Pickup Truck Cover Locking Structure Without Cable Disassembly

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Solution Overview

Problem

Existing locking structures for pickup truck covers are complex, prone to damage, and inconvenient to operate, as they require disassembly of the entire cover and use cable components that can easily get damaged.

Innovation Solution

A locking structure featuring two fixed side frames with a locking slot, a horizontal frame body, connecting pieces, a locking box with a reset member, and buttons that allow the locking member to eject and insert into the locking slot easily, with a simple and robust design that prevents damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a rigid pickup truck cover is used to protect goods, then the protection effect is improved, but the time required to disassemble and assemble the entire cover increases significantly

Engineering Contradiction:
Improveprotection effectVSAvoidtime to disassemble and assemble cover
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The locking structure is divided into independent modular components: locking boxes, locking members, resetting members, and buttons. Each component performs a specific function, allowing the locking mechanism to be implemented without disassembling the entire cover. The locking frame is segmented into multiple locking boxes distributed at different positions, enabling localized locking operations.

Inventive Principle:
Principle #1Segmentation

2Reliability

If cable components and sliding handles are used in the locking structure, then the locking function is achieved, but the structure becomes complex and the cable components are prone to damage

Engineering Contradiction:
Improvelocking functionVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent removes the vulnerable cable components and sliding handles from the locking structure. Instead, it extracts only the essential locking function and implements it through a simplified mechanism consisting of locking members that can be directly pushed in and out, resetting members for automatic return, and buttons for operation. This eliminates the complex transmission mechanisms while maintaining the core locking capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The resetting member automatically pushes the locking member back to its initial position after locking, without requiring manual intervention or complex mechanical linkages. The system serves itself by using the resetting member to restore the locking member's position, simplifying the overall structure and reducing the number of components needed.

Inventive Principle:
Principle #25Self-service

3Reliability

If traditional locking mechanisms with multiple components are used, then the locking capability is sufficient, but the ease of operation deteriorates due to complex procedures

Engineering Contradiction:
Improvelocking capabilityVSAvoidoperational convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent simplifies the operation process by removing unnecessary intermediate steps and components. The user only needs to press a button to operate the locking mechanism, which directly actuates the locking member. This extracts the essential locking action from complex multi-step procedures, making the operation intuitive and convenient while maintaining reliable locking capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11752848B1Locking structure for the cover of pickup truck
Publication Date: 2023.09.12 ZHEJIANG XIANGRUI AUTO ELECTRICAL APPLIANCE CO LTD
  • US11752848B1 patent drawing
  • US11752848B1 patent drawing
  • US11752848B1 patent drawing

AI summary

The invention relates to a locking structure for the cover of a pickup truck, including fixed side frames and locking frame. The locking slot is provided on the fixed side frame. The locking frame comprises the horizontal frame body and connecting pieces. The connecting piece is provided with a locking box and the locking piece and reset piece are arranged in the locking box. The locking box is set with the first button and the second button. When touching the first button, the locking piece will pop out and the second button will bulge outward. Pressing on the second button will cause the locking piece to contract, and it will make the locking box pop up. This structure is easy to operate and simple.