| 摘要 |
<p>A tool assembly is disclosed for assembling a polytetrafluoroethylene shaft seal to a wear or service sleeve (23) while simultaneously forming the polytetrafluoroethyylene wafers (20,21) into a desired configuration. The seal is formed and introduced onto the sleeve with a single reciprocation of the tool. The tool (24,28,34) includes a series of specially arranged surfaces having different diameters for forming the wafers of the seal into a frustoconical shape, aligning the seal and sleeve, and inserting the sleeve into the seal.</p> |
