Heat responsive valve and heat responsive manifold for fluids, with thermal bypass and integral overpressure relief function

The heat responsive control valve and manifold with Nitinol actuation address the challenge of safe and efficient fluid control under varying conditions by providing integral overpressure relief and rapid response, ensuring reliable operation in diverse applications.

WO2026136333A1PCT designated stage Publication Date: 2026-06-25AUSCO INC

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
AUSCO INC
Filing Date
2025-12-16
Publication Date
2026-06-25

AI Technical Summary

Technical Problem

Existing fluid control systems lack effective mechanisms for long-term, safe operation under varying temperature and pressure conditions, particularly in applications requiring precise control and overpressure relief.

Method used

A heat responsive control valve and manifold utilizing a shape-memory metal alloy, such as Nitinol, with a retractable poppet stem and thermal actuator, allowing for four operational configurations to manage fluid flow and provide integral overpressure relief.

Benefits of technology

Ensures safe and efficient fluid control across varying conditions, including rapid response times and protection against overpressure, enhancing the reliability and safety of fluid control systems.

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Abstract

Disclosed are heat responsive control valves, and heat responsive control manifolds, having thermal bypass and integral overpressure relief functionality, as well as methods for their use.
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