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1. 发明专利

JP2007285445A Solid lubricating rolling bearing 审中-公开
标题翻译：固体润滑轴承
公开(公告)号：JP2007285445A
公开(公告)日：2007-11-01
申请号：JP2006114670
申请日：2006-04-18
申请人： Ntn Corp , Ntn株式会社
发明人： TANAKA HIDEAKI , NAKAJIMA RYOICHI , HIRATA MASAKAZU , TSUTSUI HIDEYUKI
IPC分类号： F16C33/66 , F16C33/32 , F16C33/42
CPC分类号： F16C33/3887 , F16C19/163 , F16C19/542 , F16C32/0442 , F16C33/303 , F16C33/385 , F16C33/445 , F16C33/6696 , F16C39/02 , F16C2360/45
摘要： PROBLEM TO BE SOLVED: To provide a lead-free solid lubricating rolling bearing equipped with high durability capable of enduring a plurality of touchdowns in the case it is used in a touchdown bearing. SOLUTION: This solid lubricating rolling bearing has an oval pocket 6 having a major axis in the circumferential direction formed on a cage 4 for holding a ball 3 disposed between an inner ring 1 and an outer ring 2. Further, a recessed part 7 is formed capable of accumulating lubricating powder of a solid lubricating agent on an inner face of the pocket 6. A coating film 5 of the solid lubricating agent such as tungsten disulfide is formed on raceway surfaces 1a and 2a of the inner ring 1 and the outer ring 2, and on the cage 4. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高耐久性的无铅固体润滑滚动轴承，其在用于触地轴承的情况下能够耐受多次触地。解决方案：该固体润滑滚动轴承具有在保持架4上形成有沿圆周方向的长轴的椭圆形口袋6，用于保持设置在内圈1和外圈2之间的球3.另外，凹部 7形成为能够在袋6的内表面上积聚固体润滑剂的润滑粉末。固体润滑剂如二硫化钨的涂膜5形成在内圈1的滚道表面1a和2a上，外环2和笼4上。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007170537A Rolling bearing 有权
标题翻译：滚动轴承
公开(公告)号：JP2007170537A
公开(公告)日：2007-07-05
申请号：JP2005368542
申请日：2005-12-21
申请人： Ntn Corp , Ntn株式会社
发明人： TSUTSUI HIDEYUKI , HIRATA MASAKAZU
IPC分类号： F16C33/66 , F04D19/04 , F04D29/059 , F16C19/06 , F16C32/04 , F16C33/38
CPC分类号： F16C32/0442 , F16C19/06 , F16C33/427 , F16C33/445 , F16C39/02 , F16C2360/45
摘要： PROBLEM TO BE SOLVED: To provide a bearing used under the vacuum environment allowing no oil, usable at high rotational speed, and having long service life.
SOLUTION: This rolling bearing 1 is provided with an inner ring 2 and an outer ring 3, a plurality of rolling bodies 4 provided between the inner ring 2 and the outer ring 3, and a cage 5 coming into slide-contact with the plurality of rolling bodies 4 to hold them and is constituted to form a coating containing tungsten disulfide powders on faces in at least one section or more of a surface of the cage 5. A ratio of blended tungsten disulfide powders in the coating is 70 volume% to 98 volume%. In particular, this rolling bearing is used as a touch-down bearing for a turbo-molecular pump.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供在真空环境下使用的轴承，其不会在高转速下使用并且具有长的使用寿命。解决方案：该滚动轴承1设置有内圈2和外圈3，设置在内圈2和外圈3之间的多个滚动体4和与滑动接触的保持架5 多个滚动体4保持它们并且构成为在保持架5的表面的至少一个或多个部分的面上形成含有二硫化钨粉末的涂层。涂层中的二硫化钨粉末的混合比例为70体积％至98体积％。特别地，该滚动轴承用作涡轮分子泵的下降轴承。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2006258158A Lubricant supply construction 审中-公开
标题翻译：润滑剂供应结构
公开(公告)号：JP2006258158A
公开(公告)日：2006-09-28
申请号：JP2005074542
申请日：2005-03-16
申请人： Ntn Corp , Ntn株式会社
发明人： HIRATA MASAKAZU , TSUTSUI HIDEYUKI
IPC分类号： F16N7/12 , F16C33/66 , H02K5/173 , H02K7/08
