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1. 发明专利

JP2007232073A Bearing unit and motor using the bearing unit 有权
标题翻译：轴承单元和使用轴承单元的电机
公开(公告)号：JP2007232073A
公开(公告)日：2007-09-13
申请号：JP2006053809
申请日：2006-02-28
申请人： Sony Corp , ソニー株式会社
发明人： KAKINUMA YOSHIAKI , YAZAWA KENICHIRO , SATO HIROSHI
IPC分类号： F16C33/10 , F16C17/02 , F16C17/04 , F16C23/04 , H02K5/16 , H02K7/08 , H02K21/22
摘要： PROBLEM TO BE SOLVED: To prevent pressure decrease in a housing including a space to a thrust side from a retaining member caused by relative rotation of a shaft and the housing and to discharge remaining air in viscose fluid in the housing. SOLUTION: The bearing unit consists of a radial bearing 33 for supporting the shaft 31 in a circumferential direction, a thrust bearing 46 for supporting an end of the shaft in a thrust direction, a passage forming member 34 provided outside of the radial bearing and the thrust bearing, a housing 37, formed so as to seal and store the passage forming member, having a shaft insertion hole 41 where the shaft is inserted, a retaining member 48 for the shaft from the radial bearing which is provided for the radial bearing at its end side where the thrust bearing is provided, the viscose fluid 42 filled in the housing and a communication passage 50, formed between the passage forming member and the radial bearing, for connecting the end side and the other end side of the shaft protruding from the radial bearing in the thrust direction. The retaining member 48 has a structure wherein inner fluid can flow to both sides of the retaining member in the thrust direction. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了防止由轴和壳体的相对旋转引起的包括从保持构件到推力侧的空间的壳体的压力降低，并且使壳体中的粘胶流体中的剩余空气排出。
解决方案：轴承单元由用于在轴向方向上支撑轴31的径向轴承33，用于在推力方向上支撑轴的端部的推力轴承46，设置在径向外侧的通道形成构件34 轴承和止推轴承，形成为密封和存储通道形成构件的壳体37，其具有插入轴的轴插入孔41，用于轴的径向轴承的保持构件48，径向轴承设置用于径向轴承在其提供推力轴承的端侧，粘胶流体42填充在壳体中，以及形成在通道形成构件和径向轴承之间的连通通道50，用于将端部侧和另一端侧连接轴从推力方向从径向轴承突出。保持构件48具有其中内部流体可以在推力方向上流动到保持构件的两侧的结构。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2007170577A Method for manufacturing member for dynamic pressure bearing 审中-公开
标题翻译：用于动态压力轴承的制造方法
公开(公告)号：JP2007170577A
公开(公告)日：2007-07-05
申请号：JP2005370685
申请日：2005-12-22
申请人： Sony Corp , ソニー株式会社
发明人： SATO HIROSHI , SHISHIDO YUJI , KANEKO TAKESHI , YAZAWA KENICHIRO , KAKINUMA YOSHIAKI
IPC分类号： F16C33/20 , F16C17/10
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a member for a dynamic pressure bearing capable of easily forcibly pulling the member for the dynamic pressure bearing out of a core pin even if forcible pulling force is small, and manufacturing the member for the dynamic pressure bearing without damaging dynamic pressure groove formed on an inner circumference surface. SOLUTION: This method for manufacturing the member for the dynamic pressure bearing in which a mould which consists of the core pin 30 having projection strips 341, 342 of a predetermined shape formed on the outer circumference surface 31 is used, molten resin Mr is injected into the mould, and dynamic pressure grooves Ra, Rb are formed on an inner circumference surface 20n of a cylinder part 20a of the member 20 for the dynamic pressure bearing, is characterized by forcibly pulling the member 20 or the dynamic pressure bearing out of the core pin 30 in an axial direction of the member 20 for the dynamic pressure bearing with slightly rotating the core pin 30 under a condition where outer circumference of the molded member 20 for the dynamic pressure bearing is set as a free space after cure of the molten resin Mr. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于动态压力轴承的构件的制造方法，即使强制拉力较小，也能够容易地将动压轴承的构件从芯销拉出，并且制造构件用于动态压力轴承而不损坏形成在内圆周表面上的动压槽。解决方案：用于制造动压轴承部件的方法，其中使用由具有形成在外周表面31上的预定形状的突出条341,342构成的芯销30的模具，熔融树脂Mr 注入到模具中，动压槽Ra，Rb形成在用于动压轴承的构件20的缸体20a的内周面20n上，其特征在于强制地将构件20或动压力承载出在用于动态压力轴承的构件20的轴向方向上的芯销30的轴向方向上，在动压轴承的模制构件20的外周被设定为固化后的自由空间的条件下，芯销30稍微旋转熔融树脂版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2007032727A Bearing unit and rotating device using the same 审中-公开
