Circumferential Light-Guiding Display for Sensor Alignment
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Solution Overview
Problem
Conventional sensor displays are often difficult to recognize and can only be viewed from a certain angle, limiting their visibility and functionality.
Innovation Solution
A light-conducting display element is integrated circumferentially between housing elements, with selectively activatable light sources to provide a direction-dependent and location-dependent display, ensuring visibility from all sides and forming a seal to enhance functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If conventional local ads (LEDs) are integrated into the housing to indicate operating states, then operating states can be indicated, but the display is difficult to spot and can only be viewed from a specific angle
Solution Approach 1:
The display element is arranged circumferentially around the housing, extending in the circumferential direction to form a ring-shaped display. This dimensional change from a single-point LED to a circumferential arrangement allows the display to be visible from all viewing angles around the sensor, resolving the limitation of specific-angle viewing while maintaining clear indication of operating states
Solution Approach 2:
The circumferential display element is divided into multiple segments or zones that can be selectively illuminated by different light sources positioned at various locations within the housing. This segmentation allows different operating states to be indicated at different circumferential positions, providing both omnidirectional visibility and state-specific information display
2Adaptability or versatility
If multiple light sources are arranged at different positions within the housing to illuminate different areas of the display element, then location-dependent indication of sensor orientation is enabled, but device complexity increases
Solution Approach 1:
The circumferential display element serves multiple functions: it provides omnidirectional visibility, indicates different operating states, and shows alignment information. By making the display element itself multi-functional rather than adding separate indicators for each function, the patent avoids increasing device complexity while achieving direction-dependent indication capabilities
Solution Approach 2:
Multiple light sources are integrated into a unified control system that manages the circumferential display element. The light sources and display element work together as a combined alignment indicator system, where the display element's circumferential arrangement allows a single system to provide direction-dependent information without requiring multiple independent indicator systems
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 provides a clear and extensive display that is easily recognizable from different directions, with selective activation of light sources allowing for targeted illumination, improving visibility and alignment automation without external aids.
Implementation Method 1
A light-guiding display element, circumferentially rotating around the housing, is provided between the interfaces of two housing elements
Implementation Method 2
the upper surface and/or the lower surface of the first display layer has a polished surface which generates internal reflections within the first display layer
Implementation Method 3
fluorophores are embedded in the first display layer, and a first light source arranged near the display layer, wherein the introduced light is reflected within the display layer and absorbed by the fluorophores, generating amplified light
Data Source
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AI summary
The invention relates to a sensor for detecting objects (8) within a detection area. The sensor comprises sensor components configured for object detection or code detection, and electronic components configured for evaluating sensor signals from the sensor components. The sensor components and electronic components are integrated into at least one housing (2). A display element (14) is provided between interfaces (15, 16) of two housing elements of the housing (2), by means of which an alignment indication can be performed. Light sources (17) are assigned to the display element (14) at different positions, which are configured to emit visible light beams (18). The light sources (17) can be selectively activated, thereby illuminating different areas of the display element (14).