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US 2008/0289904 A1Published application
Rope Ladder
OwnerDan Heidukinventor
Life of this patent
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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.
Claims20
A ladder apparatus, comprising:
- a) flexible first, second and third stiles;
- and
- b) first, second and third crosspieces, respectively extending between the first and second stiles, the first and third stiles, and the second and third stiles.
A method of creating a ladder, comprising:
- a) arranging flexible first, second and third stiles substantially longitudinally parallel but not all coplanar;
- b) extending a first crosspiece between the first and second stiles;
- c) extending a second crosspiece between the first and third stiles;
- and
- d) extending a third crosspiece extending between the second and third stiles.
2 more elements
Dependencies are inferred from the claim text.