Patent ID: 9674900
Date: 2017-06-06
CPC Classifications: A47J,G07F,H05B

Claim:
1. An induction heating apparatus, comprising: a can holder configured to hold a resealable metal beverage can having a cylindrical can trunk in which a bottom thereof is closed, a neck portion formed above the cylindrical can trunk, a thread formed on the neck portion, and a cap screwed onto the neck portion to close the can; a heating coil disposed around the can holder and configured to inductively heat the metal beverage can held in the can holder; and a thermometer configured to measure a surface temperature of the cap of the metal beverage can held in the can holder; a rotating mechanism configured to rotate the metal beverage can held in the can holder around a center axis of the can holder; and a controller configured to stop a rotation of the rotating mechanism and a heating of the metal beverage can by the heating coil when the surface temperature of the cap measured by the thermometer reaches a predetermined temperature level, wherein the can holder is configured to hold the metal beverage can to expose the cap of the metal beverage can inserted on an axially upper side, and wherein the can holder is inclined to incline a center axis of the metal beverage can is with respect to a vertical direction, wherein the controller is further configured to control the rotating mechanism to rotate the metal beverage can being heated by the heating coil for a second in a forward direction and then rotate for another second in a reverse direction that is opposite the forward direction, and switch a rotation direction of the metal beverage can until the surface temperature of the cap of the metal beverage can reaches the preset temperature level.