KR20120063316A - Device of opening and shutting double door for refrigerator - Google Patents

Device of opening and shutting double door for refrigerator Download PDF

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Publication number
KR20120063316A
KR20120063316A KR1020100124435A KR20100124435A KR20120063316A KR 20120063316 A KR20120063316 A KR 20120063316A KR 1020100124435 A KR1020100124435 A KR 1020100124435A KR 20100124435 A KR20100124435 A KR 20100124435A KR 20120063316 A KR20120063316 A KR 20120063316A
Authority
KR
South Korea
Prior art keywords
door
refrigerator
opening
space
switch
Prior art date
Application number
KR1020100124435A
Other languages
Korean (ko)
Other versions
KR101768699B1 (en
Inventor
김대환
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020100124435A priority Critical patent/KR101768699B1/en
Publication of KR20120063316A publication Critical patent/KR20120063316A/en
Application granted granted Critical
Publication of KR101768699B1 publication Critical patent/KR101768699B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/025—Secondary closures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/964—Piezoelectric touch switches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/023—Door in door constructions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/024—Door hinges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/04—Sensors detecting the presence of a person

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Refrigerator Housings (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The present invention relates to a double door opening and closing device for a refrigerator, in a refrigerator having a double door of a door in door (DOOR IN DOOR), by using a locking means to hold a door handle formed on the outside of the second door and the second door is By opening the second refrigerating space of the first door or by allowing the first door to open the first space together with the second door, the first interior space or the first refrigerating space among the refrigerating compartments partitioned inside the case. The second refrigerating space 32 partitioned by the first door has an effect to be more conveniently selected and used.

Description

Double door opener for refrigerator {DEVICE OF OPENING AND SHUTTING DOUBLE DOOR FOR REFRIGERATOR}

The present invention relates to a double door opening and closing device for a refrigerator, and more particularly, to a double door opening and closing device of a refrigerator having a double door of a door in door (DOOR IN DOOR) system.

As is well known, a refrigerator is a home appliance that allows food to be stored at a low temperature in an interior storage space shielded by a door, and uses a cold air generated through heat exchange with a refrigerant circulating in a refrigeration cycle. It is configured to keep the food stored optimally by cooling.

The storage space inside the refrigerator is kept in the range of 1 ° to 4 ° Celsius, and keeps food such as vegetables fresh, and keeps it in the -18 degree Celsius to freeze food such as meat and fish There is provided a freezer compartment to be stored, the refrigerator has a variety of forms depending on the arrangement of the freezer compartment and the refrigerating compartment and the shape of the door shielding the refrigerating compartment and the freezer compartment.

The refrigerator may be a side by side type refrigerator in which a refrigerator compartment and a freezer compartment are provided on the left and right sides of the refrigerator, a bottom freez type refrigerator in which the refrigerator compartment is arranged on the upper side of the freezer compartment, and a freezer compartment The refrigerator may be classified into a top mount type refrigerator and the like arranged at an upper portion thereof.

In particular, in the case of commercially available side-by-side type refrigerators, a home bar may be added to the refrigerating compartment side opening door to store frequently used beverages in order to not break the refrigerating atmosphere inside the refrigerating compartment due to frequent openings. .

However, as the lifestyles of users gradually diversify, the frequency of use is increased and the cases of refrigeration and use have increased, and the need for auxiliary refrigeration spaces partitioned from the main refrigeration spaces in addition to the home bar storing simple drinks is increasing.

An object of the present invention for solving the above problems, a dual door opening and closing device for a refrigerator having a double door of the door in door (DOOR IN DOOR) is provided with an inner door for partitioning the auxiliary refrigeration space in the outer door of the refrigerator compartment. To provide.

Refrigerator dual door opening and closing device of the present invention for achieving the above object, the first refrigeration space is partitioned on at least one side; A first door that is hinged to the case to open and close the front surface of the first refrigerating space and partitions a second refrigerating space within the first refrigerating space; A second door hinged to the case to open and close the front surface of the second refrigerating space outside the first door; And manipulating a door handle provided outside the second door to allow the second door to open the second refrigerating space of the first door or to allow the first door to open the first space together with the second door. Lock means; characterized in that comprises a.

