Display panel having stationary and movable polarizing elements

Claim 1

APPARATUS FOR PRESENTING A VISUAL DISPLAY OF ELECTRICALLY REPRESENTED INFORMATION, COMPRISING A SOURCE OF LIGHT, A PLURALITY OF LIGHT SWITCHES DISPOSED ADJACENT SAID SOURCE, EACH LIGHT SWITCH BEING CAPABLE OF DEFINING A LIGHT TRANSMITTING AND NOT TRANSMITTING STATE, EACH LIGHT SWITCH INCLUDING A FIRST AND A SECOND ELEMENT OF OPTICALLY POLARIZING MATERIAL SPACED OPPOSITE EACH OTHER, AND MEANS FOR CONTROLLING SAID SWITCHES IN RESPONSE TO SAID ELECTRICALLY REPRESENTED INFORMATION TO PERMIT LIGHT FROM SAID SOURCE TO BE TRANSMITTED THROUGH SELECTED ONES OF SAID SWITCHES TO THEREBY FORM A DISPLAY, EACH MEANS FOR CONTROLLING A LIGHT SWITCH INCLUDING A MEMBER OF MAGNETIZABLE MATERIAL, MEANS FOR SELECTIVELY ESTABLISHING FIRST AND SECONG MAGNETIC STATES IN SAID MEMBER, FIRST AND SECOND PERMANENT MAGNETS SECURED TO SAID FIRST ELEMENT OF OPTICALLY POLARIZING MATERIAL, AND MEANS PIVOTALLY MOUNTING SAID FIRST AND SECOND PERMANENT MAGNETS ADJACENT TO SAID MAGNETIZABLE MEMBER WHEREBY THE ESTABLISMENT OF SAID FIRST MAGNETIC STATE IN SAID MAGNETIZABLE MEMBER ATTRACTS SAID FIRST PERMANENT MAGNET THERETO, THEREBY PIVOTING SAID FIRST ELEMENT TO A FIRST ROTATIONAL POSITION AND THE ESTABLISHMENT OF SAID SECOND MAGNETIC STATE IN SAID MEMBER ATTRACTS SAID SECOND PERMANENT MAGNET THERETO, THEREBY PIVOTING SAID FIRST ELEMENT TO A SECOND ROTATIONAL POSITION.