Back to results
US 2007/0163838 A1Published application
Modular ladder
AssigneeAdvanced Ladders
InventorSang Jin KIM
Life of this patent
Estimating the term…
Abstract
A modular ladder system is provided, wherein segments may be joined without limit to form a ladder of any desired length.
Claims18
A ladder system comprising:
- a first pair of rails connected laterally by a series of rungs;
- and
- a second pair of rails connected by a series of rungs,
- wherein the first pair of rails is configured to operably connect to the second pair of rails to form a ladder.
1 more element
A ladder system comprising:
- a first pair of rails;
- a connector;
- and
- a second pair of rails substantially identical to the first pair of rails, wherein the first pair of rails may operably attach to the connector, and the connecter may operably attach to the second pair of rails, such that the first and second pairs of rails and the connector form a ladder.
1 more element
A method comprising sliding a first pair of rails into a second pair of rails until the first pair of rails contacts a rung of the second pair of rails.
Dependencies are inferred from the claim text.