标题翻译：轴承单元和使用相同的旋转装置
公开(公告)号：JP2007032727A
公开(公告)日：2007-02-08
申请号：JP2005217763
申请日：2005-07-27
申请人： Sony Corp , ソニー株式会社
发明人： KAKINUMA YOSHIAKI , KANEKO TAKESHI , SATO HIROSHI , YAZAWA KENICHIRO
IPC分类号： F16C33/10 , F16C17/10 , F16C35/02 , H02K7/08
CPC分类号： F16C17/107 , F16C17/026 , F16C33/107 , F16C2360/46
摘要： PROBLEM TO BE SOLVED: To provide a bearing unit of high reliability and a motor using the same, capable of approximately completely preventing leakage of lubricant. SOLUTION: This bearing unit 30A is composed of a radial bearing 33 and a thrust bearing 46 rotatably supporting a shaft 31, a passage forming member 34A and a passage forming member cover body 40, forming a communication passage 50 for short-circuiting a pressure generated in relative rotation of the shaft 31 and the radial bearing 33, a housing 60A opened while remaining a small space only at one end of the shaft 31, for covering the circumference, and retaining each of members, and the lubricant 42 filled in the space, the radial bearing 33 excluding a shaft release end 30a side, is completely covered by the passage forming member 34A and the passage forming member cover body 40, and the bearing unit is formed by molding a resin. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供高可靠性的轴承单元和使用该轴承单元的马达，能够大致完全防止润滑剂的泄漏。解决方案：该轴承单元30A由径向轴承33和可旋转地支撑轴31的推力轴承46，通道形成构件34A和通道形成构件盖体40构成，形成用于短路的连通通道50 在轴31和径向轴承33的相对旋转中产生的压力，敞开的壳体60A，仅在轴31的一端保留较小的空间，用于覆盖周边，并且保持每个构件，并且填充有润滑剂42 在空间中，除了轴释放端30a侧的径向轴承33被通道形成构件34A和通道形成构件盖体40完全覆盖，并且轴承单元通过模制树脂形成。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2007002949A Bearing unit, motor with bearing unit, and electronic device 审中-公开
标题翻译：轴承单元，带轴承单元的电机和电子设备
公开(公告)号：JP2007002949A
公开(公告)日：2007-01-11
申请号：JP2005185601
申请日：2005-06-24
申请人： Sony Corp , ソニー株式会社
发明人： YAZAWA KENICHIRO , KANEKO TAKESHI , SATO HIROSHI , KAKINUMA YOSHIAKI
IPC分类号： F16C17/10 , F16C33/10 , F16C41/02 , H02K5/16 , H02K21/24
CPC分类号： F04D25/062 , F04D25/0626 , F04D29/0513 , F04D29/057
摘要： PROBLEM TO BE SOLVED: To provide excellent lubricating performance and rotating performance by suppressing vibration of a shaft by increasing the rigidity of the shaft and securely holding a lubricating oil.
SOLUTION: This bearing unit comprises the shaft 31, a first radial bearing 32 supporting the shaft 31 in the circumferential direction, a second radial bearing 33 disposed axially apart from the first radial bearing 32 and supporting the shaft 31 in the circumferential direction, a thrust bearing 34 supporting one end of the shaft 31 in a thrust direction, a spacer 35 disposed between the first radial bearing 32 and the second radial bearing 33, a housing 37 with the first radial bearing 32, second radial bearing 33, and thrust bearing 34 disposed therein and sealed except for a shaft insertion hole 45 inserting the shaft 31, and a viscous fluid 38 filled in the housing 37.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过增加轴的刚性并牢固地保持润滑油，通过抑制轴的振动来提供优异的润滑性能和旋转性能。解决方案：该轴承单元包括轴31，沿圆周方向支撑轴31的第一径向轴承32，与第一径向轴承32轴向隔开并沿圆周方向支撑轴31的第二径向轴承33 ，推力轴承34，其支撑轴31的推力方向的一端，设置在第一径向轴承32和第二径向轴承33之间的间隔件35，具有第一径向轴承32的壳体37，第二径向轴承33和推力轴承34设置在其中并被密封，除了插入轴31的轴插入孔45和填充在壳体37中的粘性流体38之外。（C）2007，JPO＆INPIT

5. 发明专利

JP2005324224A Grooving tool for sleeve member and grooving method of sleeve member using the same 审中-公开
标题翻译：用于套管构件的工具及使用其的套筒构件的铺设方法
公开(公告)号：JP2005324224A
公开(公告)日：2005-11-24
申请号：JP2004144225
申请日：2004-05-13
申请人： Sony Corp , ソニー株式会社
发明人： SATO HIROSHI , SHISHIDO YUJI , KANEKO TAKESHI , YAZAWA KENICHIRO , KAKINUMA YOSHIAKI
IPC分类号： B21H3/00
摘要： PROBLEM TO BE SOLVED: To obtain a grooving tool with which grooving work is carried out on the hollow inner peripheral surface of a sleeve member even when it has the extremely small diameter of the hollow circle and the grooving method of the sleeve member using the same.
