Patent · US Active

Valve sound reducing trim assembly with pressure relief mechanism

US8910661B2 · kind B2 · utility

5Cited by

7References

10Claims

0Family size

Assignee

Emerson Process Management Regulator Technologies, Inc. · US

Inventors

James Lyman Griffin, Jr. · McKinney, US
Matthew W. Hanusa · McKinney, US
Thomas L. Weyer · Friedrichshafen, DE
Daniel G. Roper · Lucas, US
Harold J. McKinney · Durant, US

Key dates

Filing date	Jan 3, 2013
Grant date	Dec 16, 2014
Priority date	—
Expiry date	Feb 24, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/86807
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A cage for a control valve trim assembly includes a cage body having an opening at one end and a wall extending from the opening, a plurality of cage openings disposed in the wall, and a pressure relief mechanism disposed in the cage wall.

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