Patent ID: 9239122
Filing Date: 2016-01-19
CPC Classification: E21B,F16L

Claim Text:
1. A pipe assembly that includes first and second pipe sections extending along a pipe axis ( 16 ) and having pipe ends, including a first pipe end ( 20 ) that surrounds a second pipe end ( 22 ), and wherein said second pipe end has a first axially-extending groove ( 42 ) and said first pipe end has a first nib ( 40 A) that projects axially into said groove with an interference fit, wherein said groove is spaced a distance R from a radially outer surface ( 14 a ) of said second pipe end ( 22 ), and said groove is spaced a distance T from the radially inner surface of said second pipe end, where said distance T is greater than said distance R; wherein: said first pipe end has an inclined wall (