Patent · US Active

Ring-closures in fault trees

US11144379B2 · kind B2 · utility

0Cited by

2References

16Claims

0Family size

Assignee

Siemens Industry Software Ltd. · US

Inventors

Kai Höfig · Hersbruck, DE
Jonathan Menu · Rotselaar, BE
Marc Zeller · Hersbruck, DE

Key dates

Filing date	May 8, 2019
Grant date	Oct 12, 2021
Priority date	—
Expiry date	Dec 19, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG05B2219/42227
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Modeling a multi-component control or actuator system using a fault tree is provided, which solves the problem of ring closures included in a fault tree. To identify ring closures, failure propagation paths are back-traced and is checked if the respective failure propagation path forms a ring closure.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.