BEARING LINK, CONVEYOR CHAIN WITH MULTIPLE BEARING LINKS AND MATERIAL CONVEYANCE SYSTEM INCLUDING MULTIPLE CONVEYOR CHAINS Russian patent published in 2015 - IPC B65G17/32 B65G17/40 

FIELD: transport.

SUBSTANCE: conveyor chain bearing link works to displace suspended article holders and includes two parallel walls (28, 29) connected by the web (31). Note here that walls have central bore (4) with chain lock (6) on long side. Chain lock comprises two locking device (9a, 9b) with locking ledges (14) to secure article carrier in said central bore for it to rest on two locking ledges when article carrier displaces as-suspended at bearing link. Chain lock is arranged in hollow space between said walls when it is exposed. Chain lock open and closed positions are two stable positions whereat every locking device comprises locking pin (15) interacting with first locking bore (20) in open position and with second locking bore (21) in closed position. Locking pin is arranged at resilient retaining ledge (12) unloaded when chin lock in open or closed position.

EFFECT: higher reliability and lifting capacity.

9 cl, 16 dwg