Rackmount Distribution Panel with Dual Sliding Trays for Cable Access

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Solution Overview

Problem

Conventional rackmount distribution panels in the telecommunications industry face a challenge in balancing ease of access and cable security, as they often restrict access to cables once mounted, making it difficult to install, upgrade, or repair cabling without damaging the cables.

Innovation Solution

The implementation of two movable trays, one sliding forward and the other rearward, allows for full access to the distribution panel from both sides, enabling secure cable management and installation even when the panel is mounted, by sliding or rotating mechanisms that provide unrestricted access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the distribution panel is mounted to a rack with fixed cable securing, then cable security is improved, but accessibility to cables deteriorates

Engineering Contradiction:
Improvecable securityVSAvoidaccessibility to cables
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies the dynamics principle by making the trays movable rather than fixed. The front tray can slide forward and the rear tray can slide backward, allowing the system to transition between a secured state (trays in position) and an accessible state (trays moved). This resolves the contradiction by making the cable securing mechanism dynamic rather than static, enabling both security and accessibility at different times.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent divides the distribution panel into multiple independent trays (front tray and rear tray) that can move independently. This segmentation allows different portions of the panel to be accessed separately while maintaining overall cable security. The front tray can be accessed without moving the rear tray, and vice versa, providing flexible access while maintaining structural integrity.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If conventional fixed mounting is used, then structural stability is improved, but ease of maintenance deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of maintenance
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The patent resolves this contradiction by introducing movable trays within the stable rack-mounted structure. The overall panel maintains structural stability through its fixed mounting to the rack, while the internal trays provide dynamic movement for maintenance purposes. This allows technicians to access cables by sliding trays without needing to remove or disassemble the entire panel from the rack.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent extracts the access function from the fixed structure by creating independently movable trays that can be removed or moved without affecting the main panel's structural stability. This allows maintenance operations to be performed on the trays while they remain part of the stable rack-mounted system, separating the stability function from the access function.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9559499B2Distribution panel with dual movable trays
Publication Date: 2017.01.31 REICHLE & DE-MASSARI
  • US9559499B2 patent drawing
  • US9559499B2 patent drawing
  • US9559499B2 patent drawing

AI summary

A rackmount distribution panel includes two movable, e.g., sliding, trays to provide full access to the distribution panel from both the front and the rear of the distribution panel. Consequently, the distribution panel may be easily and conveniently accessed to install, secure, and route cabling during installation, upgrades, service or repair, even when the distribution panel has already been mounted to a rack. The distribution includes a front tray, and a front tray movably coupled to the frame configured to be moved in a forward direction and a rear tray movably coupled to the tray and configured to be moved in a rear direction. The front and rear trays are configured to receive and secure a cable and to provide access to the cable by moving in the forward or rear directions. The front tray may move in the rear direction with the rear tray.