| 摘要 |
<p>1,230,612. Seals. A. PITNER, and NADELLA. 12 July, 1968 [13 July, 1967], No. 33277/68. Heading F2B. A sealing ring 9 for a universal joint is adapted to be a tight fit on a shaft 6 and compressed between the end face of a bearing 1 in which the shaft rotates and a shoulder on the shaft, the ring including first and second skirt portions 11a or 12a for protecting the outer cylindrical surfaces of the bearing and shoulder. As shown, the upper skirt portion 11a covers the bearing with a radial clearance while the lower skirt portion 12a contacts the body of the cross 7 of the joint with a lip 12b. In another embodiment, the ring is of quadrilobate instead of V cross-section and both the skirt portions make contact; if desired, the skirt portions may be provided with beads which engage in corresponding grooves.</p> |
