Pipe joints or couplings – Ball and socket
Reexamination Certificate
2006-09-21
2011-11-01
Bochna, David E (Department: 3679)
Pipe joints or couplings
Ball and socket
C285S274000, C285S272000
Reexamination Certificate
active
08047578
ABSTRACT:
A pipe joint arrangement, which is intended for enabling one or more angular deflections successive in a longitudinal direction along an elongated pipeline in one or more planes. A joining piece is connectible with pipeline sections to be coupled with each other successively in the longitudinal direction and includes of frame elements locked to each other in a longitudinal direction and provided therebetween a swivel member with a substantially cylindrical or spherical swiveling face for enabling movement of the frame elements by rotating the same relative to each other with respect to one or more axes of rotation.
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PCT/ISA/210—International Search Report—Apr. 25, 2007.
PCT/ISA/237—Written Opinion of the International Searching Authority—Apr. 25, 2007.
Bochna David E
Franklin Eric J.
Venable LLP
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