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Samsung patents fridge design that tucks temperature sensor into heat sink

Samsung describes a refrigerator that uses a thermoelectric element to cool the interior, which requires a heat sink to dissipate waste heat. The design includes a specific groove in the heat sink base to securely hold a temperature sensor in place.

Why it mattersThis is a minor mechanical improvement for appliance manufacturing that ensures sensors stay attached to cooling components.

In the filing’s own words

A refrigerator includes a storage compartment formed inside a main body, a thermoelectric element configured to cool the storage compartment, a heat sink in contact with the thermoelectric element, the heat sink including a sink base and a plurality of fins protruding from one surface of the sink base, and a temperature sensor configured to measure a temperature of the heat sink, the temperature sensor including a sensor member and a wire. The heat sink includes a sensor receiving groove recessed in the one surface of the sink base, and the sensor member is received in the sensor receiving groove.

What exactly they claim (claim 1)

1. A refrigerator comprising: a main body; a storage compartment formed inside the main body; a thermoelectric element configured to cool the storage compartment; a heat sink in contact with the thermoelectric element, the heat sink comprising: a sink base; and a plurality of fins protruding from one surface of the sink base; a temperature sensor configured to measure a temperature of the heat sink, the temperature sensor comprising: a sensor member; and a wire connected to the sensor member; and a sensor fastening member coupled to the heat sink by penetrating the sensor member to fix the sensor member, wherein the heat sink comprises a sensor receiving groove recessed in the one surface of the sink base, and wherein the sensor member is received in the sensor receiving groove.

Facts

Company
Samsung (SAMSUNG ELECTRONICS CO., LTD.)
Official title
REFRIGERATOR
Publication number
US20260276261A1
Application number
19671725
Filed
May 8, 2026
Published
Sep 17, 2026
Inventors
5
Claims
20

Classified under

F25B 21/02 Mechanical engineeringF25B 2321/025 Mechanical engineeringF25B 2700/21 Mechanical engineering

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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.