| 摘要 |
<p>The pipe cutting device has a clamp having a pair of clamp members 11 and 12 for holding a pipe to be cut and a rotatable sleeve 19 supporting a pipe cutter 30 which has a cutting blade 35. The cutting blade 35 has a leading cutting edge 41 and a pair of flanks 42 and 43. The sleeve fits between the pair of clamp members 11 and 12. An automatic advance arrangement for the blade 35 includes a screw-threaded adjuster 39 and crossed bars 40 which engage a handle 13 to turn the adjuster 39, as the sleeve rotates. An operating tool having a ratchet connecting the tool to the sleeve 19 is used to turn the sleeve directionally.</p> |
