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    • 4. 发明公开
    • ROTATION TRANSMITTING DEVICE
    • DREHUNGSÜBERTRAGUNGSVORRICHTUNG
    • EP3051162A4
    • 2017-01-25
    • EP14849031
    • 2014-09-25
    • NTN TOYO BEARING CO LTD
    • AKIYOSHI KOJISATO KOJIKITAYAMA NAOTSUGUSAITO TAKAHIDE
    • F16D47/04F16D41/06F16D41/08
    • F16D47/04F16D21/08F16D27/118F16D41/067F16D41/088
    • When a control retainer (16A) and a rotary retainer (16B) rotate relative to each other, a plurality of pairs of rollers (15) received in respective pockets (31) are pushed by pillars (25, 29) so as to move to their disengaged position. An anti-rotation means (60) is provided between an outer ring (11) and the control retainer (16A). The anti-rotation means (60) prevents the control retainer (16A) from rotating relative to the outer ring (11) when the rollers (15) are engaged, so that that the rollers (15) does not move to their neutral position. This increases reliability. The anti-rotation means (60) includes a plurality of first protrusions (61) formed on the surface of the outer ring (11), and a plurality of second protrusions (63) formed on the surface of the control retainer (16A) axially opposed to the surface of the outer ring (11). Heat treatment is performed to the first and second protrusions (61, 63) so as to increase the hardness thereof. Therefore, due to the impact generated when two of the second protrusions (63) collide with two of the first protrusions (61), respectively, the first and second protrusions (61, 63) are never damaged.
    • 当控制保持器(16A)和旋转保持器(16B)相对于彼此旋转时,容纳在相应凹穴(31)中的多对辊(15)被柱(25,29)推动,以便移动到 他们的脱离位置。 在外圈(11)和控制保持架(16A)之间设有防旋转装置(60)。 当辊(15)接合时,防旋转装置(60)防止控制保持器(16A)相对于外环(11)旋转,使得辊(15)不移动到其中立位置。 这增加了可靠性。 防旋转装置(60)包括形成在外圈(11)的表面上的多个第一突起(61)和形成在控制保持器(16A)的表面上的多个第二突起(63) 与外圈(11)的表面相对。 对第一和​​第二突起(61,63)进行热处理以增加其硬度。 因此,由于当两个第二突起(63)分别与两个第一突起(61)碰撞时产生的冲击,第一和第二突起(61,63)不会被损坏。
    • 6. 发明公开
    • ROTATION TRANSMITTING MEMBER
    • DREHUNGSÜBERTRAGUNGSELEMENT
    • EP2833014A1
    • 2015-02-04
    • EP13770161.1
    • 2013-03-12
    • NTN Corporation
    • KITAYAMA, NaotsuguSAITO, TakahideAKIYOSHI, KojiSATO, Koji
    • F16D41/08F16D27/112F16D27/118F16D41/06F16D47/04
    • F16D41/086F16D27/112F16D27/118F16D41/088F16D41/105F16D47/04F16D2023/123F16D2027/001
    • A rotation transmission device includes a control retainer (16A) and a rotary retainer (16B) having bars (22 and 26) arranged circumferentially alternating with each other such that pockets (27) are defined between the adjacent pairs of bars (22 and 26). A pair of rollers (15) are mounted in each pocket (27) with an elastic member (20) disposed between the pair of rollers (15) such that the pair of rollers (15) are pushed by the respective bars (22 and 26) to their respective disengaged positions when the control retainer (16A) and the rotary retainer (16B) rotate relative to each other. A spring holder (33) is fitted on an input shaft (1) while abutting one axial end surface of an inner ring (13). The spring holder (33) has spring support pieces (37) provided on the outer periphery thereof and preventing radially outward movement of the elastic members (20). The spring support pieces (37) are plate-shaped members disposed radially outwardly of the elastic members to extend in the axial direction in parallel to the outer periphery of the inner ring (13).
    • 旋转传递装置包括控制保持器(16A)和旋转保持器(16B),其具有彼此周向交替布置的杆(22和26),使得在相邻的杆对(22和26)之间限定凹穴(27) 。 一对辊子(15)安装在每个袋(27)中,弹性件(20)设置在一对辊(15)之间,使得一对辊(15)被相应的杆(22和26)推动 )当控制保持器(16A)和旋转保持器(16B)相对于彼此旋转时,到它们各自的分离位置。 弹簧座(33)安装在输入轴(1)上,同时抵靠内圈(13)的一个轴向端面。 弹簧保持器33具有设置在其外周上的弹簧支撑件37,并防止弹性件20径向向外移动。 弹簧支撑件(37)是设置在弹性构件的径向外侧的板状构件,其在轴向方向上平行于内圈(13)的外周延伸。