Apple Slicer with Solid Central Portion to Eliminate Core Resistance

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Solution Overview

Problem

Current apple slicers are difficult to use as they do not easily push through an apple or other food items, leading to resistance from the core and potential injury from blades.

Innovation Solution

An apple slicer design featuring a base with a solid central portion and radially extending blades, where the central portion is non-removable and blade-free, allowing it to pass through the apple core without resistance, while the blades slice the apple into wedges.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If radial blades are used to slice the apple, then the apple can be divided into sections, but the core provides resistance against a clean cut making the device difficult to use

Engineering Contradiction:
Improveease of slicingVSAvoidcore resistance
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The apple slicing device divides the slicing function into two separate components: a solid central portion that handles the core and passes through it, and radial blades that handle the flesh slicing. This segmentation allows each component to specialize in its function, with the solid portion eliminating core resistance and the blades providing clean cuts through the apple flesh.

Inventive Principle:
Principle #1Segmentation

2Productivity

If the device is pushed downward to slice through the apple, then slicing is achieved, but users risk cutting their fingers on the blades when pushing against the final bit of apple

Engineering Contradiction:
Improveslicing efficiencyVSAvoidinjury risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The invention extracts the core-pushing function from the blade assembly by introducing a separate solid central portion that passes through the core. This extraction eliminates the hazard of fingers contacting blades during the final pushing stage, as the solid portion naturally guides and protects the user's fingers while maintaining slicing efficiency.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If a central hub blade is used to cut the core, then the core can be divided, but this adds complexity to the device structure

Engineering Contradiction:
Improvecore cuttingVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Instead of using a complex hub blade mechanism to cut the core, the invention uses a simpler solid central portion that passes through the core. The radial blades then handle the slicing function, effectively copying the slicing action across multiple points while eliminating the need for a complex core-cutting mechanism.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20240269877A1Apple slicer
Publication Date: 2024.08.15 LIFETIME BRANDS INC
  • US20240269877A1 patent drawing
  • US20240269877A1 patent drawing
  • US20240269877A1 patent drawing

AI summary

An apple slicer includes a base having an inner surface, a solid central portion and a plurality of blades radially extending from the solid central portion to the inner surface and a gripping portion integrally formed with the base. The solid central portion is generally circular and non-removable. The solid central portion passes freely through a coreless apple, while the plurality of blades slice through the coreless apple.