Here, the locking means is a switch installed on the outside of the door handle; A movable motor operated by the switch; And a lock lever that maintains and releases the locked state of the first door and the second door by the movable force transmitted from the movable motor.

In addition, the switch is preferably formed in the form of a button on the outside of the door handle.

In addition, the door handle is formed to extend in the form of a bar in the height direction from one side of the front opening of the second door, the switch is preferably formed in the center of the height direction of the door handle.

In addition, the switch may be further formed in the lower portion in the height direction of the door handle.

In addition, the switch may include a touch switch using a piezoelectric sensor.

According to the dual door opening and closing device for a refrigerator of the present invention, the second door is used to hold the door handle formed on the outside of the second door using a locking means, or the second door opens the second refrigerating space of the first door or the second door. And the first door opens the first space, thereby enabling the use of the second refrigerated space partitioned by the first door or the first refrigerated space according to the user's choice. Have

In addition, according to the refrigerator double door opening and closing apparatus of the present invention, by the operation of the switch formed in the form of a button on the outside of the door handle of the first door and the second door by the movable force transmitted from the movable motor Maintaining and releasing the locked state has an effect of selecting and opening the first and second refrigerated space more conveniently.

In addition, according to the refrigerator double door opening and closing apparatus of the present invention, the switch is configured as a touch switch using a piezoelectric sensor, extending in the form of a bar along the height direction from one side of the front opening of the second door and the height of the door handle The central portion and the lower portion of the direction are respectively configured to have an effect that can be easily and conveniently used by not only adults but also short children.

1 is a perspective view of a refrigerator according to an embodiment of the present invention.
2 is an open perspective view illustrating an open state of a refrigerating compartment door of the refrigerator of FIG. 1.
3 is a side cross-sectional view illustrating a door locking device of the refrigerator door of FIG. 1.
4 is a partial front view of the switch of the locking device of FIG.
5 is a front view showing a modification of the switch of the locking device of FIG.
6 is a perspective view illustrating an open state of a second door of a refrigerator according to an embodiment of the present invention.
7 is a perspective view illustrating an open state of a first door and a second door of a refrigerator according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

1 is a perspective view of a refrigerator according to an embodiment of the present invention, Figure 2 is an open perspective view showing a refrigerator door opening state of the refrigerator of Figure 1;

Referring to FIGS. 1 and 2, in the present embodiment, the refrigerator 1 includes a case 10, a first door 40, a second door 50, and a locking means 70.

The refrigerator 1 of the present embodiment is a side by side type refrigerator in which the freezing compartment 20 and the refrigerating compartment 30 are partitioned on the left side and the right side of the case 10 having an internal handmade space. To illustrate.

However, the present invention is not necessarily limited thereto, and as long as the doors 40 and 50 for opening the refrigerating compartment 30 are formed in a case shape, the bottom freeze type as well as the side by side type refrigerators ( It is obvious that the refrigerator of the bottom freez type) or the refrigerator of the top mount type and the refrigerators of the above-described type may be applied to all of them.

The refrigerating compartment 30 is a first refrigerating space 31 which is divided from the freezing compartment 20 in the case 10 and partitioned, and the first refrigerating space 31 in the first refrigerating space 31. It consists of a second refrigeration space (32) partitioned at.

The first door 40 is hinged to the case 10 to open and close the front surface of the first refrigerating space 31 and partitions the second refrigerating space 32 in the first refrigerating space 31. It is configured to.

The second door 50 is configured to be hinged to the case 10 together with the first door to open and close the front surface of the second refrigerating space 32 from the outside of the first door 40.

The locking means 70 holds the door handle 60 installed outside the second door 50 to open the second door 50 to open the second refrigerating space 32 of the first door 40. Or to open the first refrigerating space 31 by opening the first door 40 together with the second door 50.

