Golf Bag Cart Front Wheel Folding Mechanism

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Solution Overview

Problem

Conventional golf bag carts lack adjustable mechanisms for direction control and have complex, inconvenient folding systems, leading to high manufacturing costs and complicated procedures.

Innovation Solution

A golf bag cart with a front wheel folding arrangement and locking mechanism, featuring a rotating axle, locking latch, and resilient element, allowing for easy locking and unlocking of the front wheel, and a folding mechanism for convenient folding and unfolding of the wheel.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional folding mechanisms are used, then the front wheel can be folded, but the structure becomes very complicated and technically unreasonable

Engineering Contradiction:
Improvefolding capabilityVSAvoidfolding mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The folding mechanism is divided into separate functional components: a locking device with locking latch for securing the wheel, and a folding device with folding latch for enabling the folding motion. This segmentation allows each component to perform its specific function independently, simplifying the overall structure while maintaining folding capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention employs dynamic locking and unlocking mechanisms where the locking latch can be selectively engaged or disengaged from the locking hole. The resilient element provides dynamic response, automatically locking when the wheel is in position and allowing easy manual unlocking, thus adapting the wheel position between fixed and movable states.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If conventional folding devices are used, then the front wheel can be folded, but they are very difficult or inconvenient to operate

Engineering Contradiction:
Improvefolding capabilityVSAvoidfolding operation convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The resilient element automatically engages the locking latch with the locking hole when the wheel reaches the proper position, providing self-locking functionality. This eliminates the need for complex manual locking procedures and makes the folding operation simple and intuitive for users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The locking latch can be easily disengaged from the locking hole by manual operation, allowing the wheel to be unfolded or repositioned. The resilient element recovers its compressed state during unlocking, preparing the system for the next locking cycle, thus making repeated operations convenient and efficient.

Inventive Principle:
Principle #34Discarding and recovering

3Adaptability or versatility

If conventional folding mechanisms are used, then the front wheel can be folded, but manufacturing costs increase and manufacturing procedures become complicated

Engineering Contradiction:
Improvefolding capabilityVSAvoidmanufacturing simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By dividing the folding mechanism into distinct modular components (locking device, folding device, resilient element), each part can be manufactured separately using standard processes and then assembled. This modularity simplifies manufacturing procedures and reduces overall production complexity compared to monolithic conventional designs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention uses a resilient element with specific elastic properties that can be manufactured using standard spring fabrication techniques. The geometric parameters of the locking latch and locking hole are designed to be simple and manufacturable, enabling cost-effective production while achieving the desired folding functionality.

Inventive Principle:
Principle #35Parameter changes

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

Enables convenient operation and reduced manufacturing complexity by allowing users to easily adjust the front wheel's direction and fold/unfold it without complex mechanisms, improving usability and reducing costs.

Implementation Method 1

a resilient element provided on the locking latch and is normally compressed to exert a basing force against the locking latch

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9352200B1Front wheel folding arrangement for golf bag cart
Publication Date: 2016.05.31 DONGGUAN SUNFORCE PLASTICS & ELECTRICAL APPLIANCES
  • US9352200B1 patent drawing
  • US9352200B1 patent drawing
  • US9352200B1 patent drawing

AI summary

A golf bag cart includes a main frame having a main supporting portion, a handle portion upwardly extended from the main supporting portion, and a handle unit provided on the handle portion, a front wheel operatively supported by the main frame, two rear wheels operatively supported by the main frame, and a wheel folding arrangement which includes a locking mechanism. The locking mechanism can be operated between a locking mode and an unlocking mode for locking and unlocking the front wheel.