WORKING MEMBER OF FLIGHT CONVEYOR Russian patent published in 1995 - IPC

FIELD: coal mining industry; transportation of coal. SUBSTANCE: working member of flight conveyor has chain traction member and scrapers 3 secured on member and connected along vertical with cover plates 4 by means of fastening members made in form of studs 5 with nuts 6, lock being made integral with studs. Locks can be made in form of nuts, and fastening members can be made in form of bolts 8 located at both sides in holes of nuts. Each scraper 3 and cover plate 4 has coaxial recesses 10 for locks located at plane of joint 11 of scraper 3 and cover plate 4. To dismount scrapers 3 from upper strand of traction member, nuts 6 or bolts 8 are turned off from side of scraper 3; to dismount scrapers 3 from lower strand of traction members, nuts 6 or bolts 8 are turned off from side of cover plate 4. Mounting of scrapers 3 on upper and lower strands of traction members can be done accordingly. EFFECT: facilitated servicing of working member owing to possibility of mounting and dismounting of scrapers and cover plates on upper and lower strands of working member. 3 cl, 2 dwg