FIG. 3 is a side cross-sectional view of the door locking device of the refrigerator of FIG. 1, FIG. 4 is a partial front view of the switch of the locking device of FIG. 3, and FIG. 5 is a modification of the switch of the locking device of FIG. 4. It is a front view which shows the example.

As shown in Figs. 3 and 4, the locking means 70 in the present embodiment comprises a switch 71, a movable motor 72, a conversion gear 73 and a locking lever 74.

The switch 71 is provided outside the door handle 60 and is configured to generate an operation signal of the lock lever 74.

The movable motor 72 is installed inside the second door 50 adjacent to the door handle 60 to generate a driving force in accordance with an operation signal generated from the switch 71.

In addition, the conversion gear 73 is installed to interlock at one side of the movable motor 72, and converts and transmits the driving force generated from the movable motor 72 to operate the locking lever 74 through the worm gear and the clutch gear. .

In addition, the locking lever 74 is configured to hold and release the locking state of the second door 50 and the first door 40 by hooking the groove of the locking block 45 installed at one side of the first door correspondingly.

In the present embodiment, the switch 71 is formed in the form of a button on the outside of the door handle 60, which is formed in a bar shape along the height direction at one side of the front opening of the second door 50. Illustrates that the touch switch using a piezoelectric sensor in the center of the height direction of the door handle 60 to facilitate the user's operation.

However, the present invention is not necessarily limited thereto, and as shown in FIG. 5, the switch 71 may have a height direction of the door handle 60 to be easily and conveniently used by not only adults but also short children. It can be further configured at the bottom with the center.

Hereinafter, the operation and effects of the dual door opening and closing device for a refrigerator according to the present embodiment will be described with reference to FIGS. 6 and 7.

6 is a perspective view illustrating an open state of a second door of a refrigerator according to an embodiment of the present invention.

Referring to FIG. 6, when the user grasps and pulls the door handle 60 formed on the second door 50 without pressing the switch 71 button to open the door, the locking lever 74 is firstly pulled. The second refrigerating space 32 partitioned in front of the first refrigerating space 31 by the first door 40 is opened while only the second door 50 is opened while being released from the locking block 45 of the door 40. Open it.

Here, the second refrigerating space 32 opened by the second door 50 allows users to store and use more frequently used beverages or foods as compared to the first refrigerating space 31. Even when the second door 50 is opened, the refrigerator may be closed by the first door 40 to prevent cold air from escaping from the first refrigerating space 31 to the outside, thereby improving the refrigerating efficiency.

7 is a perspective view illustrating an open state of a first door and a second door of a refrigerator according to an embodiment of the present invention.

As shown in FIG. 7, when the user pulls the door handle 60 of the second door 50 without pressing the switch 71 button to open the door, the switch 71 detects and locks it. The first door 40 is opened together with the second door 50 by the lever 74 holding the groove of the locking block 45 of the first door 40 and maintaining the locked state. ) To open.

In this case, the second door 50 may close the front surface of the second refrigerating space 32 formed by the first door 40, so that the second refrigerating space may be opened during the opening period using the first refrigerating space 31. (32) Prevent cold air from escaping from inside to outside.

As described above, the refrigerator double door opening and closing device of the present embodiment holds the door handle 60 formed outside the second door 50 through a button type touch switch 71 formed on the front portion of the door handle 60. Open the second door 50 to open the second refrigerating space 32 of the first door 40 or the first door 40 together with the second door 50 to open the first refrigeration By opening the space 31, the first compartment 40 or the first compartment 40 divided by the first door 40 in the refrigerating compartment 30 partitioned inside the case 10. 2 refrigeration space (32) has an effect that can be used to select more convenient.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited thereto, and various modifications or changes can be made within the scope of the claims and the detailed description of the invention and the accompanying drawings. In addition, it is natural that it belongs to the scope of the present invention.

