| 摘要 |
<p>PCT No. PCT/SE96/00812 Sec. 371 Date Apr. 2, 1998 Sec. 102(e) Date Apr. 2, 1998 PCT Filed Jun. 20, 1996 PCT Pub. No. WO97/02436 PCT Pub. Date Jan. 23, 1997A shaft device for a valve, comprises a shaft supported in a bearing and extending into a relatively warm space, a sleeve provided between the shaft and the bearing, and cooling channels arranged in the border area between the shaft and the sleeve for cooling of the bearing, and wherein the axial length of the sleeve is longer than the axial length of the bearing.</p> |
