Gravity flow isolation device

F - Mech Eng,Light,Heat,Weapons – 16 – L

Patent

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Details

F16L 55/10 (2006.01) F16L 55/11 (2006.01) F16L 55/18 (2006.01)

Patent

CA 2586669

A device for isolating at least a portion of a pipe from fluid flowing therethrough. The device having a body (1) that is at least partially insertable into the pipe. An external surface of the body is adapted to abut with an inner surface of the pipe to substantially prevent fluid flowing therethrough. At least one valve element (10) is arranged within the body (1) and is selectively openable and closable to permit fluid to flow through the body to facilitate removal of the body from the pipe.

La présente invention décrit un dispositif pour isoler au moins une partie d~un tuyau par rapport à un fluide s~écoulant à travers celui-ci. Le dispositif comporte un corps (1) qui peut être inséré au moins partiellement dans le tuyau. Une surface externe du corps est adaptée pour prendre appui contre une surface interne du tuyau afin d~empêcher sensiblement le fluide de s~écouler à travers celui-ci. Au moins un élément de vanne (10) est agencé à l~intérieur du corps (1) et peut être ouvert et fermé de façon sélective pour permettre au fluide de s~écouler à travers le corps afin de faciliter le retrait du corps à partir du tuyau.

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