PISTON FOR AN INTERNAL COMBUSTION ENGINE
First Claim
1. Piston (10, 110, 210) for an internal combustion engine, having a piston head (11, 111, 211) and a piston skirt, wherein the piston head (11, 111, 211) has a circumferential ring belt (15, 115, 215) as well as a circumferential cooling channel (16, 116, 216) in the region of the ring belt (15, 115, 215), having a cooling channel floor (17, 117, 217) and a cooling channel ceiling (18, 118, 218), wherein the cooling channel (16, 116, 216) has a narrowing (20, 120, 220).
1 Assignment
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Accused Products
Abstract
The invention relates to a piston (10, 110, 210) for an internal combustion engine, comprising a piston head (11, 111, 211) and a piston skirt, the piston head (11, 111, 211) having a circumferential ring section (15, 115, 215) and a circumferential cooling channel (16, 116, 216) in the region of the ring section (15, 115, 215). The cooling channel has a cooling channel floor (17, 117, 217) and a cooling channel ceiling (18, 118, 218). According to the invention, the cooling channel (16, 116, 216) has a narrowing (20, 120, 220).
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Citations
15 Claims
- 1. Piston (10, 110, 210) for an internal combustion engine, having a piston head (11, 111, 211) and a piston skirt, wherein the piston head (11, 111, 211) has a circumferential ring belt (15, 115, 215) as well as a circumferential cooling channel (16, 116, 216) in the region of the ring belt (15, 115, 215), having a cooling channel floor (17, 117, 217) and a cooling channel ceiling (18, 118, 218), wherein the cooling channel (16, 116, 216) has a narrowing (20, 120, 220).
Specification