Privacy fence

Claim 1

A BOARD TYPE PRIVACY FENCE ARRANGEMENT, COMPRISING AT LEAST A PAIR OF SPACED LINE POSTS EACH OF CHANNEL SHAPE CROSS-SECTION AT LEAST ALONG ONE SIDE THEREOF, WITH RE-ENTRANT FLANGES EXTENDING FROM EACH LEG OF EACH OF SAID CHANNEL SHAPE CROSS-SECTION, A PAIR OF VERTICALLY SPACED MEANS SECURED ACROSS CORRESPONDING PAIRS OF SAID RE-ENTRANT FLANGES OF EACH SAID POST, EACH SAID MEANS HAVING OUTWARDLY AND UPWARDLY EXTENDING SPACED HOOK ELEMENTS, A PAIR OF HORIZONTALLY ARRANGED PARALLEL SPACED CHANNEL SHAPED RAIL MEMBERS EXTENDING BETWEEN ADJACENT POSTS, EACH SAID RAIL MEMBER HAVING SLOTS PROVIDED IN ITS ENDS CORRESPONDING IN NUMBER TO SAID SPACED HOOK ELEMENTS OF EACH VERTICALLY SPACED MEANS FOR ENGAGEMENT THEREBY, THE UPPER OF SAID CHANNEL SHAPED RAIL MEMBERS HAVING SUBSTANTIALLY ALONG ITS ENTIRE LENGTH LONGITUDINALLY EXTENDING SLOTS IN STAGGERED AND OVERLAPPING RELATIONSHIP, A BOTTOM BOARD CHANNEL HAVING ITS FLANGES DIRECTED DOWNWARDLY AND INTERFITTING WITH THE LOWER OF SAID CHANNEL SHAPED RAIL MEMBERS AND HAVING SLOTS IN REGISTER WITH SAID SLOTS IN SAID UPPER CHANNEL SHAPED RAIL MEMBER, VERTICALLY EXTENDING MEMBERS POSITIONED BETWEEN SAID RAIL MEMBERS, WITH THE LOWER ENDS OF SAID VERTICALLY EXTENDING MEMBERS BEING RECEIVED BY SAID SLOTS IN SAID BOTTOM BOARD CHANNEL AND IN ENGAGEMENT WITH SAID LOWER OF SAID CHANNEL SHAPED RAIL MEMBERS BEING RECEIVED BY CORRESPONDING SLOTS IN SAID UPPER OF SAID CHANNEL SHAPED RAIL MEMBERS SO AS TO BE LOCKED IN POSITION BETWEEN SAID PAIR OF CHANNEL SHAPED RAIL MEMBERS, WHEREBY SAID VERTICALLY EXTENDING MEMBERS FORM A BARRIER PROVIDING SUBSTANTIAL PRIVACY, AND A CHANNEL SHAPED TOP RAIL MOUNTED ALONG THE UPPER OF SAID CHANNEL SHAPED RAIL MEMBERS TO COVER THE UPPER ENDS OF SAID VERTICALLY EXTENDING MEMBERS.