VALVE

1 . A valve, comprising a valve housing with a valve chamber, wherein the valve chamber has a chamber wall into which at least one fluid channel opens, wherein a valve core is mounted in the valve chamber, wherein the valve core is provided with a channel structure which interacts with the fluid channel, wherein a seal is allocated to the fluid channel, the seal having a sleeve-shaped retaining body, wherein the retaining body is arranged in the fluid channel, wherein a sealing body is arranged on one end face of the retaining body, and wherein the sealing body has a curved sealing contour which points in the direction of the valve core.

2 . The valve according to claim 1 , wherein the sealing body is bent in a collar-shaped manner.

3 . The valve according to claim 1 , wherein a section of the sealing body is bent in a U-shaped manner, wherein the section bears sealingly against the valve core.

4 . The valve according to claim 1 , wherein the seal is formed from a dimensionally stable plastic.

5 . The valve according to claim 1 , wherein the seal is formed from a tough-hard plastic.

6 . The valve according to claim 1 , wherein the seal is formed in one piece.

7 . The valve according to claim 1 , wherein the seal is formed from thermoplastic material.

8 . The valve according to claim 1 , wherein the free end of the sealing body points in the direction of the chamber wall.

9 . The valve according to claim 8 , wherein the free end of the sealing body bears against the chamber wall.

10 . The valve according to claim 1 , wherein the valve core is floatingly mounted in the fluid channel.

11 . The valve according to claim 3 , wherein the sealing body is bent in an S-shaped manner between the free end and the U-shaped section.

12 . The valve according to claim 1 , formed as a rotary valve, wherein the valve core is rotatably mounted in the valve chamber.

13 . The valve according to claim 1 , formed as a switching valve or as a proportional valve.