Signaling arrangement for a rural mailbox

Claim 1

A SIGNALING ARRANGEMENT FOR USE WITH A RURAL MAILBOX, SAID ARRANGEMENT COMPRISING: (A) SIGNAL ARM MEANS ADAPTED TO BE PIVOTALLY MOUNTED TO A SIDE OF SAID MAILBOX EXTERIORLY THERETO; (B) LATCH MEANS ADAPTED TO ACT BETWEEN SAID SIGNAL ARM MEANS AND THE DOOR OF SAID MAILBOX SELECTIVELY TO HOLD SAID ARM MEANS IN HORIZONTAL ORIENTATION WHEN SAID DOOR IS CLOSED AND AUTOMATICALLY TO RELEASE SAID ARM MEANS UPON OPENING OF SAID DOOR; (C) WEIGHT MEANS GRAVITATIONALLY ACTING ON SAID ARM MEANS TO BIAS SAID ARM MEANS INTO VERTICAL ORIENTATION, INCLUDING A FIRST MASS SWINGABLY MOUNTED TO SAID SIGNAL ARM MEANS AT A POINT INTERMEDIATE THE PIVOT THEREOF AND SAID LATCH MEANS, THE CENTER OF SAID MASS BEING SPACED APART FROM SAID POINT, SAID WEIGHT MEANS FURTHER INCLUDING A SECOND MASS RIGIDLY MOUNTED TO SAID SIGNAL ARM MEANS, THE CENTER OF SAID SECOND MASS BEING SPACED VERTICALLY ABOVE SAID PIVOT WHEN SAID ARM MEANS IS DISPOSED IN HORIZONTAL ORIENTATION.