Undermount Drawer Slide Clip With 3-Way In-Place Adjustment

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Solution Overview

Problem

Existing undermount drawer slide solutions lack a simple, cost-effective, and easy-to-operate mechanism for quick, releasable engagement with existing drawer slide assemblies that provides three-directional adjustments without requiring the drawer to be removed from the cabinet carcass.

Innovation Solution

An undermount drawer slide clip mounting apparatus with a base, bonnet, lever arm, spring-loaded catch, threaded spindle, height adjuster, and depth adjuster, allowing for adjustments in three directions by hand without disengaging the drawer, utilizing a combination of sliding, pivoting, and rotational mechanisms to interact with the drawer slide assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If a drawer is mounted using an undermount drawer slide assembly, then the appearance of the drawer is enhanced (slide not visible when open), but adjustment of the drawer face in three directions becomes complex and may require removing the drawer from the cabinet carcass

Engineering Contradiction:
ImproveappearanceVSAvoidadjustment complexity
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The patent introduces an intermediate adjustment mechanism integrated into the undermount drawer slide assembly that mediates between the drawer and cabinet carcass, enabling three-directional adjustments without requiring drawer removal. This intermediary mechanism includes adjustable components that facilitate horizontal, vertical, and depth adjustments while maintaining the hidden slide appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The drawer slide assembly incorporates dynamic adjustment capabilities that allow the drawer position to be modified in three directions. The mechanism includes movable and adjustable components that enable flexible positioning while maintaining the concealed appearance when the drawer is closed, resolving the contradiction between aesthetic appearance and adjustment ease.

Inventive Principle:
Principle #15Dynamics

2Ease of manufacture

If existing drawer slide assemblies are used, then the drawer can be mounted underneath the drawer, but a simple, cost-effective, and easy-to-operate solution for quick releasable engagement with three-directional adjustments is lacking

Engineering Contradiction:
Improvecost-effectivenessVSAvoidengagement ease
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The undermount drawer slide assembly incorporates self-adjusting and self-aligning features that eliminate the need for complex tools or procedures during installation and adjustment. The mechanism automatically facilitates proper alignment and engagement while allowing user-friendly three-directional adjustments, achieving both cost-effectiveness and operational ease.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The drawer slide assembly is pre-configured with adjustment mechanisms and alignment features that enable quick engagement and three-directional adjustments from the outset. This preliminary preparation eliminates the need for complex post-installation modifications or specialized tools, making the system both cost-effective and easy to operate.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If manual adjustment mechanisms are added to provide three-directional adjustments, then the adjustment capability is improved, but the device complexity increases

Engineering Contradiction:
Improveadjustment capabilityVSAvoidmechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple adjustment functions (horizontal, vertical, and depth adjustments) into a single integrated undermount drawer slide assembly. By combining these adjustment capabilities into one unified mechanism rather than separate components, the design achieves three-directional adaptability while minimizing overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The drawer slide assembly is designed as a multi-functional unit that provides mounting, support, and three-directional adjustment capabilities within a single integrated structure. This universal design approach enables the mechanism to perform multiple functions without proportionally increasing complexity, as all adjustment features are incorporated into the core slide assembly rather than requiring additional separate mechanisms.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables easy, tool-free three-directional adjustments of the drawer's position relative to the cabinet carcass, enhancing the appearance and functionality of the drawer by allowing precise alignment and operation without removing the drawer from the cabinet.

Implementation Method 1

a spring loaded catch is slidable within the bonnet

Methodology Applied
Scientific EffectSpring: Spring

Implementation Method 2

A threaded spindle rotates within the base and affects the lateral position of the bonnet relative to the base

Methodology Applied
Scientific EffectScrew: Screw

Implementation Method 3

A lever arm is pivotally engaged with the body

Methodology Applied
Scientific EffectLever: Lever

Implementation Method 4

The lever includes gear teeth engaged with gear teeth on a plunger extending from the housing

Methodology Applied
Scientific EffectGear: Gear

Data Source

PatentUS9101213B2Undermount drawer slide position adjustment apparatus and method of use
Publication Date: 2015.08.11 HARDWARE RESOURCES INC
  • US9101213B2 patent drawing
  • US9101213B2 patent drawing
  • US9101213B2 patent drawing

AI summary

An undermount drawer slide mounting clip releasably attaches a drawer to a drawer rail assembly mounted in a cabinet carcass. The apparatus is capable of effecting positional adjustments of the drawer in three directions without removing the drawer from the cabinet carcass. The apparatus is comprised of a body slidingly engaged with a bonnet. A trigger pivotally connected between the body and the bonnet. A spring loaded catch slidable within the bonnet and acted on by the trigger to releasably attach the apparatus to a drawer rail assembly. A threaded spindle rotates within the base and adjusts the horizontal position of the drawer. A ramp adjustably connected to the base adjusts the vertical position of the drawer. A plunger extends from a housing connected to the body and is adjacent the drawer rail assembly. A lever pivotable within the housing moves the plunger and adjusts the depth of the drawer.