部分的流体轴承装置中，在整体模制产品中确保形成润滑流体的连通路径，同时保持低成本的生产成本。解决方案：构成动压轴承装置1的壳体部件7和轴承部件8通过树脂的注塑成型而一体成型。此后，通过激光束处理在一体模制产品（模制件6）中形成通孔11。因此，形成在轴承部8的上端面8c和下端面8b上开口并形成在轴承部8和轴部2之间的径向轴承间隙的上端与下端连结的流路，通过该通孔11.在该过程中，通孔11的内周面由激光束处理表面形成。版权所有（C）2010，JPO＆INPIT

75. 发明专利

JP2009068691A Fluid bearing device 有权
标题翻译：流体轴承装置
公开(公告)号：JP2009068691A
公开(公告)日：2009-04-02
申请号：JP2008160592
申请日：2008-06-19
申请人： Ntn Corp , Ntn株式会社
发明人： KOMORI ISAO , KURIMURA TETSUYA
IPC分类号： F16C17/02 , F16C17/08 , F16C33/74 , F16C35/02 , G11B19/20 , H02K5/16 , H02K7/08
摘要： PROBLEM TO BE SOLVED: To provide a fluid bearing device capable of accurately and inexpensively controlling an axially-movable distance of a shaft member. SOLUTION: This fluid bearing device is provided with: a seal part 9 axially engaging with a shoulder surface 2c of a shaft member 2 to prevent coming-off of the shaft member 2; radial bearing parts R1 and R2 radially supporting the shaft member 2 with a fluid film generated in a radial bearing space between the outer peripheral surface of a large-diameter part 2a of the shaft member 2 and the inner peripheral surface 8a of a sleeve part 8; and a thrust bearing part T supporting the shaft member 2 in the thrust direction. In the fluid bearing device, a first axial space L1 is formed between the seal part 9 and the sleeve part 8. Thereby, the axially-movable distance of the shaft member 2 can be accurately set without relying on member accuracy of the sleeve part 8 and the like. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够精确且廉价地控制轴构件的轴向移动距离的流体轴承装置。解决方案：该流体轴承装置设有：与轴构件2的肩部表面2c轴向接合的密封部分9，以防止轴构件2的脱落; 径向轴承部分R1和R2径向地支撑轴构件2，在轴构件2的大直径部分2a的外周表面和套筒部分8的内周表面8a之间的径向轴承空间中产生流体膜 ; 以及在推力方向上支撑轴构件2的止推轴承部T. 在流体轴承装置中，在密封部9和套筒部8之间形成有第一轴向空间L1。由此，能够精确地设定轴构件2的轴向移动距离，而不依赖于套筒部8的构件精度等等。版权所有（C）2009，JPO＆INPIT

76. 发明专利

JP2008175386A Bearing member and its manufacturing method 有权
标题翻译：轴承座及其制造方法
公开(公告)号：JP2008175386A
公开(公告)日：2008-07-31
申请号：JP2007260123
申请日：2007-10-03
申请人： Ntn Corp , Ntn株式会社
发明人： YAMAMOTO TETSUYA , KOMORI ISAO
IPC分类号： F16C33/14 , F16C17/02
摘要： PROBLEM TO BE SOLVED: To provide a bearing member wherein a grooved part for generation of a dynamic pressure is formed while the bearing surface provided on the inside of an electrocast portion is retained in high precision, and its manufacturing method. SOLUTION: In the separating process of the electrocast portion 4 from a master 10, the master 10 is drawn off in such a direction that the shaping part 12 passes the separation surface 15 of the portion 4 from the master 10, whereby a projection 12a on the shaping part 12 deforms part of the separation surface 15 of the electrocast portion 4 plastically. Thereby a plurality of axially directed grooves 8a are formed at the inside of the electrocast portion 4 by plastic deformation generated by the projection 12a, and the part of the separation surface 15 not subjected to plastic deformation due to the projection part 12a remains as the bearing surface 7. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种在高精度地保持设置在电子播放部分的内部的支承表面上形成用于产生动压的开槽部分的轴承部件及其制造方法。解决方案：在静电部分4与主机10的分离过程中，母模10沿着成形部分12通过部分4的分离表面15与主机10的方向被拉出，由此一成形部12上的突出部12a塑性地使电铸部分4的分离面15的一部分变形。因此，通过由突起12a产生的塑性变形，在电铸部4的内部形成有多个轴向定向的槽8a，并且由于突起部12a而没有受到塑性变形的分离面15的部分保持为轴承表面7.版权所有（C）2008，JPO＆INPIT

77. 发明专利

JP2008175384A Shaft member for fluid bearing device, and its manufacturing method 审中-公开
标题翻译：流体轴承装置的轴件及其制造方法
公开(公告)号：JP2008175384A
公开(公告)日：2008-07-31
申请号：JP2007124707
申请日：2007-05-09
申请人： Ntn Corp , Ntn株式会社
发明人： BITO YOSHIHIKO , YAMAMOTO TETSUYA , KOMORI ISAO , HIRAIDE ATSUSHI
IPC分类号： F16C35/02 , F16C17/10 , F16C33/14
摘要： PROBLEM TO BE SOLVED: To inexpensively form a shaft member for a fluid bearing device excelling in bearing surface accuracy and shape accuracy between bearing surfaces and having high fixing strength between a shaft part and a flange part.
SOLUTION: The shaft part 21 is pressed into the flange part 22, and a plastic working part 31c of a first tool 31 is pressed to an upper end face 22a of the flange part 22 to plastically deform a part of the flange part 22 to the inner peripheral side. A caulking part 23 is thereby formed between the shaft part 21 and the flange part 22. Press-fitting and caulking are performed in a state of restraining both end faces 22a, 22b of the flange part 22 with a second tool 32 and a third tool 33.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了廉价地形成用于轴承表面的轴承表面精度和形状精度优异的流体轴承装置的轴构件，并且在轴部和凸缘部之间具有高的固定强度。解决方案：将轴部21压入凸缘部22，第一工具31的塑性加工部31c被压向凸缘部22的上端面22a，使凸缘部的一部分发生塑性变形 22到内周侧。因此，在轴部21和凸缘部22之间形成有铆接部23.在利用第二工具32和第三工具来限制凸缘部22的两端面22a，22b的状态下进行压配合和铆接 33.版权所有（C）2008，JPO＆INPIT

