Protected Cable Seal Loop Structure Against Extraction and Twisting

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Solution Overview

Problem

Existing cable seals with two parallel locking mechanisms are vulnerable to cable extraction or twisting, leading to increased loop size and reduced reliability for securing valuable assets, especially in applications requiring high security.

Innovation Solution

The LOCKIN cable seal features a housing with a longitudinal blind axial channel, two axial channels with locking mechanisms, and a sliding bolt with elastic locking elements or a covering plate with a catch, forming a protected loop at the bottom, which blocks access to prevent unauthorized opening.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the cable is passed through axial channels with locking mechanisms, then the cable can be secured in position, but the cable can still be extracted or twisted by extrusion, increasing the loop size and reducing sealing reliability

Engineering Contradiction:
Improvesealing reliabilityVSAvoidcable extraction and twisting
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The seal housing is divided into multiple axial channels (first, second, and third channels) with separate locking mechanisms for each channel. This segmentation allows independent control and locking of the cable at different positions, preventing extraction and twisting by distributing the securing function across multiple discrete locking points rather than relying on a single locking mechanism

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable is pre-positioned through the axial channels and locked in place before the seal is applied to the product. The locking mechanisms are engaged in advance to secure the cable's path and prevent any subsequent extraction or twisting actions that would compromise the seal's reliability

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the cable loop is allowed to protrude beyond the seal perimeter, then the loop can be formed and accessed, but the seal becomes vulnerable to unauthorized opening attempts with special tools

Engineering Contradiction:
Improveloop accessibilityVSAvoidunauthorized opening
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The cable loop is nested within the seal housing structure, specifically positioned in the lower portion between the axial channels where it is visually available but physically protected. The loop is contained within the boundaries of the seal rather than protruding outward, creating a nested configuration where the loop is accessible for legitimate operations but shielded from unauthorized access attempts

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS11430348B2Cable seal (variants) and sealing method (variants)
Publication Date: 2022.08.30 LUBENSCHII ALEXANDR
  • US11430348B2 patent drawing
  • US11430348B2 patent drawing
  • US11430348B2 patent drawing

AI summary

The invention relates to means for detecting unauthorized access to mobile and fixed warehouses and for protecting material assets stored therein against theft, and also for other similar purposes. A cable seal comprises a housing (1) containing a longitudinal blind axial channel (2) in which the end of a cable (3) is rigidly fastened, two axial channels (4) and (5) with locking mechanisms (6) and (7) for receiving the cable (3), and a loop A situated in the lower portion between channels (4) and (5). The loop A is protected by a mechanism which blocks access thereto, consisting of transverse channels provided in lateral ledges of the seal, said channels slidably receiving a bolt (10) with locking elements (11) mounted on an inner portion for engagement with a ledge (12) provided in the lower portion of the seal. According to a second variant of the cable seal, the mechanism which blocks access to the loop A consists of a covering plate (10), one end of which is hingedly fastened to a lateral ledge (11); the other end of the covering plate (10) has mounted thereon a mechanism which blocks access to the loop A, having an elastic element with a catch (12) that engages with a ledge (13).