Fiber Optic Cassette With Crimped Entry And Strain Relief
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Solution Overview
Problem
The management of fiber optic cables in telecommunications networks faces challenges related to ease of installation, accessibility for maintenance, and protection against strain, particularly in fiber optic devices where existing solutions do not adequately address these concerns.
Innovation Solution
A fiber optic cassette design with a crimped cable entry system, strain relief boot, and cable radius limiters, allowing flexible orientation and easy access to connectors, along with removable adapter blocks for improved cable management and protection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If fiber optic cables are extended into more areas to meet increasing telecommunications demand, then network coverage is improved, but cable management complexity and installation difficulty increase
Solution Approach 1:
The fiber optic cable management system is divided into modular components including cable access plates, individual cable management units, and segmented routing paths. Each cable can be independently managed through its own access plate and routing structure, allowing complex network expansions to be handled through repeated modular units rather than a single complex system.
Solution Approach 2:
The patent introduces multi-dimensional cable routing capabilities with access plates that can be positioned at different locations (front, rear, sides) and cables that can route through multiple spatial dimensions within the enclosure. This dimensional approach allows cables to be organized in three-dimensional space rather than simple linear arrangements, reducing management complexity as the network expands.
2Adaptability or versatility
If fiber optic cables are extended into more areas, then network coverage is improved, but ease of installation deteriorates
Solution Approach 1:
Cable management units and access plates are pre-configured and pre-assembled before cable installation. The modular units include pre-formed routing structures, pre-positioned fastening elements, and pre-organized cable pathways. This preliminary preparation significantly simplifies the actual cable installation process, allowing installers to simply connect cables to pre-configured units rather than building the entire management system during installation.
Solution Approach 2:
The cable management system incorporates dynamic, adjustable components such as movable cable guides, repositionable access plates, and flexible routing structures. These elements can be easily adjusted during installation to accommodate different cable lengths, connector types, and routing requirements, making the installation process adaptable to various scenarios without requiring complex custom configurations.
3Adaptability or versatility
If fiber optic cables are extended into more areas, then network coverage is improved, but accessibility for later management deteriorates
Solution Approach 1:
The management system uses segmented access plates and modular cable management units that can be independently accessed and serviced. Each cable or group of cables has its own dedicated access point and management unit, allowing maintenance personnel to service individual cables or connectors without needing to access or disturb other parts of the system. This segmentation maintains excellent accessibility even as network coverage expands to include many cables.
Solution Approach 2:
The patent introduces intermediary components such as cable management units and access plates that serve as mediators between the external environment and the internal cable connections. These intermediary elements provide standardized access points and protective interfaces, allowing maintenance personnel to service cables through uniform, easy-to-access points regardless of the cable's location within the enclosure, thereby maintaining accessibility as the system scales.
4Adaptability or versatility
If fiber optic cables are extended into more areas, then network coverage is improved, but protection against strain deteriorates
Solution Approach 1:
The cable management system incorporates pre-configured strain relief structures, including pre-formed cable clamps, pre-positioned routing guides, and pre-installed protective elements at cable entry points. These strain relief measures are built into the modular units before cable installation, ensuring that cables are properly supported and protected from strain from the moment they are connected, regardless of how many cables are ultimately installed as the network expands.
Solution Approach 2:
The patent implements beforehand cushioning through protective elements such as cable boots, strain relief clamps, and padded routing structures that are pre-installed in the cable management system. These cushioning elements are positioned in advance to absorb and distribute mechanical stresses before they can reach the fiber optic cables, providing reliable strain protection that scales with network coverage without requiring additional protective measures for each new cable.
Data Source
AI summary
A fiber optic cassette including a body defining a front and an opposite rear and an enclosed interior. A cable entry location is defined in the body for a cable to enter the interior of the cassette. The cable which enters at the cable entry location is attached to the cassette body and the fibers are extended into the cassette body and form terminations at connectors. The connectors are connected to adapters located at the front of the cassette. A front side of the adapters defines termination locations for cables to be connected to the fibers connected at the rear of the adapters. A cable including a jacket, a strength member, and fibers enters the cassette. The strength member is crimped to a crimp tube and is mounted to the cassette body, allowing the fibers to extend past the crimp tube into the interior of the cassette body. A strain relief boot is provided at the cable entry location.