A pivoting chain guide and tensioner assembly for use with an endless chain loop comprising: at least one bracket plate, a tensioner attached to the at least one bracket plate, and a guide attached to the bracket plates. A method and an electrode for making such a cooling channel. In the closed position, with the telescoping section positioned into the main shelf piece, the rod is extended to fit in a given space between 2 supports. A lithium secondary battery including the 3V class spinel oxide has a constant plateau at a potential of 3V and shows superior cycle characteristics. The MPC module selects the set of possible target values from multiple sets of possible target values based on the cost.