PCB Electrical Coupling for Durable Awning Motor Connection

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Solution Overview

Problem

Existing awning devices with roll-up awnings face challenges in handling and installation due to fragile connectors that can be damaged during assembly, and require careful manipulation, especially when connecting the motor to the power supply, which can be heavy and cumbersome.

Innovation Solution

The use of printed circuit boards with integrated conductors and conductive contact objects, encased in a polymer volume within a housing, to create a robust electrical coupling that withstands insertion forces and minimizes damage, allowing for easier handling and safer connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional connectors are used for electrical coupling, then the connection can be established, but the connectors are fragile and may be damaged during manipulation and insertion

Engineering Contradiction:
Improveconnector durabilityVSAvoidhandling difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines the electrical connector with the printed circuit board into a single integrated assembly. The male connector features a printed circuit board with conductive traces that extend to form contact elements, eliminating the need for separate connector components. This integration strengthens the connection structure and reduces fragility during handling and insertion operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent replaces traditional mechanical connector components with printed circuit board technology. Instead of using separate metal contacts and housing elements, the electrical connection is achieved through conductive traces on the PCB that extend to form integrated contact elements, providing both structural support and electrical connectivity in a single robust component.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If the canvas packet with motor is inserted into the housing, then the awning device is assembled, but the fragile connectors may be damaged during this process

Engineering Contradiction:
Improveassembly speedVSAvoidconnector integrity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The connector assembly is merged with the printed circuit board, creating a single integrated unit that is mounted directly on the motor. This integration ensures that the connector moves as a rigid assembly with the motor during insertion, preventing relative movement that could damage fragile connector components while maintaining efficient assembly.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The connector is pre-assembled and integrated with the printed circuit board and motor before the insertion process. This preliminary integration ensures proper alignment and structural support are already in place, allowing the entire assembly to be inserted as a unit without risking damage to connector elements during the insertion operation.

Inventive Principle:
Principle #10Preliminary action

3Ease of repair

If the connectors are manipulated for service or replacement, then maintenance can be performed, but the connectors are fragile and may bend or break

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidconnector robustness
Core Design Contradiction:
Ease of repairVSStrength

Solution Approach 1:

The connector elements are merged with the printed circuit board to form an integrated assembly that maintains structural support during manipulation. The PCB provides rigid support to the conductive traces and contact elements, preventing bending or breakage during maintenance operations while allowing the connector to be accessed and replaced as part of the motor assembly.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP4069932B1Method for manufacturing an electrical coupling for an awning device
Publication Date: 2026.03.11 RENSON NV
  • EP4069932B1 patent drawingFigure 1~2
  • EP4069932B1 patent drawingFigure 3
  • EP4069932B1 patent drawingFigure 4~5

AI summary

Method for manufacturing an awning device comprising a roll-up awning, an electric motor for rotating the roll-up awning, which motor is electrically supplied by one or more wires, a supply cable comprising one or more wires, an electrical coupling for coupling the wires of the supply cable to the wires of the motor, which coupling comprises a male and female component which can be coupled together electrically and mechanically, the male component comprises a printed circuit board (PCB) with at least one printed conductor, which at least one printed conductor is electrically coupled to at least one wire of a first of the motor and supply cable, wherein the female component comprises a printed circuit board (PCB) with at least one printed conductor, which at least one printed conductor is electrically coupled to at least one wire of the other of the motor and the supply cable.