Installation structure for a drain pump filter of a washing machine

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The tubular body with positioning and arch-shaped guide ridges simplifies drain pump filter installation in washing machines, ensuring correct alignment and preventing damage and leaks.

EP4603632A1Pending Publication Date: 2025-08-20ASKOLL HLDG SRL

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Patent Information

Application Number: EP2024218983
Authority / Receiving Office: EP · EP
Patent Type: Applications
Current Assignee / Owner
Priority Date: 2024-06-12
Filing Date: 2024-12-11
Publication Date: 2025-08-20

Application Information

Patent Timeline

12 Jun 2024

Priority

11 Dec 2024

Application

EP2024218983

20 Aug 2025

Publication

EP4603632A1

IPC: D06F39/08; D06F39/10

CPC: D06F39/10; D06F39/085

Inventors: MARIONI, ELIO

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Application Domain

Other washing machines Textiles and paper

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AI Technical Summary

Technical Problem

The existing drain pump filters in washing machines are difficult to install correctly due to the alignment issues between the raised positioning tab and the positioning ridge, leading to potential damage and water leaks.

Method used

An installation structure with a tubular body featuring internal positioning ridges and arch-shaped guide ridges that guide the raised positioning tab into alignment, eliminating the need for precise rotation during installation.

Benefits of technology

Ensures easy and precise filter installation, preventing damage and water leaks, reducing customer after-sales issues and maintenance costs.

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Patent Text Reader

Abstract

Installation structure of a drain pump filter of a washing machine, comprising a tubular body having a side wall (4) designed to house a drain pump filter, wherein at least one positioning ridge (1) and at least one an arch-shaped guide ridge (3) are internally formed on said side wall (4), the positioning ridge (1) being at a bottom of the side wall (4) and being designed to house a raised positioning tab (6) of said drain pump filter, the arch-shaped guide ridge (3) developing above the positioning ridge (1) and being designed to guide the raised positioning tab (6) toward said positioning ridge (1) during insertion of the drain pump filter within the installation structure.

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