| 摘要 |
The present invention relates to a piston (10) for an internal combustion engine, the piston having a piston stem (14) and a piston head (13) with an encircling ring section (21) and with an encircling cooling duct (24) which is closed by a closure element (26), wherein an encircling recess (23) is formed between the piston head (13) and the piston stem (14). According to the invention, it is provided that the closure element (26) consists of at least two partial elements (27, 28), that each partial element (27, 28) has a radially aligned base plate (29) and at least one encircling collar (31) which is aligned axially on the outer edge (29a) of the base plate (29) and is accommodated in at least one outer fold (34) running below the ring section (21). |
