A locomotion platform comprising: a base frame having front and rear lowermost sections, both defining an imaginary horizontal landing plane; front and rear wheel assemblies, each configured with a distal end comprising riding wheel(s) and at least one proximal end articulated to said base frame, each of said front and rear wheel assemblies independently manipulable between a collapsed position, at which the riding wheels of the respective wheel assembly are disposed on or above the plane, and an extended position, at which the riding wheels of the respective wheel assembly are disposed below the plane; a position fixing mechanism(s) configured to selectively arrest at least one of said front or rear wheel assemblies at one or more intermediate positions between the collapsed and extended positions; and an activating module(s) configured to induce manipulation of at least one of said front or rear wheel assemblies towards the collapsed position.
Collapsible locomotion platform with selectively arrestable wheel assembly
05.05.2020
Patent
Elektronische Ressource
Englisch
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |
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