Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Welded – cemented or fused
Reexamination Certificate
2006-10-17
2006-10-17
Look, Edward K. (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Specific working member mount
Welded, cemented or fused
C228S125000, C228S155000
Reexamination Certificate
active
07121806
ABSTRACT:
A method of welding and an assembly formed thereby, according to which a first member is formed with a first thickness and a second thickness greater than the first thickness. The first member is welded to a second member and a toe is formed in at least one wall of the first member in that portion of the first member having the increased thickness.
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Johnson Donald Warren
Smith Tyn Suttle
Dresser-Rand Company
Edgar Richard A.
Look Edward K.
Michael & Best & Friedrich LLP
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