Pre-installed handrail for temporary scaffolding
The temporary scaffolding handrail employs a U-shaped hook fitting and diagonal bracing members with a weight-induced biasing mechanism and locking feature to ensure early and secure engagement with latching fittings, addressing loose latching issues in conventional designs.
JP2026086068AActive Publication Date: 2026-05-26FUKUZAWA CO LTD +1
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- FUKUZAWA CO LTD
- Filing Date
- 2024-11-14
- Publication Date
- 2026-05-26
AI Technical Summary
Technical Problem
Conventional temporary scaffolding handrails require bracing members to be rotated to position the latching piece for interference, leading to loose latching when not rotated.
Method used
A temporary scaffolding handrail with a U-shaped hook fitting and diagonal bracing members, featuring a hook member that swings between positions to engage with latching fittings earlier, using a weight portion for biasing and a locking mechanism to maintain the engaged position.
Benefits of technology
The hook is positioned at the interference location earlier, ensuring secure attachment without loose latching, facilitated by a weight-induced biasing mechanism and locking feature.
✦ Generated by Eureka AI based on patent content.
Smart Images

Figure 2026086068000001_ABST
Abstract
This invention provides a pre-positioned handrail for temporary scaffolding that allows the hook to be positioned at the interference point earlier than conventional designs. [Solution] The lower side of the hook member 32 has a hook 36 that protrudes so as to be able to lock onto the lower surface of the upper latching fitting 70. When the hook member 32 is in the first position, the hook 36 does not interfere with the upper latching fitting 70, and when the hook member 32 is in the second position, it is positioned in an interfering position below the lower surface of the upper latching fitting 70. As the latch portion 30 transitions to engaging with the upper latching fitting 70, the hook member 32 swings from the first position to the second position by sliding against the upper surface of the upper latching fitting 70. As a result, the hook is positioned in the interfering position earlier.
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