Patent ID: 7802652

Claim:
A servicing station for tractor trailer trucks having a flatbed trailer, comprising: a fixed horizontal support base; a pair of vertical support columns mounted on said support base and spaced horizontally from one another a distance at least as great as the length of said trailer said columns extending upwardly above the height of said trailer a sufficient distance to avoid interference with loading and unloading of said trailer at one of its laterally opposite sides by a lift truck, a horizontally disposed I-beam having longitudinally opposite ends supported on said columns, respectively; said I-beam having upper and lower parallel horizontal flanges centrally interconnected by a longitudinally extending vertical web having laterally opposite inner and outer sides, a gear rack on top of said lower flange at the laterally outer side of said vertical web, a longitudinally extending track on said support base parallel to and beneath said I-beam, a servicing platform having a horizontal workers deck disposed at the height of a flatbed trailer of a tractor trailer truck, a first pair of longitudinally spaced wheels mounted on and guided by said track, a second pair of longitudinally spaced wheels engaging said support base and spaced laterally from said first pair of wheels, a stairway secured to said servicing platform providing human access to said deck, an electric motor support structure extending upwardly from said deck, an electric motor mounted on said electric motor support structure having a horizontal output shaft, a spur gear driven by said output shaft, said spur gear being in mesh with said rack, and an electric supply station on said servicing platform positioned above said I-beam and connected in electrical supply relation to said motor, and an elongated electrical energy guiding chain having one end secured to the top of said I-beam and its other end secured to said electric supply station.