Butter Dispenser With Automatic Retraction for Easy Reloading

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Solution Overview

Problem

Current butter dispensers are inefficient, often requiring alteration of the butter stick, are mechanically complex, or poorly constructed, making it difficult to apply butter directly to various foods without extra effort, and lack an automatic retraction mechanism for easy reloading.

Innovation Solution

A butter dispenser with a separate or integrated dispensing mechanism that automatically retracts for easy reloading, made from heat-resistant materials for applying butter to hot surfaces, and optionally includes a measurement window and integrated knife for precise dispensing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a butter dispenser is designed to accept standard sized sticks of butter without alteration, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The butter dispenser is divided into separate functional components: a housing that holds the butter stick, a dispensing mechanism with a platform and shaft, and a cap. This segmentation allows each component to be optimized independently while maintaining overall simplicity, enabling the device to accept standard butter sticks without complex modifications.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dispensing mechanism is designed with universal compatibility to accept standard sized sticks of butter without requiring alteration. The platform and shaft configuration can accommodate regular butter sticks, making the device universally applicable to a common product format while avoiding complex adaptation mechanisms.

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

2Adaptability or versatility

If a butter dispenser is designed for universal application onto general food types, then the adaptability is improved, but the manufacturing precision deteriorates

Engineering Contradiction:
ImproveadaptabilityVSAvoidmanufacturing precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The butter dispenser is designed with universal adaptability to dispense butter onto various food types including toast, corn, and hot surfaces. The dispensing platform and shaft configuration provides versatile application capability without requiring high-precision manufacturing tolerances, as the mechanism relies on simple mechanical movement rather than precise positioning.

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

Solution Approach 2:

The dispensing mechanism allows for parameter changes in the dispensing process, such as adjusting the amount of butter dispensed by rotating the shaft to different positions. This flexibility in operation parameters enables universal application to different food types while maintaining simple manufacturing requirements.

Inventive Principle:
Principle #35Parameter changes

3Temperature

If the dispensing mechanism is made from heat resistant material, then the temperature resistance is improved, but the weight of the object increases

Engineering Contradiction:
Improvetemperature resistanceVSAvoidweight
Core Design Contradiction:
TemperatureVSWeight of moving object

Solution Approach 1:

Only the portions of the dispensing mechanism that come into contact with hot surfaces or hot food are made from heat-resistant materials. The housing and other non-exposed components can use lighter materials, thus providing the necessary temperature resistance while minimizing the overall weight increase of the device.

Inventive Principle:
Principle #3Local quality

4Ease of operation

If an automatically retracting dispensing mechanism is implemented, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The dispensing mechanism incorporates an automatic retraction feature where the platform and shaft automatically retract into the housing after the butter is dispensed. This self-service function eliminates the need for manual retraction by the user, improving ease of operation while adding only minimal complexity through a simple spring-loaded or gravity-based retraction system.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9084499B2Butter dispenser
Publication Date: 2015.07.21 PAPAVERO EMILY ANN
  • US9084499B2 patent drawing
  • US9084499B2 patent drawing
  • US9084499B2 patent drawing

AI summary

A butter dispenser has a dispensing mechanism for dispensing a stick of butter from a housing or container whereby the dispensing mechanism may be separate from or integrated with the housing for containing the butter. The butter dispenser further provides for a dispensing mechanism that includes an automatically retractable dispensing mechanism for reloading the butter without requiring manual retraction of the dispensing mechanism to its fully retracted state.