Adjustable Wagon Frame Assembly for Periphery Support

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Solution Overview

Problem

Conventional utility wagons require frequent loading and unloading when moved between locations, lack support for items when parked, and are not adaptable to different wagon bed sizes, making them laborious and inefficient for events.

Innovation Solution

An adjustable wagon frame assembly that fits inside a wagon bed, supporting objects around the periphery to leave the center free, with adjustable frame members, leg members, hook members, and an umbrella support, allowing for various configurations and compact storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional utility wagons are used to transport items, then items can be moved from one location to another, but the wagon requires frequent loading and unloading when moved between locations, which is laborious and time-consuming

Engineering Contradiction:
Improvetransportation efficiencyVSAvoidtime for loading and unloading
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The wagon bed is divided into two functional zones: a periphery region with frame members for supporting items during parking, and a central region left open for transporting additional objects, people, or animals. This segmentation allows the wagon to simultaneously provide support functionality and transportation capacity without requiring complete unloading.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame members are designed to be adjustable relative to one another, allowing the wagon configuration to be dynamically changed between transportation mode (compact for moving) and support mode (expanded for parking). This dynamic adjustability enables the wagon to adapt to different operational requirements without requiring full disassembly.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If conventional utility wagons are used, then items can be transported, but the wagon lacks the ability to support items when parked, requiring manual support or separate structures

Engineering Contradiction:
Improvesupport capability when parkedVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The frame members serve multiple functions: they provide structural support for items during parking, define the periphery region for support, and can be adjusted to accommodate different wagon bed sizes. This multi-functionality eliminates the need for separate support structures while reducing overall system complexity.

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

Solution Approach 2:

The frame members are designed to nest within or attach to the existing wagon bed structure, utilizing the wagon's own geometry. This nesting approach allows the support functionality to be integrated into the existing wagon design without adding significant external complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If conventional utility wagons are used, then transportation can occur, but the wagon is not designed to fit different wagon bed sizes, lacking adjustability

Engineering Contradiction:
Improvecompatibility with different wagon sizesVSAvoidmanufacturing flexibility
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The frame members incorporate adjustable mechanisms that allow their relative positions to be changed, enabling the same frame assembly to fit wagon beds of different sizes. This dynamic adjustability provides manufacturing flexibility while achieving broad adaptability across various wagon models.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The frame members are designed with adjustable parameters (such as length, position, or configuration) that can be modified to match different wagon bed dimensions. This parameter adjustability allows a single design to accommodate multiple wagon sizes without requiring custom manufacturing for each size.

Inventive Principle:
Principle #35Parameter changes

4Ease of operation

If the entire wagon contents are loaded and unloaded each time the wagon is moved, then transportation can occur, but this process is laborious and prevents maximal benefit from the wagon

Engineering Contradiction:
Improveease of moving the wagonVSAvoidbenefit realization
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

By dividing the wagon bed into a support region (periphery) and a transport region (center), the system allows items in the support region to remain in place during movement, eliminating the need to unload and reload these items. This segmentation directly improves ease of operation while maintaining productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support function is extracted from the traditional cargo bed concept and implemented through dedicated frame members along the periphery. This extraction allows the frame members to provide support independently of the cargo loading/unloading process, enabling items to remain supported during transit without requiring complete unloading.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11084513B1Wagon frame assembly and system using the same
Publication Date: 2021.08.10 TSCHIGGFRIE LYNNELLE RENEE
  • US11084513B1 patent drawing
  • US11084513B1 patent drawing
  • US11084513B1 patent drawing

AI summary

A wagon frame assembly and a system using the same are disclosed herein. In one or more embodiments, an adjustable wagon frame assembly includes a frame structure having a plurality of frame members, the frame structure configured to fit at least partially inside a wagon bed of a pull-type wagon, the frame structure configured to support one or more objects proximate to a periphery of the wagon bed so as to leave a central region of the wagon bed open for transporting one or more additional objects, one or more people, and/or one or more animals. In these one or more embodiments, at least one of the plurality of frame members is adjustable relative to at least another of the plurality of frame members so as to enable the frame structure to fit a plurality of wagon beds having different sizes.