1: refrigerator 10: case
20: freezer compartment 30: cold compartment
31: first refrigerated space 32: second refrigerated space
40: first door 45: jamming
50: second door 60: door handle
70: locking means 71: switch
72: movable motor 73: conversion gear
74: locking lever

Claims (6)

A case in which the first refrigerating space is partitioned on at least one side;
A first door that is hinged to the case to open and close the front surface of the first refrigerating space and partitions a second refrigerating space within the first refrigerating space;
A second door hinged to the case to open and close the front surface of the second refrigerating space outside the first door; And
Locking means for allowing the second door to open the second refrigerating space of the first door or the first door to open the first space together with the second door through a door handle provided outside the second door. Dual door opening and closing device for a refrigerator comprising a.
In claim 1,
The locking means,
A switch installed outside the door handle;
A movable motor operated by the switch; And
And a locking lever that maintains and releases the locked state of the first door and the second door by the movable force transmitted from the movable motor.
In claim 1,
Wherein the switch comprises:
Double door opening and closing device for a refrigerator formed in the form of a button on the outside of the door handle.
In claim 1,
The door handle is
Is formed extending in the form of a bar in the height direction from one side of the front opening of the second door,

Wherein the switch comprises:
Dual door opening and closing device for a refrigerator formed in the center of the height direction of the door handle.
5. The method of claim 4,
Wherein the switch comprises:
Dual door opening and closing device for the refrigerator further formed in the lower portion in the height direction of the door handle.
The method of claim 5,
The switch is a double door opening and closing device for a refrigerator comprising a touch switch using a piezoelectric sensor.
KR1020100124435A 2010-12-07 2010-12-07 Device of opening and shutting double door for refrigerator KR101768699B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100124435A KR101768699B1 (en) 2010-12-07 2010-12-07 Device of opening and shutting double door for refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100124435A KR101768699B1 (en) 2010-12-07 2010-12-07 Device of opening and shutting double door for refrigerator

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KR20120063316A true KR20120063316A (en) 2012-06-15
KR101768699B1 KR101768699B1 (en) 2017-08-17

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015137725A1 (en) * 2014-03-11 2015-09-17 Samsung Electronics Co., Ltd. Refrigerator
KR20150106311A (en) * 2014-03-11 2015-09-21 삼성전자주식회사 Refrigerator
WO2016013746A1 (en) * 2014-07-25 2016-01-28 삼성전자주식회사 Refrigerator and manufacturing method therefor
CN105371570A (en) * 2014-08-08 2016-03-02 三星电子株式会社 Door holding apparatus and refrigerator having the same
US9285155B2 (en) 2013-02-23 2016-03-15 Samsung Electronics Co., Ltd. Refrigerator
US9353984B2 (en) 2013-02-21 2016-05-31 Samsung Electronics Co., Ltd. Refrigerator having double doors
CN106152683A (en) * 2015-04-17 2016-11-23 苏州三星电子有限公司 A kind of refrigerator with locking function
CN107166856A (en) * 2013-06-25 2017-09-15 东芝生活电器株式会社 Refrigerator
WO2017181072A1 (en) * 2016-04-15 2017-10-19 Odl, Incorporated Door assembly for selectively interlocking opposing doors
US9810475B2 (en) 2012-11-09 2017-11-07 Samsung Electronics Co., Ltd. Refrigerator and method of fabricating inner door thereof
US10174994B2 (en) 2015-07-08 2019-01-08 Samsung Electronics Co., Ltd. Refrigerator
US10281194B2 (en) * 2013-06-14 2019-05-07 Lg Electronics Inc. Refrigerator
WO2022255743A1 (en) * 2021-06-04 2022-12-08 Lg Electronics Inc. Refrigerator
US11905740B2 (en) 2019-10-01 2024-02-20 Larson Manufacturing Company Of South Dakota, Inc. Deadbolt assembly for simultaneously securing co-mounted doors together and actuating at least one deadbolt

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
JP2007093078A (en) * 2005-09-28 2007-04-12 Matsushita Electric Ind Co Ltd Refrigerator

