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US Patent 10939758 Refrigerator

Patent 10939758 was granted and assigned to LG on March, 2021 by the United States Patent and Trademark Office.

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Patent abstractTimelineTable: Further ResourcesReferences
Is a
Patent
Patent

Patent attributes

Patent Applicant
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Current Assignee
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
10939758
Patent Inventor Names
Hyunbum Kim17
Date of Patent
March 9, 2021
Patent Application Number
16676165
Date Filed
November 6, 2019
Patent Citations
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US Patent 10598425 Lifting apparatus and refrigerator having the same
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US Patent 10465970 Refrigerator
Patent Citations Received
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US Patent 11415364 Refrigerator
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US Patent 11466929 Refrigerator having drawer
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US Patent 11543174 Refrigerator
7
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US Patent 11573050 Refrigerator
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US Patent 11761702 Refrigerator and control method therefor
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US Patent 11371770 Refrigerator having drawer
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US Patent 11402150 Refrigerator and control method therefor
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US Patent 11466928 Refrigerator
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Patent Primary Examiner
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Daniel J Rohrhoff
Patent abstract

A refrigerator includes a cabinet having a storage space therein, and a drawer slidably movable forward and backward from the storage space. The drawer includes a door, a storage box provided at a rear surface of the door, an elevation plate disposed within the storage box, and an elevation device connected with one side of the elevation plate to vertically elevate the elevation plate. The elevation device includes a driving motor, a first curved rack to rotate by a rotational force generated by the driving motor, the first curved rack being curved at a predetermined curvature and having an outer circumferential surface, a first elevation bar to connect the first curved rack with the elevation plate, a second curved rack being curved at a predetermined curvature and having an outer circumferential surface to engage with the outer circumferential surface of the first curved rack, and a second elevation bar to connect the second curved rack with the elevation plate.

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