Constraint COUNTERWEIGHT_GUARD_REQUIRED_C2

• Defined in theory: Vt-domain
• Source code: vt-domain.lisp

Slots on this constraint:

Instance-Of: Constraint

Constraint-On: Elevator

Constraint.Expression:

'(=> (= (Compensation_Cable_Quantity ?X) 0)
     (= (Model-Id (Elevator.Counterwtguard ?X))
        Counterweight_Guard_Thickness_M02))

Other Related Axioms:

(<= (Has-Constraint $X Counterweight_Guard_Required_C2)
    (Elevator $X))

(Inherited-Slot-Value Elevator
                      Has-Constraint
                      Counterweight_Guard_Required_C2)

(Used-In-Constraint Model-Id Counterweight_Guard_Required_C2)

(Used-In-Constraint Compensation_Cable_Quantity
                    Counterweight_Guard_Required_C2)

Notes:

• Formerly-Named: no_guard_needed_cst
• Source: The Yost document, under " COUNTERWEIGHT_GUARD_REQUIRED "

• Modification-By: Guus Schreiber: ;; BUG: missing constraint ;; There needs to be a constraint which is complementary to ;; COUNTERWEIGHT_GUARD_REQUIRED_C ;; to describe the case where no guard is required

• See-Also: counterweight_guard_required_c