CPC分类号： F16C33/6648 , F16C19/06 , F16C33/6603 , F16C33/6655 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a lubricant supply construction capable of maintaining the lubrication property of a bearing interior for a long period and surly prolonging a maintenance cycle. SOLUTION: The lubricant supply construction for storing lubricant and for supplying the lubricant to a bearing comprises an oil retention resin element impregnated with the lubricant. The lubricant impregnated in the oil retention resin element and grease enclosed in the bearing are continued through the grease. The oil retention resin element is formed of a porous resin element which has communication holes from a surface and is impregnated with lubrication oil. The communication holes are obtained by shaping resin mixed with air-hole forming material into a compact and by then extracting the air-hole forming material from the compact with use of a solvent which dissolves the air hole forming material and does not dissolve the resin. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供能够长期保持轴承内部的润滑性能并且延长维护周期的润滑剂供应结构。解决方案：用于储存润滑剂和用于将润滑剂供给到轴承的润滑剂供应结构包括浸渍有润滑剂的保油树脂元件。浸渍在保油树脂元件中的润滑剂和包围在轴承中的油脂通过润滑脂继续。保油树脂元件由多孔树脂元件形成，该多孔树脂元件从表面具有连通孔并浸渍有润滑油。连通孔通过将与气孔形成材料混合的树脂成形为成型体，然后使用溶解气孔形成材料并且不溶解树脂的溶剂从压块中提取气孔形成材料而获得。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2006241364A Porous item made of polyphenylene sulfide resin and its manufacturing method 审中-公开
标题翻译：聚苯乙烯树脂的多孔体系及其制造方法
公开(公告)号：JP2006241364A
公开(公告)日：2006-09-14
申请号：JP2005060860
申请日：2005-03-04
申请人： Ntn Corp , Ntn株式会社
发明人： TSUTSUI HIDEYUKI , HIRATA MASAKAZU
IPC分类号： C08J9/26 , C08L81/02
摘要： PROBLEM TO BE SOLVED: To provide a porous item made of a PPS resin free from cracks or sink marks and its manufacturing method.
SOLUTION: The porous item made of the PPS resin has a communicated hole obtained by molding the PPS resin having incorporated a pore-forming material therewith to give a molded item and subsequently extracting the pore-forming material from the molded item with a solvent which dissolves the pore-forming material but not the PPS resin, where a mixture of the PPS resin with the pore-forming material in a volume ratio of 1:1 gives a thermal weight loss of at most 20 wt% when it is heated up to the molding temperature of the porous item made of the PPS resin and kept at the temperature for 3 hr by a thermogravimetric analyzer.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种由不含裂纹或凹痕的PPS树脂制成的多孔物品及其制造方法。解决方案：由PPS树脂制成的多孔物品具有通过将具有引入成孔材料的PPS树脂模塑成型而得到的连通孔，得到成型品，随后用成型品从模塑品中提取成孔材料溶解成孔材料而不是PPS树脂的溶剂，其中PPS树脂与成孔材料的体积比为1:1的混合物在加热时的热重量损失至多为20重量％直到由PPS树脂制成的多孔物品的成型温度，并通过热重分析仪在该温度下保持3小时。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2006241363A Porous item made of aromatic polyether ketone resin and its manufacturing method 有权
标题翻译：芳香聚醚酮酮树脂的多孔体系及其制造方法
公开(公告)号：JP2006241363A
公开(公告)日：2006-09-14
申请号：JP2005060859
申请日：2005-03-04
申请人： Ntn Corp , Ntn株式会社
发明人： TSUTSUI HIDEYUKI , HIRATA MASAKAZU
IPC分类号： C08J9/26 , C08L71/10
摘要： PROBLEM TO BE SOLVED: To provide a porous item made of an aromatic PEK resin free from cracks or sink marks and its manufacturing method.
