Patent · US Active

High reliability high flow redundant trip block

US10119478B2 · kind B2 · utility

2Cited by

25References

11Claims

0Family size

Assignee

Woodward, Inc. · US

Inventors

John J. Been · Fort Collins, US
Michael Zrubek · Windsor, US
Jonathan P. Workman · Fort Collins, US

Key dates

Filing date	Jun 25, 2015
Grant date	Nov 6, 2018
Priority date	—
Expiry date	Nov 29, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16K27/04
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A trip block is provided. The trip block includes a single housing which commonly houses multiple valve assemblies. Each valve assembly includes a rotary valve member arrangement. The rotary valve member arrangement includes a spool and a sleeve with a predefined radial clearance between the spool and sleeve.

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