Quick change wheel and drive assembly for passenger boarding bridges
AssigneeTrinity Industries, Inc.
InventorJames E. Thompson
Life of this patent
Estimating the term…
Abstract
A wheel assembly and power drive train for use with passenger boarding bridges having a ramp drive system. The wheel assembly includes a wheel rim which is releasably attached to a wheel hub to allow removal of the wheel rim and associate tire without disassembly of the wheel hub and power drive train components mounted on the axle. Worn or flat tires may be replaced without disassembly of the power drive train or components such as bearings mounted on the axle.
Claims19
A wheel assembly for use with a passenger boarding bridge comprising:
- a wheel rim with means, including a first set of bolts, for mounting a tire on the wheel rim;
- the wheel rim having an inner wheel rim segment and an outer wheel rim segment with the inner wheel rim and the outer wheel rim disposed axially with respect to each other;
- means, including the first set of bolts, for securing the outer wheel rim segment with the inner wheel rim segment;
- a wheel hub with means for attaching the wheel hub to an axle;
- means, including a second set of bolts, for releasably attaching the wheel rim to the wheel hub;
- the first set of bolts and the second set of bolts disposed radially adjacent to each other on the wheel rim;
- and
- the wheel rim and the wheel hub cooperating with each other to prevent access to the first set of bolts when the wheel rim is attached to the wheel hub and to provide means for preventing removal of the tire from the wheel rim until after the wheel rim has been removed from the wheel hub.
A wheel assembly and power drive train for use with a ramp drive system to position a passenger boarding bridge comprising:
- a wheel rim with means, including a first set of bolts, for mounting a tire on the wheel rim;
- a wheel hub with means for attaching the wheel hub to an axle;
- means, including a second set of bolts, for releasably attaching the wheel rim to the wheel hub;
- means for supplying power to the wheel hub from the power drive train;
- and
- the wheel rim and the wheel hub cooperating with each other to prevent access to the first set of bolts when the wheel rim is attached to the wheel hub.
A wheel assembly for use with a power drive train to position a passenger boarding bridge comprising:
- a wheel rim with means, including a first set of bolts, for mounting a tire on the wheel rim;
- the wheel rim having an inner wheel rim segment and an outer wheel rim segment, with the inner wheel rim and the outer wheel rim disposed axially with respect to each other;
- a wheel hub with means for attaching the wheel hub to an axle;
- means, including a second set of bolts, for releasably attaching the wheel rim to the wheel hub;
- means for preventing removal of the tire from the wheel rim until after the wheel rim has been removed from the wheel hub;
- and
- means for supplying power to the wheel hub from the power drive train.
Dependencies are inferred from the claim text.