Suction hose-elbow 2k

EP4643043A1Pending Publication Date: 2025-11-05SERDAR PLASTIK SANAYI VE TICARET ANONIM SIRKETI
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Patent Information

Application Number
EP2023913283
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2023-12-26
Publication Date
2025-11-05

AI Technical Summary

Technical Problem

Existing suction hoses in washing devices, made from non-recyclable rubber, are prone to malfunctions such as swelling, explosion, and water leakage due to temperature and intense flow, posing safety risks and inefficiencies.

Method used

A suction hose-elbow produced in a single operation using 2K production technology from thermoplastic TPV and PP materials, where the water-passing parts are made of hard, water-resistant PP and the sealing parts of flexible TPV, ensuring recyclability and durability.

Benefits of technology

The solution eliminates issues like swelling and leakage, providing a stronger, longer-lasting, and environmentally friendly suction hose-elbow with improved resistance to corrosion and oxidation, enhancing safety and efficiency.

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Abstract

In known technical applications, suction hoses produced from non-recyclable rubber material may cause malfunctions such as swelling, explosion and leakage over time due to the production methods and materials used. For this reason, instead of producing the suction hose-elbow that is the subject of the invention from 2K non-recyclable rubber, it is produced from completely re- cyclable thermoplastic material, with PP (2) raw material with stronger resistance in the area where water comes into contact, and with 2K production technology with TPV (1) raw materials in the area where sealing is required, and thereby a stronger suction hose-elbow has been created that eliminates problems such as swelling, bursting and water leakage experienced in known techniques.
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Description

Title of Invention: SPECIFICATIONSuction Hose-Elbow 2K

[0001] The invention relates to a suction hose-elbow produced in a single operation with 10 2K production technology, consisting of specially shaped thermoplastic TPV (1) and PP (2) materials, for use in pumps, valves and hydroblock components in dishwashers and similar devices with liquid spray system, liquid circulation system and liquid filtering system.Technical Field of The Invention

[0002] It is a suction hose-elbow that is designed to be used in pumps, valves and hydroblock components in dishwashers and similar washing devices, especially for home use and businesses where use is required, and produced in a single operation from thermoplastic materials with 2K production technology. The invention relates to a suction hose-elbow produced in a single operation with 2K production technology, consisting of specially shaped TPV (1) and PP (2) materials, for use in washing devices that have a cleaning compartment where eating, drinking and cooking utensils can be placed to be washed, and have a fixed or rotating liquid spraying, liquid filtering and liquid circulation system positioned according to the targeted washing areas, where the mentioned utensils are cleaned.State of the Art

[0003] In washing devices that are easier to produce using known techniques and in which non-recyclable rubber suction hoses are used, in the circulation process of the washing liquid, malfunctions such as rubber swelling, explosion and water leakage, which may pose a danger to the usage areas and users may occur over time, depending on the temperature and intense flow.Brief Description of the Invention

[0004] In known technical applications, suction hoses produced from non-recyclable rubber material may cause malfunctions such as swelling, explosion and leakage over time due to the production methods and materials used. For this reason, instead of producing the suction hose-elbow that is the subject of the invention from 2K non- recyclable rubber, it is produced from completely recyclable thermoplastic material, with PP (2) raw material with stronger resistance in the area where water comes into contact, and with 2K production technology with TPV (1) raw materials in the area where sealing is required, and thereby a stronger suction hose-elbow has been created that eliminates problems such as swelling, bursting and water leakage experienced in known techniques.

[0005] Instead of a complete rubber seal, it is produced as a single piece (using 2K production technology in a single operation and compatible polymers that cannot be separated from each other in any way) by the part through which water passes being made of hard and water-resistant PP (2) material, and the end parts that require sealing being made of flexible TPV (1) thermoplastic material, so that the part through which water passes is made stronger, more rigid and long-lasting. It can also be characterised as an environmentally friendly and economical product because it is produced entirely from recyclable materials.Detailed Description of the Invention

[0006] The invention is a completely recyclable water suction hose-elbow that consists of a washing chamber designed to clean objects to be washed in a dishwasher or similar washing machine designed for cleaning dishes with an automatic cycle, a reservoir in communication with the washing chamber and arranged to collect washing liquid from the washing chamber, and a pump in communication with this chamber, is positioned to ensure the circulation of washing liquid into the washing chamber and is produced in a single operation with 2K production technology and using compatible polymers to ensure sealing and sealing, so that they cannot be separated from each other in any way, wherein the connection parts are made of flexible TPV (1) material, and the part through which water passes is made of hard and water-resistant PP (2) material. It can also be characterized as an environmentally friendly and economical product, as it is produced from fully recyclable thermoplastic materials, instead of being produced from non-recyclable rubber used in the state of the art.REFERENCES

[0007] 1. Flexible TPV material2. Hard PP materialBRIEF DECRIPTION OF THE DRAWINGS

[0008] Figure A - Suction Hose-Elbow 2K Sectional View

[0009] Figure B - Suction Hose-Elbow 2K Side View

[0010] Figure C - Suction Hose-Elbow 2K Pump Side View

[0011] Figure D - Suction Hose-Elbow 2K Suction Side View

[0012] Figure E - Suction Hose-Elbow 2K Pump Side Perspective View

[0013] Figure F - Suction Hose-Elbow 2K Suction Side Perspective View

[0014] In washing systems with a bathtub defining a washing room, the suction hose-elbow positioned at the connection point of the circulation elements is produced as single piece (using 2K production technology in a single operation and compatible polymers that cannot be separated from each other in any way) by the parts through which water passes being produced from hard and water-resistant PP (2) material, and the end partsthat require sealing being produced from flexible TPV (1) material, in a single operation, with 2K production technology, so that it is not affected by the temperature and intense flow to which it is exposed, ensuring that the water passing part and connection points are resistant to corrosion and oxidation, have high strength and have a long life. With this innovative 2K technology, it is characterised by being a more economical hose-elbow with a higher life / efficiency compared to other suction hoses in the field.

[0015] Rubber hoses-elbows produced in the state of the art may cause grouping errors due to the stretching of the rubber material during the assembly process. The 2K suction hose-elbow, connection parts of which are made of flexible TPV (1) material, can be characterised by fitting perfectly into the connection points and completing 20 grouping processes in harmony with the clamp that fixes it, without allowing any errors.

Claims

Claims

1. A 2K suction hose-elbow for use in pumps, valves and hydroblock components in dishwashers and similar devices with liquid spray system, liquid circulation system and liquid filtering system, wherein it is produced in a single operation using 2K production technology and compatible polymers, using stronger PP (2) in the area where water comes into contact and TPV (1) in the area where sealing is required.

2. A 2K suction hose-elbow according to Claim 1, wherein the connection sections, which fit seamlessly into the connection points connected to the relevant machine and enable grouping and assembly in harmony with the clamp that fixes it, without allowing errors, are made of flexible TPV (1) material.

3. A 2K suction hose-elbow according to Claim 1, wherein it is made of completely recyclable thermoplastic 20 materials.