| 摘要 |
PROBLEM TO BE SOLVED: To facilitate the exchange work of a roller and to prevent deformation and damages around the supporting part of the roller. SOLUTION: This unit is roughly constituted of the roller 1 for which a shaft part 12 is provided on both sides of a unit body part 11 for mounting merchandise and an axis is arranged in a direction orthogonal to a merchandise display and take-out direction, a roller supporting frame 2 extended in the merchandise display and take-out direction for rotatably supporting the shaft part 12 of the roller 1 and a roller presser 3 for blocking the detachment of the shaft part 12 of the roller 1 from the roller supporting frame 2. The roller supporting frame 2 is provided with bearing parts 21 arranged at a fixed interval in the merchandise display and take-out direction where the shaft part 12 of the roller 1 can be dropped from above and supported, an insertion groove 23 formed along the bearing part 21 and a locking projection 24 formed inside the insertion groove 23. The roller presser 3 is provided with a pressing part 31 for closing the upper part of the bearing part 21 of the roller supporting frame 2 and a locking piece 32 to be inserted into the insertion groove 23 of the roller supporting frame 2 and locked to the locking projection 24.
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