SOLUTION: The grooving tool 50 of the embodiment of this invention has structure in which at least one grooving projection 61 whose surface is spherical for forming rolled grooves G is formed on the hollow inner peripheral surface Si of the sleeve member S to be worked is formed on the outer peripheral surface of a portion of a core rod 60 having a circular cross section.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了获得在套筒构件的中空内周面上进行切槽加工的切槽工具，即使其具有极小的中空圆直径和套筒构件的切槽方法使用相同解决方案：本发明实施例的切槽工具50具有以下结构：在套筒构件S的中空内周面Si上形成有至少一个表面为球形的用于形成轧制槽G的切槽突起61，在具有圆形横截面的芯棒60的一部分的外周表面上形成加工。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005069382A Bearing unit and motor using the same 有权
标题翻译：轴承单元和使用它的电机
公开(公告)号：JP2005069382A
公开(公告)日：2005-03-17
申请号：JP2003300529
申请日：2003-08-25
申请人： Sony Corp , ソニー株式会社
发明人： SHISHIDO YUJI , YAZAWA KENICHIRO , NAKAMURA ICHIRO , KANEKO TAKESHI , TAKADA KIYOYUKI , KAKINUMA YOSHIAKI , SATO HIROSHI
IPC分类号： F04D29/056 , F04D29/04 , F16C17/02 , F16C17/08 , F16C33/08 , H02K7/08 , H02K21/22
摘要： PROBLEM TO BE SOLVED: To prevent splash of viscous fluid due to a shock by preventing leakage thereof caused by expansion of residual air. SOLUTION: This bearing unit is provided with a shaft 31, a radial bearing 33 for supporting the shaft 31 in the circumferential direction, a thrust bearing 46 for supporting one end of the shaft 31 in the thrust direction, a passage forming member 34 provided outside the radial bearing 33 and the thrust bearing 46, a housing 37 housing the passage forming member 34 inside thereof and formed into a sealed structure except a shaft insert hole 41 wherein the shaft 31 is to be inserted, lubricating oil 42 filled inside the housing 37, a communication passage 50 formed between the passage forming member 34 and the radial bearing 33 to communicate thrust directional one end of the shaft 31 projected from the radial bearing 33 with the other end thereof. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了防止由于冲击引起的粘性流体的飞溅，防止由残余空气的膨胀引起的泄漏。解决方案：该轴承单元设置有轴31，用于沿圆周方向支撑轴31的径向轴承33，用于支撑轴31的推力方向的一端的推力轴承46，通道形成构件 34设置在径向轴承33和止推轴承46的外侧，壳体37将通道形成构件34容纳在其内部并形成密封结构，除了轴插入孔41，其中轴31将被插入，润滑油42填充在壳体37，形成在通道形成构件34和径向轴承33之间的连通通道50，以连接从径向轴承33突出的轴31的推力方向的一端与另一端。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2008025789A Dynamic pressure fluid bearing unit and rotation device using the dynamic pressure fluid bearing unit 有权
标题翻译：动态压力流体轴承单元和使用动态压力流体轴承单元的旋转装置
公开(公告)号：JP2008025789A
公开(公告)日：2008-02-07
申请号：JP2006201826
申请日：2006-07-25
申请人： Sony Corp , ソニー株式会社
发明人： YAZAWA KENICHIRO , KAKINUMA YOSHIAKI , SATO HIROSHI
IPC分类号： F16C17/10
摘要： PROBLEM TO BE SOLVED: To provide a dynamic pressure fluid bearing unit having a structure such that a lubricant is not leaked and air generated at the inside can be released to the outside, and a rotation device using this dynamic pressure fluid bearing unit.
