18702952. COMPOSITE CYLINDER BLOCK (NISSAN MOTOR CO., LTD.)
Contents
COMPOSITE CYLINDER BLOCK
Organization Name
Inventor(s)
Norikatsu Sekine of Kanagawa (JP)
COMPOSITE CYLINDER BLOCK
This abstract first appeared for US patent application 18702952 titled 'COMPOSITE CYLINDER BLOCK
Original Abstract Submitted
A cylinder block () includes a main block body () made of a metal material and an outer member () made of a resin material and welded to the main block body (). The main block body () has a cylinder wall () defining therein a cylinder bore () and a second columnar part (B) formed at a position apart from the cylinder wall (). The outer member () has a second columnar part insertion hole () and defines a water jacket between the outer member () and the cylinder wall (). The second columnar part (B) is placed in the second columnar part insertion hole () with a predetermined clearance left between the second columnar part insertion hole () and the second columnar part (B), in a state of being isolated from the water jacket, and extends to a cylinder head.
