A drinking vessel having a bowl. The shape of the periphery of the bowl, in a horizontal cross-section, is not circular. The drinking vessel also has an axis of symmetry and a device for rotating the bowl about the axis of symmetry.
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1. A drinking vessel comprising: a bowl comprising: a top open portion;a bottom portion; anda bulge disposed between the top open portion and the bottom portion, the bulge defining a bulge area in which the bowl has a maximum horizontal diameter, wherein, in a horizontal cross-section in the bulge a
1. A drinking vessel comprising: a bowl comprising: a top open portion;a bottom portion; anda bulge disposed between the top open portion and the bottom portion, the bulge defining a bulge area in which the bowl has a maximum horizontal diameter, wherein, in a horizontal cross-section in the bulge area, the bowl has a peripheral shape that is not circular, wherein the bowl is tapered toward the top open portion such that a horizontal diameter at the top open portion is smaller than the maximum horizontal diameter, and wherein the bowl has a greater oblateness in the bulge area than in the top open portion;an axis of symmetry; anda device for rotating the bowl about the axis of symmetry,wherein the drinking vessel is rotationally symmetric about the axis of symmetry, andwherein the device for rotating the bowl is aligned with the axis of symmetry. 2. The drinking vessel according to claim 1, wherein the peripheral shape is oval. 3. The drinking vessel according to claim 2, wherein in the horizontal cross-section in which the inner periphery has a non-circular shape, an outer peripheral shape of the drinking vessel is circular. 4. The drinking vessel according to claim 2, wherein the shape of the outer periphery of the drinking vessel is circular in each horizontal cross-section, and wherein a wall thickness of the drinking vessel varies along a peripheral direction of the drinking vessel and along a height direction of the drinking vessel. 5. The drinking vessel according to claim 1, wherein the peripheral shape is elliptical. 6. The drinking vessel according to claim 1, wherein the drinking vessel has an upper rim which, in a horizontal cross-section, is circular. 7. The drinking vessel according to claim 1, wherein the drinking vessel has an upper rim which, in a horizontal cross-section, is oval or elliptical. 8. The drinking vessel according to claim 1, wherein, in a first side view, the drinking vessel has a first maximum horizontal inner diameter and, in a second side view, a second maximum horizontal inner diameter being different from the first maximum horizontal inner diameter, and wherein the first maximum horizontal inner diameter is larger by a factor of 1.05 to 2.5 than the second maximum horizontal inner diameter. 9. The drinking vessel according to claim 8, wherein a direction of the first view is perpendicular with respect to a direction of the second view and/or wherein each view is in a direction perpendicular to the axis of symmetry. 10. The drinking vessel according to claim 8, wherein the first maximum horizontal inner diameter is at the same height as the second maximum horizontal inner diameter, wherein the first maximum horizontal inner diameter and/or the second maximum horizontal inner diameter is/are arranged in a lower half of the bowl of the drinking vessel. 11. The drinking vessel according to claim 8, wherein, in the first view, at the upper rim or in a waist area the drinking vessel further has a first upper horizontal inner diameter or a first waist diameter which is smaller than the first maximum horizontal inner diameter and wherein said two differ from each other by a factor of 1.05 to 3. 12. The drinking vessel according to claim 1, wherein the drinking vessel is a glass or a wine glass. 13. The drinking vessel according to claim 1, wherein the drinking vessel comprises a bowl having a substantially constant thickness. 14. The drinking vessel according to claim 1, wherein the device for rotating the bowl is a stem or a stem without foot. 15. The drinking vessel according to claim 1, wherein the drinking vessel comprises a bowl, a stem and a foot. 16. The drinking vessel according to claim 1, wherein the drinking vessel comprises a stem and the stem has a first stem portion and a second stem portion which can be rotated relative to one another. 17. A drinking vessel, comprising: a bowl, the bowl comprising: a top open portion;a bottom portion; anda bulge disposed between the top open portion and the bottom portion, the bulge defining a bulge area in which the bowl has a maximum horizontal diameter, wherein the bowl is tapered toward the top open portion such that a horizontal diameter at the top open portion is smaller than the maximum horizontal diameter, and wherein the bowl has a greater oblateness in the bulge area than in the top open portion;a foot; anda stem extending from a bottom of the bowl, the stem comprising: an upper stem portion fixed to the bowl; anda lower stem portion fixed to the foot,wherein the upper stem and the lower stem are rotatable relative to each other about an axis of symmetry of the drinking vessel. 18. The drinking vessel according to claim 17, wherein the drinking vessel is rotationally symmetric about the axis of symmetry.
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