Biometric Belt Connector With Exposed Wire Loop
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Solution Overview
Problem
Existing electrode belt connectors for biometric devices are not user-friendly and lack secure, reliable electrical connections, which can lead to incorrect fitting and potential skin contact issues.
Innovation Solution
A belt connector design featuring a back and front element that engage in a fixed, locked arrangement with an exposed electrically conducting wire loop forming a spring mechanism for secure snap-fastener connection to the biometric device, preventing direct skin contact and ensuring proper fitting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional connectors are used for electrode belts, then the device can transmit signals, but the connector is difficult to use and maintain, and may allow incorrect fitting or skin contact
Solution Approach 1:
The connector is divided into separate front and back elements that can be assembled independently. The front element contains the snap button receiver while the back element holds the electrode belt, allowing each component to be optimized for its specific function and facilitating easier maintenance or replacement of individual parts.
Solution Approach 2:
A plastic housing acts as an intermediary structure that encapsulates and protects the electrical connection components. This housing provides a standardized interface between the electrode belt and biometric device, ensuring proper alignment and preventing direct skin contact with electrical components while maintaining reliable signal transmission.
2Ease of operation
If the connector allows flexible design, then it can be easier to use, but it may compromise the security and reliability of the electrical connection
Solution Approach 1:
The connector design incorporates a standardized snap button interface that serves multiple functions: it provides secure mechanical attachment, ensures proper electrical contact through the conducting wire loop, and prevents incorrect fitting through complementary male-female connector geometry. This universal interface can be reliably manufactured while maintaining ease of use.
Solution Approach 2:
The conducting wire is pre-formed into a loop structure and positioned within the housing before final assembly. This preliminary preparation ensures that when the snap button is engaged, electrical contact is immediately established without requiring additional adjustment or alignment steps during operation.
3Reliability
If the connector provides secure electrical connection, then signal transmission is reliable, but it may increase complexity of the connector structure
Solution Approach 1:
The electrical connection function and mechanical fastening function are merged into a single snap button interface. The conducting wire loop serves dual purposes: it provides electrical contact when the connectors engage and also contributes to the mechanical locking action, eliminating the need for separate electrical and mechanical connection components.
Solution Approach 2:
The connector is designed as a simple, inexpensive assembly that can be easily manufactured and potentially replaced if needed. The use of basic materials like plastic housing and conducting wire creates a straightforward structure that achieves reliable electrical connection without complex mechanisms, making the entire connector assembly cost-effective and maintainable.
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 secure, easy-to-use electrical connection that prevents incorrect fitting and skin contact, ensuring reliable signal transmission while maintaining hygiene by allowing moisture escape through additional holes.
Implementation Method 1
an electrically conducting wire which forms a loop 5, such that part of said wire loop is exposed through the hole 4 when the back and front elements 2,3 are engaged. The wire loop is connected to a conducting element 6 extending from the end of the electrode belt
Data Source
AI summary
A biometric belt connector for electrically connecting an electrode belt to a biometric device to be carried on a human or animal body. The belt connector comprises a back element and a front element configured to engage with each other in a fixed and locked arrangement, fastening in between them an end of an electrode belt, the front element having a substantially circular hole, an electrically conducting wire which forms a loop, such that part of said wire loop is exposed through said hole when the back and front elements are engaged. The wire loop is connected to a conducting element extending from an end of an electrode belt, which conducting element forms part of or is connected to an electrode in the electrode belt. The hole is of suitable dimension to form a female snap button receiver for a male snap fastener on said biometric device.