Pumps – With muffler acting on pump fluid
Reexamination Certificate
2005-01-31
2009-08-25
Freay, Charles G (Department: 3746)
Pumps
With muffler acting on pump fluid
C181S238000
Reexamination Certificate
active
07578659
ABSTRACT:
A discharge muffler (20) in an HVAC&R system (100) includes a plurality of tubes (34, 38, 42) of predetermined length that are disposed at a predetermined spacing in substantially mutual axial alignment by a plate (30). The tubes (34, 38, 42) are secured adjacent to a compressor discharge (24) to minimize pressure reduction, improve flow characteristics and improve efficiency of the HVAC&R system (100).
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Bender James Edwin
Fox William Joseph
Miller Robert Stanley
Sleighter, Jr. Robert Clarence
Freay Charles G
McNees Wallace & Nurick LLC
York International Corporation
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