| 摘要 |
<p>Link belt (1) provided with links (2, 3, 4, 5, 6) and hinge pins (7) for conveying products. The links (2, 3, 4, 5, 6) are made from a compression mouldable or castable plastic material. Each link comprises a number of flat link members each with a recess (14) defined by pulling arms (15, 16) and each with a slotted hole (20). Each link has a hinge pin (7) with a centre line which can be moved in the plane of the link belt (1) through the slotted holes of the link members of an adjacent link. Adjacent pulling arms 16, 15') of two adjacent link members (8, 9) of a link (2) are connected by a bush (17) in which the hinge pin of said link (2) fits, at least one end of each hinge pin being attached to an outer bush (18). The end wall of the slotted hole (20) of at least one of the outer link members has a semi-circular wall, the end wall of said slotted hole forming a line (21) which encloses an angle unequal to 0° with the centre line (22) of the hinge pin (7') which fits in said slotted hole (20). Each outer link member comprises a rolling element which parlty protrudes from the link member.</p> |
