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US 2002/0173409 A1Published application
Mechanically actuated scooter
OwnerSuresh Babu M. Bhoopathyinventor
Life of this patent
Estimating the term…
Abstract
A mechanized scooter includes a frame, having a front wheel and at least one rear wheel rotatably attached thereto. A pair of steps are rotatably mounted in the frame and linked to a drive train to drive the at least one rear wheel. The drive train may include a number of gears and a drive element connected to a rack, or drive chains and sprockets secured to the at least one rear wheel.
Claims5
A mechanized scooter, comprising:
- a frame having a front wheel and at least one rear wheel secured to the frame for rotary motion thereof;
- a pair of steps having stepping portions at first ends;
- the pair of steps being rotatably mounted in the frame at second ends, removed from the stepping portions;
- a drive shaft connected between the second ends;
- a free-wheel means connected between the drive shaft and the second ends;
- and
- a drive gear secured to the drive shaft and connected to drive means to rotate the at least one rear wheel.
4 more elements
A mechanized scooter comprising:
- a frame having a front wheel and at least one rear wheel secured to the frame for rotary motion of the front wheel and the at least one rear wheel;
- a pair of steps rotatably mounted on the frame;
- the pair of steps having elongated elements with stepping portions at first ends and second ends secured to free-wheeling connections on opposed ends of a drive means;
- and
- a drive train operatively connected between the drive means and the at least one rear wheel;
- the drive train including a drive gear secured to the drive means, a plurality of gears secured between the drive means and an elongated drive element, and the elongated drive element including a pinion driving a circular rack secured to the at least one rear wheel.
3 more elements
A mechanized scooter comprising:
- a frame having a front wheel and at least one rear wheel secured to the frame for rotation thereon;
- a pair of steps rotatably mounted on the frame;
- the pair of steps including elongated elements having stepping portions at first ends;
- the elongated elements being rotatably secured to the frame by second ends;
- fan-shaped partial drive gears secured to the second ends and driving further gears secured to links;
- and
- the links being connected to rotating elements having partial chains secured thereto and looped around free-wheeling sprockets secured to the at least one rear wheel.
4 more elements
Dependencies are inferred from the claim text.