| 摘要 |
<p>Rotating seal arrangement comprising a circular shaped seal element (20) fixedly secured to a rotating shaft for being rotated therewith and having a radial face (22), a stationary fixed element (32), having a complimentary radial face (38) being in engagement therewith, an oil passage (26) for leading lubricating oil to said face, a self-actuating valve element (72) extending radially from said shaft to overlie a portion of said radial face on said rotating seal element and overlie an annular groove (56) formed in said radial face of said rotating seal element and being normally spaced therefrom, and a mass (76) on said self-actuating valve element to position said valve element to bear against said radial face of said rotating seal element upon reaching a predetermined rotational speed.</p> |
