Castor wheel for mobile containers - has double row of swivel bearings with races formed by overlapped sections of plates (NL 6.12.77)

摘要

The castor wheel has a pivot bearing (13) bolted to the castor forks (14). The casor axle (16) is offset to the pivot axis (17). The pivot bearing consisting of a first pivot plate (26) whose outer edges turn upwards to form a ball race (27). The upper ball race is formed by a bearing plate (12) fixed to the lower side of the container (11). The bearing plate edge has an upwards directed groove (21) to accommodate the smaller sized ball race (23). A second pivot plate (28) concentric to the first pivot plate (26) has downwards directed edges tovorm the upper part of the smaller race.