Expansion joint for concrete and method for use

Details Expansion joint for concrete and method for use Expansion joint for concrete and method for use

1987-11-20

1989-03-28

McCall, James T.

Joints and connections

Utilizing thermal characteristic, e.g., expansion or...

52396, 404 64, F16C 900

Patent

active

048158860

ABSTRACT:
A new self supporting expansion joint for use in the preparation of concrete products which comprises a single unit molded inverted T having a flat base adapted for resting on the ground and a vertical beam perpendicularly joined to the center of said base, said beam being thicker at the point of junction with the base than at the top of said beam, the plastic being used for at least a portion of said beam being prepared from a plastic material that compresses and expands on temperature change.

REFERENCES:
patent: RE165542 (1927-02-01), Fischer
patent: 2370153 (1945-02-01), Fischer
patent: 2405844 (1946-08-01), Mortenson
patent: 3119204 (1964-01-01), Williams
patent: 3137973 (1964-06-01), Williams
patent: 3352217 (1967-11-01), Peters et al.
patent: 4362427 (1982-12-01), Mass et al.

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