Method for producing concrete roof tiles

Details Method for producing concrete roof tiles Method for producing concrete roof tiles

1991-01-16

1993-06-29

Aftergut, Karen

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

Forming continuous work followed by cutting

264148, 264151, 264157, 264160, 264163, 264296, 2642977, 2642979, 264333, B28B 500, B28B 1108, B28B 1114, B29C 4700

Patent

active

052232000

ABSTRACT:
A method for making concrete roof tiles includes the steps of forming a continuous elongated ribbon or layer of concrete; cutting the continuous layer into a row of spaced end to end ribbon sections having a front edge and a rear edge; precompacting the front edge of one of two adjacent ribbon sections and compacting the precompacted front edge of the other ribbon section.

REFERENCES:
patent: 1973092 (1934-09-01), Mooney
patent: 2258553 (1941-10-01), Hartley
patent: 2644217 (1953-07-01), Agar
patent: 3183287 (1965-05-01), Fischer
patent: 3461196 (1969-08-01), Bowles
patent: 3776075 (1973-12-01), Matthews
patent: 4695418 (1987-09-01), Baker et al.
patent: 4856395 (1989-08-01), Smith et al.
patent: 5004415 (1991-04-01), Schulz et al.
patent: 5017320 (1991-05-01), Velazquez Garcia

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