US Patent 7770969 Vehicle safety restraint system

A vehicle safety restraint system comprises a portable base having a mounting assembly and a restraint assembly. The portable base may be a booster seat. The mounting assembly mounts the base the base to the seat of a vehicle and the restraint assembly restrains an occupant of the base. The mounting assembly may wrap around at least a portion of the vehicle seat to mount the booster seat to the vehicle. The restraint assembly may comprise a five-point or a four-point restraint and may include a lateral support assembly. The restraint assembly may further include a torso support assembly. A method of mounting a portable base to a vehicle seat is provided.