| 摘要 |
516,117. Slotting wood. ABBOTT, A. L. June 15, 1938, No. 17797 and 20161. [Class 145 (i)] [Also in Group XXV] A portable tool for cutting slots in wood comprises a rotary saw 16 mounted on a shaft 13 carried by a chuck 12 driven by a motor 8. The shaft is supported in a ball bearing hand-grip 18, the handle of which may be pivoted at 21. A gauge 22 is mounted on the shaft. |
