Joist system for forming concrete slabs

Details Joist system for forming concrete slabs Joist system for forming concrete slabs

1986-07-18

1987-10-27

Pate, III, William F.

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Three-dimensional space-defining

249 23, 249 33, E04H 1200

Patent

active

047020598

ABSTRACT:
A support for a spanner bar in an open web bar joist system which is supported by a lower chord of the bar joist. The support includes a base member for securing the support to the lower chord, a first elongated vertical member which is affixed to the base member, and a second elongated member which is axially aligned with respect to the first member. Structure is provided for moving the second member axially with respect to the first member.

REFERENCES:
patent: 3584825 (1971-06-01), Williams
patent: 3861634 (1975-01-01), Hood et al.
patent: 3945168 (1976-03-01), Butts et al.
patent: 3954248 (1976-05-01), Barber
patent: 4223866 (1980-09-01), Black

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