Innovative Pointer Design for Enhanced Display Instruments
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Summary
Problems
Existing display instruments for motor vehicles face challenges in utilizing their central area for additional display functions without disrupting the visibility of the pointer, which is typically mounted on the side and obstructs the central view.
Innovation solutions
A display instrument design featuring a pointer with a basic structure that enhances rigidity and strength, allowing the central area to accommodate optical units like LCDs or OLEDs, where the pointer is supported by a light guide and a base frame, such as a kite or diamond-shaped structure, and a stepper motor is integrated to control the pointer's movement.
TRIZ Analysis
Specific contradictions:
General conflict description:
Principle concept:
If the pointer is mounted on the side of the display instrument, then the central area can be used for additional display functions, but the pointer structure becomes more complex and requires multiple parts
Why choose this principle:
The pointer is divided into multiple parts: a pointer arm that rotates about the display scale, and a separate pointer flag that is movable relative to the pointer arm. This segmentation allows the pointer to be mounted on the side while keeping the central area free for additional displays, and enables independent optimization of each component's structure and function.
Principle concept:
If the pointer is mounted on the side of the display instrument, then the central area can be used for additional display functions, but the pointer structure becomes more complex and requires multiple parts
Why choose this principle:
The pointer flag is designed to be movable not only radially but also in the axial direction relative to the pointer arm. This additional degree of freedom allows the pointer flag to clear the display scale during rotation, enabling side mounting without obstructing the central display area while maintaining simple structure.
Application Domain
Data Source
AI summary:
A display instrument design featuring a pointer with a basic structure that enhances rigidity and strength, allowing the central area to accommodate optical units like LCDs or OLEDs, where the pointer is supported by a light guide and a base frame, such as a kite or diamond-shaped structure, and a stepper motor is integrated to control the pointer's movement.
Abstract
The invention relates to a display instrument (1, 1') having a pointer (H, H') rotatably disposed about a pointer axis (2, 2'), having a pointer coupling part (74, 74') and a pointer head (70, 70') and at least one pointer segment (71 to 72) disposed between same. According to the invention, at least one of the pointer segments (71 to 72) is retained in a main structure (6, 6') between the pointer coupling part (74, 74') and the pointer head (70, 70').