# US 11,898,790 B2 · Trim breaker for an insulated appliance

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- Number: US 11,898,790 B2
- Document ID: US11898790B2
- Status: Granted
- Kind: B2
- Application number: 17/729,154
- Filed: 2022-04-26
- Published: 2022-08-11
- Granted: 2024-02-13
- Earliest claimed: 2019-12-30
- Assignees: Whirlpool Corporation
- Applicants: Whirlpool Corporation
- Inventors: Abhishek S. Awachat; Luca Distaso; Andrea Gasparoni; Pushpendra Prakash Mahajan; Vishal Shankar Marathe; Pushkal Singh; Nelson Rene Garcia-Polanco
- Web page: https://patentgrep.com/patent/US11898790B2

## CPC

- F25D 23/085: {Breaking strips}
- F25D 23/087: {Sealing strips}
- F25D 23/062: {defining a cabinet}
- F25D 23/065: {Details}
- F25D 23/082: {Strips}
- Y02B 40/00: Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
- F25D: REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR (refrigerated showcases A47F3/04; thermally-insulated vessels for domestic use A47J41/00; refrigerated vehicles, see the appropriate subclasses of classes B60 - B64; containers with thermal insulation in general B65D81/38; heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants, or materials for the production of heat or cold by chemical reactions other than by combustion C09K5/00; thermally-insulated vessels for liquefied or solidified gases F17C; air-conditioning or air-humidification F24F; refrigeration machines, plants, or systems F25B; cooling of instruments or comparable apparatus without refrigeration G12B)
- Y02B: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS

## Abstract

A trim breaker for sealing an outer wrapper of an appliance with an inner liner to form an insulation space therebetween is provided. The trim breaker includes a body including a rear wall, a first leg extending from the rear wall, and a second leg extending from the rear wall. The trim breaker also includes a front wall coupled with the body opposite the rear wall, wherein the front wall includes a channel extending inward toward the rear wall, and a chamber defined at least in part between the front wall and the rear wall.

## Claims

### Claim 1

A trim breaker for an appliance cabinet, the trim breaker comprising:
a body including a rear wall, a first leg of the body extending from the rear wall and configured to receive an edge of an outer cabinet wrapper, and a second leg of the body extending from the rear wall and configured to receive an edge of an inner cabinet liner;
a front wall attached to the first and second legs of the body opposite the rear wall; and
an enclosed chamber defined between the front wall, the rear wall, the first leg and the second leg, wherein the front wall includes a U-shaped channel extending inward from a front surface and toward the rear wall, the U-shaped channel extending a majority of a depth of the enclosed chamber, wherein the front wall includes a recess configured to receive a metal component therein, wherein the metal component is disposed in the front wall between the U-shaped channel and the second leg.

### Claim 2 (depends on 1)

The trim breaker of claim 1, wherein the body and the front wall comprise a polymeric material.

### Claim 3 (depends on 1)

The trim breaker of claim 1, wherein a length of the second leg is greater than a length of the first leg, as measured from the front wall to a distal end of each leg.

### Claim 4 (depends on 1)

The trim breaker of claim 1, wherein the rear wall includes a first portion connected with a second portion, wherein the second portion is offset toward the front wall relative to the first portion.

### Claim 5 (depends on 4)

The trim breaker of claim 4, wherein the U-shaped channel extends beyond the second portion of the rear wall.

### Claim 6 (depends on 1)

The trim breaker of claim 1, wherein the rear wall, the first leg and the second leg are integrally formed as a single piece, and wherein the front wall is attached to the first leg and the second leg to form the enclosed chamber.

### Claim 7 (depends on 1)

The trim breaker of claim 1, wherein the U-shaped channel defines a slot within the front surface of the front wall.

### Claim 8

A trim breaker for an appliance cabinet, the trim breaker comprising:
a body including a rear wall, a first leg of the body extending from the rear wall and configured to couple with an outer wrapper edge, and a second leg of the body extending from the rear wall and configured to couple with an inner liner edge; and
a front wall coupled with the first and second legs of the body opposite the rear wall to define an enclosed chamber therein, wherein a front surface of the front wall defines a U-shaped channel extending inward through toward the rear wall, wherein the front wall includes a recess configured to receive a metal component therein, and wherein the metal component is disposed in the front wall between the U-shaped channel and the second leg, wherein a length of the second leg is greater than a length of the first leg, as measured from the front wall to a distal end of each leg.

### Claim 9 (depends on 8)

The trim breaker of claim 8, wherein the body and the front wall comprise a polymeric material.

### Claim 10 (depends on 8)

The trim breaker of claim 8, wherein the front wall is coupled with the body by a snap-fit engagement.

### Claim 11 (depends on 8)

The trim breaker of claim 8, wherein the rear wall includes a first portion connected with a second portion, wherein the second portion is offset toward the front wall relative to the first portion.

### Claim 12 (depends on 11)

The trim breaker of claim 11, wherein the U-shaped channel extends beyond the second portion of the rear wall.

### Claim 13 (depends on 8)

The trim breaker of claim 8, wherein the U-shaped channel defines a slot within the front surface of the front wall.

### Claim 14

A trim breaker for an appliance cabinet, the trim breaker comprising:
a body including a rear wall, a first leg of the body extending from the rear wall, and a second leg of the body extending from the rear wall; and
a front wall attached to the first leg and the second leg of the body opposite the rear wall to define an enclosed chamber therein, wherein the front wall defines a U-shaped channel extending inward toward the rear wall, wherein the rear wall includes a first portion connected with a second portion that is offset toward the front wall relative to the first portion, wherein the U-shaped channel extends toward the first portion of the rear wall and extends beyond the second portion of the rear wall.

### Claim 15 (depends on 14)

The trim breaker of claim 14, wherein the body and the front wall comprise a polymeric material.

### Claim 16 (depends on 14)

The trim breaker of claim 14, wherein a length of the second leg is greater than a length of the first leg, as measured from the front wall to a distal end of each leg.

### Claim 17 (depends on 14)

The trim breaker of claim 14, wherein the front wall includes a metal component disposed between the between the U-shaped channel and the second leg of the body.

### Claim 18 (depends on 17)

The trim breaker of claim 17, wherein the metal component is integrally formed with the front wall.
