摘要 |
A piston (100) for an internal combustion engine includes a piston body forming a crown portion (102) and a skirt portion (104), the skirt portion (104) including a bore that is arranged to receive a pin for connecting the piston (100) to a connecting rod, the crown portion (102) forming a bowl (110) surrounded by a flat crown surface (112) having an annular shape and disposed along a plane, the bowl (110) and the flat crown surface (112) meeting along a circular edge surrounding a rim (212) of the bowl (110), and an airfoil surface (200) formed in the flat crown surface (112), the airfoil surface (200) having a convex shape and extending annularly around the rim (212) of the bowl (110). |
申请人 |
CATERPILLAR INC. |
发明人 |
SUBATCH, JAMES A.;KATARI, ASHUTOSH;LULLA, NIKHIL O.;COULIER, SCOTT P.;ROWAN, MATTHEW I.;WEBER, JAMES C.;ZOZ, STEVEN C. |