SOLUTION: The porous item made of the aromatic PEK resin has a communicated hole obtained by molding the aromatic PEK resin having incorporated a pore-forming material therewith to give a molded item and subsequently extracting the pore-forming material from the molded item with a solvent which dissolves the pore-forming material but not the aromatic PEK resin, where a mixture of the aromatic PEK resin with the pore-forming material in a volume ratio of 1:1 gives a thermal weight loss of at most 20 wt% when it is heated up to the molding temperature of the porous item made of the aromatic PEK resin and kept at the temperature for 3 hr by a thermogravimetric analyzer.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种由无裂纹或凹痕的芳香族PEK树脂制成的多孔物品及其制造方法。解决方案：由芳香族PEK树脂制成的多孔物质具有通过将具有引入成孔材料的芳香族PEK树脂成型而得到的连通孔，得到成型品，随后从成型品中提取成孔材料使用溶解成孔材料而不是芳族PEK树脂的溶剂，其中芳族PEK树脂与成孔材料的体积比为1:1的混合物的热重量损失至多为20重量％当加热到由芳香族PEK树脂制成的多孔物品的成型温度时，通过热重分析仪将其保持在3小时。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2006241360A Oil retainer made of resin and its preparation method 有权
标题翻译：树脂的油保持器及其制备方法
公开(公告)号：JP2006241360A
公开(公告)日：2006-09-14
申请号：JP2005060836
申请日：2005-03-04
申请人： Ntn Corp , Ntn株式会社
发明人： HIRATA MASAKAZU , TSUTSUI HIDEYUKI
IPC分类号： C08J9/40 , C08L101/00 , C10M169/04 , C10N40/02 , C10N70/00 , F16C33/20
CPC分类号： C08J9/40 , C08J9/26 , C08J2201/0422 , C08J2201/044 , C08J2205/05 , C10N2240/02 , C10N2250/00 , C10N2250/18 , Y10T428/1352 , Y10T428/249954 , Y10T428/249955 , Y10T428/249958 , Y10T428/249978 , Y10T428/249979
摘要： PROBLEM TO BE SOLVED: To provide a porous oil retainer made of a resin impregnated with a lubricating oil that has an excellent efficiency for use in the lubricating oil and high mechanical strength, and permits the resin and the lubricating oil to be combined corresponding to usage and specifications, and its preparation method. SOLUTION: This oil retainer made of the resin is formed by impregnating the oil in a porous material made of the resin having open pores on its surface. The open pores is formed via steps of making a molded product by using the resin and a pore forming material, dissolving the pore forming material thereafter and extracting a part of the pore forming material from the molded product using a solvent to which the resin is insoluble. Open porosity is ≤30%. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种由浸渍有润滑油的树脂制成的多孔油保持器，其具有优异的润滑油效率和高机械强度，并且允许树脂和润滑油组合对应使用和规格及其制备方法。解决方案：由树脂制成的油保持器通过将油浸渍在由其表面上具有开孔的树脂制成的多孔材料中而形成。通过使用树脂和成孔材料制成成型体的步骤形成开孔，然后使用成孔材料溶解成孔材料，并使用树脂不溶的溶剂从成型体中提取一部分成孔材料。开孔率≤30％。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005330473A Method for producing cellular material and the cellular material 审中-公开
标题翻译：生产细胞材料和细胞材料的方法
公开(公告)号：JP2005330473A
公开(公告)日：2005-12-02
申请号：JP2005120493
申请日：2005-04-19
申请人： Ntn Corp , Ntn株式会社
发明人： TSUTSUI HIDEYUKI , HIRATA MASAKAZU
IPC分类号： C08J9/26 , B29C43/02 , B29K105/04
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a cellular material having cells the cell diameters and distribution thereof of which are uniform, even when a size of a cell-forming material is not controlled, and especially having a cell diameter of ≤100 μm.
SOLUTION: In the method for producing the cellular material having the cells the cell diameters of which are approximately equal in the approximately uniform distribution, the method has a process where a resin powder insoluble in a liquid solvent and the cell-forming material soluble in the liquid solvent are together mixed in the liquid solvent so as to be homogeneously mixed, a process where the liquid solvent is removed from the obtained dispersion, a process where the mixture from which the liquid solvent is removed is molded, and a process where the obtained molded material is washed by the liquid solvent, so that the cell-forming material is removed.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有细胞直径和分布均匀的细胞的细胞材料的制造方法，即使不控制细胞形成材料的尺寸，特别是具有细胞直径 ≤100μm。解决方案：在具有大致均匀分布的细胞直径近似相同的细胞的细胞材料的制造方法中，该方法具有这样的方法，其中不溶于液体溶剂的树脂粉末和细胞形成材料可溶于液体溶剂的液体溶剂一起混合在液体溶剂中以均匀混合，从所得分散体中除去液体溶剂的方法，其中模制除去液体溶剂的混合物的方法和工艺其中所获得的模制材料被液体溶剂洗涤，从而去除细胞形成材料。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2007321845A Seal member and bearing using the same 审中-公开
标题翻译：密封件和轴承使用它
公开(公告)号：JP2007321845A
公开(公告)日：2007-12-13
申请号：JP2006151734
申请日：2006-05-31
申请人： Ntn Corp , Ntn株式会社
发明人： OBARA MIKA , HIRATA MASAKAZU
IPC分类号： F16C33/78
摘要： PROBLEM TO BE SOLVED: To provide a seal member holding lubricant and having improved lubricating performance and relatively simplified manufacturing processes, and to provide a bearing using the same.
