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US 2011/0214943 A1Published application
Ladder assembly
OwnerCharles Patrick McElroyinventor
Life of this patent
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Abstract
A ladder assembly (10) comprising a pair of plinths (30) pivotally connected to the bottom ends (22) of the ladder posts (21). To use the ladder assembly (10), the plinths (30) are positioned on a substantially horizontal support surface (H) and the top ends (23) of the ladder posts (21) are propped against a vertical surface (V). Easily installable and/or easily removable anchors (40) are then used to anchor the plinths (30) to the horizontal surface (H).
Claims20
A ladder assembly comprising:
- a ladder structure including a pair of parallel posts each having a bottom end and a top end, and a plurality of rungs extending perpendicular between the parallel posts;
- a pair of plinths, with one plinth being connected to the bottom end of one post and the other plinth being connected to the bottom end of the other post;
- and
- anchors extending below each plinth for anchoring to a substantially flat horizontal surface.
1 more element
Dependencies are inferred from the claim text.