Electromechanical fastening and unfastening mechanism

The electromechanical screw mechanism addresses the challenge of automated screw tightening and loosening, particularly in hard-to-reach areas, by using an internal motor and electromagnetic induction, offering wireless and direct electrical operation for enhanced control and efficiency.

WO2026115458A1PCT designated stage Publication Date: 2026-06-04ALBUREI YOUSUF HASSAN ABDULLA NOOR

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
ALBUREI YOUSUF HASSAN ABDULLA NOOR
Filing Date
2025-11-26
Publication Date
2026-06-04

AI Technical Summary

Technical Problem

Existing fastening technologies fail to provide efficient and automated means for tightening and loosening screws, especially in difficult-to-reach locations, and lack self-operating screws that can be controlled remotely.

Method used

An electromechanical screw mechanism incorporating an internal motor and receiving coil that rotates automatically via electromagnetic induction or direct electrical connection, with manual operation as an alternative, allowing for wireless or direct electrical activation.

Benefits of technology

Enables efficient and precise control over screw fastening and loosening, especially in confined spaces, with the ability to operate multiple screws simultaneously or individually, enhancing accessibility and efficiency.

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Abstract

The invention relates to an electromechanical fastening and unfastening mechanism operable through electromagnetic induction, direct electrical connection, or manual engagement. The mechanism comprises a cylindrical body having spiralling protrusions that enable axial displacement upon rotation, and a screw head including a central head fixed to the body and a rotatable outer ring supported by a bearing. The outer ring houses an electromagnetic receiving coil configured to receive energy from a transmitting coil of a specialized screwdriver. A motor located in the central head converts the received electrical energy into rotational motion to tighten or loosen the screw. The screw further includes tool-engagement grooves for optional manual operation. The system also supports direct wired activation and may operate multiple screws simultaneously when placed within an electromagnetic field. Certain embodiments include an internal battery and control circuitry for remote operation.
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