| 摘要 |
PROBLEM TO BE SOLVED: To decrease friction of a nailing machine main body even if the nailing machine main body except for a projection contacts with driven material, and to facilitate judgement of a friction degree. SOLUTION: A plurality of projecting portions 33, 34, 46a corresponding to friction limit of each portion is provided at each portion of a body 6, a head guard 46 guarding an exhaust cover 9, and the like, thereby decreasing friction of the nailing machine main body except for the projecting portions. COPYRIGHT: (C)2006,JPO&NCIPI
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