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US 6,443,262 B1Granted
Tubular frame scaffolding
AssigneeWaco International Corporation
InventorRached N. Karanouh
Life of this patent
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Abstract
A tubular frame scaffolding system including base pads, vertical trusses, work platforms, access ladders, diagonal support braces, horizontal guard rails, intermediate guard rail panels, top guard rail panels, top guard rail posts, and toeboards. The guard rails and the toeboards act as safety devices to protect against accidental falls during the use of the tubular frame scaffolding system.
Claims4
In a tubular frame scaffolding system, an intermediate guard rail panel assembly comprising:
- a first tubular truss having at least one pin mounted thereon;
- a second tubular truss having at least upper and lower spaced apart pins mounted thereon;
- an insert for detachable affixation to and between the first and second tubular trusses, said insert including:
- a first bar having a U-shaped brace mounted thereon for receiving a portion of the first truss, the first bar further including an opening spaced from the brace for receiving the pin of the first truss;
- a second bar including at least upper and lower slots for receiving the spaced apart pins of the second truss;
- and a pair of spaced apart cross bars coupled to the first and second bars.
3 more elements
Dependencies are inferred from the claim text.