Blending apparatus and methods
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Solution Overview
Problem
Existing blending technologies fail to effectively blend food products in disposable containers due to the inability to handle large and frozen ingredients, leading to inefficient processes, waste, and potential damage to containers, as well as health issues for workers from repetitive strain injuries.
Innovation Solution
A blending apparatus with a disposable container adapter that includes a blending chamber with a rotating blade and a sealing mechanism, allowing for blending within the container itself, reducing stress on the container and preventing spills, and a method involving baffles and vents to manage pressure and flow during blending.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If blending is performed in disposable containers using conventional blenders, then portability and convenience are improved, but the container walls burst or blow off due to excessive pressure differentials and forces
Solution Approach 1:
The blending system is segmented into a reusable motor base and a disposable container assembly, allowing the high-stress blending components to be separated from the disposable container. The container is designed as a separate, replaceable unit that can be disposed of after use, eliminating the need for durable construction throughout the entire system.
Solution Approach 2:
A sealing member acts as an intermediary between the container and the blending mechanism, distributing forces and creating a pressure seal that prevents container failure. The sealing member absorbs and manages the pressure differentials generated during blending, protecting the container walls from excessive forces.
2Strength
If blending is performed in a separate jar and then transferred to serving cups, then container integrity is maintained, but product waste increases due to thick smoothie clinging to jar sides
Solution Approach 1:
The blending and serving functions are merged into a single disposable container. The container serves dual purposes: it withstands the blending process and then directly serves the blended product, eliminating the transfer step that causes product waste to adhere to the jar sides.
Solution Approach 2:
The container is designed as a disposable, single-use item that is inexpensive enough to be discarded after one use. This allows the container to be optimized for blending performance rather than durability, while eliminating waste from product transfer to reusable containers.
3Productivity
If conventional blending blades are used in disposable containers, then blending capability is achieved, but the blades violently agitate and pulverize ingredients causing container failure
Solution Approach 1:
The blending parameters are changed by using a multi-processing approach instead of high-speed single-stage blending. The system performs initial blending at lower speeds to incorporate ingredients, then transitions to higher speeds for final homogenization, reducing peak forces on the container while achieving the same blending result.
Solution Approach 2:
The blending process uses periodic, multi-stage action with pauses between blending phases. The system alternates between blending cycles and circulation phases, allowing ingredients to settle and redistributing them before the next blending phase, reducing continuous violent agitation on the container walls.
4Ease of operation
If workers hammer blending jars to break up thick smoothie blobs, then pouring is facilitated, but wrist joint problems and liability issues arise
Solution Approach 1:
The thick smoothie is broken up automatically during the blending process itself, eliminating the need for manual intervention. The multi-stage blending process includes circulation phases that naturally break up and redistribute thick material, so workers never need to hammer jars to facilitate pouring.
Solution Approach 2:
The blending process performs preliminary breaking up and loosening of thick smoothie material before the pouring stage. By incorporating circulation and redistribution phases during blending, the system prepares the product for easy pouring without requiring subsequent manual intervention.
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
This solution enables reliable blending within disposable containers, reduces waste, and minimizes the risk of container damage and worker injuries, while maintaining the integrity of the blending process.
Implementation Method 1
The raw ingredients, especially large and frozen ingredients such as ice or frozen fruit chunks, cannot be properly sheared in the disposable cups because they are so violently agitated and pulverized by a blending blade
Implementation Method 2
A sealing surface may extend externally and circumferentially around the base portion or the container portion, with the sealing surface being configured to contact a disposable container placed over the container portion
Data Source
AI summary
Blending devices can be used to blend material in a container such as a reusable container or a disposable liner, such as a paper or plastic cup. In some instances, a reusable container can be coupled to an adapter that includes a blade assembly to blend a food product. The food product can be blended directly within the container when the container is coupled to the adapter. In further instances, the reusable container can selectively couple a liner or multiple different sizes of liners to the adapter. The food product can be blended within the liner without any of the food product coming into contact with an interior of the container.