Personal mobility vehicle

Details Personal mobility vehicle Personal mobility vehicle

2009-01-21

2010-11-30

Ilan, Ruth (Department: 3616)

Motor vehicles

Special wheel base

Having only three wheels

C180S210000, C180S065100, C180S065510, C180S065600

Reexamination Certificate

active

07841436

ABSTRACT:
The driven front wheel drive assembly includes a drive assembly with a drive frame. The drive frame has a vertical plate that pivots about a steering axis. A gear case with a plate portion and a skirt is clamped to the vertical plate to form a sealed gear case. A helical pinion gear is on a driven motor shaft. A compound gear with a helical gear is in mesh with the helical pinion gear. A first drive pinion gear fixed to the helical pinion gear is in mesh with the first spur gear. A second spur gear is fixed to the drive axle shaft and in mesh with first drive pinion gear. All of the gears are in the gear case rotate about parallel axes. The helical pinion gear and the first drive pinion gear have small pitch diameters to increase torque. The driven axle drives a wheel.

REFERENCES:
patent: 4403673 (1983-09-01), Ball
patent: 4729447 (1988-03-01), Morse
patent: 4750578 (1988-06-01), Brandenfels
patent: 5497844 (1996-03-01), Fritzinger
patent: 5714815 (1998-02-01), Fritzinger et al.
patent: 6834734 (2004-12-01), Wu
patent: 7023177 (2006-04-01), Bussinger

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