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Systems And Methods For Predicting Flow Rate, Fabric Weight, And Fabric Composition In Washing Machine

Abstract: A method (200) for predicting a flow rate, a fabric weight and a fabric composition in a washing machine (102) is disclosed. The method (200) includes generating, by a processor (402) using at least one water level sensor (106), a set of frequency values indicative of a change in a water level within a drum of the washing machine from a first predefined level to a second predefined level over different refilling cycles until the water level reaches an operating level. Further, the method (200) includes determining, by the processor, a water absorption rate of the fabrics within the washing machine, based on the generated set of frequency values. The method (500) includes predicting, by the processor, using at least one Artificial Intelligence (AI) model, the flow rate of water within the drum, the fabric weight, and the fabric composition of the fabrics. <>

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Patent Information

Application #
Filing Date
24 October 2025
Publication Number
46/2025
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application

Applicants

IFB INDUSTRIES LIMITED
Verna Industrial Estate, Verna, Goa-403722, India

Inventors

1. LAKHMANI, Tarun
IFB Industries Limited, Verna Industrial Estate, Verna, Goa, 403722, India
2. KODURU, Praveen
26209 Oak Ridge Drive, The Woodlands, TX 77380, USA
3. RODRIGUES, Rohan Felix
182, 1st Main Rd, New Baiyyappanahalli Extension, Maruthi Sevanagar, Bengaluru, Karnataka 560038, India
4. KUNDAIKAR, Saiesh Gajanan
IFB Industries Limited, Verna Industrial Estate, Verna, Goa, 403722, India
5. KUMAR, Lakshman
IFB Industries Limited, Verna Industrial Estate, Verna, Goa, 403722, India
6. KERKAR, Diptesh Damaji
IFB Industries Limited, Verna Industrial Estate, Verna, Goa, 403722, India

Specification

Description:FIELD OF THE INVENTION
[0001] The present disclosure generally relates to washing machines, more particularly, relates to a system and a method for predicting a flow rate, a fabric weight, and a fabric composition in a washing machine.

BACKGROUND
[0002] Washing machines rely heavily on accurate determination of fabric load weight and mix composition, e.g., cotton, synthetic, or blended fabrics. The information on the fabric load weight and the mix composition is crucial for optimizing key washing parameters such as water levels, detergent dosage, drum speed, cycle duration, and water temperature, thereby improving cleaning performance, energy efficiency, and fabric longevity.
[0003] Conventional washing machines utilize water level sensors or pressure sensors to detect the amount of water within a drum. The water level sensors or the pressure sensors generate raw pressure readings that indirectly indicate the fabric load weight by measuring the water displacement caused by a fabric load. In some conventi , Claims:WE CLAIM:
1. A method (200) for predicting a flow rate, a fabric weight, and a fabric composition in a washing machine (102), the method comprising:
(202) generating, by a processor (402) using at least one water level sensor (106), a set of frequency values indicative of a change in a water level within a drum of the washing machine (102) from a first predefined level to a second predefined level over different refilling cycles until the water level reaches an operating level, wherein the set of frequency values forms one or more time-series patterns that vary in response to characteristics of the fabric composition;
(204) determining by the processor (402) a water absorption rate of the fabrics within the washing machine (102), based on the one or more time-series patterns from the generated set of frequency values; and
(206) predicting, by the processor (402) using at least one Artificial Intelligence (AI) model, the flow rate of water within the drum, the fabric weight, and the fabric composition of the f

Documents

Application Documents

# Name Date
1 202521102663-STATEMENT OF UNDERTAKING (FORM 3) [24-10-2025(online)].pdf 2025-10-24
2 202521102663-REQUEST FOR EXAMINATION (FORM-18) [24-10-2025(online)].pdf 2025-10-24
3 202521102663-REQUEST FOR EARLY PUBLICATION(FORM-9) [24-10-2025(online)].pdf 2025-10-24
4 202521102663-PROOF OF RIGHT [24-10-2025(online)].pdf 2025-10-24
5 202521102663-POWER OF AUTHORITY [24-10-2025(online)].pdf 2025-10-24
6 202521102663-FORM-9 [24-10-2025(online)].pdf 2025-10-24
7 202521102663-FORM 18 [24-10-2025(online)].pdf 2025-10-24
8 202521102663-FORM 1 [24-10-2025(online)].pdf 2025-10-24
9 202521102663-DRAWINGS [24-10-2025(online)].pdf 2025-10-24
10 202521102663-DECLARATION OF INVENTORSHIP (FORM 5) [24-10-2025(online)].pdf 2025-10-24
11 202521102663-COMPLETE SPECIFICATION [24-10-2025(online)].pdf 2025-10-24
12 Abstract.jpg 2025-11-11