Removable Plank Walkway Locking Assembly for Adjustable Rope States

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Solution Overview

Problem

Existing locking assemblies for wooden slat devices lack convenience in adjusting the locking state of connecting ropes, as they only allow for a locked state without a free state, limiting the flexibility and ease of use.

Innovation Solution

A locking assembly with a telescopic rod attached to a locking body, featuring a first through-hole for threading a connecting rope and a second through-hole that selectively connects or spaces apart from the first through-hole, allowing the rope to be locked or free by telescoping the rod, facilitated by an elastic member and snap-fit members for secure adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the locking assembly uses a simple locking body with through-hole design, then the structure is simple and easy to manufacture, but the connecting rope cannot be adjusted between locked and free states

Engineering Contradiction:
Improveadjustability of connecting ropeVSAvoidstructure of locking assembly
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The locking assembly is divided into multiple functional components: a locking body with a first through-hole for rope passage, and a telescopic rod with a second through-hole that can be extended or retracted. This segmentation allows the rope to be threaded through the locking body while the telescopic rod provides independent locking control, enabling both simple rope installation and adjustable locking states.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The telescopic rod is designed to be dynamically extendable and retractable relative to the locking body. When extended, the second through-hole aligns with the first through-hole to allow rope passage; when retracted, it blocks the rope. This dynamic adjustment mechanism provides operational flexibility without requiring complete disassembly or complex locking structures.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the locking rod is fixed in position, then the structure is stable and easy to manufacture, but the connecting rope cannot be adjusted between locked and free states

Engineering Contradiction:
Improvelocking state adjustmentVSAvoidtelescopic mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The telescopic rod is nested within the locking body structure, with the second through-hole positioned such that it can overlap with or be spaced from the first through-hole. This nesting arrangement allows the locking mechanism to adapt between locked and free states by simply extending or retracting the telescopic rod, providing versatility without adding significant structural complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If the second through-hole is always open, then the connecting rope can always pass through freely, but the locking function is lost

Engineering Contradiction:
Improvelocking reliabilityVSAvoidconvenience of rope adjustment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The telescopic rod acts as an intermediary element between the locking body and the connecting rope. By extending the rod, the second through-hole blocks the rope passage, providing reliable locking. By retracting the rod, the second through-hole opens to allow rope threading. This intermediary mechanism enables reliable locking while maintaining ease of rope adjustment when needed.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 adjustment of the locking state or free state of the connecting rope, improving the ease of use and assembly/disassembly of the wooden slat device by controlling the rope's threading through the telescopic rod's expansion and contraction.

Implementation Method 1

the telescopic rod is provided with a second through-hole, the second through-hole penetrating through the telescopic rod and selectively connected or spaced from the first through-hole; the second through-hole is provided with an opening, the opening or closing with the telescopic rod's telescopic expansion and contraction

Methodology Applied
Scientific EffectElastic force: Elasticity

Data Source

PatentUS20260049481A1Removable plank walkway
Publication Date: 2026.02.19 LIN SHU
  • US20260049481A1 patent drawing
  • US20260049481A1 patent drawing
  • US20260049481A1 patent drawing

AI summary

The present application provides a locking assembly and a wooden slat device, the locking assembly comprising a locking body and a telescopic rod; the locking body is provided with a first through-hole, and the telescopic rod is telescopically attached to the locking body; the telescopic rod is provided with a second through-hole, the second through-hole penetrating the telescopic rod and selectively connected or spaced apart from the first through-hole; the second through-hole is provided with an opening, and the opening opens or closes with the telescopic rod's telescope so that the second through-hole is connected or spaced apart from the second through-hole is provided with an opening that opens or closes as the telescoping rod is telescoped, so that the second through-hole is connected or spaced apart from the first through-hole.