Column pad layout device, anchor bolt layout device, and layout

Details Column pad layout device, anchor bolt layout device, and layout Column pad layout device, anchor bolt layout device, and layout

1980-06-23

1982-11-09

Martin, Jr., William D.

Geometrical instruments

Area integrators

Electrical

33 1H, 33403, 33189, 33478, 33293, 33174G, G01B 500

Patent

active

043577555

ABSTRACT:
A column pad layout fixture having a pair of intersecting cross-arms and a third arm fixed to the intersecting pair of arms. An anchor bolt layout having an elongated rod and a cooperating cross-arm. A method of placing and fixing an anchor bolt plate accurately in a mass of concrete freshly poured into an excavation located at intersecting column center lines to provide a base for a single vertical column of a line of columns. A method of laying out a rectangular or square area upon a plane or flat surface.

REFERENCES:
patent: 942718 (1909-12-01), Dolby
patent: 1976264 (1934-10-01), Miner et al.
patent: 2118747 (1938-05-01), Vest
patent: 2493786 (1950-01-01), Swift
patent: 2867911 (1959-01-01), Atkinson
patent: 2952076 (1960-09-01), Gross
patent: 3219308 (1965-11-01), Halstead
patent: 3805397 (1974-04-01), Wilamowski

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