TRANSPORT FACILITY WITH AUXILIARY ENGINE Russian patent published in 2007 - IPC B62M23/02 B62K5/08 B62K19/02 B62D21/18 

FIELD: cargo velomobiles.

SUBSTANCE: proposed four-wheel velomobile has frame (1) with treadle drive (5) made in form of angle framework whose height does exceed wheel diameter; cargo compartments, driver's seat and mounting seat for auxiliary engine (2) are formed by means of longitudinal and transversal angle-pieces; brackets for spring-loaded wheels are mounted on the outside. Kinematic joints of handle-bar drive, steering linkage and rear axle suspension are made in form of forks, inserts with perpendicular holes, axles and rods ensuring compact joint of movable perpendicular rotary and screw pairs. Auxiliary clutch for engagement of auxiliary engine is made in form of bush and holder; holder has recesses and bush is provided with three pairs swivel spring-loaded pawls inclined to opposite sides; drive for engagement of bush and holder is made in form of taper bush mounted coaxially in bush and in holder, as well as balls radially movable relative to bush for action on pawls.

EFFECT: light weight of cargo-hoisting frame.

8 dwg