for directly driving the wheel axle

Rider propulsion of wheeled vehicles > with rotary cranks, e.g. with pedal cranks > for directly driving the wheel axle

Rider propulsion of wheeled vehicles (rider propulsion with additional source of power B62M6/00; propulsion by ground-engaging rods B62M29/02) > with rotary cranks, e.g. with pedal cranks (B62M1/34 takes precedence; combined with reciprocating levers B62M1/26; cranks which can be immobilised as foot rests B62M5/00) > for directly driving the wheel axle