The casting core (1) comprises six cylinders (2,2') which form two cylinder rows (10,10') in a V-arrangement. The core supports (3,3') are formed on the ring channels (9,9') of each cylinder row, and are connected to each other by a bridge (4,4'). An axial...

A turbine bucket (1100 includes an airfoil portion (112) having leading and trailing edges (114, 116); at least one radially extending cooling passage (130) within the airfoil portion (112), the airfoil portion (112) being joined to a platform at a radiall...

The piston (1) has a gudgeon pin bore (4) for accommodating a gudgeon pin (5) and a cooling channel (6) arranged in the region between the bore and a piston combustion surface (9), especially within an annular field (2). The cooling channel has at least on...