Patent ID: 8286559

Claim:
A trolley assembly for use in conjunction with a passenger restraint system, the trolley assembly comprising: a trolley rail having first and second ends and an intermediate extent therebetween, the trolley rail having a base portion and opposing side edges, the side edges being angled to form upper and lower trolley ways, the base portion including locking apertures and mounting apertures; a trolley having upper and lower surfaces and an intermediate edge therebetween, a central aperture formed through the trolley, a mounting yoke interconnected to the central aperture and extending from the lower surface, the mounting yoke adapted to be removably secured to a locking reel, a set of four upper wheels orthogonally mounted to the upper surface and positioned within the upper trolley way, a set of four side wheels orthogonally mounted to the intermediate edge and positioned within the lower trolley way, whereby the upper and side wheels permit the trolley to be moved along the length of the trolley rail with the upper surface of the trolley in facing relation to the base portion of the rail; a retaining mechanism interconnected to the central aperture, the retaining mechanism including a spring biased locking pin extending from the upper surface, the locking pin having a locked orientation wherein it is secured within a locking aperture of the base portion and unlocked orientation wherein it is removed from a locking aperture of the base portion, the pin being biased into the locked orientation, a release cable connected to the locking pin via a rotatable swivel, the release cable extending through the central aperture and being accessible by a user beneath the lower surface of the trolley; wherein the trolley is allowed to freely move when the locking pin is in the unlocked orientation and is prevented from moving when the locking pin is in the locked orientation and wherein a user can pull on the release cable to bring the pin into the unlocked orientation.