| 摘要 |
PROBLEM TO BE SOLVED: To solve the problems of causing danger, and requiring a work time therefore, when operating a power tool while restraining a washer when upward work is executed in a high place as indicated in Fig. 9(b), since an inconvenient part exists when coping with a work environment, when a socket wrench for a power tool is so far developed so as to be easily installable-removable by the power tool, though there are many tools for installing a screw.SOLUTION: For solving the problem, safety of work and shortening of a work time are attained by enabling screw in a power tool with one hand. See Fig. 9. Its actual system can execute screwing-in work with one hand, by providing a storage space that follows up a washer shape in a socket wrench.SELECTED DRAWING: Figure 1 |
