Scrubbing device with adjustable head

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Solution Overview

Problem

Existing powered body scrubbing devices are difficult for individuals with limited flexibility, strength, or mobility to use due to their large size, heavy weight, and limited ability to reach all body parts, often resulting in increased cleaning time and fatigue.

Innovation Solution

A powered scrubbing device with an adjustable head and telescoping handle, featuring a battery-powered reciprocating mechanism and interchangeable scrubbing pads, allowing for angular adjustment and locking of the scrubbing head to reach hard-to-reach areas, and a rechargeable battery with charging options for extended use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If a powered body brush is made large and heavy to provide sufficient scrubbing power, then scrubbing effectiveness is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvescrubbing powerVSAvoidease of handling
Core Design Contradiction:
PowerVSEase of operation

Solution Approach 1:

The device is divided into modular components: a telescoping handle that can be adjusted in length, a separately adjustable scrubbing head, and interchangeable scrubbing pads. This segmentation allows the scrubbing head to be optimized for power while the handle can be adjusted for ease of handling, and pads can be replaced based on specific cleaning needs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The scrubbing head incorporates a reciprocating mechanism that automatically moves back and forth, providing dynamic scrubbing action without requiring the user to manually manipulate the entire device. This dynamic motion delivers effective scrubbing power while reducing the physical effort needed by the user.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a powered body brush uses a 360° rotating pad mechanism to reach all body parts, then versatility is improved, but device complexity increases

Engineering Contradiction:
Improveability to reach body partsVSAvoidcomplexity of mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Instead of a complex 360° rotating mechanism, the patent employs a simpler reciprocating mechanism that moves the scrubbing pad back and forth along a linear path. This dynamic linear motion, combined with the adjustable head angle, provides sufficient versatility to reach various body parts without the mechanical complexity of full rotation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The scrubbing head can be independently angled relative to the handle, allowing local adjustment of the scrubbing surface orientation. This localized angular adjustment, combined with telescoping handle length, enables the device to adapt to different body contours without requiring complex rotational mechanisms.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If manual manipulation of the entire device is required to scrub body areas, then ease of operation is maintained, but cleaning time increases

Engineering Contradiction:
Improveease of useVSAvoidcleaning time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The battery-powered reciprocating mechanism automatically performs the scrubbing motion, eliminating the need for manual manipulation of the entire device. The motor-driven back-and-forth motion of the scrubbing pad provides continuous cleaning action, significantly reducing cleaning time while maintaining ease of operation through simple device positioning.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The device performs the scrubbing action autonomously through its motorized reciprocating mechanism, freeing the user from manual scrubbing efforts. The user only needs to position and guide the device, while the mechanism itself performs the repetitive scrubbing motion, thereby reducing both effort and time.

Inventive Principle:
Principle #25Self-service

4Device complexity

If the scrubbing head is fixed at a single angle, then device complexity is reduced, but adaptability to body contours deteriorates

Engineering Contradiction:
Improvesimplicity of structureVSAvoidability to match body angles
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The scrubbing head is designed with an adjustable angular connection to the handle, allowing it to be positioned at different angles relative to the handle axis. This dynamic adjustability enables the scrubbing surface to be oriented to match various body contours such as armpits, crotch, and buttocks, while maintaining relatively simple construction through basic angular adjustment mechanisms.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables users to efficiently and comfortably clean hard-to-reach areas with reduced fatigue, as the device can be adjusted to fit various body contours and is designed for easy handling and recharging, improving accessibility and usability.

Implementation Method 1

a battery-powered reciprocating mechanism provides selective reciprocation of the scrubbing pad

Methodology Applied
Scientific EffectBattery (electricity): Battery (electricity)

Implementation Method 2

battery-powered reciprocating mechanism provides selective reciprocation

Methodology Applied
Scientific EffectMechanical vibration: Vibration

Implementation Method 3

The adjustment portion may have a flexible covering or housing

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12256874B1Scrubbing device with adjustable head
Publication Date: 2025.03.25 AL HAMLI MOSSAB M M J
  • US12256874B1 patent drawing
  • US12256874B1 patent drawing
  • US12256874B1 patent drawing

AI summary

The scrubbing device with an adjustable head includes a handle portion and a scrubbing head attached to the handle portion. The scrubbing head is angularly adjustable with respect to the handle portion. A scrubbing pad is releasably attached to the scrubbing head and a battery-powered reciprocating mechanism provides selective reciprocation of the scrubbing pad. The scrubbing head may be releasably locked at a desired angle. Additionally, the handle portion may include at least one telescoping member for adjusting a length of the handle portion. The reciprocating mechanism may be powered by a rechargeable battery. A charging dock may be provided for receiving the handle portion and recharging the rechargeable battery. Alternatively, or used in conjunction with the charging dock, an inductive charger may be provided for releasable attachment to the handle portion for recharging the rechargeable battery.