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    • 61. 发明申请
    • プーリ支持用複列玉軸受
    • 双滚珠轴承支持螺栓
    • WO2004001242A1
    • 2003-12-31
    • PCT/JP2003/007879
    • 2003-06-20
    • 日本精工株式会社大畑 俊久石黒 博
    • 大畑 俊久石黒 博
    • F16C19/08
    • F16C33/58F04B27/0895F04B27/1063F16C13/02F16C19/184F16C33/414F16C33/6629F16C33/7853F16C2240/40F16C2361/63
    • プーリ支持用複列玉軸受において、直径が小さい玉44を使用し、軸方向寸法を小さくした構造で、内部空間47に封入するグリースの量を確保すると共に、このグリースを有効利用可能な構造を実現し、転がり接触部の潤滑性を良好にして、複列玉軸受32aの耐久性を確保しつつ、この複列玉軸受32aを組み込んだ自動車用補機の、小型・軽量化を可能にするために、本発明では、外輪40の内周面両端寄り部分に面取り部49を設け、上記内部空間47内にグリースを充填し易くして、この内部空間47内に封入されるグリースの量を確保する。又、保持器45を、玉案内で、しかも玉44のピッチ円を基準として径方向内方に片寄せて設ける事により、上記内部空間47内に封入されたグリースが転がり接触部に効果的に送られる様にする。                  
    • 一种用于支撑滑轮的双列球轴承,并且该轴承具有轴向上具有小直径和较小尺寸的滚珠(44)。 倒角部49设置在外圈40的内周侧且靠近环的两端的部分。 上述结构确保在内部空间(47)内密封足够量的润滑脂,并实现能够有效地使用润滑脂的结构。 轴承在发生滚动接触的部分具有优异的润滑特性,并且确保双列滚珠轴承(32a)的耐久性,以及用于组装双列滚珠轴承(32a)的机器的机动车辅助机 ,可以减轻体重和减轻重量。 将润滑脂填充到内部空间(47)中以便确保在内部空间(47)中密封足够量的润滑脂。 保持器(45)被布置成使得它们被滚珠引导并且定位成比滚珠(44)的节圆更靠近轴承的径向内侧,使得密封在内部空间(47)中的油脂 )被有效地供给到发生滚动接触的部分。
    • 63. 发明公开
    • 볼 베어링용 리테이너
    • 球轴承保持架
    • KR1020010104531A
    • 2001-11-26
    • KR1020000025747
    • 2000-05-15
    • 셰플러코리아(유)
    • 이광주김상근이운주
    • F16C33/38
    • F16C33/414
    • 본 발명은 리테이너에 관한 것으로서, 보다 상세하게는 볼 베어링 내부에 충진되어 있는 윤활제의 누유를 방지할 수 있는 볼 베어링용 리테이너에 관한 것이다.
      따라서, 본 발명의 목적은 상기한 문제점을 해결하기 위한 것으로서, 볼 베어링의 내부에서 형성되는 제1, 2챔버의 압력이 급격하게 높아지는 것을 방지함과 아울러 상기한 압력에 의해 윤활제가 외부로 누유되는 것을 방지할 수 있는 볼 베어링용 리테이너를 제공함에 있다.
      상기한 목적을 실현하기 위하여 본 발명은 링형상의 본체(55)에 볼(52)이 수납됨과 아울러 수납된 상태에서 회전 자재하도록 다수의 수용홈(56)이 순차 형성되고, 윤활제(R)가 충진되어 있는 인너, 아우터 레이스(50, 51)의 내부에 설치되는 볼 베어링용 리테이너에 있어서,
      상기한 윤활제(R)가 인너, 아우터 레이스(50, 51)의 내부에 형성되는 공간을 순환하여 그 내부의 압력이 균일하게 되도록 형성된 관통공(1)을 포함함을 특징으로 한다.
    • 67. 发明申请
    • エンジン補機プーリ用軸受
    • 发动机辅助轴承
    • WO2003069175A1
    • 2003-08-21
    • PCT/JP2003/001249
    • 2003-02-06
    • 日本精工株式会社大畑 俊久石黒 博
    • 大畑 俊久石黒 博
    • F16C33/58
    • F16C33/414F16C19/06F16C19/163F16C19/184F16C33/58F16C2240/40F16C2240/60F16C2361/63F16H55/36Y10S384/905
    • At least either of an inner ring and an outer ring of a bearing has a bottom thickness equal to or more than 50% of the diameter of the balls of the bearing. The outside diameter of the outer ring is equal to or less than 65 mm, the diameter of the balls is equal to or less than 4 mm, and the width of the bearing is equal to or less than 45% of the inside diameter. Further, the pitch circle diameter of the balls is shifted to the outside diameter more than the center of the bearing cross section, EP steel is used, the outside of the outer ring rolling groove has a tapered face, the inside of the angularly-placed inside outer ring is located at a position more toward the center line of the bearing than the outside of the outer ring rolling groove, the outside chamfer of the cage back is larger than 1/2 of the cross section width, or the bearing is provided with a seal having lips and fitted into an inner ring seal groove.
