Concrete block inspection forms

Details Concrete block inspection forms Concrete block inspection forms

1990-12-06

1991-11-19

Chilcot, Jr., Richard E.

Static structures (e.g., buildings)

Visible translucent block or embedded component

52599, 52606, 52421, E04B 546, E04B 508

Patent

active

050655604

ABSTRACT:
Forms for covering inspection holes or openings in concrete block wall construction in which the forms are of a size to seal the openings and are installed within such openings interiorly of the front face of the concrete blocks. In the preferred embodiments the forms are transparent to provide visual inspection of steel reinforcement and concrete or grout filling of the cores of the concrete blocks.

REFERENCES:
patent: 1809385 (1931-06-01), Liptak
patent: 2115264 (1938-04-01), Henderson
patent: 2272061 (1942-02-01), Drake
patent: 3015408 (1962-01-01), Campbell et al.
patent: 3123244 (1964-03-01), Amundson
patent: 3330079 (1967-07-01), Mitchell et al.
patent: 3674913 (1972-07-01), Yates
patent: 4145861 (1979-03-01), Yarnick
patent: 4729540 (1988-03-01), Rozema
Flyer "Hughes Manufacturing, Inc. .RTM.1990".

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