Ratchet structure of a freewheel and a hubA structure of a freewheel and a hub contains a hub (20) including a first ratchet(21) having a pair of first teeth (22), a central shaft (23), a screw section (24), and a freewheel set (80); the hub …DRIVE·May 22·2 min readFollowB60B27/04LIN CHANG HUI [TW]
Hydraulic brakeA hydraulic brake is used to a handle of a two wheel vehicle and contains a body (20) including two first tabs (22), the handle (50) including an axial hole (51) and a through bore (52) to receive an …DRIVE·Aug 24·2 min readFollowB60T11/16LIN CHANG HUI [TW]
