Patent ID: 8387770

Claim:
A charging telescope for charging a coke oven, the charging telescope having an inlet funnel vertically oriented and a telescope lower part, the telescope lower part being suspended with first hanging elements on an adjustable lifting device, wherein a tubular intermediate part is arranged between the inlet funnel and the telescope lower part, which tubular intermediate part is suspended in a movable manner on second hanging elements and surrounds the outlet cross section of the inlet funnel with enough free space to allow lateral compensating movements, wherein the tubular intermediate part has an annular flange sealed on an annular face of the inlet funnel, wherein the annular flange and the associated annular face of the inlet funnel extend in an essentially horizontal direction, and wherein the telescope lower part encloses a jacket of the tubular intermediate part, wherein a seal is arranged between the annular flange and the annular face of the inlet funnel, wherein the seal is configured as a hose or a membrane and wherein the interior of the hose or a space enclosed by the membrane is connected to a pressure source, wherein a pressure can be applied from the pressure source to the seal and wherein the seal is relieved of pressure during a downward or upward movement of the telescope lower part.