Patent ID: 9476522
Filing Date: 2016-10-25
CPC Classification: F16L,Y10T

Claim Text:
1. A sealing apparatus for use in sealing a pipe, the sealing apparatus comprising: a sealing membrane adapted to engage a pipe; first and second retaining members configured for location about the sealing membrane, wherein each of the first and second retaining members comprise a plurality of plates; and a closure member arrangement for securing the first and second retaining members together to retain sealing engagement between the sealing membrane and the pipe, wherein said closure member arrangement of said sealing apparatus comprises a plurality of tension members, said tension members comprising pivot arms adapted for location between the plates of the first and second retaining members, said pivot arms being rotationally mounted to the first retaining member and configurable to pivot relative to the first retaining member to engage the second retaining member to secure the retaining members together, wherein a distal end of each of said pivot arms comprises a boss portion which axially overlaps a plate of said second retaining member on engagement between said first and second retaining members, said boss portion defining part of a taper wedge connection between said pivot arm and the second retaining member.