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    • 31. 发明专利
    • Propeller shaft
    • 螺旋桨轴
    • JP2012025341A
    • 2012-02-09
    • JP2010168394
    • 2010-07-27
    • Jtekt Corp株式会社ジェイテクト
    • ANDO JUNJISUZUKI TOMOAKIOGAWA YUKI
    • B60K17/22F16C3/03F16D3/06
    • F16D3/06F16D1/101F16D3/18F16D2001/103F16D2300/10
    • PROBLEM TO BE SOLVED: To provide a propeller shaft in which μ-v characteristics is set to a positive gradient without performing a coating process with the use of, for example, DLC (diamond like carbon).SOLUTION: The propeller shaft includes: a first shaft 2 that has a plurality of first fine grooves 5 extending in a first direction (face width direction) on a torque transmission face 200a; and a second shaft 3 that is coupled to the first shaft 2 so as to be movable relative to the first shaft in an axial direction of the first shaft, and that has a plurality of second fine grooves 6 extending in a second direction that crosses the first direction on a torque transmission face 300a.
    • 要解决的问题:为了提供其中μ-v特性被设定为正梯度的传动轴,而不使用例如DLC(类金刚石碳)进行涂覆工艺。 解决方案:传动轴包括:第一轴2,其具有在转矩传递面200a上沿第一方向(面宽度方向)延伸的多个第一细槽5; 以及第二轴3,其以第一轴2的轴向方式联接到第一轴2,以能够相对于第一轴移动,并且具有多个第二细槽6,该第二细槽6沿与第一轴2相交的第二方向延伸, 转矩传递面300a上的第一方向。 版权所有(C)2012,JPO&INPIT
    • 33. 发明专利
    • Electromagnetic clutch
    • 电磁离合器
    • JP2010159856A
    • 2010-07-22
    • JP2009003643
    • 2009-01-09
    • Jtekt Corp株式会社ジェイテクト
    • KORENAGA KENJIANDO JUNJISUZUKI KUNIHIKOANDO HIROYUKI
    • F16D27/115F16D27/12
    • PROBLEM TO BE SOLVED: To provide an electromagnetic clutch reducing costs and saving space. SOLUTION: In a sidewall 323 regulated in rotation and provided to one of two members 30, 71 provided relatively rotatably, a high magnetic resistance portion 323c is radially sandwiched between magnetic bodies 323a, 323b. An electromagnet 62 generating a magnetic flux by power distribution is provided on one side of the sidewall 323. An armature 63 regulated in rotation is provided to the other of the two members 30, 71, and is arranged to the other side of the sidewall 323 in order to be relatively movable in an axial direction with respect to the sidewall 323 and relatively rotatable around a shaft with respect to the sidewall 323. Frictional material 64 is interposed between the sidewall 323 and the armature 63 without having contact. The frictional material 64 generates frictional force between the sidewall 323 and the armature 63 by attracting the armature 63 toward the sidewall 323 during power distribution to the electromagnet 62, and transmits rotational force between the sidewall 323 and the armature 63 by the frictional force. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供电磁离合器降低成本并节省空间。 解决方案:在被调节旋转并设置成相对可旋转地设置的两个构件30,71中的一个的侧壁323中,高磁阻部分323c径向夹在磁体323a,323b之间。 在侧壁323的一侧设置有通过动力分配产生磁通的电磁体62.在两个部件30,71中的另一个上设置有旋转调节的电枢63,并且配置在侧壁323的另一侧 以相对于侧壁323在轴向方向上相对移动,并且相对于侧壁323围绕轴可相对旋转。摩擦材料64介于侧壁323和衔铁63之间,而没有接触。 摩擦材料64通过在向电磁体62的配电过程中将电枢63吸引到侧壁323而在侧壁323和电枢63之间产生摩擦力,并且通过摩擦力在侧壁323和衔铁63之间传递旋转力。 版权所有(C)2010,JPO&INPIT
    • 35. 发明专利
    • Driving force transmission device
    • 驱动力传动装置
