A surface walker for human beings consisting of a chassis holding four articulated, movable limbs for walking. Each limb rests on foot, ski or float. Chassis is topped with cushioned seat whereon user lies prone on chest and belly with access to limbs, which are activated with arms and legs. Chassis height and limb length are adjustable. User regulates walking gait, limb stride and motion frequency of limbs. Walker advances on land and water and diverse landscapes. Design incorporates optional computer-controlled power assistance for walker motion and use of mechanical hand for enhanced traction and anchoring effects.


    Access

    Download


    Export, share and cite



    Title :

    Quadra walker


    Contributors:

    Publication date :

    2018-07-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E21C Bergbau oder Steinbruchbetrieb , MINING OR QUARRYING / A63C SKATES , Schlittschuhe / B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS / B62D MOTOR VEHICLES , Motorfahrzeuge



    Quadra Walker

    BURNHAM HERBERT R | European Patent Office | 2017

    Free access

    Renault Turbo Quadra

    Renault,FR | Automotive engineering | 1990


    Quadra-Chek digital readouts

    Emerald Group Publishing | 2002


    Nouveau modeles:les Renault 21 Quadra

    Renault,FR | Automotive engineering | 1989


    Renault Espace Quadra 2000-1 AR-Test

    Renault,FR | Automotive engineering | 1988