Quick clamping device, sensor arrangement having a quick clamping device, and use of a quick clamping device

EP4508274C0Active Publication Date: 2026-04-29HITACHI RAIL GTS DEUTSCHLAND GMBH
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Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Patents
Current Assignee / Owner
HITACHI RAIL GTS DEUTSCHLAND GMBH
Filing Date
2023-04-12
Publication Date
2026-04-29

AI Technical Summary

Technical Problem

Conventional clamping devices for attaching rail monitoring elements to railway tracks are limited in their application, unable to mount sensors above rail sleepers and often require drilling into the rail, leading to reduced sensor compatibility and space constraints.

Method used

A quick-release clamping device with separate clamping units and curved brackets that can be adjusted along the rail's longitudinal axis, allowing flexible attachment and positioning over or between sleepers, eliminating the need for additional components like crossbeams, and ensuring secure fixation without reducing tool access.

Benefits of technology

Enables flexible and secure attachment of rail monitoring elements to various rail profiles, including above sleepers, with enhanced sensor compatibility and cost-effective manufacturing, while maintaining tool access and preventing electrical interference.

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