Detachable Classification Shelf Divider for Stable Document Storage

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Solution Overview

Problem

Existing rod-based document shelves and classification systems lack sufficient storage space and efficient manufacturing processes, with prior designs requiring complex bending steps and resulting in unstable shelf dividers.

Innovation Solution

A combination classification shelf with a base frame and detachable shelf dividers, featuring parallel support rod members and classification rod members with hooked end portions, allowing for easy assembly and enhanced stability, along with a drawer assembly option for increased storage capacity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple bending processing steps are used to form the lower ends of holder devices, then the structural complexity is increased, but the manufacturing time and cost increase

Engineering Contradiction:
Improvestructural stabilityVSAvoidmanufacturing efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The holder device is divided into multiple components: an upright member, a shelf support member, and a shelf divider member. Each component is formed separately with simpler processing, then assembled together. This segmentation avoids the need for complex multi-step bending of a single piece while achieving the same structural stability through the combination of simpler formed parts.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If shelf dividers are made with simple structures, then the manufacturing process is simplified, but the stability and anti-fall performance deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidshelf divider stability
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The shelf divider member features hooked ends that nest within recesses of the shelf support member, creating a nested connection. This nested structure provides stable mechanical interlocking while maintaining manufacturing simplicity, as the hooks and recesses can be formed with basic bending operations rather than complex multi-step processes.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If traditional holder devices are used, then the storage classification function is provided, but the storage space is insufficient

Engineering Contradiction:
Improvedocument classification capabilityVSAvoidstorage space
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

The shelf support member serves multiple functions: it provides structural support for the shelf, contains recesses that receive and secure the shelf divider members, and overall contributes to both the load-bearing capacity and the classification organization system. This multi-functionality increases storage capacity without requiring additional separate components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9050848B2Combination classification shelf
Publication Date: 2015.06.09 PRETTY STAR STORE LLC
  • US9050848B2 patent drawing
  • US9050848B2 patent drawing
  • US9050848B2 patent drawing

AI summary

A combination classification shelf includes a base frame and at least one shelf divider. The base frame includes two support rod members transversely arranged in parallel. The shelf divider is detachably mounted at the base frame. The shelf divider is bent to from two classification rod members and two transverse rod members. Each classification rod member has two hooked end portions. The transverse rod members are respectively connected between the classification rod members and define with the hooked end portions of the respective classification rod members a respective receiving space. The support rod members are respectively positioned in the respective receiving spaces. The transverse rod members are respectively supporting the support rod members. Thus, the shelf dividers will be not fall easily.