| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To accomplish a preferable use for a long period of time by enhancing tank rigidity without using a particular reinforcement member or the like in a walking type working machine in which an engine is mounted and connected to an engine support frame 3 forwardly extending from a transmission case, a steering wheel is extended from an upper part of the transmission case, and a fuel tank formed of resin is arranged between the engine and the transmission case. <P>SOLUTION: A hollow projection 23 having a smaller width than the lateral width of a tank bottom surface is locally swelled and formed on the bottom surface of the fuel tank 21, and intruded between right and left lateral sides 3a in the engine support frame 3. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
