Projectors, more particularly motor vehicle headlights

Claim 1

AN ENCLOSED SELF-CONTAINED HEADLIGHT ADAPTED FOR USE IN AN AUTOMOBILE, SAID HEADLIGHT COMPRISING AN OUTER REFLECTOR CONSTITUTING A HOUSING FOR SAID HEADLIGHT, SAID OUTER REFLECTOR INCLUDING A SEGMENT HAVING THE SHAPE OF PARABOLOID OF REVOLUTION, SAID SEGMENT OF SAID REFLECTOR HAVING A FOCUS, A SOURCE OF LIGHT LOCATED AT SAID FOCUS WHEREBY ANY LIGHT REACHING SAID SEGMENT OF SAID REFLECTOR WILL BE REFLECTED THEREFROM, SAID HOUSING DEFINING A SUBSTANTIALLY RECTANGULAR OPENING THROUGH WHICH BOTH REFLECTED FLIGHT FROM SAID REFLECTOR AND DIRECT LIGHT FROM SAID SOURCE MAY PASS, A PAIR OF INNER REFLECTORS SUPPORTED FROM THE OUTER REFLECTOR AND DIAMETRICALLY LOCATED WITH RESPECT TO SAID LIGHT SOURCE, SAID INNER REFLECTORS CONSTITUTING TWO SEGMENTS OF A PARABOLOID OF REVOLUTION HAVING A FOCUS COINCIDENT WITH THE LIGHT SOURCE AND WITH THE FOCUS OF THE FIRST MENTIONED SEGMENT OF THE OUTER REFLECTOR, SAID INNER REFLECTORS BEING OPERATIVELY POSITION WITHIN THE OUTER REFLECTOR TO DEFINE AN OPENING THROUGH WHICH LIGHT FROM THE SOURCE WILL PASS TO THE PARABOLOID SEGMENT OF THE OUTER REFLECTOR, SAID SEGMENT OF SAID OUTER REFLECTOR HAVING A SURFACE EXTENT SUFFICIENT TO RECEIVE ALL OF THE LIGHT WHICH PASSES THE INNER REFLECTORS FOR REFLECTING THE RECEIVED LIGHT FORWARDLY THROUGH THE OPENING IN THE OUTER REFLECTOR, THE INNER REFLECTORS BEING CLOSELY POSITIONED TO THE SOURCE OF LIGHT TO COLLECT, TO A MAXIMUM, LIGHT EMITTED FROM SAID LIGHT SOURCE TO PROVIDE EFFICIENT CLOSE-UP ILLUMINATION FOR SAID HEADLIGHT, SAID SEGMENT OF SAID OUTER REFLECTOR HAVING A RELATIVELY LARGE APPARENT AREA COMPARED TO THE INNER REFLECTORS FOR PROVIDING WIDE RANGE PROJECTION OF REFLECTED LIGHT CONCURRENTLY WITH THE LIGHT REFLECTED BY THE INNER REFLECTORS, SAID HEADLIGHT FURTHER COMPRISING A SECOND LIGHT SOURCE, THE INNER REFLECTORS BEING AN UPPER REFLECTOR AND A LOWER REFLECTOR, MEANS FOR ILLUMINATING ONLY THE UPPER REFLECTOR WITH THE SECOND LIGHT SOURCE, SAID UPPER REFLECTOR BEING SUPPORTED FROM THE OUTER REFLECTOR TO PROJECT A BEAM OF REFLECTED LIGHT THROUGH THE OPENING WHICH IS FREE FROM DARK PATCHES AND LIGHT PEAKS.