| 摘要 |
This invention involves a restraining device for preventing undesired motion of a shopping cart. The invention comprises: (a) a bracket for fixed attachment to the shopping-cart frame; (b) an elongate arm; (c) a non-slippery engagement surface; and (d) a pivot located between the bracket and the elongate arm. The elongate arm has a first end and a second end, and is attached with respect to the bracket. The engagement surface is attached with respect to the first end. The engagement surface is configured and arranged for engagement with the horizontal surface. It is another aspect of the invention to provide a method for selectively prohibiting the movement of a shopping cart.
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