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Challenger Hardware Company

Challenger Hardware Company Patent applications
Patent application numberTitlePublished
20100012433Self-locking extendable ladder for use with a boat - A telescoping ladder assembly which is especially useful for boarding a boat from the water includes a ladder comprising a plurality of telescoping ladder sections and a securing mechanism for securing the ladder in a stowed position. The securing mechanism includes a spring member which biases the ladder and a stop against one another to prevent extension of the ladder. The ladder is preferably pivotally and slidably mounted on a frame which is configured for mounting on a platform such as the transom of a boat.01-21-2010