| 摘要 |
<p>The seal (1) has elongated bristles (2) resting against a support ring (3). A friction resistant material (19) is provided between the bristles and the support ring, where the friction coefficient of the friction resistant material is lower than the friction coefficient of the bristles and/or the support ring. The friction resistant material is a Teflon, ceramic, material containing graphite and multicolored material or soft material.</p> |
