US 11,988,131 B1
Engine
Tomoya Oshima, Susono (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-Ken (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken (JP)
Filed on Sep. 15, 2023, as Appl. No. 18/467,725.
Claims priority of application No. 2022-174503 (JP), filed on Oct. 31, 2022.
Int. Cl. F02F 1/36 (2006.01); F01P 3/02 (2006.01); F02F 11/00 (2006.01)
CPC F01P 3/02 (2013.01) [F02F 11/002 (2013.01); F01P 2003/024 (2013.01)] 2 Claims
OG exemplary drawing
 
1. An engine comprising:
a cylinder block including a water jacket;
a water jacket spacer inserted into the water jacket; and
a first gasket and a first cylinder head assembled to the cylinder block,
wherein
the water jacket spacer includes a protruding portion that protrudes from the cylinder block in a state where the water jacket spacer is inserted into the water jacket,
each of the first gasket and the first cylinder head includes an escape portion that escapes the protruding portion so as to allow assembly to the cylinder block in a state where the water jacket spacer is inserted into the water jacket, and
at least one of a second gasket different from the first gasket and a second cylinder head different from the first cylinder head interferes with the protruding portion so as to restrict assembly to the cylinder block in a state in which the water jacket spacer is inserted into the water jacket.