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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12226018 B1

PDFFull Text
Date of Patent:
Feb. 18, 2025

Filed:

Nov. 06, 2020

Bed

Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Deukwon Lee, Seoul, KR;

Minkyu Oh, Seoul, KR;

Yongnam Kim, Seoul, KR;

Daewoong Kim, Seoul, KR;

Seongwoo An, Seoul, KR;

Yanghwan No, Seoul, KR;

Hojae Jung, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:

KED & ASSOCIATES

Primary Examiner:

David R Hare

Int. Cl.
CPC ...
A47C 21/04 (2006.01); A47C 20/04 (2006.01); A47C 23/00 (2006.01); A47C 23/043 (2006.01); A47C 23/34 (2006.01); A47C 27/05 (2006.01); A47C 27/06 (2006.01); A47C 27/10 (2006.01); A47C 27/14 (2006.01); A47C 31/00 (2006.01); A47C 31/12 (2006.01); A61G 7/018 (2006.01); D06F 60/00 (2009.01); F24F 8/108 (2021.01);
U.S. Cl.
CPC ...
A47C 21/044 (2013.01); A47C 20/041 (2013.01); A47C 23/002 (2013.01); A47C 23/34 (2013.01); A47C 27/053 (2013.01); A47C 27/064 (2013.01); A47C 27/065 (2013.01); A47C 31/008 (2013.01); A47C 31/12 (2013.01); D06F 60/00 (2013.01); A47C 21/048 (2013.01); A47C 23/043 (2013.01); A47C 27/05 (2013.01); A47C 27/10 (2013.01); A47C 27/14 (2013.01); A47C 31/123 (2013.01); A61B 2562/0247 (2013.01); A61G 7/018 (2013.01); A61G 2203/12 (2013.01); A61G 2203/34 (2013.01); F24F 8/108 (2021.01);
Abstract

A bed according to an embodiment may include a topper, at least one firmness adjuster provided under the topper, and a bedframe configured to have an adjustable position and to support the firmness adjuster. There may be a plurality of firmness adjusters corresponding to a plurality of areas of the bed, and each firmness adjuster may include a plurality of cushions provided in a cushion case and a drive to adjust the firmness of the plurality of cushions. The drive may change a position of a first spring relative to a second spring in each of the cushions to change a perceived firmness by a user lying on top of the topper and the firmness adjusters. A dryer may be provided under the bedframe to keep the cushions and topper dry.

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