Offset Electrical Contacts in Single Pin Connectors

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Solution Overview

Problem

Conventional spring contact and housing connectors are limited to transferring a single signal due to their size and material constraints, requiring multiple connectors for multiple signals, which increases costs and complicates design.

Innovation Solution

The solution involves offsetting multiple electrical contacts longitudinally within a single pin, using insulation material to separate them, allowing multiple signals to be carried through a single pin while maintaining the connector's width, and utilizing a housing with specific grooves and spring contacts to establish electrical paths.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If multiple connectors are used to transfer multiple signals, then the number of signals transferred increases, but the overall cost and device complexity increase

Engineering Contradiction:
Improvenumber of signals transferredVSAvoidnumber of connectors
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent combines multiple electrical contacts onto a single pin body, allowing multiple signals to be transmitted through one connector instead of requiring multiple separate connectors. This merging approach reduces the total number of connectors needed while maintaining the capability to transfer multiple signals simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The pin is designed to serve multiple functions by incorporating multiple electrical contacts that can carry different signals. A single pin can simultaneously transmit multiple signals, making it a multi-functional component that replaces what would traditionally require multiple single-function connectors.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Quantity of substance

If the width of the connector is increased to accommodate multiple contacts, then multiple signals can be transferred, but the connector size increases

Engineering Contradiction:
Improvenumber of signals transferredVSAvoidconnector width
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

Instead of arranging multiple electrical contacts side-by-side in the radial direction (which would increase connector width), the patent positions them at different axial locations along the length of the pin. This dimensional reorganization allows multiple signals to be transmitted without increasing the connector's width, utilizing the axial dimension instead.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

Multiple electrical contacts are nested along the axial length of the pin, with each contact positioned at a different location along the pin's length. This nesting arrangement allows multiple contacts to coexist within the same radial footprint, maintaining a compact connector width while enabling multiple signal paths.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Quantity of substance

If multiple electrical contacts are placed on a single pin, then the number of signals transferred increases, but the manufacturing complexity increases

Engineering Contradiction:
Improvenumber of signals transferredVSAvoidpin fabrication complexity
Core Design Contradiction:
Quantity of substanceVSEase of manufacture

Solution Approach 1:

The pin is segmented into multiple functional zones along its axial length, with each segment containing an electrical contact. This segmentation allows for modular manufacturing approaches where contacts can be individually positioned or attached to specific segments of the pin, simplifying the overall manufacturing process compared to creating a fully integrated multi-contact pin in a single operation.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10965055B2Connectors and related methods
Publication Date: 2021.03.30 BAL SEAL ENG CO INC
  • US10965055B2 patent drawing
  • US10965055B2 patent drawing
  • US10965055B2 patent drawing

AI summary

A connector assembly having a pin and a housing. The pin having an insulator layer or material separating two adjacent electrical contacts. The electrical contacts can each include a contact band and a tab extending from the contact band. An electrical contact can be established with a spring contact and the contact band can at least partially surrounds the insulator around the lengthwise axis of the pin. Two electrical contacts can be positioned in an axial or longitudinal offset configuration.