US 2026/0132877 A1Published application

Quick connector hose

AssigneesHyundai Motor Company, Kia Corporation, Nifco Korea Inc., DY AUTO Corporation

InventorsJong Min PARK, Young Joo CHO, Jae Hyoung KIM, Sin Won KANG, Jong Hyun JIN

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Abstract

A quick connector hose assembly includes a body having one end connected to a hose, a connector fluidly connected to the hose and located in the body, a valve coupled to the connector, a communication hole located between the valve and the connector, and a housing coupled to the valve and the connector, wherein the valve includes a flange in contact with a plane of the connector and an elastic part extending from the flange in a longitudinal direction of the connector, the elastic part surrounds and seals a chamber formed between the communication hole and the elastic part, and an end of the elastic part expands from the flange depending on a flow of fluid so as to selectively open and close the chamber.

Claims11

Dependent claims

A quick connector hose assembly comprising:

a hose;
a body having a first end connected to the hose;
a connector located in the body and fluidly connected to the hose;
a valve coupled to the connector, wherein a communication hole is defined between the valve and the connector;
and
a housing coupled to the valve and the connector,
wherein the valve comprises:
a flange in contact with the connector, and
an elastic part that extends from the flange in a longitudinal direction of the connector, the elastic part being configured to surround and cover a chamber that is defined between the communication hole and the elastic part, and
wherein an end of the elastic part is configured to detach from and attach to the connector based on a flow of fluid through the hose to thereby selectively open and close the communication hole.

7 more elements

Dependencies are inferred from the claim text.

Facts

Application: 19/259,732Filed 3 Jul 2025
Priority: KR 10-2024-016198714 Nov 2024
Published: 14 May 2026
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

F16L 37/38
With fluid cut-off means: with fluid cut-off means in only one of two pipe-end fittings
F16L 37/40
With fluid cut-off means in only one of two pipe-end fittings: with a lift valve being opened automatically when the coupling is applied
B60S 1/48
Using liquid; Windscreen washers: liquid supply therefor
F16L 37/144
Where the securing element is inserted tangentially: the securing element being U-shaped