Seal for a regenerative heat-exchanger

A seal for gas channels of a regenerative heat-exchanger, the gas channels leading to a rotatable disk-shaped storage body means arranged in an interior space of a housing means surrounding the gas channels and the storage body means, the seal comprises a sealing bar means abutting with a slide layer thereof at the storage body means and a sealing diaphragm means extending obliquely over a gap between the sealing bar means and an oppositely disposed wall of the housing means, the sealing diaphragm means having an edge abutting at the oppositely disposed wall of the housing means, characterized in that a support means is provided for supporting said sealing diaphragm means, said support means is provided with notches and includes a pair of leg means forming an acute angle in cross section, one of said pair of leg means abuts substantially flat at the sealing bar means and is secured thereat within the area of an edge opposite an apex of the acute angle, the other of said pair of leg means having the sealing diaphragm means secured at an inside surface thereof, said sealing diaphragm means including individual sealing lamella means which mutually overlap between two adjacent notches of the support means, and in that angularly bent leaf spring means are provided within an area of overlap of the individual lamella means for forcing said lamella means against the support means.