Vehicle Mount Bracket With Elastic Guide For Smooth Attachment

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Solution Overview

Problem

Existing vehicle mount brackets face challenges in smoothly attaching radar devices due to size variations between the device and the bracket, leading to difficulties in sliding operations and stable mounting.

Innovation Solution

A bracket design featuring an attachment member with a guide portion and holding pieces, including elastic elements that deform to securely hold the device in place and prevent return movement, along with a receiving portion and position setting walls to facilitate easy and stable sliding and retention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a rigid projection portion and through hole structure are used for mounting, then the bracket can hold the vehicle mount device at a predetermined position, but the attachment operation becomes difficult due to size variations and tolerance issues

Engineering Contradiction:
Improvepositioning accuracyVSAvoidattachment operation smoothness
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent changes the physical state of the guide portion from rigid to elastic, allowing it to deform during the attachment operation. This elastic deformation accommodates size variations and tolerance differences between the projection portion and through hole, enabling smooth attachment while maintaining reliable positioning when the elastic piece returns to its original shape and engages the projection portion

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The elastic piece is designed to absorb shocks and accommodate misalignments before the projection portion fully engages with the through hole. This beforehand cushioning through elastic deformation prevents attachment failures due to size variations and makes the mounting operation smoother

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Ease of operation

If the vehicle mount device is held by sliding operation, then the attachment becomes easier, but the device may move or detach during vehicle operation due to vibration and forces

Engineering Contradiction:
Improveattachment easeVSAvoiddevice stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent employs a dynamic engagement mechanism where the elastic piece transitions from a deformed state during sliding attachment to a locked state that prevents detachment. The elastic piece is designed to be deformable during attachment but returns to its original shape to engage the projection portion, creating a stable connection that resists vibration and forces during vehicle operation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The elastic piece is pre-configured to exert a restoring force that counteracts any forces attempting to detach the vehicle mount device. This preliminary anti-action through elastic restoration prevents the device from moving or detaching during vehicle operation while maintaining easy attachment through sliding

Inventive Principle:
Principle #9Preliminary anti-action

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

The solution enables easier and more stable attachment of vehicle mount devices by allowing smooth sliding and secure retention, preventing return movement and accommodating size variations, thus enhancing the attachment operation.

Implementation Method 1

a guide portion for a projecting portion formed at a side of the vehicle mount device along a sliding direction of the sliding operation. The receiving portion includes a position setting wall for the side of the vehicle mount device, and a holding piece for one side of the vehicle mount device. The guide portion includes an elastic piece, which is configured to be elastically deformed by contacting the projecting portion during a sliding movement and returns to an original posture at an end of the sliding movement to engage the projection to thereby prevent a return movement of the vehicle mount device

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS11292396B2Bracket for vehicle mount device
Publication Date: 2022.04.05 NIFCO INC
  • US11292396B2 patent drawing
  • US11292396B2 patent drawing
  • US11292396B2 patent drawing

AI summary

A bracket for a vehicle mount device includes an attachment member for a vehicle side, and a holding portion for the vehicle mount device. The holding portion includes a receiving portion for receiving at least a part of the vehicle mount device by a sliding operation of the vehicle mount device, and a guide portion for a projecting portion of the vehicle mount device along a sliding direction of the sliding operation. The receiving portion includes a position setting wall for the side of the vehicle mount device, and a holding piece for one side of the vehicle mount device. The guide portion includes an elastic piece, which is elastically deformed by contacting the projecting portion during a sliding movement and returns to an original posture at an end of the sliding movement to engage the projection.