Coupler Mechanism Mounting Assembly for Captive Spring Installation

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Solution Overview

Problem

The existing mounting processes for coupler mechanisms in motor vehicles are complex and time-consuming, requiring manual handling of multiple components and increasing the risk of errors and resource wastage.

Innovation Solution

A mounting assembly with a reversible securing element that captures and secures multiple components, including a shifting element and spring elements, during the assembly process, allowing for simultaneous mounting and preventing components from sliding off or falling apart.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple components are mounted manually one by one, then each component can be installed individually, but the mounting process becomes complex and time-consuming

Engineering Contradiction:
Improvemounting speedVSAvoidmounting process complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The mounting device combines multiple mounting functions into a single integrated tool. The securing element with first and second securing element ends can simultaneously secure multiple different components (shifting element, spring elements, eccentric element) to the housing, replacing multiple separate manual mounting operations with one unified mounting action.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mounting device is designed as a universal tool that can handle various types of components with different functions. The securing element can be configured to secure shifting elements, spring elements, and eccentric elements through the same basic mounting mechanism, making the device adaptable to multiple mounting tasks.

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

2Reliability

If components are secured during mounting, then components can be correctly positioned, but the mounting device must be separated from components after mounting

Engineering Contradiction:
Improvecomponent positioning accuracyVSAvoidtime for separating mounting device
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The securing element is designed to automatically secure components to the housing during the mounting process itself. The reversible coupling mechanism is built into the mounting device structure, so the securing action happens simultaneously with the mounting operation, not as a separate subsequent step. This eliminates the need for additional securing operations after basic mounting.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If a secure mounting device is used, then components can be held firmly, but the device cannot be reused for future assemblies

Engineering Contradiction:
Improvecomponent securing reliabilityVSAvoidmounting device reusability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The coupling between the securing element and components is designed to be reversible rather than permanent. The securing element can be inserted into openings to firmly secure components during mounting, but can also be removed and reinserted for subsequent mounting operations. This dynamic, reversible connection allows the mounting device to maintain secure holding capability while enabling repeated use across multiple assembly cycles.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12313161B2Mounting assembly for a coupler mechanism of a motor vehicle
Publication Date: 2025.05.27 BAYERISCHE MOTOREN WERKE AG
  • US12313161B2 patent drawing
  • US12313161B2 patent drawing
  • US12313161B2 patent drawing

AI summary

A mounting assembly for a coupler mechanism of a motor vehicle has at least a plurality of components which are to be mounted during mounting of the coupler mechanism as the latter is being assembled. A shifting element corresponds to one of the components which is configured to shift a clutch of the coupler mechanism. A first spring element corresponds to one of the components which is received displaceably on the shifting element and which is configured for at least indirect spring force-preloaded support on a housing of the coupler mechanism. The mounting assembly also has a mounting device which is separated from the components in the finally produced state of the coupler mechanism and has a securing element with a first securing element end and a second securing element end. The first securing element end is reversibly coupled releasably to the shifting element and, as a result, secures the first spring element against sliding off the shifting element during mounting.