Gripping means for use with a unit insertable in a pipeline
OwnerHarald Syseinventor
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Abstract
The present invention related to gripping means for use with a unit (2) to be inserted into and held relative a pipeline (1), where the gripping means (3) comprises at least to gripping elements (300) arranged around the circumference of the main body (10) and formed with an outer surface (301) for contact with the internal wall of a pipeline. The outer surface of one gripping element in at least a part has a form giving two separate contact sections between the gripping element and an internal wall of a pipeline seen in a circumferential direction in an extended state of the gripping element.
Claims17
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A gripping means for use with a unit to be inserted into and held relative to a pipeline, said unit comprising a main body and an actuation means for actuating the gripping means between a retracted position and an extended position where the gripping means are in contact with an internal wall of the pipeline, wherein the gripping means have at least two gripping elements arranged around the circumference of the main body and each formed with an outer surface adapted for contact with the internal wall of a pipeline, wherein the outer surface has at least two separate contact sections between the gripping element and an internal wall of a pipeline as seen in a circumferential direction when the gripping element is in the extended position, each said contact section has a convex arc as seen in a circumferential direction and being radially spaced apart by a respective intermediate non-convex section.
Dependencies are inferred from the claim text.