| 摘要 |
A mechanism providing both a brake and tie-down mechanism for a cart which utilizes a central support below the bottom of the cart for supporting both the vertically moving brake shoes and the rotating locks of the tie-down mechanism, and foot pedals at opposite ends of the cart for engaging and disengaging the brake shoes with the supporting surface and for rotating the locks to release the cart from the tie-down mechanism, the tie-down mechanism being arranged to receive a tie-down mushroom from either end of the cart.
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