Dual push-pull heating device of induction cooker having multipl

Details Dual push-pull heating device of induction cooker having multipl Dual push-pull heating device of induction cooker having multipl

1992-07-15

1994-10-11

Reynolds, Bruce A.

Electric heating

Inductive heating

With power supply system

219662, 363 97, 363133, H05B 604

Patent

active

053549716

ABSTRACT:
A dual push-pull heating device of induction cooker having multiple burners is provided with a microprocessor controlling a logic amplifying drive circuit outputting a high-frequency pulse signal, so as to drive alternately at least a power element or power transistor having two parallel electromagnetic induction coils arranged at an end thereof in such a manner that a common end of said induction coils is connected with a common connection point of a relay whose normal close point is connected with a non-common end of one of the induction coils and whose normal open point is connected with a non-common end of another one of the induction coils.

REFERENCES:
patent: 4549056 (1985-10-01), Okatsuka et al.
patent: 4749836 (1988-06-01), Matsuo et al.
patent: 4820891 (1989-04-01), Tanaka et al.
patent: 5079399 (1992-01-01), Itoh et al.

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