(<= (Has-Parameter-Slot $X Counterweight_Buffer_Stroke)
(Counterweight_Buffer_Model $X))
(<= (Has-Parameter-Slot $X Counterweight_Buffer_Load_Minimum)
(Counterweight_Buffer_Model $X))
(<= (Has-Parameter-Slot $X Counterweight_Buffer_Load_Maximum)
(Counterweight_Buffer_Model $X))
(<= (Has-Parameter-Slot $X Counterweight_Buffer_Height)
(Counterweight_Buffer_Model $X))
(Inherited-Facet-Value Slot-Value-Type
Elevator
Elevator.Counterwtbuffer
Counterweight_Buffer_Model)
(=> (Elevator.Counterwtbuffer $X $Y) (Counterweight_Buffer_Model $Y))