Pass-through cleaning apparatus

Claim 1

A PASS-THROUGH CLEANING SYSTEM COMPRISING A BOOTH OPEN AT ONE SIDE, SAID BOOTH HAVING TWO SPACED END WALLS, A TOP WALL, AND A REAR WALL OPPOSITE THE OPEN SIDE; A PARTITION WITHIN THE BOOTH CONNECTED TO THE TOP WALL AND END WALLS HAVING DIMENSIONS CONGRUENT WITH THE REAR WALL AND BEING SPACED FORWARDLY THEREOF BUT REARWARDLY OF THE OPEN SIDE; A WORK BENCH WITHIN THE BOOTH HAVING A SUBSTANTIALLY HORIZONTAL TABLE MEMBER IN ELEVATED POSITION ENGAGING EACH OF SAID PARTITION AND END WALLS AND EXTENDING FORWARDLY OF THE PARTITION A DISTANCE SHORT OF THE OPEN SIDE, THE REARWARD EDGE PORTION OF THE TABLE MEMBER ENGAGING THE ENTIRE LENGTH OF THE PARTITION AND THE SIDE EDGE PORTIONS OF THE TABLE MEMBER ENGAGING THE END WALLS FROM THE JUNCTURE OF THE END WALLS WITH THE PARTITION ALONG A LENGTH OF THE END WALLS IN THE DIRECTION OF FORWARD EXTENSION OF THE TABLE MEMBER; THE AREA OF THE PARTITION ABOVE THE TABLE MEMBER BEING SUBSTANTIALLY ENTIRELY COMPOSED OF AN FILTERING SURFACE AND CONSTITUTING AN AIR OUTLET FROM THE SPACE BETWEEN THE REAR WALL AND THE PARTIITON AND THE AREA OF THE PARITITION BELOW THE TABLE MEMBER HAVING AN AIR FILTERING SURFACE CONSTITUTING AN AIR INLET TO THE SPACE BETWEEN THE REAR WALL AND THE PARTITION; AN