| 摘要 |
PROBLEM TO BE SOLVED: To recondition an arrangement corresponding to the width of an access of a building and make a mating space wider. SOLUTION: A carriage 6 on a rail 5 is moved forward and backward a, b for carrying cargoes W placed thereon in and out of storage shelves. The carriage 6 has a carriage body 6A to be moved forward and backward a, b and a movable bearer 6B arranged on the carriage body 6A and adapted to be moved to the right and left c, d perpendicular to the moving directions a, b of the carriage body 6A. A guide rail 10A extending along the moving directions a, b of the carriage body 6A, with its ends dislocated predetermined spaces e to the right and left c, d, and a guide roller 10B rotatably provided on the movable support for engaging the guide rail 10A are used for moving the movable bearer 6B to the right and left c, d in association with the forward and backward movement a, b of the carriage body 6A.
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