Arrangement for removably securing panels in a wall construction

Claim 1

IN A WALL CONSTRUCTION FORMED BY A PLURALITY OF SPACED SUBSTANTIALLY RECTANGULAR BARS AND PANELS FITTED BETWEEN SAID BARS, IN COMBINATION, A FIRST ABUTMENT MEMBER FOR EACH BAR ABUTTING WITH A CENTRAL PORTION THEREOF AGAINST ONE EDGE PORTION OF THE RESPECTIVE BAR AND EXTENDING WITH LATERAL PORTIONS THEREOF BEYOND OPPOSITE SIDES OF SAID BAR; A SECOND ABUTMENT MEMBER FOR EACH BAR AND EXTENDING SPACED FROM AND TRANSVERSE TO THE OTHER EDGE PORTION OF SAID BARS; A PAIR OF TIE MEANS FOR EACH BAR AND RESPECTIVELY EXTENDING ON OPPOSITE SIDES THEREOF AND EACH CONNECTED AT OPPOSITE ENDS THEREOF TO THE FIRST AND SECOND ABUTMENT MEMBER; FIRST ADJUSTABLE PRESSURE MEANS CONNECTED TO SAID SECOND ABUTMENT MEMBER AND ENGAGING SAID OTHER EDGE PORTION OF THE RESPECTIVE BAR FOR MOVING SAID SECOND ABUTMENT MEMBER AWAY FROM SAID FIRST ABUTMENT MEMBER TO STRESS SAID TIE MEANS AND HOLD THEREBY SAID FIRST ABUTMENT MEMBER TIGHTLY AGAINST SAID ONE EDGE PORTION OF THE RESPECTIVE BAR; SUBSTANTIALLY U-SHAPED HOLDING MEANS EXTENDING ABOUT SAID SECOND ABUTMENT MEMBER AND SAID TIE MEANS AND HAVING A PAIR OF FREE END PORTIONS ARRANGED RESPECTIVELY OPPOSITE AND SPACED FROM SAID LATERAL PORTIONS OF SAID FIRST ABUTMENT MEMBER; AND SECOND ADJUSTABLE PRESSURE MEANS OPERATIVELY CONNECTED TO SAID SECOND ABUTMENT MEMBER AND SAID HOLDING MEANS FOR PRESSING SAID FREE-ENDS OF THE LATTER TOWARD SAID LATERAL PORTIONS OF SAID FIRST ABUTMENT MEMBER SO THAT PANELS LOCATED BETWEEN SAID BARS AND HAVING EACH AN EDGE PORTION BETWEEN SAID FREE ENDS OF SAID HOLDING MEANS AND SAID LATERAL PORTIONS OF SAID FIRST ABUTMENT MEMBER MAY BE SECURELY CLAMPED BETWEEN THE SAME AND THUS BE SECURELY FASTENED TO SAID BARS.