| 摘要 |
PROBLEM TO BE SOLVED: To prevent careless nipping of fingers of a worker between these members, by facilitating work for contacting abutting plates 6 and 7 (a protective material) with these members, without damaging an inner peripheral surface 1a and a side surface form 3 of a tunnel 1. SOLUTION: This form protective tool 4 has a support plate 8, a fixing part 9 and the abutting plates 6 and 7 composed of the protective material (elastomer and rubber) respectively installed on both obverse and reverse sides of the support plate 8. The fixing part 9 is detachably hooked on the side surface form 3, and in a state of leaning its side surface form 3 against the inner peripheral surface 1a of the tunnel 1, the reverse side abutting plate 7 comes into surface contact with the side surface form 3, and the obverse side abutting plate 6 comes into surface contact with the inner peripheral surface 1a of the tunnel 1. COPYRIGHT: (C)2006,JPO&NCIPI
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