US Patent 7347745 Three position electrical connector assembly

A housing is provided for use in an electrical connector assembly. The housing includes a body having at least one axial passageway for receiving an electrical connector. A position assurance device extends into at least one axial passageway and is configured to engage a shoulder of the electrical connector to restrict axial movement thereof. A secondary position assurance device is received in the body engaging a shoulder of the electrical connector to restrict axial movement thereof.