Concrete block

Details Concrete block Concrete block

1997-03-12

1999-09-14

Taylor, Dennis L.

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

525825, 52604, 405284, E02D 2902

Patent

active

059512105

ABSTRACT:
Shaped concrete blocks are provided each having generally parallel top and bottom surfaces, a shaped front face (adapted to be exposed as the wall element), side walls and a rear wall. The one surface of each block is provided with shallow parallel grooves, while the other surface of each block is provided with rows of projecting knobs respectively positioned correspondingly with the grooves. In this manner, successive blocks may be stacked on top of one another with the knobs engaging the grooves.

REFERENCES:
patent: 468838 (1892-02-01), Steiger
patent: 3534518 (1970-10-01), Zagray
patent: 4860505 (1989-08-01), Bender
patent: 5064313 (1991-11-01), Risi et al.
patent: 5457926 (1995-10-01), Jensen
patent: 5505034 (1996-04-01), Dueck
patent: 5653558 (1997-08-01), Price
patent: 5678958 (1997-10-01), Rossi
patent: 5704183 (1998-01-01), Woolford

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