Patent ID: 8210127

Claim:
A pet restriction device, comprising: an entry panel; at least one door located on the entry panel and comprising a door axis; and a locking device, comprising: a handle coupled to the at least one door and located on the opposite side from the door axis; two bars, wherein one end of each of the two bars is coupled to the handle, wherein the other end of each of the two bars comprises a hook and is coupled to a different horizontal member of the at least one door, and wherein the other end of each of the two bars is coupled to the corresponding different horizontal member of the at least one door via the hook which enables each of the two bars to slide laterally along the corresponding different horizontal member of the at least one door; two receivers coupled to the entry panel, wherein each of the two receivers receives one of the two bars; and a spring coupled to the handle and a member of the at least one door, wherein the spring causes the handle to be constantly pulled toward the door axis.