Patent ID: 6922922

Claim:
An amphibious dredging vehicle, comprising: (A) a floatable base having front and rear end portions and comprising: (i) a first floatable pontoon having a first drive track mounted thereon; (ii) a second floatable pontoon having a second drive track mounted thereon; (iii) a link disposed between the first floatable pontoon and the second floatable pontoon and holding the first pontoon and the second pontoon in essentially parallel relation; (B) a cutterhead dredge system attached to the base, the cutterhead dredge system comprising: (i) a cutterhead mounted to the front end portion of the base; (ii) a first directable discharge mounted to the rear end portion of the base; (iii) a dredge pump in operative connection with the cutterhead and the first directable discharge so as to develop suction at the cutterhead and to propel material from the cutterhead to the first directable discharge; (C) a first track-driving means disposed to transmit power to the first drive track; (D) a second track-driving means disposed to transmit power to the second drive track; (E) a dredge-pump-driving means disposed to transmit power to the dredge pump; (F) a first directable-discharge-control means for aiming the first directable discharge.