Patent ID: 11906051
Assignee: NISSAN NORTH AMERICA, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. An internal combustion engine; comprising:
a combustion chamber having a bore wall;
a piston configured to move relative to the bore wall; and
a plurality of piston rings provided to the piston, each of the piston rings having a main body that is circular, each of the pistons rings further having a stopper that protrudes from the main body,
the plurality of piston rings including a first ring that is a seal ring,
the first ring including a first main body that has a first gap,
the first ring further including a first stopper that protrudes from the first main body at a location circumferentially offset of the first gap,
the plurality of piston rings including a second ring that is a temperature ring,
the second ring including a second main body that has a second gap, the second ring further including a second stopper that protrudes from the second main body at a location circumferentially offset of the second gap,
the second gap being circumferentially offset of the first gap along a center axis of the piston, the second stopper being circumferentially offset of the first stopper along the center axis of the piston.