THORSTAND LLC Patent applications |
Patent application number | Title | Published |
20110226551 | QUICK-RELEASE LADDER STABILIZER AND LEVELER - A quick-release ladder stabilizer and leveler that is fast and easy to use. The combined ladder stabilizer and leveler levels a ladder on sloping, uneven, or stepped surfaces, significantly broadens the ladder base for stability, retrofits to existing ladders without ladder modification, and in addition is fast to attach/remove, easy to adjust by a single user, and readily portable. | 09-22-2011 |
20110168492 | LADDER LEVELER AND STABILIZER - A ladder leveler and stabilizer that combines both ladder leveling and ladder stabilization. In particular, the ladder leveler and stabilizer levels a ladder on sloping or uneven ground, significantly broadens the ladder base for stability, retrofits to existing ladders without ladder modification, and furthermore is fast to attach/remove, easy to adjust by a single user, readily portable, and compliant with ANSI ladder design standards. | 07-14-2011 |