Patent ID: 9394021
Filing Date: 2016-07-19
CPC Classification: B62D,B65G

Claim Text:
1. A conveyance device for conveying a non-self-propelled conveyance truck loaded with a conveyance object along a conveyance route including a curved route and allowing a floor continuous with the conveyance truck to be formed on an entire or a part of the conveyance route, the conveyance device comprising: a guide rail for guiding the conveyance truck along the conveyance route, the guide rail being constructed along the conveyance route; a friction type drive unit that has a friction roller to touch a surface to be driven of the conveyance truck; and a connecting device for connecting the conveyance trucks on front and rear positions, wherein the conveyance truck is configured so that portions of the second truck body or portions of the first truck body and the second truck body radially inside the curved route forming the arc-shaped recesses are composed of mobile bodies that make side surfaces of the first truck body and the second truck body approximately linear on a linear route and touch the side surface of the adjacent truck body to move on the curved route.