| 摘要 |
<p>1,094,179. Grommets; valves. TIMKEN ROLLER BEARING CO. April 12, 1966 [Sept. 30, 19651. No. 16087/66. Headings F2H and F2V. A resilient grommet comprises an annular head portion 17 and an anchor portion 20 connected by a shank portion (16), and a vent passage (21), Fig. 4, (not shown), in the shank which connects with openings 19 around the periphery of the head. In Figs. 7 and 8, (not shown), the head has no peripheral openings and is lifted by fluid pressure in the passage (42).</p> |
