Pension Fund,: termination of membership: s14(1) Pension Funds Act 24 of 1956: transfer of benefits to new pension fund approved by Registrar: employee retrenched before approval: approval retrospective to date when membership of former fund terminated: no vested right to claim enhanced pension benefits as a result of retrenchment in terms of rules of former fund: right ceased on termination of membership of former fund: no enforceable right effected by retrospective operation of approval