Patent ID: 7364119

Claim:
In a passenger transport aircraft having a passenger cabin therein, and having a passenger-use compartment that is arranged in said cabin and includes a front wall, a rear wall and at least one side wall bounding a compartment space within said compartment, an improvement wherein said compartment is a convertible multipurpose compartment equipped with functional elements, at least some of which can be selectively variably arranged to adapt and configure said compartment for use by one or more persons selectively for a selected purpose among plural available different purposes, wherein said selected purpose corresponds to a utilization of said compartment as a detention cell for securely detaining a person therein, wherein said compartment space within said compartment has dimensions in a range from those of a normal aircraft toilet compartment up to those of a handicapped accessible toilet compartment or 2.5 times those of the normal aircraft toilet compartment, wherein said functional elements include at least one seat element, a variable table/seat element, and at least one storage receptacle, that can be selectively variably arranged corresponding to the selected purpose of said compartment, wherein a seat mounting rail extends through said compartment along a floor of said passenger cabin, wherein said functional elements further include at least one securing eyelet secured to said seat mounting rail in said compartment, whereby said securing eyelet is constructed and adapted to have handcuffs or ankle shackles strongly secured thereto for securely restraining a person.