Dip tank for toxic fluids

Claim 1

A SAFETY CABINET FOR DEGREASING ARTICLES WHERE TOXIC FLUID IS EMPLOYED AS A CLEANING AGENT, SAID CABINET COMPRISING A BACK WALL, A FRONT WALL, SIDE WALLS AND A TOP WALL, A FRAME FOR SUPPORTING SAID WALLS, SAID TOP WALL COMPRISING NON-CORROSIVE TRANSPARENT MATERIAL AND FORMED TO SLOPE DOWNWARDLY FROM REAR TO FRONT, A MAIN TANK LOCATED WITHIN SAID CABINET AND SUPPORTED BY SAID FRAME IN SUCH MANNER AS TO PROVIDE A CLOSED SPACE WITHIN SAID CABINET ABOVE SAID TANK, A HORIZONTALLY HINGED DOOR ON SAID FRONT WALL FOR INSERTION AND REMOVAL OF ARTICLES TO BE CLEANED, A FLOOR IN SAID MAIN TANK, SAID FLOOR BEING PROVIDED WITH AN OUTLET OPENING, MEANS PROVIDING A CLOSABLE DRAIN SECURED IN SAID OPENING, A RECEIVING TRAY POSITIONED WITHIN SAID MAIN TANK, A PERFORATED FLOOR IN SAID TRAY SPACED FROM THE FLOOR OF SAID MAIN TANK, AN ASPIRATOR TUBE ENTERING SAID CABINET THROUGH A REAR WALL THEREOF, SAID TUBE BEING PROVIDED WITH A MOUTH OPENING DIRECTED DOWNWARDLY AND LOCATED ABOVE SAID MAIN TANK TO RECEIVE FUMES EMANATING FROM SAID TANK, A VERTICAL SECTION ON SAID ASPIRATOR TUBE LOCATED REARWARDLY AND OUTSIDE OF SAID TANK, A PIPE CONNECTED TO AN AIR PRESSURE SOURCE, SAID PIPE ENTERING SAID TUBE AT A POINT OUTSIDE SAID MAIN TANK, SAID PIPE EXTENDING UPWARDLY WITHIN SAID TUBE A DISTANCE EQUALING A PORTION ONLY OF THE HEIGHT THEREOF THEREBY PROVIDING ASPIRATOR ACTION FOR WITHDRAWING TOXIC FUMES FROM SAID MAIN TANK UPWARDLY THROUGH SAID TUBE.