Sealing member

Details Sealing member Sealing member

1976-04-21

1977-02-22

Byers, Jr., Nile C.

Road structure, process, or apparatus

Pavement

Including joint means

E01C 1102

Patent

active

040089746

ABSTRACT:
The invention relates to a two-part insertion member for use in the production of contraction or warping joints in continuously laid concrete slabs. The insertion member comprises a rigid lower part (to act as crack-inducing fillet) and a flexible upper part (to act as a sealing member) connected together, the lower part including an upstanding section which extends close to the uppermost extremity of the member. The invention also includes a method of forming sealed joints in concrete slabs.

REFERENCES:
patent: 1089943 (1914-03-01), Morse
patent: 3180238 (1965-04-01), Crone
patent: 3255680 (1966-06-01), Cooper
patent: 3276335 (1966-10-01), Middlestadt
patent: 3324775 (1967-06-01), Crone
patent: 3363383 (1968-01-01), LaBarge
patent: 3413900 (1968-12-01), Crone
patent: 3508369 (1970-04-01), Tennison
patent: 3603055 (1971-09-01), Dale
patent: 3782846 (1974-01-01), Johnson
patent: 3838930 (1974-10-01), Koch

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