    • JP2014114833A
    • 2014-06-26
    • JP2012267371
    • 2012-12-06
    • Jtekt Corp株式会社ジェイテクト
    • MATSUKAWA KAZUTAKAANDO JUNJITAKAHASHI SHUICHISUGIMOTO TATSURO
    • F16D27/115C23C8/22F16D27/112
    • PROBLEM TO BE SOLVED: To provide a driving force transmission device capable of suppressing the occurrence of such a phenomenon that an electromagnetic clutch mechanism does not operate during energizing an electromagnet, while suppressing a cost increase.SOLUTION: A driving force transmission device 1 includes an outer housing 2 and an inner shaft 3, a main clutch 4 for connecting the outer housing 2 and the inner shaft 3 in a torque transmissive manner, a cam mechanism 5 having a main cam 51 for outputting pressing force to press the main clutch 4 and a pilot cam 52 for allowing the main cam 51 to generate cam thrust, a pilot clutch 60 for transmitting torque to rotate the pilot cam 52 relative to the main cam 51, and an armature 63 opposed to the main cam 51 in the axial direction for receiving electromagnetic force from an electromagnet 64 to press the pilot clutch 60. The main cam 51 is formed of a carburization-quenched iron based material which has an average carbon content of 0.7% or greater in a range from the surface of a contact face 514a to contact the armature 63 when the armature 63 moves to the side of the main cam 51, to a depth of 0.2 mm.
    • 要解决的问题:提供一种驱动力传递装置,其能够抑制电磁离合器机构在通电电磁场期间不起作用的现象,同时抑制成本增加。解决方案:驱动力传递装置1包括: 外壳2和内轴3,用于以扭矩传递方式连接外壳2和内轴3的主离合器4,具有用于输出按压力以按压主离合器4的主凸轮51的凸轮机构5和 用于允许主凸轮51产生凸轮推力的引导凸轮52,用于传递转矩以使引导凸轮52相对于主凸轮51旋转的先导离合器60以及与主凸轮51相对的轴向方向的电枢63 接收来自电磁铁64的电磁力以按压先导离合器60.主凸轮51由碳化淬火的铁基材料形成,其碳化平均值为0 在电枢63移动到主凸轮51的侧面时,从接触面514a的表面到接触衔铁63的范围为0.7%以上,深度为0.2mm。
    • 37. 发明专利
    • Electromagnetic engagement device
    • 电磁感应装置
    • JP2013092233A
    • 2013-05-16
    • JP2011235835
    • 2011-10-27
    • Toyota Motor Corpトヨタ自動車株式会社Jtekt Corp株式会社ジェイテクト
    • EBUCHI HIROAKIKOMADA HIDEAKIKITAHATA HIROTATSUHASHIMOTO HIROTOONITAKE MINORUKORENAGA KENJIMATSUKAWA KAZUTAKAANDO JUNJI
    • F16D27/112
    • PROBLEM TO BE SOLVED: To provide an electromagnetic engagement device configured to improve energy efficiency by reducing electromagnetic force for setting an engagement/disengagement state.SOLUTION: The electromagnetic engagement device includes: a torque cam mechanism 4 for generating thrust force according to a torque difference between a pair of cam members 15, 16; and an electromagnetic actuator 3 for generating magnetic attraction force to attract an armature 7 toward a yoke 5. The electromagnetic actuator 3 causes the yoke 5 to attract the cam member 16 as an armature 9, thereby increasing the thrust force of the torque cam mechanism 4 to integrate the cam members 15, 16. The armature 7 comprises a first armature 8 arranged to face the yoke 5 and the second armature 9 also serving as the cam member 16. The magnetic path cross-sectional area of a first magnetic circuit C1 formed by the first armature 8 is smaller than the magnetic path cross-sectional area of a second magnetic circuit C2 formed by the second armature 9.
