Damper root ring

Details Damper root ring Damper root ring

2007-08-15

2009-10-20

Bochna, David E (Department: 3679)

Pipe joints or couplings

Flexible joint, rigid members

Bellows

C285S009100, C029S454000

Reexamination Certificate

active

07604259

ABSTRACT:
A damper that provides damping to the motion caused by flow induced vibration of a bellows type expansion joint. The damper is at least partially filled with a damping medium and located at a root region of the bellows type expansion joint convolutions. The damper is manufactured in segments which have an attachment structure therebetween to facilitate retrofitting of the damper to various conduits that are experiencing or are expected to experience flow induced vibration.

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patent: 6631928 (2003-10-01), Sakata
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