Camshaft

Abstract

A camshaft of an internal combustion engine may include at least one function device connected therewith via a shaft-hub connection. The function device may include at least two different function elements each operable for different function

1 . A camshaft of an internal combustion engine, comprising: at least one function device connected therewith via a shaft-hub connection, wherein the function device includes at least two different function elements each operable for different functions. 
     
     
         2 . The camshaft according to  claim 1 , wherein the function device couples to the camshaft via at least one of a thermal joining fit and a longitudinal press fit. 
     
     
         3 . The camshaft according to  claim 1 , wherein at least one function element is at least one of a gear wheel, a coupling gear wheel, a cam, a pump actuating device, an encoder wheel, a belt pulley, a coupling, an Oldham coupling, and a chain wheel. 
     
     
         4 . The camshaft according to  claim 1 , wherein the function device is formed in one piece as a one-piece sintered component. 
     
     
         5 . The camshaft according to  claim 1 , wherein the individual function elements of the function device are fixedly connected to one another via at least one of welding, soldering, screwing and gluing together. 
     
     
         6 . The camshaft according to  claim 5 , wherein the individual function elements of the function device comprise positioning aids, wherein the positioning aids allow fixing of the individual function elements to one another in a predefined angular position. 
     
     
         7 . The camshaft according to  claim 6 , wherein the positioning aids are at least one of formed as single flat and as multiple flat, in particular as one of a two-flat and a triple-flat. 
     
     
         8 . A function device of a camshaft, comprising: at least two different function elements fulfilling different functions, wherein the function device is at least one of formed in one piece as a one-piece sintered component and the individual function elements of the function device are connected to one another in a fixed manner via at least one of welded, soldered, screwed and glued together. 
     
     
         9 . The function device according to  claim 8 , wherein at least one function element includes at least one of a gear wheel, a coupling gear wheel, a cam, a pump actuating device, an encoder wheel, a belt pulley, a coupling, an Oldham coupling, and a chain wheel. 
     
     
         10 . (canceled) 
     
     
         11 . The camshaft according to  claim 2 , wherein at least one function elements is at least one of a gear wheel, a coupling gear wheel, a cam, a pump actuating device, an encoder wheel, a belt pulley, a coupling, an Oldham coupling, and a chain wheel. 
     
     
         12 . The camshaft according to  claim 3 , wherein the individual function elements of the function device are fixedly connected to one another via at least one of welding, soldering, fastening, screwing, and gluing together. 
     
     
         13 . The camshaft according to  claim 12 , wherein the individual function elements of the function device comprise positioning aids, wherein the positioning aids allow fixing of the individual function elements to one another in a predefined angular position. 
     
     
         14 . The camshaft according to  claim 13 , wherein the positioning aids are at least one of formed as single flat and as multiple flat. 
     
     
         15 . The camshaft according to  claim 14 , wherein the multiple flat is at least one of two-flat and triple flat. 
     
     
         16 . The function device according to  claim 8 , wherein the individual function elements of the function device comprise positioning aids, wherein the positioning aids allow fixing of the individual function elements to one another in a predefined angular position. 
     
     
         17 . The function device according to  claim 16 , wherein the positioning aids are at least one of formed as single flat and as multiple flat. 
     
     
         18 . The function device according to  claim 17 , wherein the multiple flat is at least one of two-flat and triple-flat. 
     
     
         19 . The function device according to  claim 9 , wherein the individual function elements of the function device comprise positioning aids, wherein the positioning aids allow fixing of the individual function elements to one another in a predefined angular position. 
     
     
         20 . The function device according to  claim 19 , wherein the positioning aids are at least one of formed as single flat and as multiple flat, and wherein the multiple flat includes at least one of two-flat and triple-flat.