Adjustable Mandoline Slicer with Pivoting Guard and Interchangeable Blades

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Solution Overview

Problem

Mandoline slicers are limited by difficult-to-use slicing guards, infrequent adjustment capabilities, and a lack of versatility for various slicing and grating tasks, making them underutilized in kitchens.

Innovation Solution

A mandoline slicer design featuring an adjustable slicing blade, retractable and extendable julienne blades, a pivoting hand guard, and interchangeable blades, including cubing blades, to enhance usability and versatility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed slicing blade is used, then the device structure is simple, but the slicing depth cannot be adjusted for different tasks

Engineering Contradiction:
Improveslicing depth adjustmentVSAvoidblade adjustment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The slicing blade is made adjustable through a depth adjustment mechanism that allows the blade position to be dynamically changed. The blade can be moved vertically along the tray to different depths and locked in place, enabling the same device to perform slicing at multiple thicknesses without requiring multiple fixed blades.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a single slicing function is provided, then the device is simple to manufacture, but it cannot perform multiple cutting tasks like julienne and cubing

Engineering Contradiction:
Improvecutting function varietyVSAvoidnumber of blades and mechanisms
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mandoline slicer is designed with multiple interchangeable blade assemblies that can be attached to the same tray. The device can perform slicing, julienne cutting, and cubing operations by simply changing the blade assembly. This multi-functional design allows one base device to replace multiple single-purpose tools.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The blade system is segmented into separate, interchangeable blade assemblies rather than a single integrated blade. Each blade assembly (slicing blade, julienne blades, cubing blades) can be independently attached or removed from the tray, allowing the user to select the appropriate blade for each specific cutting task without carrying multiple complete devices.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If a traditional slicing guard is used, then user safety is protected, but the guard is difficult to use and does not follow the slicing tray path

Engineering Contradiction:
Improvehand guard usabilityVSAvoidsafety protection
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The hand guard is designed to be movable rather than fixed, allowing it to follow the curvature and path of the slicing tray. The guard can be positioned at different locations along the tray to accommodate various blade positions and tray configurations, maintaining both safety and ease of use throughout the slicing operation.

Inventive Principle:
Principle #15Dynamics

4Ease of repair

If blades are permanently fixed to the tray, then the device structure is simple, but blade changes and cleaning are difficult

Engineering Contradiction:
Improveblade removal and cleaningVSAvoidblade attachment mechanism
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The blade attachment system is designed as a modular connection rather than a permanent fixed structure. Blades can be easily detached from the tray by releasing the attachment mechanism, allowing for simple cleaning of both the blade and tray surfaces. The same mechanism also enables quick blade changes when different cutting functions are needed.

Inventive Principle:
Principle #1Segmentation

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 design improves user experience by allowing for adjustable slicing depths, easy blade changes, and multiple cutting functions, making the mandoline slicer more versatile and frequently used in kitchen tasks.

Implementation Method 1

A series of magnets or other means may be used to retain the slicing guard against the tray.

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS10160133B2Mandoline slicer
Publication Date: 2018.12.25 PROGRESSIVE INTERNATIONAL CORPORATION
  • US10160133B2 patent drawing
  • US10160133B2 patent drawing
  • US10160133B2 patent drawing

AI summary

A mandoline slicer includes a slicing blade between a runout ramp and a platen defining an adjustable slicing ramp. A set of cubing blades is selectively movable between extended and retracted positions, extendable through slots formed in the runout ramp. A pusher is configured for 90 degree rotational movement to allow perpendicular cutting by the cubing blades before slicing by a main blade.