Design of a noise suppression wedge for a butterfly outflow...

Valves and valve actuation – With material guide or restrictor – Movable or resilient guide or restrictor

Reexamination Certificate

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Details

C251S305000

Reexamination Certificate

active

07815163

ABSTRACT:
A noise suppression wedge for a butterfly valve comprises a wedge-shaped structure having a plurality of fingers and a plurality of slots. The noise suppression wedge is positioned in contact with the butterfly plate and reduces noise by disrupting the flow through the valve.

REFERENCES:
patent: 3238955 (1966-03-01), Lassiter, Jr.
patent: 3298677 (1967-01-01), Anderson
patent: 3960177 (1976-06-01), Baumann
patent: 4243203 (1981-01-01), Mack
patent: 5465756 (1995-11-01), Royalty et al.
patent: 5881995 (1999-03-01), Tse et al.
patent: 6116541 (2000-09-01), Chuang et al.
patent: 6338468 (2002-01-01), Ogawa et al.
patent: 6354267 (2002-03-01), Kotchi et al.
patent: 6824119 (2004-11-01), Conley et al.
patent: 7077383 (2006-07-01), Dreisilker et al.
patent: 2006/0214128 (2006-09-01), Horner et al.
patent: 1065361 (2001-01-01), None
patent: 1408263 (2004-04-01), None
patent: 1705409 (2006-09-01), None
patent: 2381043 (2003-04-01), None
patent: 2001-020761 (2001-01-01), None
patent: WO 02/14721 (2002-02-01), None
European Search Report dated Dec. 3, 2009.

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