Patent ID: 7740892
Filing Date: 2010-06-22
Classification: A23N

Abstract:
1. A method for roasting coffee beans using a coffee bean roaster having: an oven including a ceramic heating plate housed in a casing with a gate provided on a side of the oven, a burner provided inside the oven to execute combustion of gas, and a temperature control unit to control a temperature of the oven; and a rotary sliding unit to enter the gate so as to slide into the oven, the rotary sliding unit roasting the coffee beans while rolling the coffee beans and spacing the coffee beans from both the ceramic heating plate and the burner, the method comprising: heating the ceramic heating plate; entering the rotary sliding unit containing the coffee beans into the oven through the gate so as to place the rotary sliding unit in the oven at a position spaced apart from both the ceramic heating plate and the burner; roasting the coffee beans by far-infrared radiant heat emitted from the ceramic heating plate while rotating the rotary sliding unit; and reburning combustion gases, generated from the roasting of the coffee beans, by the burner.