SOLUTION: The seal member to be used for a seal part involving sliding motion is formed by sintering a mixture including at least a resin and the lubricant. The sintered body of the resin is impregnated with the lubricant. The mixture rate of the lubricant is 10-150 pts.wt. in terms of 100 pts.wt. of the resin. The resin is a thermoplastic elastomer which is a thermoplastic polyurethane elastomer or a thermoplastic polyester elastomer. The resin is a resin pellet which has one side being 0.01-1 mm long and an aspect ratio of 2-50. The bearing uses the seal member in a contact seal structure.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种保持润滑剂并具有改进的润滑性能和相对简化的制造工艺的密封构件，并提供使用其的轴承。解决方案：用于包括滑动运动的密封部件的密封件通过烧结至少包含树脂和润滑剂的混合物而形成。树脂的烧结体浸渍有润滑剂。润滑剂的混合比为10-150重量份以100 pts.wt 的树脂。该树脂是热塑性弹性体，其是热塑性聚氨酯弹性体或热塑性聚酯弹性体。该树脂是一边为0.01-1mm长，长宽比为2-50的树脂颗粒。轴承使用密封件在接触密封结构中。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2007222834A Resin filter material 审中-公开
标题翻译：树脂过滤材料
公开(公告)号：JP2007222834A
公开(公告)日：2007-09-06
申请号：JP2006049522
申请日：2006-02-27
申请人： Ntn Corp , Ntn株式会社
发明人： TSUTSUI HIDEYUKI , HIRATA MASAKAZU
IPC分类号： B01D39/16
摘要： PROBLEM TO BE SOLVED: To provide an inexpensive resin filter material that has high strength and high porosity and can be used even in the circumstances where metals are corroded.
SOLUTION: The resin filter material 1 is made of a resin porous body 2 having continuous holes 2c and used to adsorb foreign matters 4 in a fluid. The continuous holes in the resin porous body are obtained by molding a resin blended with at least a pore-forming agent and a reinforcement and then extracting the pore-forming agent from the molded resin body using a solvent that dissolves the pore-forming agent and does not dissolve the resin. In particular, the total volume of the continuous holes 2c is 30% or more of the total volume of the resin porous body 2 and the bending strength of the filter material is 100 MPa or higher.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种廉价的树脂过滤材料，其具有高强度和高孔隙率，并且即使在金属被腐蚀的情况下也可以使用。解决方案：树脂过滤材料1由具有连续孔2c的树脂多孔体2制成，用于吸附流体中的异物4。树脂多孔体中的连续孔通过模制至少与孔隙形成剂和增强剂共混的树脂而获得，然后使用溶解成孔剂的溶剂从模塑树脂体中提取成孔剂，不溶解树脂。特别地，连续孔2c的总体积为树脂多孔体2的总体积的30％以上，过滤材料的弯曲强度为100MPa以上。版权所有（C）2007，JPO＆INPIT

10. 发明专利

JP2007177842A Rolling bearing 有权
标题翻译：滚动轴承
公开(公告)号：JP2007177842A
公开(公告)日：2007-07-12
申请号：JP2005375551
申请日：2005-12-27
申请人： Ntn Corp , Ntn株式会社
发明人： TSUTSUI HIDEYUKI , HIRATA MASAKAZU
IPC分类号： F16C33/38 , F16C33/44 , F16C33/46 , F16C33/56 , F16C33/66
CPC分类号： F16C33/445 , F16C33/418 , F16C33/6603 , F16C33/6648
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing preventing shortening of a service life due to failure of a cage even in a severe bearing use condition requiring the strength of the cage and having lower torque than that of a grease-sealed bearing.
SOLUTION: A resin porous film is formed at least on a contact face of the surface of the cage 1 constituting the rolling bearing with rolling elements 9. The thickness of the film is 5 to 500 μm. The resin porous film has a communication hole obtained by forming a coating layer including resin and a pore forming material and then, extracting the pore forming material from the coating layer by using an extracting solvent which dissolves the pore forming material and does not resolve the resin. The resin porous film is impregnated with lubricating oil, and the peripheries of the plurality of rolling elements 9 are filled with lubricating grease 11.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种滚动轴承，即使在需要保持架的强度并且具有比密封轴承的转矩低的转矩的严重的轴承使用条件下，由于保持架故障也不会缩短使用寿命。解决方案：至少在构成滚动轴承的保持架1的表面与滚动元件9的接触面上形成树脂多孔膜。该膜的厚度为5至500μm。树脂多孔膜具有通过形成包括树脂和成孔材料的涂层而获得的连通孔，然后通过使用溶解成孔材料并且不分解树脂的提取溶剂从涂层中提取成孔材料。树脂多孔膜用润滑油浸渍，并且多个滚动元件9的周边填充润滑脂11.版权所有（C）2007，JPO＆INPIT

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