High frequency heating apparatus having sealable and detachable

Details High frequency heating apparatus having sealable and detachable High frequency heating apparatus having sealable and detachable

1989-07-17

1990-09-04

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

219 1055D, 219 1055F, H05B 676

Patent

active

049546805

ABSTRACT:
A housing includes a heating chamber having an opening at one end, a door for exposing/closing the opening of the heating chamber, and a portion for supplying a heating high frequency output from a bottom portion of the heating chamber to the inside thereof. A mounting rack partitions the bottom portion of the heating chamber from an upper portion thereof, and supports an object to be heated. The mounting rack has engaging portions engaged with a lower edge of the opening of the heating chamber, by which the mounting rack can pivot about the engaging portions and be detached from the lower edge, and also has recesses respectively formed on lower surfaces of the edges opposite to wall surfaces, except for the opening. A sealing member seals gaps between the wall surfaces of the heating chamber, except for the opening, and the opposite edge of the mounting rack, and has a projection fitted in a corresponding one of the recesses of the mounting rack, a base portion formed integral with the projection and brought into tight contact with each opposite edge of the mounting rack, and a tongue formed integral with the base poriton and urged against a corresponding one of the wall surfaces of the heating chamber, except for the opening.

REFERENCES:
patent: 4316069 (1982-02-01), Fitzmayer
patent: 4351998 (1982-09-01), Keppel et al.
patent: 4568811 (1986-02-01), Yoshimura et al.
patent: 4691088 (1987-09-01), Gke

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