Locking device for an oven door

Details Locking device for an oven door Locking device for an oven door

1988-07-28

1990-08-28

Kratz, Peter

Distillation: apparatus

Apparatus

Elements

202242, 202269, C10B 2506, C10B 2516

Patent

active

049522841

ABSTRACT:
A locking device is for an oven door of an oven which extends horizontally and includes an interior defined by interior walls and a door opening which is surrounded by a door frame. The door frame includes an external sealing surface. The oven door includes a sealing unit having peripheral edge portions for overlying and making sealing contact with the sealing surface of the door frame. The locking device includes a support frame which generally surrounds the sealing unit to overlie the peripheral edge portions thereof. There are included devices for anchoring the support frame to the door frame with the peripheral edge portions disposed therebetween. Contact pressure elements are disposed about the support frame in alignment with the peripheral edge portions. Apparatus is included for causing the contact pressure elements to produce a sealing force on the peripheral edge portions to produce the sealing contact with the sealing surface of the door frame.

REFERENCES:
patent: 2207562 (1940-07-01), Ackeren
patent: 4028193 (1977-06-01), Nagoyoshi
patent: 4217177 (1980-08-01), Gerding et al.
patent: 4290372 (1981-09-01), Sato
patent: 4337122 (1982-06-01), Kurihara
patent: 4440600 (1984-04-01), Cantovespie

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