| 摘要 |
<p>PURPOSE:To push the upper frame bodies and the lower frame bodies of double- rack pushcart from behind into another double-rack pushcart, a head and bring the bodies into contact with stopper bodies. CONSTITUTION:This double-rack pushcart is a pushcart which consists of vertical frame bodies 9, upper frame bodies 1 erected horizontally on the vertical frame bodies 9, with the front and sides narrower than the base sides, an upper board which can be installed on the upper frame bodies 1, lower frame bodies 4 erected horizontally on the vertical frame bodies 9, with the front end sides narrower than the base sides, a lower board which can be installed on the lower frame bodies 4, casters 7 provided on the lower frame bodies 4, and stopper bodies 13 provided by the sides of the upper frame bodies 1 and the lower frame bodies 4. And by inserting the upper frame bodies 1 and the lower frame bodies 4 of the rear side pushcart behind the pushcart at the front side and bring the stoppers 13 of the rear side pushcart into the vertical frame bodies 8 of the front side pushcart, plural double-rack pushcart can be superposed on each other.</p> |
