Relating To Pump Seal Assemblies

Abstract

A housing for a seal assembly of a pump, the housing comprising a main body having a wall section with inner and outer sides, and a bore extending through the main body between the inner and outer sides, a holder protruding from the inner side of the main body, the holder having an outer edge and a bearing face which is inclined inwardly towards the inner side, and extending from the outer edge towards the bore. There is also disclosed a lifting device for use with the housing.

1 . A housing for a seal assembly of a pump, the housing comprising a main body having a wall section with inner and outer sides, and a bore extending through the main body between the inner and outer sides, a holder protruding from the inner side of the main body, the holder having an outer edge and a bearing face which is inclined inwardly towards the inner side, and extending from the outer edge towards the bore so as to be able to support the housing in a clamped fashion. 
     
     
         2 . A housing according to  claim 1 , wherein the holder is in the region of the bore. 
     
     
         3 . A housing according to  claim 1 , wherein the holder comprises an annular ring in the region of the bore and protruding away from the inner side, the bearing face comprising an annular face on the ring which tapers away from the inner side. 
     
     
         4 . A housing according to  claim 1 , wherein the main body includes a radially inwardly extending annular flange extending into the bore at an end thereof adjacent the inner side. 
     
     
         5 . A housing according to  claim 1 , wherein the holder is securable to or integral with the main body. 
     
     
         6 . A housing according to  claim 1 , wherein the main body includes a central section with the bore extending therethrough, the wall section extending generally radially from one end of the central section. 
     
     
         7 . A housing according to  claim 6 , wherein the bore is adapted to receive a shaft and/or shaft sleeve therethrough, the bore being dimensioned so that there is an annular space between the shaft and/or shaft sleeve and an inner wall of the central section. 
     
     
         8 - 12 . (canceled) 
     
     
         13 . A housing according to  claim 1 , wherein the bearing face is configured so as to provide at least three spaced apart engagement points. 
     
     
         14 - 15 . (canceled) 
     
     
         16 . A housing according to  claim 13 , wherein the holder is in the region of the bore. 
     
     
         17 . A housing according to  claim 13 , wherein the holder comprises an annular ring in the region of the bore and protruding away from the inner side, the bearing face comprising an annular face on the ring which tapers away from the inner side.