Coffee cooling structure

Claim 1

IN A STRUCTURE FOR COOLING VARYING SIZED BATCHES OF GRANULAR MATERIALS AND THE LIKE, A MATERIAL RECEIVING COOLING CHAMBER HAVING A BOTTOM FORMED AND ADAPTED TO SUPPORT, IN A POSITION OF REST, A SUBSTANTIAL BODY OF THE PARTICLES TO BE COOLED, SAID CHAMBER HAVING GENERALLY PARALLEL, GENERALLY UPRIGHT AIR PERVIOUS SIDE WALLS SEPARATED BY A DISTANCE SUBSTANTIALLY LESS THAN THE LENGTH AND WIDTH OF SAID WALLS, WHEREBY A SPACE IS PROVIDED IN SAID COOLING CHAMBER FOR A RELATIVELY THIN, GENERALLY VERTICAL MASS OF PARTICLES TO BE COOLED, A CONVEYOR EXTENDING ALONG AN UPPER EDGE OF THE COOLING CHAMBER DEFINED BETWEEN SAID UPRIGHT WALLS, MEANS FOR DELIVERING PARTICLES TO BE COOLED TO ONE END OF SAID CONVEYOR, MEANS ACTUATING SAID CONVEYOR AND FOR THEREBY CONVEYING THE MATERIAL ABOVE THE SPACE BETWEEN SAID AIR PERVIOUS WALLS, SAID CONVEYOR BEING ANGLED UPWARDLY AT AN ANGLE APPROXIMATING THE ANGLE OF REPOSE OF THE MATERIAL TO BE COOLED TO DISCHARGE THE PARTICLES SUBSTANTIALLY THROUGHOUT ITS PATH, THEREBY TO FILL FIRST THE PARTS OF THE COOLING CHAMBER NEAREST THE PARTICLE RE-