B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
B62M5/00—Foot-driven levers as pedal cranks which can be immobilised as foot-rests
Bracelet fastener with folding parts locked to support - has two pushbuttons sliding in support with ends projecting and engaging in slots in folding parts