| 摘要 |
A conveyor is provided for producing a single file from a mass of articles comprising a conveyor surface, an article engager for engaging articles in the mass and transporting a single file of them off of the conveyor surface, and a guide rail mounted along the conveyor surface, the guide rail including a shifting portion for shifting articles toward the article engager, and a pressure relieving portion for relieving some of a back pressure on articles.
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