Pipes and tubular conduits – Flexible – Spirally wound material
Reexamination Certificate
2005-12-19
2010-02-16
Song, Hoon (Department: 2882)
Pipes and tubular conduits
Flexible
Spirally wound material
C378S203000
Reexamination Certificate
active
07661445
ABSTRACT:
This disclosure concerns cathode assemblies. In one example, a shielded cathode assembly for use in an x-ray tube includes an electron source and a cathode head within which the electron source is at least partially disposed. The cathode head is made from an x-ray shielding material.
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Song Hoon
Varian Medical Systems Inc.
Workman Nydegger
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