Insertion of compressible sheets in concrete

Details Insertion of compressible sheets in concrete Insertion of compressible sheets in concrete

1976-08-02

1977-09-20

Byers, Nile C.

Road structure, process, or apparatus

Apparatus

Means to install or form joint

404 98, E01C 1952, E01C 2302

Patent

active

040493598

ABSTRACT:
Slip form concrete laying machines for forming curbs are equipped with apparatus which forcibly inserts compressible sheets downwardly in the freshly laid concrete and which prevents the spread of the curb as the sheet is inserted.

REFERENCES:
patent: 974673 (1910-11-01), Joslin
patent: 2014894 (1935-09-01), Heltzel
patent: 2729152 (1956-01-01), Carnes
patent: 3098413 (1963-07-01), Guntert
patent: 3259032 (1966-07-01), Suhr
patent: 3335647 (1967-08-01), Thorp
patent: 3416415 (1968-12-01), Worson
patent: 3460796 (1969-08-01), Brown
patent: 3954359 (1976-05-01), Larkin

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