Adjustable Fastening Device for Vehicle Detectors on Sloped Windows

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Solution Overview

Problem

Current fastening devices for detectors, such as cameras, on vehicle front windows require multiple devices due to varying window slopes and heights, leading to time-consuming adjustments and replacements when used on unsuitable windows.

Innovation Solution

A fastening device with a settable retaining means and fastening element, featuring positioning and locking configurations, including resilient and rigid positioning means, allows for easy adjustment and firm locking of detectors on various window configurations, including sloping surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a fastening device uses a fixed configuration fastening element for a specific window slope, then the detector can be firmly fastened to that specific window type, but multiple different fastening elements are required for different window slopes and heights

Engineering Contradiction:
Improvefirm fasteningVSAvoidplurality of fastening elements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The fastening element is designed with a retaining means that can be set to multiple angular positions relative to the fastening element, allowing a single fastening device to accommodate different window slopes and heights. The retaining means can be adjusted to different angles and locked in position, making the same fastening element universally applicable to various front window configurations without requiring multiple specialized elements.

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

Solution Approach 2:

The fastening device incorporates adjustable and settable components, specifically the retaining means that can be positioned at different angles relative to the fastening element. This dynamic adjustability allows the device to adapt to different window slopes and heights, transforming a static, single-purpose fastening element into a dynamic, multi-purpose solution.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If a fastening device requires replacement of fastening elements for different window slopes, then the correct angle can be achieved for each window type, but the adjustment process becomes time-consuming

Engineering Contradiction:
Improvecorrect angleVSAvoidadjustment time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The fastening device incorporates pre-configured positioning means with multiple predetermined angular positions. The retaining means can be set to different angles using positioning means that are already integrated into the device structure, eliminating the need for time-consuming measurements and adjustments during installation. The correct angle is achieved by simply selecting and locking the appropriate pre-configured position.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If a fastening device uses removable fastening elements for different window configurations, then the detector can be adapted to various windows, but the removed fastening elements must be scrapped

Engineering Contradiction:
Improveadaptation to different windowsVSAvoidscrap of fastening elements
Core Design Contradiction:
Adaptability or versatilityVSLoss of substance

Solution Approach 1:

The fastening element incorporates an adjustable retaining means that can be set to multiple angular positions, allowing the same fastening element to be reused across different window slopes and heights. This eliminates the need to discard fastening elements when adapting to different window configurations, as the retaining means can simply be repositioned and locked at the new required angle.

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

4Ease of operation

If a fastening device allows easy adjustment of detector position, then the detector can be regulated to suit particular locations, but the fastening may become less secure

Engineering Contradiction:
ImproveadjustabilityVSAvoidsecurity of fastening
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The fastening device features a retaining means that can be easily adjusted to different angular positions during installation and maintenance, providing ease of operation. Once the desired position is achieved, the positioning means and locking mechanism secure the retaining means firmly at that position, ensuring reliable fastening. The system transitions from a dynamic, adjustable state to a static, secure state.

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

Enables quick and secure attachment of detectors on different window slopes and heights without the need for multiple devices, ensuring consistent detection angles and protection from interference.

Implementation Method 1

either the retaining means or the fastening element is provided with resilient positioning means for said cooperation

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP2776283B1Fastening device for detector means
Publication Date: 2016.08.03 SCANIA CV AB
  • EP2776283B1 patent drawingFigure 1~2c
  • EP2776283B1 patent drawingFigure 3a~4c
  • EP2776283B1 patent drawingFigure 5a~6b

AI summary

The invention relates to a fastening device (I; II; III) for support of detector means, comprising a fastening element (10; 1 10; 210) for applying the fastening device, comprising a retaining means (30; 130; 230) adapted to supporting said detector means, such that the retaining means (30; 130; 230) and the fastening element (10; 1 10; 210) are arranged to be mutually settable and a locking configuration (56, 14, 16, 34; 156, 1 14, 1 16, 1 18, 134; 256, 214, 216, 234, 236) is provided for mutual locking of the retaining means (30; 130; 230) and the fastening element (10; 1 10; 210) in set mutual positions. The invention relates also to a motor vehicle.