SOLUTION: The dynamic pressure fluid bearing unit 1A is provided with: a radial bearing 20 for rotatably and pivotally supporting a shaft S at a central shaft insertion hole 26 by dynamic pressure; a thrust bearing 40 for pivotally supporting a lower end of the shaft S; a housing 30 capable of storing the radial bearing 20 at a bottom part 32; and an oil seal 50A formed with the shaft insertion hole 51 at a central part and capable of closing an opening 31 of the housing 30. A communication passage 25 communicated with the thrust bearing 40 and formed on an outer peripheral surface 24 of the radial bearing 20 and an air passage 54a communicated with the communication passage 25 are formed on an outer peripheral surface of the oil seal 50A and are assembled.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种动态压力流体轴承单元，其具有使得润滑剂不会泄漏并且在内部产生的空气可以释放到外部的结构，以及使用该动态压力流体轴承单元的旋转装置。解决方案：动压流体轴承单元1A设置有：径向轴承20，用于通过动态压力可旋转地枢转地支撑轴S在中心轴插入孔26; 用于枢转地支撑轴S的下端的止推轴承40; 能够将径向轴承20存放在底部32的壳体30; 以及在中心部形成有轴插入孔51并能够封闭壳体30的开口31的油封50A。与推力轴承40连通并形成在径向轴承的外周面24上的连通路25 在油封50A的外周面上形成有与连通路25连通的空气通路54a，并组装。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2005313260A Cylindrical electrode, and groove machining method for sleeve member using the same and its device 审中-公开
标题翻译：圆柱电极，以及使用其的套筒构件的槽加工方法及其装置
公开(公告)号：JP2005313260A
公开(公告)日：2005-11-10
申请号：JP2004132272
申请日：2004-04-27
申请人： Sony Corp , ソニー株式会社
发明人： SATO HIROSHI , SHISHIDO YUJI , KANEKO TAKESHI , YAZAWA KENICHIRO , KAKINUMA YOSHIAKI
IPC分类号： B23H9/00 , F16C17/02 , F16C33/14
摘要： PROBLEM TO BE SOLVED: To provide a cylindrical electrode capable of discharging sludge in an excellent state without an anxiety of short-circuit of a sleeve member and a projecting electrode, forming grooves, even if the cylindrical electrode is a one projecting electrode, and changing number of the grooves and widths of the grooves, a groove machining method for the sleeve member using the same and its device. SOLUTION: This groove machining device 1 of this sleeve member S is provided with a chuck 10 for holding the sleeve member S, the cylindrical electrode 20A inserted from an upper opening part of the sleeve member S and formed with at least a projecting electrode 22 on the outer peripheral surface of an electrode main body 21 having circular cross section, a Z-axis driving device 4 for elevating the cylindrical electrode 20A between an upper end edge of a hollow circle opening part of the sleeve member S and a prescribed position of an axial direction, a C-axis rotating device 7 for rotating the cylindrical electrode 20A at a prescribed angle, and a power source 15 capable of impressing prescribed voltage between the sleeve member S and the cylindrical electrode 20A when the projecting electrode 22 of the cylindrical electrode 20A approaches a hollow inner peripheral surface of the sleeve member S. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：即使圆柱形电极是一个突出电极，也可以提供一种能够以良好的状态排出污泥的筒状电极，而不会使套筒部件和突出电极发生短路的焦虑，形成槽，以及槽的数量和槽的宽度的变化，使用其的套筒构件的槽加工方法及其装置。解决方案：该套筒构件S的槽加工装置1设置有用于保持套筒构件S的卡盘10，从套筒构件S的上部开口部插入的圆筒形电极20A形成为至少突出具有圆形横截面的电极主体21的外周面上的电极22，用于将套筒构件S的中空圆形开口部的上端缘与筒状构件S的上端边缘之间的圆筒状电极20A升降的Z轴驱动装置4 轴向位置，用于使圆柱形电极20A以规定角度旋转的C轴旋转装置7，以及能够在套筒构件S和圆筒形电极20A之间施加规定电压的电源15，当电极22的突出电极22 圆柱形电极20A接近套筒构件S的中空的内周面。版权所有：（C）2006，JPO＆NCIPI

9. 发明专利

JP2005221029A Bearing unit, motor with it, and electronic apparatus 审中-公开
标题翻译：轴承单元，电机和电子设备
公开(公告)号：JP2005221029A
公开(公告)日：2005-08-18
申请号：JP2004030987
申请日：2004-02-06
申请人： Sony Corp , ソニー株式会社
发明人： YAZAWA KENICHIRO , KANEKO TAKESHI , KAKINUMA YOSHIAKI , SHISHIDO YUJI
IPC分类号： F16C17/10 , F16B21/18 , F16C17/08 , F16C32/06 , F16C33/10 , F16C33/20 , F16C35/02 , H02K5/16 , H02K7/08
CPC分类号： F16C33/107 , F16C17/026 , F16C17/08 , H02K5/1675 , Y10S384/903
摘要： PROBLEM TO BE SOLVED: To prevent a shaft from being drawn up from a housing and preclude lubricating oil at the bearing surfaces from going out caused by drawup of the shaft.
