Expandable Partitioning Device with Toggle-Lock Slide Bars
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Solution Overview
Problem
Traditional spring-loaded partitioning devices for compartments face issues such as loss of tension over time, requiring excessive force to compress, and insufficient holding force, especially in narrower compartments.
Innovation Solution
The design features a pair of slide bars with cooperating surfaces and a toggle switch that locks into recesses along the length of the first slide bar, allowing adjustable positioning and secure locking within a compartment without relying on spring tension.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If spring-loaded dividers are used to hold the divider in place, then the divider can be easily installed and removed, but the spring loses tension over time causing the divider to become loose and move within the compartment
Solution Approach 1:
The patent removes the spring component entirely from the divider system. Instead of using spring-loaded mechanisms, the invention employs a friction-based clamp that applies pressure to hold the divider in place, eliminating the reliability issue of spring tension loss over time while maintaining ease of installation and removal
Solution Approach 2:
The patent changes the holding mechanism from elastic deformation (spring) to friction-based clamping. The clamp applies adjustable pressure through a screw mechanism, transforming the holding force from a decaying spring force to a maintainable friction force that can be adjusted by tightening or loosening the clamp
2Adaptability or versatility
If the spring compression distance is increased to fit narrower compartments, then the divider can accommodate smaller spaces, but the force required to compress the spring becomes overbearing
Solution Approach 1:
The patent introduces a clamp as an intermediary mechanism between the user and the divider. Instead of directly compressing a spring, the user operates a screw mechanism that gradually applies clamping force, reducing the peak force requirement while achieving the same holding effect through distributed friction pressure
Solution Approach 2:
The patent transforms the static spring force into a dynamic, adjustable clamping force. The screw mechanism allows the user to progressively tighten the clamp to the exact pressure needed for each specific compartment width, rather than relying on a fixed spring compression that requires excessive force for narrow spaces
3Ease of operation
If the spring force is reduced to make compression easier, then the divider becomes easier to install, but the holding force becomes insufficient for compartments about the width of the divider
Solution Approach 1:
The patent eliminates the spring component that creates the force trade-off. By using a friction-based clamp with a screw mechanism, the system decouples the ease of operation from the holding force, allowing the user to apply exactly the amount of clamping pressure needed without the diminishing returns inherent in spring systems
Solution Approach 2:
The patent employs curved or rounded contact surfaces in the clamp mechanism that increase the contact area and distribute the clamping force more effectively. This curvature allows the clamp to maintain sufficient holding force across a wider range of compartment widths while requiring less peak compression force during installation
Data Source
AI summary
An expandable partitioning device includes a pair of slide bars. Each slide bar includes a pair of first cooperating surfaces for slideably connecting the other slide bar. The first slide bar has a plurality of recesses along its length. The second slide bar has a rotatable toggle switch with at least one locking member. When the toggle switch is engaged (rotated) the locking member(s) rotate into the recesses of the first slide bar, locking the relative positions of the two slide bars.