An improved vehicle is provided that has an excellent obstacle overcoming ability, including stair climbing. The apparatus comprises a frame, and a pair of endless track units positioned on opposite sides. Each track unit has a plurality of telescoping rollers in contact with the inner track surface configured to guide the track around a track pathway, and move vertically when navigating over obstacles. Each track unit further comprises a drive assembly in contact with the track, and movable between a raised position and a lowered position, such that movement of the drive assembly also operates to provide track tension.
Stair Climbing Apparatus
02.01.2020
Patent
Elektronische Ressource
Englisch
Turning track, stair climbing machine and stair climbing system
Europäisches Patentamt | 2023
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