| 主权项 |
1. An automatic lock interconnecting an upper container stacked upon a lower container, said upper container including a bottom corner fitting located at each lower corner thereof, said lower container including a top corner fitting located at each upper corner thereof, comprising:
a pin assembly located within each said bottom corner fitting, each said pin assembly including a slidable, downwardly-biased locking pin, each said locking pin including a first pair of opposing engagement surfaces; and a receiver assembly located within each said top corner fitting, each said receiver assembly including:
opposing first and second swing arms, each pivotable between an open and closed position, and rotatable about an axis located between opposing first and second ends of each swing arm, each first end comprising a second engagement surface, anda first biasing member for urging the first ends of said swing arms inwards and into the closed position, wherein said second pair of engagement surfaces are spaced to receive said locking pin therebetween when in the open position, and are configured to engage said first pair of opposing engagement surfaces when the swing arms are moved to the closed position such that said bottom corner fitting is automatically secured to said top corner fitting when said upper container is stacked upon said lower container. |
