Patent ID: 9144116
Filing Date: 2015-09-22
Classification: H05B,Y02B

Abstract:
1. An induction heating device comprising: at least two induction coils each being one of a flat or a planar design and having at least one peripheral coil turn comprising coil wire, wherein one of an outer contour of each of said at least two induction coils or an outermost portion of said at least one peripheral coil turn being approximately trapezoidal in shape having two long sides of equal length which are situated opposite one another, and having two short sides of differing length being situated between said two long sides of equal length and being curved slightly outwards, wherein either length of said two long sides of equal length being greater than either length of said two short sides of differing length, wherein said two induction coils being arranged in close alignment with one of the two long sides of equal length of one of the two induction coils in parallel with one of the two long sides of equal length of the other of the two induction coils, wherein said two short sides of differing length of said two induction coils are situated opposite one another such that a shorter side of said two short sides of one of said two induction coils being situated proximate a longer side of said two short sides of the other of said two induction coils, and wherein said two induction coils are arranged offset with respect to one another being displaced a non-zero distance with respect to a shorter side of said two short sides of one of said two induction coils and the oppositely situated longer side of said two short sides of the other of said two induction coils.