TURBINE BLADE AND GAS TURBINE WITH THIS BLADE Russian patent published in 2008 - IPC F01D5/22 

FIELD: machine building.

SUBSTANCE: turbine blade incorporates an edge and a platform arranged along the blade axis, the said platform being made on the blade edge base and crossing the blade axis. The platform is formed by the first spring-flexible sheet part fitting partially tightly on the thrust block furnished on the blade edge. The aforesaid part fits tightly on the following thrust block arranged on the adjacent turbine blade. The second invention of the set covers the gas turbine incorporating a flowing channel arranged along its axis and furnished with annular crosswise section for working medium and a second blades rim arranged after the first one along the turbine axis. The aforesaid rim incorporates a set of circular turbine blades entering radially the turbine blade flowing channel protected by this invention.

EFFECT: simple and reliable sealing of blade-to-blade allowing a relative motion of adjacent blades edges.

14 cl, 2 dwg