| 摘要 |
FIELD: shopping trolleys. ^ SUBSTANCE: invention relates to shopping trolleys designed for transportation by moving walk. Proposed guide roller contains wheel fork with legs, round section axle passed through hub between fork legs with fitted on two working wheels. Hub is furnished with flange placed between working wheels whose outer contour is either cylindrical or of any other geometric regular shape and it contains at least one support member arranged on at least one of fork legs and designed to support guide roller in case when working wheels are arranged in grooves of transport belt of moving walk separated by edges. Lowest limiting edge of hub flange measured from floor is located higher than support surface of at least one support member. Invention makes it possible to use trolleys on moving walks with groove-to-groove distance of 8.5-9 mm. ^ EFFECT: improved quality of guide roller and reduced time taken for its assembling. ^ 3 cl, 1 dwg |
