Modular food processing and preparation device

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Solution Overview

Problem

Existing food processing devices, such as combination peelers and slicers, face limitations in handling large and heavy food items due to the eccentricity of the advancing screw, which can lead to sagging and require lengthy processes for retracting cores and inserting new items, resulting in inefficiencies.

Innovation Solution

A food processing device with a gear housing, frame arm, and drive screw mechanism that enables synchronized rotational and linear movement, allowing for efficient peeling, slicing, and coring of food items, including larger ones, by using a retention hub and input hub to drive the carrier along the frame arm, which is powered by a motor-driven system for enhanced performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Weight of moving object

If a traditional unanchored drive screw is used to advance food items, then the device can process food items, but the screw sags under heavy weight causing eccentricity that limits the size and weight of processable items

Engineering Contradiction:
Improveweight of food itemVSAvoidstability of drive screw
Core Design Contradiction:
Weight of moving objectVSStability of the object's composition

Solution Approach 1:

The drive mechanism is segmented into a stationary anchored drive screw and a separate movable carrier assembly. The drive screw remains fixed in position while the carrier moves along it, separating the functions of power transmission and food advancement to prevent sagging and maintain stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The carrier acts as an intermediary between the anchored drive screw and the food item. It transfers the rotational motion from the screw to linear motion of the food item without requiring the screw itself to move or support the food weight directly, eliminating eccentricity issues.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If traditional hand-operated or powered devices with unanchored screws are used, then food processing can be performed, but lengthy time is required for retracting cores and advancing new food items

Engineering Contradiction:
Improveprocessing speedVSAvoidtime for retracting core and inserting new item
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The carrier is pre-positioned and remains engaged with the drive screw throughout the process. The core is automatically retracted as the carrier moves forward, and the mechanism is ready to immediately accept and advance the next food item without manual repositioning or core removal steps, eliminating idle time between processing cycles.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The anchored drive screw provides continuous rotational motion that continuously advances the carrier and processes food items without interruption. The system maintains constant motion and processing action, eliminating the start-stop cycles and manual intervention periods inherent in traditional devices.

Inventive Principle:
Principle #20Continuity of useful action

3Adaptability or versatility

If traditional devices are used, then basic peeling and slicing can be performed, but the eccentricity of the advancing screw limits the size and weight of items that can be processed

Engineering Contradiction:
Improverange of processable food itemsVSAvoidstability of advancing mechanism
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

By separating the stationary drive screw from the movable carrier, the system can handle larger and heavier food items without compromising the stability of the drive mechanism. The anchored screw provides a stable power source while the carrier handles the variable loads of different food items.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The anchored drive screw and carrier mechanism provide a universal platform that can process food items of various sizes and weights. The stable anchored mechanism eliminates the size limitations of traditional systems, allowing the same device to handle everything from small vegetables to large melons and pumpkins.

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

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 device efficiently processes a variety of food items, including larger ones, by ensuring synchronized rotational and linear movement, reducing processing time and improving handling capacity, while allowing for easy attachment and detachment of cutting implements for modular functionality.

Implementation Method 1

a drive screw extending between and operably coupled on respective ends thereof with the gear housing and a support end of the frame arm... the rotational movement thereof drives corresponding linear movement of the carrier along the frame arm

Methodology Applied
Scientific EffectScrew mechanism: Screw

Implementation Method 2

an input hub extending from the gear housing opposite the drive screw and the retention hub and operably engaged with both the drive screw and the retention hub to drive synchronized rotational movement thereof

Methodology Applied
Scientific EffectGear mechanism: Gear

Data Source

PatentUS11684194B2Modular food processing and preparation device
Publication Date: 2023.06.27 WHIRLPOOL CORP
  • US11684194B2 patent drawing
  • US11684194B2 patent drawing
  • US11684194B2 patent drawing

AI summary

A food processing system includes a base unit having a gear housing, a frame arm extending from the gear housing on a first lateral side thereof, a drive screw extending between and operably coupled on respective ends thereof with the gear housing and a support end of the frame arm, and a retention fitting extending from the gear housing. An input hub extends from the gear housing opposite the drive screw and the retention fitting and is operably engaged with both the drive screw and the retention hub to drive synchronized rotational movement thereof with respect to the gear housing. A carrier is slidably coupled with the frame arm and is operably engaged with the drive screw. The system further includes a first cutting implement and a second cutting implement, each being alternately coupleable with the carrier.