    • 要解决的问题:提供一种电磁接合装置,其被配置为通过减小用于设定接合/分离状态的电磁力来提高能量效率。 解决方案:电磁接合装置包括:转矩凸轮机构4,用于根据一对凸轮构件15,16之间的扭矩差产生推力; 以及用于产生磁吸引力以使电枢7朝向磁轭5吸引的电磁致动器3.电磁致动器3使磁轭5作为电枢9吸引凸轮部件16,由此增大转矩凸轮机构4的推力 电枢7包括布置成面对磁轭5的第一电枢8和也用作凸轮部件16的第二电枢9。形成的第一磁路C1的磁路横截面积 由第一电枢8小于由第二电枢9形成的第二磁路C2的磁路横截面积。(C)2013,JPO&INPIT
    • 39. 发明专利
    • Electromagnetic clutch and driving force transmission device
    • 电磁离合器和驱动力传动装置
    • JP2009138798A
    • 2009-06-25
    • JP2007313617
    • 2007-12-04
    • Jtekt Corp株式会社ジェイテクト
    • ANDO JUNJI
    • F16D27/112F16D13/52F16D27/115
    • PROBLEM TO BE SOLVED: To provide an electromagnetic clutch and a driving force transmission device having the electromagnetic clutch, capable of accurately controlling transmission torque, by maintaining an excellent torque transmission characteristic over a long period by a driving force transmission member with a simple constitution. SOLUTION: In the electromagnetic clutch, an opposed surface opposed to a bottom 15 of an armature 25 has a sticking surface 41 stuck with a frictional material 26 frictionally engaging with the bottom 15 and a magnetic flux passing surface 42 formed in closer vicinity to the bottom 15 than the sticking surface 41 and passing a magnetic flux of magnetic flux density higher than the sticking surface 41. The frictional material 26 is formed in the thickness capable of making lubricating oil flow between the bottom 15 and the magnetic flux passing surface 42, by maintaining a gap between the bottom 15 and the magnetic flux passing surface 42, with the frictional material 26 frictionally engaged with the bottom 15. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供具有电磁离合器的电磁离合器和驱动力传递装置,能够通过具有驱动力传递部件的长时间保持优良的转矩传递特性,能够精确地控制传动扭矩 简单的宪法。 解决方案:在电磁离合器中,与电枢25的底部15相对的相对表面具有粘附有与底部15摩擦接合的摩擦材料26的粘着表面41和更靠近形成的磁通通过表面42 到达底部15并且通过比粘附表面41高的磁通密度的磁通量。摩擦材料26形成为能够使润滑油在底部15和磁通通过表面之间流动的厚度 如图42所示,通过在底部15和磁通通过表面42之间保持间隙,摩擦材料26与底部15摩擦接合。版权所有:(C)2009,JPO&INPIT
    • 40. 发明专利
    • Driving power transmission system
    • 驱动力传动系统
    • JP2008196512A
    • 2008-08-28
    • JP2007029152
    • 2007-02-08
    • Jtekt Corp株式会社ジェイテクト
    • MATSUKAWA KAZUTAKAANDO JUNJI
    • F16D27/115
    • PROBLEM TO BE SOLVED: To provide a driving power transmission system for reducing transmission of drag torque occurring in the case when temperature of lubricating oil is low. SOLUTION: A micro-actuator 30 is installed so that the end of its outside perimeter is positioned further inside than the end of the inside perimeter of a clutch plate 13, and a laminated film 32 is provided oppositely to the slide-contact face of either one of clutch plates 14. The micro-actuator 30 is made up of an annular substrate 31, and the thin laminated-film 32 formed on the substrate 31. Axial through holes are made in the substrate 31. A diaphragm is formed to each through-hole in the laminated film 32. The diaphragm becomes flat when temperature of the lubricating oil is high, and it axially swells when temperature of the lubricating oil is low. Thus, the inner clutch plate 14 is axially moved to widen the clearance. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种用于在润滑油的温度低的情况下减小发生的拖曳转矩的驱动力传递系统。 解决方案:安装微致动器30,使得其外周的端部位于比离合器板13的内周的端部更靠内侧,并且层叠膜32设置成与滑动接触件相对 微致动器30由环形基板31和形成在基板31上的薄层叠膜32构成。在基板31中形成轴向通孔。形成隔膜 到层压膜32中的每个通孔。当润滑油的温度高时,隔膜变得平坦,并且当润滑油的温度低时轴向膨胀。 因此,内离合器板14被轴向移动以加宽间隙。 版权所有(C)2008,JPO&INPIT