Rotating Ring Scanner Attachment for Left-Right Hand Switching
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Solution Overview
Problem
Wearable electronic devices, such as ring scanners, require users to detach and reorient the device for left- or right-handed operation, disrupting workflow and limiting ergonomic flexibility.
Innovation Solution
An attachment device with pivotally coupled subassemblies, including a mounting component, spring component, and trigger assembly, allowing 360° rotation of the electronic device for ergonomic positioning without detachment, enabling seamless switching between left- and right-handed use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the ring scanner is designed with a fixed orientation, then the structural complexity is reduced, but the adaptability for left- or right-handed operation is limited
Solution Approach 1:
The ring scanner is divided into two separable subassemblies: a first subassembly containing the mounting component and a second subassembly containing the rotatable component. This segmentation allows the second subassembly to be rotated independently relative to the first, enabling left- or right-handed configuration without redesigning the entire device structure.
Solution Approach 2:
The second subassembly is made rotatable relative to the first subassembly through a pivotal coupling mechanism with slots and tabs. This dynamic configuration allows the device to switch between fixed orientations (left-handed or right-handed) as needed, providing adaptability while maintaining structural integrity through defined rotation paths.
2Ease of operation
If the ring scanner allows rotation for ergonomic positioning, then the ease of operation is improved, but the device complexity increases due to additional components
Solution Approach 1:
The device is segmented into rotatable and fixed portions, allowing the second subassembly to be positioned ergonomically while the first subassembly remains stable. The segmentation enables independent optimization of each portion's function.
Solution Approach 2:
The pivotal coupling mechanism with slots and tabs provides controlled rotation capability, allowing the second subassembly to move to ergonomic positions while maintaining connection to the first subassembly. The dynamic design allows rotation without requiring complete disassembly or complex mounting mechanisms.
3Reliability
If the ring scanner uses a simple mounting structure, then the device complexity is reduced, but the reliability of maintaining stable connection during rotation is compromised
Solution Approach 1:
The mounting structure is segmented into mounting component and rotatable component with distinct functions. The mounting component provides stable attachment to the finger, while the rotatable component provides positioning capability. This segmentation allows each portion to be optimized for its specific function.
Solution Approach 2:
The pivotal coupling mechanism with slots and tabs provides a defined rotation path that maintains stable connection between subassemblies during rotation. The slots guide the tabs through predetermined paths, ensuring reliable connection while enabling controlled movement. The spring component provides continuous contact force to maintain engagement stability.
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
Enhances user productivity by allowing effortless switching between handed operations without interrupting workflow, providing ergonomic comfort and stability during scanning tasks.
Implementation Method 1
a spring component configured to facilitate rotation of the second subassembly relative to the first subassembly
Implementation Method 2
The second subassembly is pivotally coupled to the first subassembly
Data Source
AI summary
The present disclosure provides an attachment device comprising a first subassembly, comprising a mounting component, a retainer component, coupled to a second subassembly comprising a first rotatable component, a second rotatable component, and a trigger assembly. The mounting component comprises an opening defining at least one slot. The retainer component is coupled to the mounting component defining a first cavity. The spring component, housed in the first cavity, is coupled to the retainer component. The first rotatable component is coupled to the second rotatable component to define a second cavity extending from a first surface of the first rotatable component to a second surface of the second rotatable component. A trigger actuator of the trigger assembly is housed in the second cavity. The first rotatable component defines at least one tab defined to be received within the at least one slot of the mounting component.