SOLUTION: The invention comprises the shaft 31, a radial bearing 33 to support the shaft 31 in the circumferential direction, a thrust bearing 34 to support one end of the shaft 31 in the thrust direction, the housing 37 furnished internally with the radial bearing 33 and the thrust bearing 34 and structured sealedly except a shaft inserting hole into which the shaft 31 is inserted, a slipoff preventive member 46 to prevent the shaft 31 from slipping off from the radial bearing 33, and viscous fluid 38 to be put fully in the housing 37, wherein the slipoff preventive member 46 is made of an elastic material deforming elastically only in the radial direction of the shaft and difficult to make deformation in the axial direction.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了防止轴从壳体上拉出，并阻止轴承表面的润滑油由于轴的牵引而脱离出来。解决方案：本发明包括轴31，用于在轴向方向上支撑轴31的径向轴承33，推力轴承34以支撑轴31的推力方向的一端，壳体37内部设有径向轴承33和推力轴承34，并且密封地构造为轴39插入其中的轴插入孔，用于防止轴31从径向轴承33滑落的防滑构件46以及待放置的粘性流体38 完全在壳体37中，其中防滑部件46由弹性材料制成，弹性材料仅在轴的径向弹性变形，并且难以在轴向方向上变形。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2005147265A Bearing unit, motor having bearing unit and electronic instrument 有权
标题翻译：轴承单元，带轴承单元的电机和电子仪器
公开(公告)号：JP2005147265A
公开(公告)日：2005-06-09
申请号：JP2003385547
申请日：2003-11-14
申请人： Sony Corp , ソニー株式会社
发明人： YAZAWA KENICHIRO , KANEKO TAKESHI , TAKADA KIYOYUKI , KAKINUMA YOSHIAKI , SATO HIROSHI , SHISHIDO YUJI
IPC分类号： F16C17/02 , F16C17/04 , F16C17/10 , F16C32/06 , F16C33/10 , F16C33/20 , F16C33/74 , F16C35/02 , F16D31/00 , G11B19/20 , H02K5/167
CPC分类号： G11B19/2009 , F16C17/107 , F16C33/74 , F16C43/02 , F16C2370/12 , Y10S384/903
摘要： PROBLEM TO BE SOLVED: To prevent deformation of a locking member when a housing is subjected to outsert molding. SOLUTION: The bearing unit is provided with a shaft 31; a radial bearing 33 for carrying out supporting in a circumferential round direction of the shaft 31; a thrust bearing 34 for supporting one end in a thrust direction of the shaft 31; a housing 37 formed by a molded body made of synthetic resin, arranged with the radial bearing 33 and the thrust bearing 34 at the inside and having a structure that a part except for a shaft insertion hole through which the shaft 31 is penetrated is closed; a locking member 46 provided at one end side of the radial bearing provided with the thrust bearing 34 and preventing the shaft 31 from being removed from the radial bearing 33; and a viscous fluid filled in the housing 37. The locking member 46 comprises a material having higher thermal deformation temperature than the temperature applied to the locking member 46 when the housing 37 is molded. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了防止当壳体经受外插成型时锁定构件的变形。
解决方案：轴承单元设有轴31; 用于在轴31的周向圆周方向上进行支撑的径向轴承33; 止推轴承34，用于支撑轴31的推力方向上的一端; 由合成树脂制成的成型体形成的壳体37被封闭，所述壳体37由径向轴承33和推力轴承34在内部布置，并且具有除了轴31穿过的轴插入孔以外的部分的结构。设置在设置有推力轴承34的径向轴承的一端侧的防止轴31从径向轴承33移除的锁定构件46; 以及填充在壳体37中的粘性流体。锁定构件46包括具有比在壳体37模制时施加到锁定构件46的温度更高的热变形温度的材料。版权所有（C）2005，JPO＆NCIPI

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