Telescopic Feed Tube Assembly for Whole Food Processing

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Solution Overview

Problem

Existing food processing devices require manual cutting of larger food items into smaller pieces before processing due to fixed feed tube sizes and shapes, limiting ease of use and functionality.

Innovation Solution

A telescopically and slidably extendable feed tube assembly that allows for the processing of large food items by accommodating both retracted and extended positions, enabling the handling of various food sizes without the need for pre-cutting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the feed tube has a fixed size and shape, then the device structure is simple, but large food items cannot be processed without manual cutting

Engineering Contradiction:
Improvefeed tube size adaptabilityVSAvoidfeed tube structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The feed tube assembly employs a telescopic structure where the second feed tube extension is nested within the first feed tube extension. This nesting arrangement allows the feed tube to vary its effective length and opening size while maintaining a compact stored configuration, thereby achieving adaptability without excessive structural complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The feed tube transitions from a static fixed-size structure to a dynamic telescopic structure that can adjust its dimensions. The second feed tube extension can be moved between retracted and extended positions, allowing the feed tube to adapt its size dynamically based on the food item being processed.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the feed tube is extended to handle large food items, then processing capability improves, but the device occupies more space

Engineering Contradiction:
Improvefood item size handling capabilityVSAvoidfeed tube assembly volume
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

When not in use, the second feed tube extension is nested within the first feed tube extension, minimizing the overall volume of the feed tube assembly. This nesting principle allows the device to occupy less space during storage while maintaining the capability to extend when needed for processing large food items.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The feed tube assembly dynamically adjusts its volume by extending or retracting the second feed tube extension. This dynamic capability allows the device to transition between a compact state for space-saving storage and an extended state for handling large food items, effectively resolving the volume contradiction.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If manual cutting is required for large food items, then the feed tube structure remains simple, but ease of operation decreases

Engineering Contradiction:
Improvefood item insertion easeVSAvoidfeed tube assembly complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The telescopic feed tube provides a dynamic solution that adjusts to different food item sizes. Users can extend the second feed tube extension to accommodate large whole food items, eliminating the need for manual cutting. This dynamic adjustment capability significantly improves ease of operation while adding only moderate structural complexity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9326640B2Food processor feed tube assembly
Publication Date: 2016.05.03 CONAIR CORP
  • US9326640B2 patent drawing
  • US9326640B2 patent drawing
  • US9326640B2 patent drawing

AI summary

A food processor feed tube assembly includes a first feed tube extension and a second feed tube extension telescopically and slidably received in the first feed tube extension. The second feed tube extension is configured to be movable from a retracted position in which the second feed tube extension is substantially entirely nested within the first feed tube extension, and an extended position in which the second feed tube extension is extended from the first feed tube extension.