Vehicle Seat Stopper Mechanism for Track Integration

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Solution Overview

Problem

Existing vehicle seat arrangement systems face challenges in maintaining seat separation during adjustment processes, leading to undesirable contact between seats, which complicates mounting and comfort issues.

Innovation Solution

The implementation of a seat arrangement apparatus with movable stoppers within the tracks, comprising a first and second shoe and a bracket, that prevent seat mounting assemblies from touching each other, along with a locking mechanism engaged by an operating handle, ensures seat separation and adjustable positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If additional seat sliding control elements are installed to prevent seat contact, then seat separation is maintained, but device complexity increases

Engineering Contradiction:
Improveseat separation maintenanceVSAvoidcontrol elements quantity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The stopper is integrated into the track structure itself, merging the separation function with the existing guidance function of the track. The stopper utilizes the same hollow portion and sliding mechanism as the seat mounting assembly, eliminating the need for separate control elements while maintaining seat separation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The track structure serves multiple functions: it provides guidance for seat movement, supports the stopper mechanism, and maintains separation between seats. The stopper itself is movable along the track while remaining constrained within it, allowing the same structural element to perform both guidance and separation functions.

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

2Ease of manufacture

If stoppers are installed to maintain seat separation, then mounting ease is improved, but device complexity increases

Engineering Contradiction:
Improvemounting easeVSAvoidtrack components quantity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The stopper is designed as an integrated component of the track assembly rather than a separate mounting element. The first and second shoes are received within hollow portions of the same track that guides the seat, combining the separation and guidance functions into a single manufactured unit.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The stopper shoes are nested within the hollow portions of the track structure. The first shoe is received in a first hollow portion and the second shoe in a second hollow portion of the same track, creating a compact integrated assembly that simplifies mounting while maintaining separation.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS9937821B2Center seat stopper control
Publication Date: 2018.04.10 TOYOTA BOSHOKU KK
  • US9937821B2 patent drawing
  • US9937821B2 patent drawing
  • US9937821B2 patent drawing

AI summary

A seat arrangement apparatus for a vehicle seat that includes at least two tracks fixed to a floor of a vehicle each track including a base separating a first hollow portion and a second hollow portion, at least two seat mounting assemblies movable along the at least two tracks, and a stopper movably installed inside each of the at least two tracks between the at least two seat mounting assemblies to prevent the at least two seat mounting assemblies from touching each other when positioned together.