Land vehicles – Wheeled – Tiltable vehicles – stabilized by attendant or article
Reexamination Certificate
2006-04-11
2006-04-11
Shriver, J. Allen (Department: 3618)
Land vehicles
Wheeled
Tiltable vehicles, stabilized by attendant or article
C280S047131, C280S047170
Reexamination Certificate
active
07025363
ABSTRACT:
A dolly includes a frame having rear and bottom sections directly conjoined to each other. The frame further includes a pair of oppositely disposed leverage arms having opposed end portions directly connected to the rear section and terminating rearward therefrom respectively. The dolly further includes an elongated drive axle directly connected to the leverage arms. First and second pairs of wheels are directly and operably mounted to the end portions of the axles. The dolly further includes a plurality of washers directly engaged with laterally spaced ones of the first and second pairs of wheels Each of the first and second pairs of wheels include a plurality of bearings directly intercalated between the axle end portions and associated rims of the first and second pairs of wheels. A plurality of spacers are nested between the first and second pairs of wheels for preventing undesirable contact therebetween.
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