Function control unit with timer for microwave oven

Details Function control unit with timer for microwave oven Function control unit with timer for microwave oven

1990-05-22

1992-07-28

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

219 1055E, 200 38FA, 99325, H05B 668

Patent

active

051342626

ABSTRACT:
A defrosting unit with a timer, wherein the unit includes a round drum shaped wheel 5 for cooking function, a lobed wheel 6 for defrosting having a peripheral shape so as to produce periodic on/off contacts in cycles with a switch 8, both wheels being mounted on the shaft 2 of the timer 1 and on the shaft 4 of the knob 7, a joint 3 joining the knob shaft with the timer shaft in such a way as to move the shafts in a back and forth movement for a distance (S) of stroke, and the sensitive switch 8 operating on/off in association with the wheels moved with shafts.

REFERENCES:
patent: 4100381 (1978-07-01), Marquis
patent: 4177370 (1979-12-01), Otani
patent: 4242547 (1980-12-01), Hashimoto
patent: 4255627 (1981-03-01), Marquis
patent: 4600826 (1986-07-01), Ishimura
patent: 4675478 (1987-06-01), Song
patent: 4678930 (1987-07-01), Mahon

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