BigPatents India

This invention relates to a device for braking the vehicles for the purpose of saving the power. It is more useful for pedaling vehicles like Bicycle, Tricycle man puller rickshaw and which are pulled by manpower.Improved Power Saving Brake Device is comprising of - two flanged sleeves means (102), mounted on the holes for mounting of wheel at both side of main frame structure means (101) of vehicle and this flanges are tighten by nut-bolt means (103) with said main frame structure; both said flange sleeves are connected together by means of spindle means (150) mounted on the central axis of said flanged sleeves and tighten by nut means (151) at both ends; Hub means (201) of wheel is supported by two ball bearing means (201) that mounted over the sleee that is part of said flanged sleeve at each side; - Two hollow shafts are freely mounted over said spindle, one holow shaft is smaller in length as compare to other hollow shafts, the smaller hollow shaft means (320) is supported on the said spindle by taper bearing means (330) mounted at one side such that taper surface is making contact with said flanged sleeve so smaller hollow shaft can freely rotate over the said spindle but can not move in axial direction and this said smaller holow shaft is comprising of ratchet means (310) and pawl means (318) mechanism.