Abstract: This invention relates to a truck mounted forklift comprising a U-shaped chassis having a pair of side bars bridged by a rear crossbar. There is provided a driver's station, a motive power unit and a lifting mechanism on the chassis. There is further provided a skid steer drive mechanism comprising two driven front wheels and a dolly rear wheel. The dolly rear wheel is rotatably mounted about a vertical axis offset from a central axis of the dolly rear wheel, and there is a releasable locking mechanism to secure the dolly rear wheel in a fixed orientation about the vertical axis. The releasable locking mechanism comprises a hydraulically operated locking pin on the chassis and a locking pin receiver on the dolly rear wheel. The locking pin is operated by way of a locking pin actuator on a driver's console, and there is a locking pin indicator on the console to warn the operator of the locking pin configuration.

Abstract: In an aspect of the present invention, methods and systems for providing an input device are disclosed. In an aspect of the present invention, the input device includes a symbol and a UV light source is provided to direct UV light on the symbol. The symbol includes an UV excitable compound. In an aspect of the invention, the UV light from the UV light source is directed onto the symbol with a light pipe. In operation, the UV light causes the symbol to glow so that the symbol is visible in a darkened environment.