DUMP TRUCK

WIPO Patent Application WO/2011/151862

A1

To provide a dump truck capable of assuring a large authorized payload weight while inhibiting spilling of an object under haulage over parts of side walls. A dump truck is provided on a frame 3 with a tiltable body 5. The body 5 has a payload section defined by a bottom wall, a front wall 8 and a pair of side walls 9 for loading therein an object to be hauled, and a canopy 10 connected to the front wall 8 of the payload section and arranged over an operator's cab 4. A front end portion 15 of a top part 14 of each of the paired side walls 9 included in the payload section of the body 5 is set at a same height position or a substantially same height position as the canopy 10, the front end portion 15 of the top part 14 of each of the side walls 9 has been connected by welding to a rear end portion 17 of an upper surface 16 of the canopy 10, a rear end portion 18 of the top part 14 of each of the side walls 9 is set at a height position lower than the front end portion 15, and the top part 14 of each of the paired side walls 9 is formed in a configuration including a rearwardly-declining oblique profile.

KITAGUCHI, Atsushi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
SATOU, Takayuki (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
ISHIHARA, Kazunori (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
KITA, Yasuki (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumach, Tsuchiura-shi Ibaraki, JP)
IKEMA, Takehito (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
YASUDA, Tomohiko (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
SASAKI, Takashi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ishikawa 13, 30000, JP)
NABESHIMA, Yoshifumi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumach, Tsuchiura-shi Ibaraki, JP)
OOSHIMA, Hitomi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)

JP2010/003703

December 08, 2011

June 03, 2010

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Hitachi Construction Machinery Co., Ltd. (5-1 Koraku 2-chome, Bunkyo-ku Tokyo, 63, 11285, JP)
KITAGUCHI, Atsushi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
SATOU, Takayuki (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
ISHIHARA, Kazunori (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
KITA, Yasuki (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumach, Tsuchiura-shi Ibaraki, JP)
IKEMA, Takehito (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
YASUDA, Tomohiko (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)
SASAKI, Takashi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ishikawa 13, 30000, JP)
NABESHIMA, Yoshifumi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumach, Tsuchiura-shi Ibaraki, JP)
OOSHIMA, Hitomi (Hitachi Construction Machinery Co. Ltd., Tsuchiura Works, 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 30000, JP)

B60P1/28

The Patent Body Corporate TAKEWA INTERNATIONAL PATENT OFFICE (Kashiwaya Bldg, 6-13 Nishishinbashi 1-chome, Minato-k, Tokyo 03, 10500, JP)

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