Joint fittings
The elastic joint fitting with a C-shaped base and insertion parts addresses the complexity and safety issues of existing fittings by enabling easy, secure, and cost-effective installation of handrails and fences in confined spaces.
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- CK METALS CO LTD
- Filing Date
- 2024-11-22
- Publication Date
- 2026-06-03
AI Technical Summary
Existing joint fittings for temporary handrails and fences in underground work are cumbersome to install, costly, and pose safety hazards due to protruding parts, necessitating additional covers which complicate usability and maintenance.
A joint fitting made of an elastic material with a C-shaped base and insertion parts, featuring locking and buckling suppression mechanisms, allowing easy connection and secure attachment without bolts or nuts, and minimizing protrusions.
The joint fitting facilitates quick and cost-effective installation with enhanced usability and safety by reducing the number of parts and eliminating protruding elements, thus simplifying maintenance and improving worker safety.
Smart Images

Figure 2026090944000001_ABST