US PATENT SUBCLASS 404 / 57
.~.~.~ Sliding plate pair

Current as of: June, 1999
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404 /   HD   ROAD STRUCTURE, PROCESS, OR APPARATUS

17  DF  PAVEMENT {9}
47  DF  .~ Including joint means {10}
56  DF  .~.~ With mid-slab bridge means {5}
57.~.~.~ Sliding plate pair {1}
58  DF  .~.~.~.~> Horizontal slide plane

DEFINITION

Classification: 404/57

(under subclass 56) Mid-slab bridge structure wherein spacing means includes at least two elements in flat surface contact within the joint space and free to slip with respect to each other.