Foldable scooter with head tube assembly, brake and suspension

A scooter comprising a head tube, a base pivotally connected to the head tube by means of a pivot assembly, a front wheel assembly rotatably mounted in the head tube, a handlebar securely connected to the front wheel assembly and a rear wheel assembly rotatably connected to the base, wherein the improvements comprise:

• the pivot assembly having:
• a seat securely attached to the base and provided with a pair of horizontally spaced wings each having an arcuate slot, a limit hole and a stop post, whereby the head tube is able to be pivotally received between the wings;
• a limit pin inserted through the limit holes with the two ends of which protrude out from each of the limit holes;
• a rocker movably mounted on a side face of one of the wings and two ends of which are provided with a second hook to respectively and detachably engage one end of the limit pin and the stop post;
• and
• a push bar simultaneously movable with the rocker and having a first hook detachably connected with a second end of the limit pin.

A scooter comprising a head tube, a base pivotally connected to the head tube by means of a pivot assembly, a front wheel assembly rotatably mounted in the head tube, a handlebar securely attached to the front wheel assembly and a rear wheel assembly rotatably connected to the base, wherein the improvements comprise:

• the pivot assembly having a seat securely attached to the base and provided with a pair of wings extending upward therefrom and each having an elongated arcuate slot in an upper portion thereof, a pair of holes respectively defined to correspond to a pair of through holes in the head tube to receive a pivot pin through the holes that secure the pivotal engagement between the end of the head tube and the seat, a limit hole in each of the wings to receive a limit pin with two ends protruding out of the wings and having rubber with a wave-like pattern bonded on ends thereof and a stop post protruding out from an outer side face of each of the wings and formed diametrically and oppositely to the limiting holes, a connector movably received through the arcuate slots, a push bar and a lever securely engaged with a first distal end of the connector and having a hook formed on the push bar to detachably engage with one end of the limit pin and a rocker securely connected with the connector and having a hook formed on each end of the rocker to respectively and detachably engage a second end of the limit pin and the stop post;
• a suspension spring securely engaged between the head tube and the front wheel assembly;
• and
• a brake assembly provided on the rear wheel assembly and having a fender pivotally engaged with the base, a pair of springs located between the base and an underside of the fender to provide a restoring force to the fender to restore the position of the fender after being pivoted and a brake pad securely mounted on the underside of the fender to selectively abut the outer periphery of the rear wheel of the rear wheel assembly.