Work machine

The working machine addresses misalignment issues by using a motor-driven engagement system with precise control, enhancing operational reliability and convenience.

EP4609994A1Pending Publication Date: 2025-09-03KOKI HLDG CO LTD
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Patent Information

Application Number
EP2023882639
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-04-28
Filing Date
2023-10-24
Publication Date
2025-09-03

AI Technical Summary

Technical Problem

The existing driver mechanism is prone to misalignment between the pin and rack due to jammed nails or rebound from hard materials, leading to potential damage and reduced convenience.

Method used

A working machine with a motor, striking portion, biasing portion, rotating portion, and control unit that ensures precise engagement and disengagement between the striking portion and rotating portion, using engagement portions along specific directions and a control unit to determine and correct misalignment.

Benefits of technology

Enhances the convenience of the working machine by preventing misalignment and damage to components, ensuring reliable operation.

✦ Generated by Eureka AI based on patent content.

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Abstract

To improve convenience of a working machine. A driver 10 includes a striking portion 12, a pin wheel 50 that rotates by a driving force of an electric motor, and a control unit that controls the electric motor. The pin wheel 50 has a plurality of rotating portion-side engagement portions, and the striking portion 12 has a plurality of striking portion-side engagement portions. The striking portion 12 moves upward when the pin wheel 50 rotates in an engaged state where the rotating portion-side engagement portion and the striking portion-side engagement portion is engaged with each other. The control unit determines whether or not the plurality of striking portion-side engagement portions and the plurality of rotating portion-side engagement portions have a predetermined engagement relationship in a striking operation.
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Citation Information

Patent Citations

  • Driving machine

    WO2018180082A1