Patent ID: 8308245

Claim:
An amusement device seat assembly, comprising: a seat adapted to accommodate a passenger; a bar construction, said bar construction being moveable in a locking direction from an access position allowing passengers to take place in the seat, to a passenger fixation position, in which the passenger is fixed in the seat, and vice versa; and a locking device connected to the seat to lock the bar construction in the passenger fixation position, wherein the locking device comprises: an engagement device configured to engage and disengage with the bar construction; a guide for the engagement device allowing the engagement device, engaged with the bar construction, to assume an engagement position, situated between the access position and the passenger fixation position, and allowing the engagement device and the engaged bar construction to move in the locking direction from the engagement position to the passenger fixation position, and vice versa; and a fixation device configured to fix the engagement device and the engaged bar construction at multiple passenger fixation positions along the guide to accommodate passengers of different sizes.