Method of mechanical addition

Claim 1

AN INDICATING DEVICE OF THE TYPE USED IN A SIGNAL ATTENUATING MECHANISM HAVING A PLURALITY OF MOVABLE ACTUATORS TO SELECTIVELY SWITCH ATTENUATING SECTIONS INTO AND OUT OF A SIGNAL PATH, COMPRISING: LATERALLY FLEXIBLE MOTION TRANSMISSION MEANS, SAID MEANS HAVING A LENGTHWISE MOVABLE PORTION WHICH MAINTAINS A SUBSTANTIALLY CONSTANT LENGTH, LENGTHWISE MOVEMENT OF SAID PORTION BEING CAUSED BY LATERAL FLEXING OF SAID MOTION TRANSMISSION MEANS; INDICATING MEANS INCLUDING A FIXED MEMBER AND A RELATIVELY MOVABLE MEMBER, SAID RELATIVELY MOVABLE MEMBER ENGAGING SAID LENGTHWISE MOVABLE PORTION OF SAID MOTION TRANSMISSION MEANS AND CONSTRAINED TO PARTAKE OF ALL LENGTHWISE MOVEMENT THEREOF; A PLURALITY OF MOVABLE ACTUATORS MOUNTED FOR RECIPROCAL MOTION BETWEEN A FIRST POSITION AND A SECOND POSITION; MEANS FOR RELEASABLY SECURING EACH SAID MOVABLE ACTUATOR IN SAID SECOND POSITION; SWITCH MEANS ON EACH SAID ACTUATOR WHEREBY WHEN SAID ACTUATOR IS IN SAID SECOND POSITION AN ATTENUATION SECTION IS SWITCHED INTO A SIGNAL PATH AND WHEREBY WHEN SAID ACTUATOR IS IN SAID FIRST POSITION SAID ATTENUATION SECTION IS SWITCHED OUT OF SAID SIGNAL PATH; MEANS CONNECTED WITH EACH SAID ACTUATOR TO ENGAGE SAID MOTION TRANSMISSION MEANS AND MAINTAIN THE SAME LATERALLY FLEXED WHENEVER SAID SWITCH IS IN SAID SECOND POSITION; AND COOPERABLE INDICATING MEANS ON SAID MEMBERS SO POSITIONED TO GIVE AN INDICATION DETERMINED BY THE NUMBER OF MOVABLE ACTUATORS IN SAID SECOND POSITION.