    • 轴承的内圈和外圈中的至少任一个具有等于或大于轴承的滚珠直径的50%的底部厚度。 外圈的外径等于或小于65mm,球的直径等于或小于4mm,轴承的宽度等于或小于内径的45%。 此外,滚珠的节圆直径偏离轴承横截面的中心以外的外径,使用EP钢,外圈滚动槽的外侧具有锥形面,成角度的内侧 内侧外圈位于比外圈滚动槽的外侧更靠近轴承的中心线的位置,保持架背面的外侧倒角大于横截面宽度的1/2,或者设置有轴承 具有唇部的密封件并且装配到内圈密封槽中。
    • 68. 发明申请
    • CAGE WITH IMPROVED MASS DISTRIBUTION, AND BALL BEARING COMPRISING SUCH CAGE
    • 具有改进的质量分配的保持架和包括这种笼的球轴承
    • WO99056029A1
    • 1999-11-04
    • PCT/NL1999/000251
    • 1999-04-28
    • F16C33/41
    • F16C33/414
    • A cage for a ball bearing comprises a ring-shaped element provided with prongs (2, 3) which extend with respect to the ring-shaped element (1), cage pockets (4) being enclosed between adjacent pairs of prongs (2, 3), and said pairs of prongs each defining an opening (5) through which a ball element may be accommodated in the cage pocket (4) by snapping in in the axial direction with respect to the ring-shaped element, said ring-shaped element having opposite sides (16, 17) facing away from each other in axial direction with respect to said element (1), and the prongs (2, 3) being situated on one side of the ring-shaped element. The other side (16) of the ring-shaped element (1), facing away from said one side (16), is provided with recesses (13), each of said recesses (13) being located between two adjacent cage pockets (4) and stretching over the full thickness in the radial direction of the ring-shaped element (1).
    • 用于球轴承的保持架包括设置有相对于环形元件(1)延伸的叉(2,3)的环形元件,保持箱(4)被包围在相邻的叉形对(2,3)之间 ),并且所述成对的插脚各自限定开口(5),球形元件可以通过其相对于环形元件沿轴向卡入而容纳在保持架凹部(4)中,所述环形元件 具有相对于所述元件(1)在轴向上彼此背离的相对侧(16,17),并且所述叉(2,3)位于所述环形元件的一侧。 环形元件(1)的另一侧(16)背向所述一侧(16)设置有凹槽(13),每个所述凹槽(13)位于两个相邻的保持箱(4)之间 )并且在环形元件(1)的径向方向上的整个厚度上拉伸。
    • 69. 发明申请
    • CAGE FOR A BALL BEARING, AND BALL BEARING COMPRISING SUCH CAGE
    • 用于球轴承的保持架,以及包含这种保持架的球轴承
    • WO99049228A1
    • 1999-09-30
    • PCT/NL1999/000153
    • 1999-03-19
    • F16C33/38F16C33/41
    • F16C33/414F16C33/418
    • A cage for a ball bearing comprises a ring-shaped element (1) provided with prongs (2, 3) which extend with respect to the ring-shaped element, cage pockets (4) being enclosed between adjacent pairs of prongs (2, 3), and said pairs of prongs each defining an opening (5) through which a ball element (6) may be accommodated in the cage pocket (4) by snapping in in the axial direction with respect to the ring-shaped element (1). In the circumferential direction of the ring-shaped element (1), at least one cage pocket (4) has an elongated shape.
    • 一种用于球轴承的保持架包括设置有相对于环形元件延伸的叉形件(2,3)的环形元件(1),保持袋(4)封闭在相邻的插脚对(2,3)之间 ),并且所述成对的插脚各限定一个开口(5),球形元件(6)可以通过其相对于环形元件(1)沿轴向卡入而容纳在保持架凹口(4)中, 。 在环状元件(1)的圆周方向上,至少一个保持架袋(4)具有细长形状。