Patent ID: 9688346
Date: 2017-06-27
CPC Classifications: B62K

Claim:
1. An adjustable front fork system for a bicycle or tricycle comprising: a steerer tube for coupling to handlebars of the bicycle or tricycle; first and second telescopic blade assemblies residing on opposite sides of the steerer tube, each telescopic blade assembly comprising: whereby telescopic displacement of the inner blade members back and forth within the outer blade units changes a height of the adjustable fork measured between a top end of the steerer tube and the lower ends of the telescopic blade assemblies; and wherein the first blade assembly further comprises a locking or limiting device operable to prevent or limit movement between the outer blade unit and inner blade unit in order to lock or limit adjustment of the height of the fork, the inner and outer blade units of the first telescopic blade assembly respectively comprise a piston rod and cylinder of a lockable gas spring assembly, and the locking or limiting device comprises a release pin of the lockable gas spring assembly, a head of which protrudes upward from a top end of the piston rod to define a lock-release actuator at or adjacent the top end of the first telescopic blade assembly.