| 摘要 |
PROBLEM TO BE SOLVED: To provide a pipe insertion length marker capable of performing correct and easy marking. SOLUTION: The pipe insertion length marker includes a pair of working pieces 2 and 3 coupled to be capable of opening/closing and rotating via a rotary shaft 11, a marking pen 4 for drawing an insertion confirmation mark on an external surface 12a of an end 12 of a pipe 9, a marking pen holding part 5 provided at the leading edge of one of the working pieces 2 with a pen tip insertion hole 13 for the marking pen 4, a pipe support 6 provided at the leading edge of the other working pieces 3 to support the end 12 of the pipe, handles 7 and 8 respectively provided at a base end of the working piece 2 and a base end of the other working piece 3 to be capable of respectively pinching the leading edges of the pair of working pieces 2 and 3 in the direction for closing the leading edges of the pair of pieces 2 and 3 and capable of holding the pipe end 12 between the pipe support 6 and the marking pen holding part 5, and a pipe insertion length determining means 20 for determining the insertion length from the end surface 12 of the pipe. COPYRIGHT: (C)2008,JPO&INPIT
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