| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an expandable protection device capable of expanding storage volume on a back face side of a straight advance driving system without projecting a sheet member, etc. to back faces of the sheet member and a slat fixing plate, and the installation structure. <P>SOLUTION: This protective device comprises the sheet member 5, a plurality of crest parts 5e formed on the front 5a of the sheet member 5 and trough parts 5f formed between the crest parts 5e, a protective plate part 6b for entirely covering the front 5a of the sheet member 5 alternately formed with the crest parts 5e and the trough parts 5f, and a mounting plate part 6a formed on a base end side of the protective plate part 6b. The device is provided with the plurality of slats 6 fixed at equal intervals from one end to the other end of the sheet member 5 and the slat fixing plate 7 fixed to the back face 5b of the sheet member 5 and holding a part of the sheet member 5 together with the mounting plate part 6a constituting each of the slats 6. A portion constituted by holding the sheet member 5 by the slat fixing plate 7 and the mounting plate part 6a constituting the slats 6 is constituted to be the vicinity of each of the trough parts 5f. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
