System for the wireless measurement of an aircraft tyre pressure
Aircraft tire pressure monitoring is enhanced by using low-energy Bluetooth sensors with variable frequency interrogation, addressing battery lifespan issues and simplifying installation, thereby extending system autonomy and reducing mass.
WO2026146265A1PCT designated stage Publication Date: 2026-07-09SAFRAN LANDING SYSTEMS
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- SAFRAN LANDING SYSTEMS
- Filing Date
- 2025-12-22
- Publication Date
- 2026-07-09
AI Technical Summary
Technical Problem
Current aircraft tire pressure monitoring systems using wireless sensors face limitations due to battery lifespan issues, necessitating frequent battery changes or larger battery sizes, and require complex electrical connections.
Method used
A wireless pressure measurement system utilizing low-energy Bluetooth sensors with an interrogation module that requests pressure measurements at variable frequencies based on aircraft operating conditions, eliminating the need for bulky batteries and reducing energy consumption.
Benefits of technology
The system extends battery life, reduces system mass and installation complexity, and enables long-term missions without battery replacement, while maintaining precise measurement capabilities.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure FR2025051220_09072026_PF_FP_ABST
Abstract
Disclosed is a system for measuring pressure in a tyre (116, 122) of an aircraft (110), comprising: - at least one wireless pressure sensor (126) intended to be placed on a wheel (114, 120) of the aircraft, the wireless pressure sensor being a Bluetooth low-energy sensor; - an interrogation module (140, 150) of the wireless pressure sensor; and - a wireless communication system (1121, 1122, 1123, 1124) between the wireless pressure sensor and the interrogation module, characterized in that the interrogation module is configured to request a pressure measurement from the wireless pressure sensor at a variable frequency, depending on conditions of use of the aircraft.
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