Vehicle Panel Load Transmission via Segmented Pad Attachment

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Solution Overview

Problem

Existing load transmission members for vehicles, such as side impact pads, are difficult to attach to panel members, requiring time and potentially complex operations due to their structural design.

Innovation Solution

A load transmission member system comprising a first and second load transmission member attached to opposite faces of a panel member, with a temporary attachment device like a hooking portion or engagement claw that simplifies the attachment process by temporarily securing to the panel member, and an engagement device that ensures stable load transmission by sandwiching the panel member.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the load transmission member uses a sandwiching structure with outer-side pad and inner-side pad attached by screw clamp, then the load transmission reliability is improved, but the attachment operation becomes difficult and time-consuming

Engineering Contradiction:
Improveload transmission reliabilityVSAvoidattachment operation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The load transmission member is divided into two separate parts: an outer-side pad attached to the outer panel and an inner-side pad attached to the inner panel. This segmentation allows each pad to be attached independently using simple attachment means, eliminating the need for complex sandwiching structures with screw clamps while maintaining load transmission reliability through the panel member.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If the load transmission member uses a sandwiching structure requiring screw clamp attachment, then the structural stability is improved, but the attachment time increases

Engineering Contradiction:
Improvestructural stabilityVSAvoidattachment time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The outer-side pad and inner-side pad are designed with pre-formed attachment structures (attachment means) that enable direct attachment to the respective panels without requiring preliminary preparation of sandwiching configurations or screw clamp installations. This preliminary design of attachment structures significantly reduces attachment time while maintaining structural stability.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9688123B2Load transmission member
Publication Date: 2017.06.27 NIFCO INC
  • US9688123B2 patent drawing
  • US9688123B2 patent drawing
  • US9688123B2 patent drawing

AI summary

A load transmission member includes an outside load transmission member attached to one face of a panel member; an inside load transmission member attached to a position corresponding to the outside load transmission member at the other face of the panel member, and a temporary attachment device provided on at least one of the outside load transmission member or the inside load transmission member for temporarily attaching to the panel member. A load is transmitted through the panel member from the outside load transmission member to the inside load transmission member.