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US 8,985,602 B2Granted
Scooter
AssigneeNicer Holdings Limited
InventorYui Chan
Life of this patent
Estimating the term…
Abstract
The scooter of the present invention includes a footboard having a front portion, and a rear portion attached to a rear wheel; a front wheel axle having an upward axis perpendicular with the front wheel axle and a steering axis, wherein the front wheel axle is rotatable with respect to the steering axis; and a plurality of front wheels attached to the front wheel axle. The steering axis forms a predetermined adjacent angle between 0 degree and 90 degree with respect to the upward axis.
Claims13
A scooter, comprising:
- a footboard having a front portion, and a rear portion attached to a rear wheel;
- a front wheel axle having an upward axis perpendicular with the front wheel axle and a steering axis, wherein the front wheel axle is rotatable with respect to the steering axis;
- a plurality of front wheels attached to the front wheel axle;
- a steering member positioned at the front portion of the footboard along the steering axis and operatively attached to the front wheel axle for steering the front wheel axle when force is applied on the steering member, the steering member comprising:
- a first portion attached to the front portion;
- a second portion attached to the front wheel axle and engaged with the first portion;
- a biasing device positioned between the first portion and the second portion, the biasing device being operable between a released condition and a distorted condition;
- protrusions formed on an outer circumferential surface of the second portion;
- and
- stoppers corresponding to the protrusions formed as recesses on an inner circumferential surface of the first portion, the stoppers configured to engage with the protrusions to restrict the steering of the front wheel axle to a certain degree during movement of the front wheel axle;
- wherein the steering axis is inclined toward a front direction of the footboard of the scooter and forms a predetermined adjacent angle larger than degrees and smaller than 90 degrees with respect to the upward axis.
8 more elements
Dependencies are inferred from the claim text.