US 12,077,085 B2
Mined material transport vehicle
Masaaki Uetake, Tokyo (JP); Yuichi Kodama, Tokyo (JP); Kazunari Kawai, Tokyo (JP); and Shinichi Terada, Tokyo (JP)
Assigned to Komatsu Ltd., Tokyo (JP)
Appl. No. 17/289,804
Filed by Komatsu Ltd., Tokyo (JP)
PCT Filed Oct. 30, 2019, PCT No. PCT/JP2019/042510
§ 371(c)(1), (2) Date Apr. 29, 2021,
PCT Pub. No. WO2020/095780, PCT Pub. Date May 14, 2020.
Claims priority of application No. 2018-211694 (JP), filed on Nov. 9, 2018.
Prior Publication US 2021/0394659 A1, Dec. 23, 2021
Int. Cl. E21F 13/02 (2006.01); B60P 1/36 (2006.01); B60P 3/00 (2006.01); E21C 41/16 (2006.01); E21F 13/06 (2006.01)
CPC B60P 1/36 (2013.01) [B60P 3/00 (2013.01); E21C 41/16 (2013.01); E21F 13/02 (2013.01); E21F 13/063 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A mined material transport vehicle, comprising:
a vehicle main body capable of moving forward and rearward; and
a loading platform provided on the vehicle main body,
wherein the loading platform comprises:
a conveyor provided on the vehicle main body and having a conveying surface capable of conveying a mined material in a conveying direction extending in forward-rearward directions of the vehicle main body;
front fixed guides provided on both sides of the conveying surface in the vehicle width direction in a front portion of the conveying surface,
a pair of movable flaps extending in the conveying direction, provided on both sides of the conveying surface in a vehicle width direction in a rear side of the front fixed guides in the conveying direction, forming a storage space together with the conveying surface, and being rotatable about an axial line extending in the conveying direction; and
a drive unit configured to rotate the movable flaps about the axial line from a position where the front end of the movable flaps is continuous with the rear end of the front fixed guides to a position where the front end of the movable flaps is positioned at an outer side in the vehicle width direction of a rear end of the front fixed guides.