Adjustable Serving Surface for Variable-Size Kitchen Utensils

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Solution Overview

Problem

Conventional kitchen utensils lack the ability to adjust their serving surfaces to accommodate varying food sizes, limiting their versatility and functionality.

Innovation Solution

An adjustable kitchen utensil design featuring interconnected components with a mechanism that allows for the adjustment of serving portions, such as triangular or rectangular shapes, through a stud and fastener system or sliding blades, enabling the utensil to change size to suit different food items.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional kitchen utensils use a fixed serving surface design, then the structure is simple and easy to manufacture, but the versatility to accommodate varying food sizes is limited

Engineering Contradiction:
Improveversatility to accommodate varying food sizesVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The serving surface is divided into multiple blade members (first blade member, second blade member) that can move independently relative to each other. This segmentation allows the serving surface area to be adjusted by spreading or closing the blades, resolving the contradiction between versatility and structural simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The blade members are designed to be movable rather than fixed, connected through mechanisms like rivets in slots or arm members with springs. This dynamic design enables the serving surface to adapt its size dynamically, achieving versatility while maintaining relatively simple mechanical structures.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the serving surface is made adjustable with multiple movable components, then versatility is improved, but the device complexity increases

Engineering Contradiction:
Improveadjustability of serving surface sizeVSAvoidnumber of components and mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The handle assembly serves multiple functions: it provides structural support, enables adjustment of blade spacing through movable arm members, and incorporates springs for both adjustment and stabilization. This multi-functionality reduces the need for separate dedicated components, managing complexity while achieving adjustability.

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

Solution Approach 2:

The spring mechanism automatically maintains blade spacing and enables easy adjustment without requiring additional fastening operations. The spring tension self-regulates the blade position, eliminating the need for complex locking mechanisms or multiple adjustment steps.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If blade members are connected with slots and rivets allowing movement, then adjustability is achieved, but the structural stability may be compromised

Engineering Contradiction:
Improveadjustability of blade spacingVSAvoidstructural stability of blade assembly
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The spring mechanism dynamically adjusts the tension parameter to maintain optimal blade spacing. By changing the spring tension parameter, the system achieves both adjustability and structural stability, as the spring continuously applies force to maintain blade position during use.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The spring provides continuous mechanical feedback to maintain blade spacing. As blades move apart or together, the spring tension automatically adjusts to restore optimal spacing, creating a self-regulating system that maintains stability while allowing controlled adjustment.

Inventive Principle:
Principle #23Feedback

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 adjustable design enhances versatility by allowing the utensil to serve food of varying sizes, improving usability with common serving dishes like pie pans or baking dishes, and facilitating easy adjustment and locking of the serving surface.

Implementation Method 1

A handle spring is configured to apply spring tension to the two arm members to urge the respective second ends away from each other.

Methodology Applied
Scientific EffectSpring tension: Spring

Implementation Method 2

a second blade member includes one or more rivets, the rivets being inserted through the slots and into the first blade member, such that the one or more rivets hold the first and second blade members together, wherein the rivets can slide along a length of the slots to adjust the size of the spatula blade assembly

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS9516963B2Kitchen utensil with adjustable serving surface
Publication Date: 2016.12.13 SARVER GARRY
  • US9516963B2 patent drawing
  • US9516963B2 patent drawing
  • US9516963B2 patent drawing

AI summary

An adjustable kitchen utensil includes a first component having a first handle portion, and a first serving portion attached to the first handle portion by a first connecting portion. An embodiment of the adjustable kitchen utensil includes a second component having a second handle portion, and a second serving portion attached to the second handle portion by a second connecting portion. This embodiment has an attachment mechanism for attaching the first and second components. The attachment mechanism permits adjustment of the size of a serving surface of the attached first and second serving portions. An alternate embodiment includes a removable handle subassembly.