Laser shatterproof device

The self-supporting box body with flexible components and HEPA-filtered exhaust system addresses the inefficiencies of conventional devices by enabling easy assembly, consistent laser distance, and reduced storage needs, enhancing laser rust removal efficiency on railings.

JP7864405B1Active Publication Date: 2026-05-25RAY FORCE CO LTD
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Patent Information

Application Number
JP2025170679
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2025-10-09
Publication Date
2026-05-25
Estimated Expiration
2045-10-09

AI Technical Summary

Technical Problem

Conventional scattering prevention devices for laser rust removal on railings require complex scaffolding installation, hinder hand operation, and are cumbersome to transport and store, making efficient and space-efficient work difficult.

Method used

A self-supporting box body with flexible components and a HEPA-filtered exhaust system that encloses the work area, allowing easy assembly, disassembly, and storage, while enabling consistent laser distance and simultaneous operation from both sides.

Benefits of technology

Facilitates efficient laser rust removal by simplifying installation and removal of protective materials, maintaining consistent distance, and reducing storage space requirements, enhancing work efficiency on long objects like guardrails.

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Abstract

This invention provides a laser scattering prevention device that facilitates the installation and removal of protective coverings when removing rust, paint, and other materials using laser irradiation, and also enables the removal process to be carried out more efficiently. [Solution] A box-shaped structure 1 is constructed to enclose an object P and a worker Q who irradiates the object P with a laser. The box-shaped structure 1 has a rectangular top plate 1A. A pair of cover plates 1B are provided along both longitudinal edges of the top plate 1A in a bendable manner. A pair of reinforcing plates 1C are provided at both longitudinal ends of the top plate 1A in a bendable manner. A pair of opening / closing sheets 1D are provided on the lower side of the reinforcing plates 1C in an opening / closing manner. Connecting devices 2 are provided to connect each cover plate 1B and each reinforcing plate 1C. The box-shaped structure 1 is made self-supporting by the pair of cover plates 1B of the box-shaped structure 1 connected by the connecting devices 2. It is configured so that people can enter and exit the box-shaped structure 1 from the opening side covered by the opening / closing sheets 1D.
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