Cited By (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10024592B2 (en) 2012-11-09 2018-07-17 Samsung Electronics Co., Ltd. Refrigerator and method of fabricating inner door thereof
US9810475B2 (en) 2012-11-09 2017-11-07 Samsung Electronics Co., Ltd. Refrigerator and method of fabricating inner door thereof
US9353984B2 (en) 2013-02-21 2016-05-31 Samsung Electronics Co., Ltd. Refrigerator having double doors
US9702613B2 (en) 2013-02-23 2017-07-11 Samsung Electronics Co., Ltd. Refrigerator
US9285155B2 (en) 2013-02-23 2016-03-15 Samsung Electronics Co., Ltd. Refrigerator
US10281194B2 (en) * 2013-06-14 2019-05-07 Lg Electronics Inc. Refrigerator
CN107166856A (en) * 2013-06-25 2017-09-15 东芝生活电器株式会社 Refrigerator
US10203148B2 (en) 2014-03-11 2019-02-12 Samsung Electronics Co., Ltd. Refrigerator
KR20150106311A (en) * 2014-03-11 2015-09-21 삼성전자주식회사 Refrigerator
US11543170B2 (en) 2014-03-11 2023-01-03 Samsung Electronics Co., Ltd. Refrigerator
KR20210149655A (en) * 2014-03-11 2021-12-09 삼성전자주식회사 Refrigerator
US10782063B2 (en) 2014-03-11 2020-09-22 Samsung Electronics Co., Ltd. Refrigerator
US9605891B2 (en) 2014-03-11 2017-03-28 Samsung Electronics Co., Ltd. Refrigerator
US10066866B2 (en) 2014-03-11 2018-09-04 Samsung Electronics Co., Ltd. Refrigerator
WO2015137725A1 (en) * 2014-03-11 2015-09-17 Samsung Electronics Co., Ltd. Refrigerator
WO2016013746A1 (en) * 2014-07-25 2016-01-28 삼성전자주식회사 Refrigerator and manufacturing method therefor
US10371430B2 (en) 2014-07-25 2019-08-06 Samsung Electronics Co., Ltd. Refrigerator and manufacturing method thereof
CN105371570B (en) * 2014-08-08 2019-10-29 三星电子株式会社 Door fastening device and refrigerator with the device
US9995077B2 (en) * 2014-08-08 2018-06-12 Samsung Electronics Co., Ltd. Door holding apparatus and refrigerator having the same
CN105371570A (en) * 2014-08-08 2016-03-02 三星电子株式会社 Door holding apparatus and refrigerator having the same
CN106152683A (en) * 2015-04-17 2016-11-23 苏州三星电子有限公司 A kind of refrigerator with locking function
US10451342B2 (en) 2015-07-08 2019-10-22 Samsung Electronics Co., Ltd. Refrigerator
US11022368B2 (en) 2015-07-08 2021-06-01 Samsung Electronics Co., Ltd. Refrigerator
US11460243B2 (en) 2015-07-08 2022-10-04 Samsung Electronics Co., Ltd. Refrigerator
US10174994B2 (en) 2015-07-08 2019-01-08 Samsung Electronics Co., Ltd. Refrigerator
US11885559B2 (en) 2015-07-08 2024-01-30 Samsung Electronics Co., Ltd. Refrigerator
US10808438B2 (en) 2016-04-15 2020-10-20 Larson Manufacturing Company Of South Dakota, Inc. Door assembly for selectively interlocking opposing doors
WO2017181072A1 (en) * 2016-04-15 2017-10-19 Odl, Incorporated Door assembly for selectively interlocking opposing doors
US11542733B2 (en) 2016-04-15 2023-01-03 Larson Manufacturing Company Of South Dakota, Llc Door assembly for selectively interlocking opposing doors
US11952814B2 (en) 2016-04-15 2024-04-09 Larson Manufacturing Company Of South Dakota, Llc Door assembly for selectively interlocking opposing doors
US11905740B2 (en) 2019-10-01 2024-02-20 Larson Manufacturing Company Of South Dakota, Inc. Deadbolt assembly for simultaneously securing co-mounted doors together and actuating at least one deadbolt
WO2022255743A1 (en) * 2021-06-04 2022-12-08 Lg Electronics Inc. Refrigerator

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