Curling stone

Abstract

A curling stone ( 10 ) having a running surface ( 28 ) is made of a ceramic material. The curling stone ( 10 ) has a base body ( 12 ) and at least one insert part ( 14 ) connected therewith, and the running surface ( 28 ) is formed on the insert part ( 14 ) made of ceramic material. The insert part ( 14 ) is bonded to the base body ( 12 ) by material-fit and/or form-fit and/or force-fit connection.

1 - 11 . (canceled) 
     
     
         12 . A curling stone having a running surface, wherein the running surface comprises a ceramic material. 
     
     
         13 . A curling stone according to  claim 12 , comprising:
 a base body; and   an insert part connected with said base body;   wherein the curling stone has a running surface; wherein the running surface is formed from the insert part and is made of ceramic material, wherein the at least one insert part is bonded to the base body by a material-fit, and/or form-fit and/or force-fit connection.   
     
     
         14 . A curling stone according to  claim 13 , wherein the insert part comprises an oxide ceramic material. 
     
     
         15 . A curling stone according to  claim 14 , wherein the at least one insert part is composed of an aluminum oxide ceramic. 
     
     
         16 . A curling stone according to  claim 14 , wherein the at least one insert part is composed of a mixed ceramic material. 
     
     
         17 . A curling stone according to  claim 13 , wherein the base body is designed with a recess for the corresponding insert part. 
     
     
         18 . A curling stone according to  claim 17 , wherein the insert part is fixed in the corresponding recess of the base body with use of a glue. 
     
     
         19 . A curling stone according to  claim 17 , wherein the insert part is fixed in the corresponding recess of the base body by means of a screw-connection. 
     
     
         20 . A curling stone according to  claim 19 , wherein the screw connection is provided at the same time for fixing in place a handle projecting from the curling stone. 
     
     
         21 . A curling stone according to  claim 12 , wherein the base body is composed of natural stone, preferably granite, or an alternative material such as metal, glass, plastic or wood. 
     
     
         22 . A curling stone according to  claim 12 , wherein the base body comprises at least one receiving compartment or at least one pocket and/or at least one storage compartment for at least one electronic circuit.