Patent ID: 6523866
Filing Date: 2003-02-25
Classification: F16L,Y10T

Abstract:
A clamp device for a flanged connection, comprising:a plurality of arcuate segments containing a first arcuate segment and a last arcuate segment, wherein said first arcuate segment has a first base protrusion extending therefrom and said last arcuate segment has a second base protrusion extending therefrom; a rocking bolt assembly coupled to said first base protrusion, said rocking bolt assembly including, a threaded rod; a shaft having a first end and a second end, wherein said first end of said shaft terminates with an enlarged head and said second end of said shaft is coupled to said threaded rod with at a pivot; a nut for engaging said threaded rod; at least one spring disposed between said first end of said shaft and said first base protrusion for applying a predetermined tension force to said shaft, when said at least one spring is compressed.