Segmented Golf Cart Partial Door for Safety and Airflow
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Solution Overview
Problem
Conventional golf carts lack doors, posing safety concerns for passengers and items, as they are at risk of falling out during movement.
Innovation Solution
A preassembled metal/structural half or partial door designed for attachment to golf carts, providing safety and airflow while allowing passengers to view outside and preventing items from falling out.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If golf carts are designed with open sides without doors, then ease of access to seats and boarding/disembarking is improved, but safety of passengers and items deteriorates as they are at risk of falling out during movement
Solution Approach 1:
The door is divided into multiple segments: an upper door portion and a lower door portion that can be independently attached and removed. This segmentation allows the door to provide safety coverage when needed while enabling easy removal to restore open access, thus resolving the contradiction between safety and ease of access.
Solution Approach 2:
The door system transitions from a static permanent structure to a dynamic configurable structure. The upper and lower door portions can be attached or detached based on operational needs, allowing the golf cart to dynamically switch between safe enclosed mode and accessible open mode, addressing both safety requirements and ease of access needs.
2Reliability
If conventional seat belts are used for passenger protection, then some safety protection is provided, but effectiveness deteriorates as they may not be used by children and pets and are ineffective at preventing falls
Solution Approach 1:
The door system provides a physical barrier structure that passively protects passengers, pets, and items without requiring active engagement or proper usage by occupants. Unlike seat belts that require correct positioning and fastening, the door structure automatically provides protection when attached, making it effective for all passengers including children and pets who cannot properly use seat belts.
3Reliability
If full-height doors are installed on golf carts, then passenger safety is improved by preventing falls, but airflow through the cart deteriorates
Solution Approach 1:
The door is segmented into upper and lower portions with gaps between them and above the lower portion. This segmentation allows air to flow through the door structure while the portions still provide effective safety coverage, resolving the contradiction between safety and airflow by creating a partially open door configuration that satisfies both requirements.
4Reliability
If metal/structural doors are designed to cover the lower half of golf cart sides, then safety is improved by preventing egress of passengers and items, but device complexity increases due to attachment requirements
Solution Approach 1:
The door system is segmented into independently attachable upper and lower portions that can be installed separately on the golf cart frame. This segmentation simplifies the attachment process compared to installing a single complex full-height door, as each portion can be attached to standard frame locations, reducing overall device complexity while maintaining safety effectiveness.
Data Source
AI summary
A novel metal/structural half or partial door apparatus for golf carts is disclosed. The apparatus consists of a planar member with a bolted end and a latched end and has a plurality of apertures along the bolted end for attachment via hinges to the golf cart frame. A handle and latch system facilitate easy access and secure closure of the door. The door is designed to cover up to 60% of the golf cart's height from the bottom of the golf cart. The door is designed to swing outwardly, enabling convenient access while offering side support (i.e., a side barrier) to passengers and safeguarding against the accidental ejection of occupants, pets, and items. The metal/structural half or partial door can be retrofitted onto existing golf carts or integrated during manufacturing and can be made from lightweight corrosion-resistant material or structural polymers.