Sliding Rooftop Carrier Structure for Easier Sports Gear Loading
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Solution Overview
Problem
Existing rooftop cargo carriers lack versatility and specialized functionality for securely transporting sports equipment, with general-purpose racks being unsuitable for specific items and special-purpose racks being limited in multiple uses.
Innovation Solution
A vehicle rooftop sliding carrier with an extendable sliding frame, robust locking mechanism, telescopic pull handle, clamps, and padded footings for secure and stable attachment, enabling easy loading/unloading and secure cargo transport.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If general-purpose racks are used, then a wide range of items can be carried, but specialized features for securely holding specific types of cargo are lacking
Solution Approach 1:
The rack system incorporates universal features (longitudinal members, cross members, adjustable shelves) that can accommodate various cargo types while integrating specialized mechanisms (tilting section, winch system, motorized operation) that provide secure handling for specific items like kayaks and surfboards, thus achieving both versatility and reliability
2Reliability
If special-purpose racks are used, then specific cargo can be securely transported, but versatility for multiple uses is limited
Solution Approach 1:
The rack includes a movable section that can tilt and a winch system that can be engaged or disengaged based on cargo type, allowing the structure to dynamically adapt between specialized secure transport mode and general-purpose carrying mode, thus maintaining both reliability and versatility
3Ease of manufacture
If a fixed rooftop rack is used, then installation is simple, but ease of loading and unloading cargo is reduced
Solution Approach 1:
The rack incorporates a movable section with tilting capability and motorized operation that simplifies loading and unloading of bulky items while maintaining a fixed installation structure that remains simple to install and secure, thus resolving the contradiction between installation simplicity and operational ease
4Ease of operation
If a tiltable movable section is added to ease loading, then loading process is simplified, but device complexity increases
Solution Approach 1:
The tiltable movable section is integrated into the existing rack structure with minimal additional components, allowing the rack to transition between fixed and tilted positions to facilitate loading while maintaining overall structural simplicity through unified design of longitudinal members and cross members that serve both fixed and movable functions
Data Source
AI summary
The present invention provides a vehicle rooftop sliding carrier designed for enhanced cargo transportation, such as sports equipment. The carrier comprises a fixed frame configured for attachment to a vehicle roof, featuring longitudinal members. A sliding frame is installed atop the fixed frame and is designed to slide rearwardly relative to the vehicle. This sliding frame includes its own longitudinal members parallel to those of the fixed frame. A set of casters is situated on the sliding frame's longitudinal members to facilitate rearward sliding relative to the fixed frame. Notably, the sliding frame is narrower than the fixed frame, allowing the casters to roll within the interior of the fixed frame's longitudinal members. Additionally, cargo attachments are incorporated into the sliding frame for secure cargo placement.