Removable Food Mill Blade Assembly With Quick-Release Latch

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Solution Overview

Problem

Conventional food mills face difficulties in easily removing and reinserting the blade assembly due to high tension in the spring between the plate and support, making it cumbersome for users to clean and process food.

Innovation Solution

A food mill with a removable blade assembly featuring a quick release latch mechanism, including a support arm with a slot and a latch that can be moved between engaged and disengaged positions, allowing for easy one-handed removal and reinsertion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the spring tension between the plate and support is increased to secure the blade assembly, then the blade assembly is held firmly in position, but it becomes difficult to remove and reinsert the blade assembly

Engineering Contradiction:
Improveblade assembly retentionVSAvoidblade assembly removal and reinsertion
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The support arm is divided into a fixed portion and a movable portion that can slide relative to each other along the slot. This segmentation allows the movable portion to be displaced outward for easy removal, while the spring maintains firm retention when engaged

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The slot acts as an intermediary mechanism between the support arm and the container flange. The movable portion slides within the slot, providing a controlled path for removal and reinsertion that overcomes the spring tension without requiring excessive force

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If the support arm is made rigid to maintain structural stability, then the blade assembly is securely positioned, but it cannot be easily removed for cleaning and maintenance

Engineering Contradiction:
Improvesupport arm structural stabilityVSAvoidblade assembly removability
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The support arm is segmented into fixed and movable portions, allowing the movable portion to slide for removal while the fixed portion maintains structural integrity and stability during operation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support arm transitions from a static rigid structure to a dynamic system where the movable portion can slide along the slot. This dynamic capability enables easy removal when needed while maintaining stability during food processing

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

The quick release latch simplifies the process of removing and reinserting the blade assembly, reducing user effort and improving efficiency in food mill operations.

Implementation Method 1

a bias member connected to the base. The bias member is adapted to bias the base towards the second flange

Methodology Applied
Scientific EffectSpring: Spring

Implementation Method 2

a lever movably connected to the base and a bias member connected to the base

Methodology Applied
Scientific EffectLever: Lever

Data Source

PatentUS7744026B2Food mill including a removable blade assembly
Publication Date: 2010.06.29 KAZ EUROPE SA
  • US7744026B2 patent drawing
  • US7744026B2 patent drawing
  • US7744026B2 patent drawing

AI summary

A food mill including a container having a first flange and an opposing second flange, and a blade assembly removably connected to the container. The blade assembly includes a support arm having a first end defining a slot engageable with the first flange, and a second end including a latch. The latch is movable between a first condition, where the latch is disengaged from the second flange, and a second condition, where the latch is engaged with the second flange.