| 摘要 |
PROBLEM TO BE SOLVED: To solve problems in a conventional protective shield without a extension function used for a riot police wherein since the shape of the protective shield has no extension function and, accordingly, the shield cannot be extended, and when not in use, it takes much cost for a storage space and when carrying, the carrying into a moving vehicle is inconvenient, the extension function is provided for the protective shield. SOLUTION: The extension function is provided for a protective shield plate body. The extension function is, for example, a slide shaft assembly shown in Fig. 4. COPYRIGHT: (C)2006,JPO&NCIPI
|
