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US 11,787,456 B2Granted
Dolly assemblies including locking assemblies for locking child dolly carousels
AssigneeToyota Motor Engineering & Manufacturing North America, Inc.
InventorEthan R. Boggs
Life of this patent
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Abstract
A dolly assembly includes a parent dolly including a support frame that defines a truck-receiving volume. A child dolly includes a support frame that is sized to be received within the truck-receiving volume. The child dolly includes a child dolly carousel. The parent dolly and the child dolly together include a locking assembly including a locking arm that prevents rotation of the child dolly carousel in a locked position.
Claims16
A dolly assembly, comprising:
- a parent dolly comprising a support frame that defines a truck-receiving volume;
- a child dolly comprising a support frame that is sized to be received within the truck-receiving volume, the child dolly comprising a child dolly carousel;
- wherein the parent dolly and the child dolly together comprise a locking assembly comprising a locking arm that prevents rotation of the child dolly carousel in a locked position, the locking arm directly engaging the child dolly carousel in the locked position.
A method of preventing rotation of a child dolly carousel of a child dolly using a locking assembly, the method comprising:
- moving the child dolly out of a truck receiving volume of a parent dolly;
- and
- as the child dolly is being removed from the truck-receiving volume, a locking arm of the locking assembly automatically engaging the child dolly carousel thereby preventing rotation of the child dolly carousel while the child dolly is removed from the truck-receiving volume;
- wherein the locking assembly comprises the locking arm that is rotatably mounted to a support frame of the child dolly at a pivot location.
1 more element
Dependencies are inferred from the claim text.