| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a knapsack with a simple structure which can carry articles to be housed constantly in a good order by keeping the top of the bag from sagging or separating from the back during the carrying thereof on the back. SOLUTION: In the ordinary knapsack which has shoulder straps 2 and 3 one each on the right and left respectively on the back side 13 and an opening part 11 on the top side thereof, upper tip parts 21 and 31 of the respective right and left shoulder straps 2 and 3 are so arranged to be fixed so as to reach the front side 12 of the body 1 the knapsack via the top surface thereof.</p> |
