Child-Friendly Mixer with Gravity-Activated Switch for Safe Operation
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Solution Overview
Problem
Existing mixers and frothers are not child-friendly, requiring manual dexterity, constant pressure, and often pose safety risks due to electric operation or use of steam.
Innovation Solution
A mixer design that operates using gravity, eliminating the need for manual pressure and featuring a switch actuated by the mixing assembly's interface with the lid, along with a battery-powered motor and impact-resistant materials, suitable for mixing and frothing various food and non-food substances.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional electric mixers or steam-based frothers are used, then mixing or frothing function is achieved, but safety risk increases and ease of operation deteriorates due to requirements for manual dexterity and constant pressure
Solution Approach 1:
The mixing assembly is designed to automatically activate the motor when inserted into the container. The gravity switch automatically turns on the motor when the mixing assembly is in the correct position, eliminating the need for manual button pressing or constant pressure application by the user.
Solution Approach 2:
The patent replaces manual mechanical operation (button pressing, holding pressure) with an automatic gravity-activated switch mechanism. The switch uses the position and weight of the mixing assembly itself to trigger motor activation, substituting complex manual control with a simple positional trigger.
2Power
If manual pressure and constant button pressing are required to operate the mixer, then motor control is achieved, but ease of operation deteriorates for children lacking manual dexterity
Solution Approach 1:
The system uses the mixing assembly's own weight and position to activate the motor. When the user inserts the mixing assembly into the container, gravity causes the switch to engage automatically, providing motor control without requiring the user to apply additional pressure or manipulate buttons.
Solution Approach 2:
The switch mechanism changes its state based on the gravitational force acting on the mixing assembly. The physical parameter of gravity, which is always present, is utilized to trigger the motor activation, converting a constant environmental parameter into a control mechanism.
3Power
If electric power is used to drive the motor, then mixing power is sufficient, but safety risk increases due to potential electric shock
Solution Approach 1:
The patent replaces electrical power sources with a battery-powered motor. This substitution eliminates the need for AC power connections and reduces electric shock risk while maintaining sufficient mixing power through the battery's electrical output to the motor.
Solution Approach 2:
The use of battery power represents a shift from permanent electrical infrastructure to replaceable, limited-life power sources. The batteries can be replaced when depleted, providing a safe alternative to wired electrical connections that pose shock risks to children.
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
The mixer is easy to use, safe for children, and effective in mixing and frothing a variety of ingredients without requiring manual dexterity, ensuring safety and independence.
Implementation Method 1
a battery-powered motor that rotates a mixing element
Implementation Method 2
a motor that rotates the mixing element
Implementation Method 3
the force of gravity is applied to the mixing assembly
Data Source
AI summary
A child-friendly mixing apparatus for mixing various food substances is disclosed. The mixing apparatus includes a container with an opening, a lid that fits into the opening, and a mixing assembly. The lid includes a centrally located hole that has curved and/or sloped sides. The mixing assembly includes a housing, a motor within the housing, a mixing attachment that is rotated by the motor, and at least one button that turns the motor on and off. The mixing attachment fits through the lid hole and the lower end of the mixing assembly rests against the curved sides of the lid hole. The button is located on the portion of the mixing assembly that rests against the curved sides of the lid hole, and is automatically actuated when the mixing assembly is put in its operating position. A mixing kit is also disclosed, the mixing kit including a straw adapter and a measuring spoon in addition to the mixing assembly.