Hydropowered Shower Head Adjustment Mechanism for Single-Handed Operation
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Solution Overview
Problem
Existing shower heads with variable spray patterns require two hands to adjust, posing difficulties for elderly, weak, or infirm users who struggle with manual rotation.
Innovation Solution
A shower head with a hydropowered adjustment mechanism that allows the nozzle plate to rotate using water flow, enabling single-handed operation without exertion, utilizing a driving assembly with a waterwheel, driving gear, and actuation gear assembly to change spray patterns.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual rotation is used to adjust spray pattern, then spray pattern can be varied, but user must exert force with two hands
Solution Approach 1:
The system uses itself (water flow) to perform the adjustment function. The water flowing through the shower head automatically drives the waterwheel, which through the gear mechanism rotates the nozzle plate to change spray patterns, eliminating the need for external manual force.
Solution Approach 2:
The invention uses hydraulic power from the water flow to drive the adjustment mechanism. The waterwheel converts the kinetic energy of flowing water into mechanical rotation, which is then transmitted through gears to rotate the nozzle plate and select different spray patterns.
2Ease of operation
If single-handed operation mechanism is added, then ease of operation improves, but device complexity increases
Solution Approach 1:
The waterwheel and gear mechanism serve multiple functions: they act as both the power source (converting water flow energy) and the adjustment mechanism (rotating the nozzle plate). This multi-functionality reduces the need for separate complex actuation systems.
Solution Approach 2:
The system uses the existing water flow that must pass through the shower head anyway to power the adjustment mechanism. This self-service approach eliminates the need for external power sources or complex electronic controls, simplifying the overall system despite the mechanical complexity of the gear train.
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 effortless selection of different spray patterns with minimal user effort, enhancing accessibility for all users, particularly the elderly, by leveraging water flow to rotate the nozzle plate, reducing the need for manual force or rotation.
Implementation Method 1
a driving assembly having a waterwheel that extracts hydropower from water flowing through the shower head
Data Source
AI summary
The present invention provides in an adjustable shower head having a user-operable variable spray pattern. The shower head includes an adjustment mechanism that is hydropowered by water passing through the shower head, upon activation by a user.