Expansion joint for use in constructing concrete structures

Details Expansion joint for use in constructing concrete structures Expansion joint for use in constructing concrete structures

1989-12-21

1991-09-03

Taylor, Dennis L.

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

52396, 404 74, 405267, E04C 1112

Patent

active

050448358

ABSTRACT:
An expansion joint for use in constructing concrete material structures of the present invention has a plurality of sandwich type composite plates each comprising a sheet-like elastic body sandwiched by a pair of hard plates with a rib at both surfaces thereof are connected with each other through a water-swelling rubber.

REFERENCES:
patent: 2194717 (1940-03-01), Older
patent: 3334557 (1967-08-01), Fitzgibbon
patent: 3406087 (1968-10-01), Potter

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