Patent ID: 9296559
Filing Date: 2016-03-29
CPC Classification: A47B,B65G

Claim Text:
1. An automatic storage rack disposed along a pathway for a stacker crane, comprising: a rack main body; and a plurality of shelves provided in the rack main body; wherein at least one of the shelves includes: a hollow placement member fixed to the rack main body, the placement member extending in a first horizontal direction crossing the pathway and having an opening at an end thereof, the placement member having a placement surface onto which an article is placed; and a stopper disposed at the end of the placement member, the stopper being configured to restrict vibration of the article in the first horizontal direction, the stopper including a base member fixed to the placement member such that the base member cannot move relative to the placement member in the first horizontal direction, and a projection member having a projection extending higher than the placement surface, and a viscoelastic member connecting the base member and the projection member within the placement member, the viscoelastic member being configured to generate a damping force when the viscoelastic member is deformed by the shear in the first horizontal direction.