Sighting device

Claim 1

A SIGHTING DEVICE COMPRISING A SLIDE BAR HAVING A PLURALITY OF NOTCHES PROVIDED ALONG AT LEAST ONE EDGE THEREOF, MEANS PROVIDING FOR UNIVERSAL MOUNTING OF THE BAR ON A DEVICE TO BE SIGHTED, MEANS PROVIDING FOR LATERAL ANGULAR ADJUSTMENT OF THE BAR RELATIVE TO THE DEVICE TO BE SIGHTED, A SIGHT BODY SLIDABLY DISPOSED ON THE SLIDE BAR AND COMPRISING A HOUSING HAVING A RECESS EXTENDING THERETHROUGH FOR SLIDABLY RECEIVING THE SLIDE BAR THEREIN, A SPRING URGED PIVOTAL LEVER CARRIED BY THE HOUSING, FIRST ADJUSTMENT MEANS JOURNALLED ON THE LEVER AND HAVING A SPIRAL GROOVE THEREON OF A CONFIGURATION COMPLEMENTARY TO THE NOTCHES ON THE SLIDE BAR, SAID PIVOTAL LEVER URGING SAID FIRST ADJUSTMENT MEANS IN A DIRECTION TOWARD THE BAR WHEREBY THE SPIRAL GROOVE IS IN NORMAL ENGAGEMENT WITH THE NOTCHES, A SIGHTING ELEMENT DISPOSED WITHIN THE HOUSING AND LATERALLY MOVABLE WITH RESPECT TO THE MOVEMENT OF THE SIGHT BODY ALONG THE SIGHT BAR, SECOND ADJUSTMENT MEANS CARRIED BY THE SIGHTING ELEMENT TO PROVIDE FOR LATERAL ADJUSTMENT THEREOF, STABILIZING MEANS DISPOSED WITHIN THE HOUSING FOR STABILIZING THE MOVEMENT OF THE SIGHTING ELEMENT, REFERENCE INDICIA PROVIDED ON THE SLIDE BAR AND FIRST AND SECOND ADJUSTMENT MEANS WHEREBY A PERMANENT REFERENCE NUMBER IS OBTAINED FOR EACH POSITION OF THE SIGHT BODY AND SIGHTING ELEMENT WHEREBY THE REFERENCE NUMBERS MAY BE RECORDED TO INCREASE THE ACCURACY OF RESETTING THE SIGHT BODY AND SIGHTING ELEMENT TO SUBSTANTIALLY ANY PREVIOUS POSITION.