Heating press for vulcanizing a vehicle tire under a vacuum, - comprising a heating press upper part and a heating press lower part, wherein a container having the mold parts (14, 16, 17, 18, 21) of a vulcanizing mold and a cylindrical hood upper part enclosing said container are arranged on the heating press upper part, and wherein the heating press upper part and the heating press lower part are connected to the container in such a way that, when the heating press upper part is being lowered through a stroke that takes place in the axial direction, the mold parts (14, 16, 17, 18, 21) of the vulcanizing mold can be closed in the radial direction, - wherein the hood upper part is arranged fixedly on the heating press upper part, characterized in that - the diameter of the hood upper part is dimensioned such that said hood upper part can be pushed over the heating press lower part with a small clearance and said hood upper part has a length which is sufficient to form a closed hood interior space with the heating press lower part and heating press upper part when the vulcanizing mold is still open, - wherein at least one vacuum-tight seal is arranged on that surface at which the hood upper part, when the hood interior space is closed, is pushed over the heating press lower part, in order to make the closed hood interior space sealable in a vacuum-tight manner, wherein the seal is preferably arranged on the heating press lower part, - wherein, in the course of a first stroke (H 1), the heating press upper part can be moved in the axial direction in such a way that the hood upper part forms a vacuum-tight hood interior space with the heating press lower part, although the vulcanizing mold remains open in an air-permeable manner, - wherein a pump and a vacuum tank, by means of which a vacuum can be generated in the interior space of the hood after the first stroke (H 1), are provided, wherein the vacuum tank and the pump are connected to the interior space of the hood, and wherein the vacuum tank and the pump are connected to one another, and - wherein, in the course of a second stroke (H 2), the heating press upper part can be moved further in the axial direction in such a way that the vulcanizing mold can be completely closed under vacuum conditions in the interior space of the hood. - comprising a heating press upper part and a heating press lower part, wherein a container having the mold parts (14, 16, 17, 18, 21) of a vulcanizing mold and a cylindrical hood upper part enclosing said container are arranged on the heating press upper part, and wherein the heating press upper part and the heating press lower part are connected to the container in such a way that, when the heating press upper part is being lowered through a stroke that takes place in the axial direction, the mold parts (14, 16, 17, 18, 21) of the vulcanizing mold can be closed in the radial direction, - wherein the hood upper part is arranged fixedly on the heating press upper part, - the diameter of the hood upper part is dimensioned such that said hood upper part can be pushed over the heating press lower part with a small clearance and said hood upper part has a length which is sufficient to form a closed hood interior space with the heating press lower part and heating press upper part when the vulcanizing mold is still open, - wherein at least one vacuum-tight seal is arranged on that surface at which the hood upper part, when the hood interior space is closed, is pushed over the heating press lower part, in order to make the closed hood interior space sealable in a vacuum-tight manner, wherein the seal is preferably arranged on the heating press lower part, - wherein, in the course of a first stroke (H 1), the heating press upper part can be moved in the axial direction in such a way that the hood upper part forms a vacuum-tight hood interior space with the heating press lower part, although the vulcanizing mold remains open in an air-permeable manner, - wherein a pump and a vacuum tank, by means of which a vacuum can be generated in the interior space of the hood after the first stroke (H 1), are provided, wherein the vacuum tank and the pump are connected to the interior space of the hood, and wherein the vacuum tank and the pump are connected to one another, and - wherein, in the course of a second stroke (H 2), the heating press upper part can be moved further in the axial direction in such a way that the vulcanizing mold can be completely closed under vacuum conditions in the interior space of the hood.