公开(公告)号：WO1996033359A1

公开(公告)日：1996-10-24

申请号：PCT/US1996005457

申请日：1996-04-18

Applicant: ENVIRONAMICS CORPORATION

Inventor： ENVIRONAMICS CORPORATION ,  ROCKWOOD, Robert, E.

IPC: F16J15/34

CPC classification number: F16J15/406 ,  F04D29/128 ,  F16J15/3484 ,  Y10S277/93

Abstract: A triple cartridge seal arrangement (41) is disclosed including a first seal (43) axially spaced from a pair of concentric seals (47). A passageway along a shaft defines a pressurized barrier chamber (71) that is filled with an inert barrier gas. A second barrier chamber (77) is defined between the concentric seals and is filled with a pressurized barrier liquid.

Abstract translation: 公开了一种三重密封件密封装置（41），包括与一对同心密封件（47）轴向间隔开的第一密封件（43）。 沿着轴的通道限定了填充有惰性阻挡气体的加压阻隔室（71）。 第二阻挡室（77）被限定在同心密封件之间并且填充有加压的阻挡液体。