1976-10-04
1978-04-04
Taylor, Dennis L.
61 47, E02D 1720
Patent
active
040819698
ABSTRACT:
Earth retaining wall blocks including a plurality of similar header blocks and a plurality of similar stretcher blocks arranged for erection in tiered and interlocking relationship to present a generally flush frontal appearance. The header blocks are each elongate members arranged to extend from the front to the rear of the wall in generally parallel relationship and each have a front end portion with a groove or recess inset from the front face and in either the upper or lower surface of the front end portion, and a rear end portion adapted to engage with upper and lower surfaces of similar next tiered header blocks. Each stretcher block is an elongate member arranged to extend longitudinally of the erected wall between the front portions of adjacent tiered header blocks with the front faces of the header and stretcher blocks generally flush, and each stretcher block has a rear projection arranged to locate in the front end portion groove or recess of one of the adjacent tiered header blocks.
REFERENCES:
patent: 1297960 (1919-03-01), Yourtee
patent: 1695997 (1928-12-01), Evers et al.
patent: 2820349 (1958-01-01), Cooper
patent: 2972870 (1961-02-01), Cooper
patent: 3464211 (1969-09-01), Andresen
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