78. 发明专利

JP2008169942A Fluid bearing device 有权
标题翻译：流体轴承装置
公开(公告)号：JP2008169942A
公开(公告)日：2008-07-24
申请号：JP2007004763
申请日：2007-01-12
申请人： Ntn Corp , Ntn株式会社
发明人： HORI SEIJI , KOMORI ISAO
IPC分类号： F16C33/08 , F16C17/10 , F16C33/14
摘要： PROBLEM TO BE SOLVED: To provide a low-cost and compact fluid bearing device. SOLUTION: A housing 7 is integrally provided with a side part comprising a small-diameter part 7a and a large-diameter part 7b, a bottom part 7c sealing a lower end opening of the small-diameter part 7a. The housing 7 is injection-molded with a resin by using, as an insert component, a spacer member 12 specifying clearance widths of a first thrust bearing clearance of a first thrust bearing part T1, and a second thrust bearing clearance of a second thrust bearing part T2. The second thrust bearing clearance is formed on an inner bottom surface 7c1 of the housing 7. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供低成本和紧凑的流体轴承装置。解决方案：壳体7一体地设置有包括小直径部分7a和大直径部分7b的侧部，密封小直径部分7a的下端开口的底部部分7c。壳体7通过使用指定第一止推轴承部分T1的第一推力轴承间隙的间隙的间隔件12和第二止推轴承的第二推力轴承间隙作为插入部件而用树脂注塑成型 T2部分。第二止推轴承间隙形成在壳体7的内底面7c1上。版权所有（C）2008，JPO＆INPIT

79. 发明专利

JP2008164109A Shaft member for fluid bearing device 审中-公开
标题翻译：用于流体轴承装置的轴件
公开(公告)号：JP2008164109A
公开(公告)日：2008-07-17
申请号：JP2006355868
申请日：2006-12-28
申请人： Ntn Corp , Ntn株式会社
发明人： YAMAMOTO TETSUYA , KOMORI ISAO , SHIMIZU KAZUTO
IPC分类号： F16C33/14 , F16C17/10 , F16C35/02
摘要： PROBLEM TO BE SOLVED: To inexpensively manufacture a shaft member for a fluid bearing device capable of stably exhibiting high fixing strength between a shaft part and a flange part.
SOLUTION: An external thread part 23 provided at the lower end outer periphery of the shaft part 21 is thread-fastened to an internal thread part 24 provided at the inner periphery of the flange part 22, to form a thread-fastened fixed part 25 between both thread parts 23, 24. The tip of the shaft part 21 is plastically worked into a larger diameter than the thread-fastened fixed part 25 to form a caulking part 26. A caulking process to the shaft member 2 formed with the thread-fastened fixed part 25 is performed in the restricted state of both end faces 22a, 22b of the flange part 22.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了廉价地制造能够在轴部和凸缘部之间稳定地表现出高固定强度的流体轴承装置的轴构件。解决方案：设置在轴部21的下端外周的外螺纹部23螺纹固定在设置在凸缘部22的内周的内螺纹部24，形成螺纹固定部分25在两个螺纹部分23,24之间。轴部分21的末端被塑造成比螺纹紧固的固定部分25更大的直径以形成铆接部分26.形成有轴部件2的轴部件2的铆接过程在凸缘部22的两个端面22a，22b的限制状态下执行螺纹固定部25。版权所有（C）2008，JPO＆INPIT

80. 发明专利

JP2008121772A Bearing member and bearing device equipped therewith 有权
标题翻译：承载构件和轴承装置
公开(公告)号：JP2008121772A
公开(公告)日：2008-05-29
申请号：JP2006305521
申请日：2006-11-10
申请人： Ntn Corp , Ntn株式会社
发明人： KOMORI ISAO , YAMAMOTO TETSUYA
IPC分类号： F16C17/10 , B29C45/14 , F16C33/14
摘要： PROBLEM TO BE SOLVED: To provide a bearing member having improved anti-come-off force when releasing a molded product having an integrated electrocast part from a mold or pulling out a master.
SOLUTION: During electrocasing work, an opposite space to the master 11 is differentiated in the axial direction, whereby the electrocast part 8 is formed with its diameter larger at the other end closed side than at one end opened side. During releasing an integrated molded product with the electrocast part 8 and a molded part 9 from the mold, the push-out force of a push-out pin 22 in an injector mechanism is operated to push out the molded part 9 from one end opening side to the other end closed side of the electrocast part 8.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种当从模具中释放具有集成电铸部件的模制产品或拉出母模时具有改进的防脱落力的支承构件。解决方案：在电动加工过程中，与主机11相对的空间在轴向方向上是不同的，由此，在另一端封闭侧的直径大于在一端敞开侧的直线形状的电铸部8。在从模具释放具有电铸部件8和模制部件9的集成模制产品时，喷射器机构中的推出销22的推出力被操作以从一个端部开口侧推出模制部件9 到另一端的电子部分8的封闭侧。版权所有（C）2008，JPO＆INPIT

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