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Samsung patents oven that shuts off heat when the door opens

Patent drawing
Patent drawing from the official filing.

This filing describes a cooking appliance with a built-in safety system that monitors the door status. It uses a sensor to detect when the door latch moves, which signals to the controller to immediately stop the heating element if the door is opened.

Why it mattersIt adds a specific mechanical and electronic safeguard to prevent overheating or burns if a user opens the oven door while it is running.

In the filing’s own words

A cooking apparatus is disclosed. The cooking apparatus includes: a main body forming a cooking room; a door configured to open and close the cooking room; a door latch movably installed in the door; a sensor configured to contact the door latch; a controller electrically connected with the sensor; a heating source electrically connected with the controller; and a door lock including an interfering portion configured to interfere with opening of the door and a deformable portion configured to elastically support the interfering portion such that the interfering portion is movable, and in response to the contact of the door latch with the sensor ending by opening the door, the controller may control the heating source to stop operating.

What exactly they claim (claim 1)

1. A cooking apparatus comprising: a main body defining a cooking room; a door configured to open and close the cooking room; a door latch movably installed in the door; a sensor configured to contact the door latch; a controller electrically connected with the sensor; a heating source electrically connected with the controller; and a door lock including an interfering portion configured to interfere with a front surface of the door when opening the door and a deformable portion configured to elastically support the interfering portion such that the interfering portion is movable, wherein the door comprises a catching protrusion protruding to interfere with the door lock, and wherein in response to the contact of the door latch with the sensor ending by opening the door, the controller is configured to control the heating source to stop operating.

Facts

Company
Samsung (SAMSUNG ELECTRONICS CO., LTD.)
Official title
Cooking apparatus
Patent number
US12760908B2
Application number
18160078
Filed
Jan 26, 2023
Granted
Oct 13, 2026
Inventors
4
Claims
19

Classified under

F24C 15/022 Mechanical engineeringH05B 6/6417 Electricity & electronics

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.