Contoured Pointer Display with Optical Light Guidance
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Solution Overview
Problem
Existing display devices with underfloor pointers face limitations in design flexibility and visual appeal due to restrictive arrangement conditions, offering few design options and a limited visual impression.
Innovation Solution
A display device with a rotatable, pointer-like first pointer and a stationary light source, utilizing light-emitting diodes and optical components to convert divergent or convergent light into parallel light for a dynamic and aesthetically pleasing appearance, allowing for variable representation and simple construction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a simple underfloor pointer structure is used, then manufacturing cost and assembly requirements are reduced, but design flexibility and visual appeal are limited
Solution Approach 1:
The pointer system is divided into two separate pointers: a simple underfloor pointer (first pointer) and a visual pointer (second pointer). The first pointer provides the basic functional indication with simple construction, while the second pointer enhances visual appeal and design flexibility. This segmentation allows each component to be optimized independently - the first pointer for cost-effectiveness and the second for aesthetic versatility.
Solution Approach 2:
A light guide is introduced as an intermediary element between the light source and the pointers. The light guide channels and shapes the light to create the visual impression of the first pointer, allowing the simple physical structure to produce a more sophisticated visual effect. This intermediary enables the simple underfloor pointer to achieve enhanced visual appeal without increasing structural complexity.
2Device complexity
If the light source is arranged stationary relative to the first pointer, then construction and light supply are simplified, but dynamic light guidance is reduced
Solution Approach 1:
The system achieves dynamic visual effects not through physical movement of the light source, but through optical manipulation. The light guide and optical components dynamically shape and direct the light beam to follow the rotation of the pointers, creating the appearance of dynamic light guidance while maintaining a stationary, simple light source arrangement.
Solution Approach 2:
The light guide serves as a mediator that translates the stationary light output into dynamic light patterns that follow pointer movement. By positioning the light guide appropriately and using its optical properties, the system creates the visual effect of dynamic light guidance without requiring the light source itself to move or become complex.
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 a versatile and aesthetically advantageous display with a simple structure, providing a pleasant visual impression and cost-effective implementation while maintaining a stable and dynamic light guidance system.
Implementation Method 1
the first pointer in particular having at least one optical component by means of which the light from the light source can be converted into parallel light
Implementation Method 2
at least one light-emitting diode is present as the light source, in particular a plurality of light-emitting diodes that can be illuminated in different colors or a multi-colored light-emitting diode
Data Source
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AI summary
The invention relates to a display device having a first displaceable pointer, a second displaceable pointer, a light source, and a display surface, the first pointer and the light source being disposed on a side of the display surface facing away from the visible side, the first pointer and the light source being disposed such that light can be emitted from the first pointer toward the display device, and the second pointer being disposed on the visible side of the display surface, the display surface further being at least partially transparent in the region of the light emitted by the first pointer, such that the representation of the first pointer substantially corresponds to the representation of the second pointer.