| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an overhead wire surface viewing means which has high working efficiency and can remove work errors by enabling a user to clearly check the indication, etc. of an overhead wire. <P>SOLUTION: This means possesses a telescopic operating rod 1 which can be extended to a specified length, a viewing head 2 which is mounted on the tip side of the operating rod 1 so as to take the photograph of the overhead wire W by a camera 4, and a display means which projects the image of the camera 4. The viewing head 2 is equipped with a body 9, which has an overhead wire hooking means 7 being shaped to hook on the overhead wire W, a hood member 10 which is made of opaque material and is mounted on the main body 9 and is shaped to externally fit on the overhead wire W, the camera 4 which is mounted on the food member 10, and an illuminator which is mounted on the food member 10 so as to illuminate the overhead wire W. The hood member 10 is one which is freely turnable about the overhead wire W by an operation means 8. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
