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US 8,127,892 B2Granted
Rope ladder
OwnerDan Heidukinventor
Life of this patent
Estimating the term…
Abstract
The present invention relates to a method and apparatus for providing a flexible ladder for traversing a structure that addresses problems common with conventional rope ladders.
Claims8
A ladder apparatus for traversing a structure,
- the ladder apparatus consisting of:
- a) a plurality of substantially triangular crosspieces, each of the plurality of crosspieces having a first, second and third vertex respectively;
- and
- b) first, second and third stiles, each of the first, second and third stiles being directly connected to each of the plurality of crosspieces at the first, second and third vertex respectively, each of the stiles respectively having a bottom end and a top end and at least one coupler for coupling to a structure;
- and
- c) each said stile is strong and flexible and made from a material selected from the group consisting of cable, chain, and natural or synthetic rope;
- and
- d) said at least one coupler on each said stile respectively being connected at a location selected from the group consisting of the top, the bottom and an intermediate location between the top and the bottom of each stile respectively;
- and
- e) optionally, at least one magnet attached to at least one of said triangular crosspieces.
7 more elements
Dependencies are inferred from the claim text.