Turbines

Claim 1

A STATIONARY STRUCTURE FOR AN AXIAL FLOW ROTARY MACHINE, WHICH STRUCTURE COMPRISES AN ANNULAR LINER, A PLATFORM RING MEMBER CARRYING STATOR BLADES AND ABUTTING ONE AXIAL END OF THE ANNULAR LINER TO FORM AN ASSEMBLY WHICH DEFINES A WALL OF A PASSAGE FOR THE WORKING FLUID, AN ANNULAR SUPPORTING MEMBER DISPOSED COAXIALLY WITH SAID ASSEMBLY AND RADIALLY SPACED FROM SAID ASSEMBLY ON THE SIDE THEREOF REMOTE FROM THE WORKING FLUID, SAID SUPPORTING MEMBER HAVING A RING OF PROJECTIONS EXTENDING RADIALLY TOWARDS SAID ANNULAR LINER AND SAID ANNULAR LINER HAVING ADJACENT ONE AXIAL END ONLY THEREOF A RING OF PROJECTIONS WHICH ARE IN AXIAL ALIGNMENT WITH BUT OFFSET FROM THE PROJECTIONS ON THE SUPPORTING MEMBER AND WHICH HAVE RADIALLY-EXTENDING SLOTS THEREIN, AND AXIALLYEXTENDING PINS MOUNTED IN THE PROJECTIONS ON THE SUPPORTING MEMBER AND HAVING FLAT-SIDED PORTIONS WHICH EXTEND INTO, AND ENGAGE THE SIDES OF, THE SLOTS IN THE PROJECTIONS ON THE ANNULAR LINER SO THAT THE ANNULAR LINER IS SUPPORTED BY ONE END ONLY BY THE PINS ON THE SUPPORTING MEMBER AGAINST FORCES PERPENDICULAR TO THE AXIS OF SAID STRUCTURE, THE RING MEMBER HAVING PARTS WHICH PROJECT TOWARDS THE SUPPORTING MEMBER, WHICH PREVENT THE PINS FROM DISENGAGING FROM THE SLOTS, AND WHICH HAVE AXIALLY-EXTENDING TONGUE-AND-SLOT ENGAGEMENT WITH THE PRO JECTIONS ON THE ANNULAR LINER SO THAT THE ANNULAR LINER CARRIES THE RING MEMBER, AND SAID SUPPORTING MEMBER PROVIDING AN AXIAL ABUTMENT FACING THE END OF THE RING MEMBER REMOTE FROM THE ANNULAR LINER FOR HOLDING THE RING MEMBER IN ENGAGEMENT WITH THE ANNULAR LINER.