| 摘要 |
<P>PROBLEM TO BE SOLVED: To enhance durability by reducing wear when traveling a crawler chain in a prescribed direction on a body frame and to keep quality of an object to be conveyed excellent by reducing generation of abrasion powder when the crawler chain is traveled on the body frame. <P>SOLUTION: This conveyor chain is constituted by connecting chain unit members with each other to be bendable by providing a rolling roller having an axis line in a conveyance orthogonal direction and rolling on a support surface. <P>COPYRIGHT: (C)2012,JPO&INPIT |
