# US 11,998,155 B2 · Dishwasher

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- Number: US 11,998,155 B2
- Document ID: US11998155B2
- Status: Granted
- Kind: B2
- Application number: 17/702,191
- Filed: 2022-03-23
- Published: 2023-02-02
- Granted: 2024-06-04
- Earliest claimed: 2021-07-30
- Assignees: Samsung Electronics Co., Ltd.
- Applicants: Samsung Electronics Co., Ltd.
- Inventors: Sungjin Kim; Eunseok Kim; Heedong Roh
- Web page: https://patentgrep.com/patent/US11998155B2

## CPC

- A47L 15/4263: {Door sealing arrangements}
- A47L 15/42: Details
- A47L 15/4246: {Details of the tub (A47L15/4272 takes precedence; insulation arrangements A47L15/4209)}
- A47L: DOMESTIC WASHING OR CLEANING (brushes A46B; cleaning quantities of bottles or of other hollow articles of one kind B08B9/00; laundry D06F); SUCTION CLEANERS IN GENERAL (cleaning in general B08)

## Abstract

A dishwasher includes an improved structure to inhibit leakage of water. The dishwasher includes a main body and a tub inside the main body to form a washing space. The tub includes an upper panel, a lower panel, and a middle panel, and the tub is provided with a seaming portion between the upper panel and the middle panel, and between the middle panel and the lower panel. A door is configured to open and close the tub, and a bracket is coupled along an inner surface of the tub to form an accommodation space between the tub and the bracket. A seal is mounted in the accommodation space to provide a seal between the tub and the door, and a mounting member is arranged on the seaming portion to mount the seal in the accommodation space.

## Claims

### Claim 1

A dishwasher comprising:
a main body;
a tub in the main body and configured to form a washing space, the tub having an opening and having at least two panels with a seam between the at least two panels;
a door configured to open and close the opening in the tub;
a bracket coupled to an inner surface of the tub to form an accommodation space between the tub and the bracket;
a seal disposed in the accommodation space and configured to provide a seal between the tub and the door; and
a mount on the seam in the tub to mount the seal in the accommodation space.

### Claim 2 (depends on 1)

The dishwasher of claim 1, wherein
the tub further comprises a bracket coupler configured to protrude from the tub at a position adjacent to the door to couple to the bracket to be coupled thereto.

### Claim 3 (depends on 2)

The dishwasher of claim 2, wherein
the bracket coupler is formed by a portion of the tub that protrudes inward.

### Claim 4 (depends on 2)

The dishwasher of claim 2, wherein the bracket coupler further comprises:
a plate portion configured to protrude inward of the tub; and
a bent portion configured to extend to be stepped from the plate portion.

### Claim 5 (depends on 2)

The dishwasher of claim 2, wherein the mount comprises
a flat surface portion configured to be in contact with and supported by a surface of the bracket;
an inclined surface portion configured to be in contact with and supported by the seam; and
a contact surface portion in front of the flat surface portion and the inclined surface portion so as to be in contact with the seal.

### Claim 6 (depends on 5)

The dishwasher of claim 5, wherein
the contact surface portion further comprises an inclined portion having an inclination corresponding to the bracket coupler.

### Claim 7 (depends on 1)

The dishwasher of claim 1, wherein
the at least two panels of the tub comprise an upper panel, a lower panel, and a middle panel, and
the seam comprises a seaming portion including
a first seaming portion formed between the upper panel and the middle panel; and
a second seaming portion formed between the lower panel and the middle panel.

### Claim 8 (depends on 7)

The dishwasher of claim 7, wherein
the mount is provided in at least one of the first seaming portion and the second seaming portion.

### Claim 9 (depends on 1)

The dishwasher of claim 1, wherein the bracket has an I-shaped cross-section.

### Claim 10 (depends on 9)

The dishwasher of claim 9, wherein the bracket further comprises a protrusion having one end which protrudes inward to inhibit separation of the seal.

### Claim 11 (depends on 1)

The dishwasher of claim 1, wherein the mount comprises:
a mounting body; and
a separation prevention portion extending from the mounting body.

### Claim 12 (depends on 1)

The dishwasher of claim 1, wherein the mount further comprises:
a flange shaped to support the bracket and the seam; and
a wing to inhibit the mount from being separated toward an inside of the tub.

### Claim 13 (depends on 1)

The dishwasher of claim 1, wherein the mount comprises a plastic or rubber or stainless-steel material.

### Claim 14 (depends on 1)

The dishwasher of claim 1, wherein
the bracket and the tub are coupled by at least one of welding, clinching, bonding, riveting, and screwing.

### Claim 15

A dishwasher comprising:
a main body;
a tub in the main body and configured to form a washing space, the tub having an opening and a seam between at least two panels forming the tub;
a door configured to open and close the opening of the tub;
a bracket extending from an inner surface of the tub to form a gap between the tub and the bracket;
a coupler coupled to the bracket and positioned on the seam in the tub;
a seal positioned in the space between the tub and the bracket and supported by the coupler to seal the gap between the tub and the bracket.