Resilient Handle Mounting Apparatus for Vibratory Controller Units

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Solution Overview

Problem

Existing methods for mechanically coupling systems and sub-systems in vibratory environments are unreliable and cumbersome, particularly in space-constrained controller units, often requiring specialized tools for mounting and dismounting.

Innovation Solution

A mounting apparatus featuring a base bracket with pivoting handles and an elongated bar that snaps into a channel, providing a resilient clamping engagement without the need for additional tools, utilizing a snapping-action mechanism for quick and secure attachment and detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If surface adhesion means are used for detachable coupling, then ease of operation is improved, but reliability deteriorates in vibratory environments

Engineering Contradiction:
Improveease of mountingVSAvoidcoupling reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The coupling mechanism is divided into distinct functional elements: the base bracket with channel, the elongated bar with corner geometry, and the handles for actuation. This segmentation allows each component to perform its specific function optimally - the channel provides guidance, the corner provides the locking geometry, and the handles provide mechanical advantage for insertion and removal.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The elongated bar with its corner geometry automatically engages with the channel to provide secure retention once inserted. The design eliminates the need for additional locking mechanisms or tools - the bar's own geometry creates the retaining force through its corner engagement with the channel, making the system self-securing.

Inventive Principle:
Principle #25Self-service

2Reliability

If mechanical fastening means such as spring clips, sliding fit connectors or screws are used, then reliability is improved, but device complexity and ease of operation worsen due to space constraints and specialized tool requirements

Engineering Contradiction:
Improvecoupling reliabilityVSAvoidmounting mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention extracts the essential function of mechanical fastening - providing secure retention - while removing the complex components typically associated with it. Instead of using springs, threads, or multiple moving parts, the design uses a simple elongated bar with a corner that engages directly with a channel, achieving reliable mechanical coupling with minimal components.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Rather than using a traditional fastening mechanism that requires active engagement (screws being threaded, clips being clamped), this invention uses a passive engagement system where the elongated bar simply needs to be inserted and its corner automatically engages with the channel. The retention is achieved through the geometry of engagement rather than active fastening forces.

Inventive Principle:
Principle #13The other way round (Inversion)

3Reliability

If traditional mechanical fastening means are used, then reliability is improved, but ease of operation deteriorates due to requirement of specialized tools

Engineering Contradiction:
Improvecoupling reliabilityVSAvoidease of mounting
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The handles are designed to be manipulated directly by hand to exert force on the elongated bar, which in turn engages with the channel. The system is self-servicing in that it requires no external tools - the handles provide direct mechanical advantage for inserting and removing the bar, making the entire mounting and dismounting process tool-free while maintaining secure mechanical coupling.

Inventive Principle:
Principle #25Self-service

4Reliability

If permanent means of coupling are used, then reliability is improved in vibratory environments, but adaptability deteriorates as adapters cannot be changed or serviced

Engineering Contradiction:
Improvecoupling reliabilityVSAvoidadapter replaceability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The coupling system transitions from a static permanent connection to a dynamic reversible connection. The elongated bar can be easily inserted and removed through the channel using the handles, allowing the adapter to be changed or serviced as needed. The mechanical engagement provides reliability during operation while maintaining adaptability for maintenance and configuration changes.

Inventive Principle:
Principle #15Dynamics

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

Facilitates quick and secure mounting and demounting of sub-systems without specialized tools, ensuring a firm retaining relationship in vibratory environments while maintaining reliability and ease of use.

Implementation Method 1

the elongated bar is instantly snapped within the channel once the bar traverses beyond the ledge's corner

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

The first arm 233, second arm 236 and elongated bar 240 are made of a resilient material which would resiliently provide a clamping engagement for retaining sub-system 120 with system 135

Methodology Applied
Scientific EffectElastic recovery: Elasticity

Data Source

PatentEP2293314B1Controller unit
Publication Date: 2017.08.30 SCHNEIDER ELECTRIC IND SAS
  • EP2293314B1 patent drawingFigure 1
  • EP2293314B1 patent drawingFigure 2
  • EP2293314B1 patent drawingFigure 3a

AI summary

The present invention is directed to a device (100) and a method for removably coupling a sub-system (120) to a system (135). An exemplary system of the present invention comprises a base bracket (212) for housing the system and sub-system, said base bracket includes at least 2 resilient handles (215,218), each handle includes an elongated bar (240). A channel and a ledge are formed along each top and bottom lateral extensions of said sub-system (120), wherein the handles are exerted inward relative to the sub-system (120) to dispose the elongated bar (240) of each handle (215,218) within the channel for engaging the sub-system (120) to the system in a clamping engagement.