Collapsible scaffold bracket

Details Collapsible scaffold bracket Collapsible scaffold bracket

1992-02-12

1993-11-09

Chotkowski, Karen J.

Fire escape, ladder, or scaffold

Wall- or floor-attached

182113, 248236, E04G 500

Patent

active

052594777

ABSTRACT:
A scaffold bracket is disclosed comprising a vertical beam of channel cross-section, a horizontal beam pivoted at its proximate end to a point between the ends of the vertical beam and adapted to nest within its channel cross-section, an angle bracket having a first and second end, the first end being connected to the proximate end of the vertical beam and the second end being connected to the middle of the horizontal beam whereby the horizontal beam is rigidly supported in a position substantially at right angles to the vertical beam, the vertical beam further having a hanger secured to its distal end, the hanger being adapted to engage a generally horizontal portion of a wall whereby the horizontal beam may be utilized to help support a scaffold along the wall.

REFERENCES:
patent: 1043838 (1912-11-01), Howard
patent: 1113775 (1914-10-01), Gibson
patent: 1339482 (1920-05-01), Sederburg
patent: 1586421 (1926-05-01), Frush
patent: 1957184 (1934-05-01), Smith
patent: 2299323 (1942-10-01), Hetky
patent: 3119590 (1964-01-01), Eriksson
patent: 3134567 (1964-05-01), Shoemaker
patent: 3595510 (1971-07-01), Hutchinson
patent: 3698680 (1972-10-01), Shoemaker
patent: 4153229 (1979-05-01), Bequette
patent: 4957185 (1990-09-01), Courchesne et al.
patent: 5062607 (1991-11-01), Kisner

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