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US 3,987,738 AGranted
Seal for a traveling grate
AssigneePolysius AG
InventorReinhard Korting
Life of this patent
Estimating the term…
Abstract
A grate chain with a plurality of chain members hingedly joined together by bolts and having lateral edge plates with outwardly directed slide lips by which they are sealingly supported in the traveling grate housing.
Claims5
In a traveling grate construction having a housing through which an endless grate chain is movable, the improvement comprising sealing lips carried by said chain and projecting outwardly from opposite sides thereof, each of said sealing lips having a generally vertically disposed sealing surface;
- sealing means supported by said housing at opposite sides of said chain for movements into and out of engagement with said sealing surface of the associated sealing lip;
- and means biasing each of said sealing means into engagement with the associated sealing lip.
Dependencies are inferred from the claim text.